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authorStefano Babic <sbabic@denx.de>2012-11-10 08:05:54 +0100
committerStefano Babic <sbabic@denx.de>2012-11-10 08:05:54 +0100
commit3e4d27b06d7484040355e22eec2cbce7335d6dab (patch)
tree9672a2bb2e4ce0edc0ab776ddf0e2ca8e39a5f62 /arch/arm/cpu
parentbad05afe083eec0467220de21683443292c5012e (diff)
parent59852d03867108217fe88e3bfc3e1e9cedfe63c5 (diff)
downloadu-boot-imx-3e4d27b06d7484040355e22eec2cbce7335d6dab.zip
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Merge git://git.denx.de/u-boot
Diffstat (limited to 'arch/arm/cpu')
-rw-r--r--arch/arm/cpu/arm1176/tnetv107x/Makefile2
-rw-r--r--arch/arm/cpu/arm1176/tnetv107x/clock.c4
-rw-r--r--arch/arm/cpu/arm1176/tnetv107x/wdt.c180
-rw-r--r--arch/arm/cpu/arm720t/cpu.c32
-rw-r--r--arch/arm/cpu/arm720t/interrupts.c247
-rw-r--r--arch/arm/cpu/arm720t/lpc2292/Makefile50
-rw-r--r--arch/arm/cpu/arm720t/lpc2292/flash.c249
-rw-r--r--arch/arm/cpu/arm720t/lpc2292/iap_entry.S7
-rw-r--r--arch/arm/cpu/arm720t/lpc2292/mmc.c131
-rw-r--r--arch/arm/cpu/arm720t/lpc2292/mmc_hw.c233
-rw-r--r--arch/arm/cpu/arm720t/lpc2292/mmc_hw.h29
-rw-r--r--arch/arm/cpu/arm720t/lpc2292/spi.c40
-rw-r--r--arch/arm/cpu/arm720t/s3c4510b/Makefile45
-rw-r--r--arch/arm/cpu/arm720t/s3c4510b/cache.c86
-rw-r--r--arch/arm/cpu/arm720t/start.S185
-rw-r--r--arch/arm/cpu/arm720t/tegra-common/spl.c91
-rw-r--r--arch/arm/cpu/arm920t/ep93xx/u-boot.lds8
-rw-r--r--arch/arm/cpu/arm920t/ks8695/lowlevel_init.S6
-rw-r--r--arch/arm/cpu/arm920t/s3c24x0/Makefile3
-rw-r--r--arch/arm/cpu/arm920t/s3c24x0/usb.c71
-rw-r--r--arch/arm/cpu/arm920t/s3c24x0/usb_ohci.c1757
-rw-r--r--arch/arm/cpu/arm920t/s3c24x0/usb_ohci.h409
-rw-r--r--arch/arm/cpu/arm926ejs/at91/at91sam9x5_devices.c15
-rw-r--r--arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds7
-rw-r--r--arch/arm/cpu/arm926ejs/spear/u-boot-spl.lds7
-rw-r--r--arch/arm/cpu/armv7/am33xx/Makefile1
-rw-r--r--arch/arm/cpu/armv7/am33xx/board.c239
-rw-r--r--arch/arm/cpu/armv7/am33xx/clock.c41
-rw-r--r--arch/arm/cpu/armv7/am33xx/config.mk1
-rw-r--r--arch/arm/cpu/armv7/am33xx/emif4.c114
-rw-r--r--arch/arm/cpu/armv7/am33xx/mux.c33
-rw-r--r--arch/arm/cpu/armv7/omap-common/u-boot-spl.lds5
-rw-r--r--arch/arm/cpu/armv7/omap3/board.c28
-rw-r--r--arch/arm/cpu/armv7/socfpga/spl.c4
-rw-r--r--arch/arm/cpu/ixp/u-boot.lds8
-rw-r--r--arch/arm/cpu/lh7a40x/Makefile47
-rw-r--r--arch/arm/cpu/lh7a40x/config.mk33
-rw-r--r--arch/arm/cpu/lh7a40x/cpu.c65
-rw-r--r--arch/arm/cpu/lh7a40x/speed.c83
-rw-r--r--arch/arm/cpu/lh7a40x/start.S506
-rw-r--r--arch/arm/cpu/lh7a40x/timer.c182
-rw-r--r--arch/arm/cpu/tegra20-common/emc.c2
-rw-r--r--arch/arm/cpu/u-boot.lds20
43 files changed, 182 insertions, 5124 deletions
diff --git a/arch/arm/cpu/arm1176/tnetv107x/Makefile b/arch/arm/cpu/arm1176/tnetv107x/Makefile
index c63dc92..c1d4d67 100644
--- a/arch/arm/cpu/arm1176/tnetv107x/Makefile
+++ b/arch/arm/cpu/arm1176/tnetv107x/Makefile
@@ -21,7 +21,7 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(SOC).o
-COBJS += aemif.o clock.o init.o mux.o timer.o wdt.o
+COBJS += aemif.o clock.o init.o mux.o timer.o
SOBJS += lowlevel_init.o
SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c)
diff --git a/arch/arm/cpu/arm1176/tnetv107x/clock.c b/arch/arm/cpu/arm1176/tnetv107x/clock.c
index e26fec1..16876ae 100644
--- a/arch/arm/cpu/arm1176/tnetv107x/clock.c
+++ b/arch/arm/cpu/arm1176/tnetv107x/clock.c
@@ -168,10 +168,6 @@ static unsigned long pll_div_mask[] = { 0x01ff, 0x00ff, 0x00ff };
#define tdm_extra_clk {TDM_PLL, 1}
#define tdm1_clk {TDM_PLL, 2}
-/* Optimization barrier */
-#define barrier() \
- __asm__ __volatile__("mov r0, r0\n" : : : "memory");
-
static const struct lpsc_map lpsc_clk_map[] = {
[TNETV107X_LPSC_ARM] = sys_arm1176_clk,
[TNETV107X_LPSC_GEM] = sys_dsp_clk,
diff --git a/arch/arm/cpu/arm1176/tnetv107x/wdt.c b/arch/arm/cpu/arm1176/tnetv107x/wdt.c
deleted file mode 100644
index 18aadb0..0000000
--- a/arch/arm/cpu/arm1176/tnetv107x/wdt.c
+++ /dev/null
@@ -1,180 +0,0 @@
-/*
- * TNETV107X: Watchdog timer implementation (for reset)
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#include <common.h>
-#include <asm/io.h>
-#include <asm/arch/clock.h>
-
-#define MAX_DIV 0xFFFE0001
-
-struct wdt_regs {
- u32 kick_lock;
-#define KICK_LOCK_1 0x5555
-#define KICK_LOCK_2 0xaaaa
- u32 kick;
-
- u32 change_lock;
-#define CHANGE_LOCK_1 0x6666
-#define CHANGE_LOCK_2 0xbbbb
- u32 change;
-
- u32 disable_lock;
-#define DISABLE_LOCK_1 0x7777
-#define DISABLE_LOCK_2 0xcccc
-#define DISABLE_LOCK_3 0xdddd
- u32 disable;
-
- u32 prescale_lock;
-#define PRESCALE_LOCK_1 0x5a5a
-#define PRESCALE_LOCK_2 0xa5a5
- u32 prescale;
-};
-
-static struct wdt_regs* regs = (struct wdt_regs *)TNETV107X_WDT0_ARM_BASE;
-
-#define wdt_reg_read(reg) __raw_readl(&regs->reg)
-#define wdt_reg_write(reg, val) __raw_writel((val), &regs->reg)
-
-static int write_prescale_reg(unsigned long prescale_value)
-{
- wdt_reg_write(prescale_lock, PRESCALE_LOCK_1);
- if ((wdt_reg_read(prescale_lock) & 0x3) != 0x1)
- return -1;
-
- wdt_reg_write(prescale_lock, PRESCALE_LOCK_2);
- if ((wdt_reg_read(prescale_lock) & 0x3) != 0x3)
- return -1;
-
- wdt_reg_write(prescale, prescale_value);
-
- return 0;
-}
-
-static int write_change_reg(unsigned long initial_timer_value)
-{
- wdt_reg_write(change_lock, CHANGE_LOCK_1);
- if ((wdt_reg_read(change_lock) & 0x3) != 0x1)
- return -1;
-
- wdt_reg_write(change_lock, CHANGE_LOCK_2);
- if ((wdt_reg_read(change_lock) & 0x3) != 0x3)
- return -1;
-
- wdt_reg_write(change, initial_timer_value);
-
- return 0;
-}
-
-static int wdt_control(unsigned long disable_value)
-{
- wdt_reg_write(disable_lock, DISABLE_LOCK_1);
- if ((wdt_reg_read(disable_lock) & 0x3) != 0x1)
- return -1;
-
- wdt_reg_write(disable_lock, DISABLE_LOCK_2);
- if ((wdt_reg_read(disable_lock) & 0x3) != 0x2)
- return -1;
-
- wdt_reg_write(disable_lock, DISABLE_LOCK_3);
- if ((wdt_reg_read(disable_lock) & 0x3) != 0x3)
- return -1;
-
- wdt_reg_write(disable, disable_value);
- return 0;
-}
-
-static int wdt_set_period(unsigned long msec)
-{
- unsigned long change_value, count_value;
- unsigned long prescale_value = 1;
- unsigned long refclk_khz, maxdiv;
- int ret;
-
- refclk_khz = clk_get_rate(TNETV107X_LPSC_WDT_ARM);
- maxdiv = (MAX_DIV / refclk_khz);
-
- if ((!msec) || (msec > maxdiv))
- return -1;
-
- count_value = refclk_khz * msec;
- if (count_value > 0xffff) {
- change_value = count_value / 0xffff + 1;
- prescale_value = count_value / change_value;
- } else {
- change_value = count_value;
- }
-
- ret = write_prescale_reg(prescale_value - 1);
- if (ret)
- return ret;
-
- ret = write_change_reg(change_value);
- if (ret)
- return ret;
-
- return 0;
-}
-
-unsigned long last_wdt = -1;
-
-int wdt_start(unsigned long msecs)
-{
- int ret;
- ret = wdt_control(0);
- if (ret)
- return ret;
- ret = wdt_set_period(msecs);
- if (ret)
- return ret;
- ret = wdt_control(1);
- if (ret)
- return ret;
- ret = wdt_kick();
- last_wdt = msecs;
- return ret;
-}
-
-int wdt_stop(void)
-{
- last_wdt = -1;
- return wdt_control(0);
-}
-
-int wdt_kick(void)
-{
- wdt_reg_write(kick_lock, KICK_LOCK_1);
- if ((wdt_reg_read(kick_lock) & 0x3) != 0x1)
- return -1;
-
- wdt_reg_write(kick_lock, KICK_LOCK_2);
- if ((wdt_reg_read(kick_lock) & 0x3) != 0x3)
- return -1;
-
- wdt_reg_write(kick, 1);
- return 0;
-}
-
-void reset_cpu(ulong addr)
-{
- clk_enable(TNETV107X_LPSC_WDT_ARM);
- wdt_start(1);
- wdt_kick();
-}
diff --git a/arch/arm/cpu/arm720t/cpu.c b/arch/arm/cpu/arm720t/cpu.c
index ce7b3c9..820614e 100644
--- a/arch/arm/cpu/arm720t/cpu.c
+++ b/arch/arm/cpu/arm720t/cpu.c
@@ -27,34 +27,12 @@
*/
/*
- * CPU specific code
+ * cleanup_before_linux() - Prepare the CPU to jump to Linux
+ *
+ * This function is called just before we call Linux, it
+ * prepares the processor for linux
*/
-
-#include <common.h>
-#include <command.h>
-#include <clps7111.h>
-#include <asm/hardware.h>
-#include <asm/system.h>
-
-int cleanup_before_linux (void)
+int cleanup_before_linux(void)
{
- /*
- * this function is called just before we call linux
- * it prepares the processor for linux
- *
- * we turn off caches etc ...
- * and we set the CPU-speed to 73 MHz - see start.S for details
- */
-
-#if defined(CONFIG_NETARM) || defined(CONFIG_S3C4510B) || defined(CONFIG_LPC2292)
- disable_interrupts ();
- /* Nothing more needed */
-#elif defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR)
- /* No cleanup before linux for IntegratorAP/CM720T as yet */
-#elif defined(CONFIG_TEGRA)
- /* No cleanup before linux for tegra as yet */
-#else
-#error No cleanup_before_linux() defined for this CPU type
-#endif
return 0;
}
diff --git a/arch/arm/cpu/arm720t/interrupts.c b/arch/arm/cpu/arm720t/interrupts.c
index c2f898f..623a24b 100644
--- a/arch/arm/cpu/arm720t/interrupts.c
+++ b/arch/arm/cpu/arm720t/interrupts.c
@@ -27,266 +27,23 @@
*/
#include <common.h>
-#include <clps7111.h>
-#include <asm/proc-armv/ptrace.h>
-#include <asm/hardware.h>
-
-#ifndef CONFIG_NETARM
-/* we always count down the max. */
-#define TIMER_LOAD_VAL 0xffff
-/* macro to read the 16 bit timer */
-#define READ_TIMER (IO_TC1D & 0xffff)
-
-#ifdef CONFIG_LPC2292
-#undef READ_TIMER
-#define READ_TIMER (0xFFFFFFFF - GET32(T0TC))
-#endif
-
-#else
-#define IRQEN (*(volatile unsigned int *)(NETARM_GEN_MODULE_BASE + NETARM_GEN_INTR_ENABLE))
-#define TM2CTRL (*(volatile unsigned int *)(NETARM_GEN_MODULE_BASE + NETARM_GEN_TIMER2_CONTROL))
-#define TM2STAT (*(volatile unsigned int *)(NETARM_GEN_MODULE_BASE + NETARM_GEN_TIMER2_STATUS))
-#define TIMER_LOAD_VAL NETARM_GEN_TSTAT_CTC_MASK
-#define READ_TIMER (TM2STAT & NETARM_GEN_TSTAT_CTC_MASK)
-#endif
-
-#ifdef CONFIG_S3C4510B
-/* require interrupts for the S3C4510B */
-# ifndef CONFIG_USE_IRQ
-# error CONFIG_USE_IRQ _must_ be defined when using CONFIG_S3C4510B
-# else
-static struct _irq_handler IRQ_HANDLER[N_IRQS];
-# endif
-#endif /* CONFIG_S3C4510B */
#ifdef CONFIG_USE_IRQ
void do_irq (struct pt_regs *pt_regs)
{
-#if defined(CONFIG_S3C4510B)
- unsigned int pending;
-
- while ( (pending = GET_REG( REG_INTOFFSET)) != 0x54) { /* sentinal value for no pending interrutps */
- IRQ_HANDLER[pending>>2].m_func( IRQ_HANDLER[pending>>2].m_data);
-
- /* clear pending interrupt */
- PUT_REG( REG_INTPEND, (1<<(pending>>2)));
- }
-#elif defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR)
- /* No do_irq() for IntegratorAP/CM720T as yet */
-#elif defined(CONFIG_LPC2292)
-
- void (*pfnct)(void);
-
- pfnct = (void (*)(void))VICVectAddr;
-
- (*pfnct)();
-#else
-#error do_irq() not defined for this CPU type
-#endif
-}
-#endif
-
-#ifdef CONFIG_S3C4510B
-static void default_isr( void *data) {
- printf ("default_isr(): called for IRQ %d\n", (int)data);
-}
-
-static void timer_isr( void *data) {
- unsigned int *pTime = (unsigned int *)data;
-
- (*pTime)++;
- if ( !(*pTime % (CONFIG_SYS_HZ/4))) {
- /* toggle LED 0 */
- PUT_REG( REG_IOPDATA, GET_REG(REG_IOPDATA) ^ 0x1);
- }
-
}
#endif
-#if defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR)
- /* Use IntegratorAP routines in board/integratorap.c */
-#else
-
+#if defined(CONFIG_TEGRA)
static ulong timestamp;
static ulong lastdec;
-#if defined(CONFIG_USE_IRQ) && defined(CONFIG_S3C4510B)
-int arch_interrupt_init (void)
-{
- int i;
-
- /* install default interrupt handlers */
- for ( i = 0; i < N_IRQS; i++) {
- IRQ_HANDLER[i].m_data = (void *)i;
- IRQ_HANDLER[i].m_func = default_isr;
- }
-
- /* configure interrupts for IRQ mode */
- PUT_REG( REG_INTMODE, 0x0);
- /* clear any pending interrupts */
- PUT_REG( REG_INTPEND, 0x1FFFFF);
-
- lastdec = 0;
-
- /* install interrupt handler for timer */
- IRQ_HANDLER[INT_TIMER0].m_data = (void *)&timestamp;
- IRQ_HANDLER[INT_TIMER0].m_func = timer_isr;
-
- return 0;
-}
-#endif
-
int timer_init (void)
{
-#if defined(CONFIG_NETARM)
- /* disable all interrupts */
- IRQEN = 0;
-
- /* operate timer 2 in non-prescale mode */
- TM2CTRL = ( NETARM_GEN_TIMER_SET_HZ(CONFIG_SYS_HZ) |
- NETARM_GEN_TCTL_ENABLE |
- NETARM_GEN_TCTL_INIT_COUNT(TIMER_LOAD_VAL));
-
- /* set timer 2 counter */
- lastdec = TIMER_LOAD_VAL;
-#elif defined(CONFIG_S3C4510B)
- /* configure free running timer 0 */
- PUT_REG( REG_TMOD, 0x0);
- /* Stop timer 0 */
- CLR_REG( REG_TMOD, TM0_RUN);
-
- /* Configure for interval mode */
- CLR_REG( REG_TMOD, TM1_TOGGLE);
-
- /*
- * Load Timer data register with count down value.
- * count_down_val = CONFIG_SYS_SYS_CLK_FREQ/CONFIG_SYS_HZ
- */
- PUT_REG( REG_TDATA0, (CONFIG_SYS_SYS_CLK_FREQ / CONFIG_SYS_HZ));
-
- /*
- * Enable global interrupt
- * Enable timer0 interrupt
- */
- CLR_REG( REG_INTMASK, ((1<<INT_GLOBAL) | (1<<INT_TIMER0)));
-
- /* Start timer */
- SET_REG( REG_TMOD, TM0_RUN);
-#elif defined(CONFIG_LPC2292)
- PUT32(T0IR, 0); /* disable all timer0 interrupts */
- PUT32(T0TCR, 0); /* disable timer0 */
- PUT32(T0PR, CONFIG_SYS_SYS_CLK_FREQ / CONFIG_SYS_HZ);
- PUT32(T0MCR, 0);
- PUT32(T0TC, 0);
- PUT32(T0TCR, 1); /* enable timer0 */
-
-#elif defined(CONFIG_TEGRA)
/* No timer routines for tegra as yet */
lastdec = 0;
-#else
-#error No timer_init() defined for this CPU type
-#endif
timestamp = 0;
- return (0);
-}
-
-#endif /* ! IntegratorAP */
-
-/*
- * timer without interrupts
- */
-
-
-#if defined(CONFIG_NETARM) || defined(CONFIG_LPC2292)
-
-ulong get_timer (ulong base)
-{
- return get_timer_masked () - base;
-}
-
-void __udelay (unsigned long usec)
-{
- ulong tmo;
-
- tmo = usec / 1000;
- tmo *= CONFIG_SYS_HZ;
- tmo /= 1000;
-
- tmo += get_timer (0);
-
- while (get_timer_masked () < tmo)
-#ifdef CONFIG_LPC2292
- /* GJ - not sure whether this is really needed or a misunderstanding */
- __asm__ __volatile__(" nop");
-#else
- /*NOP*/;
-#endif
-}
-
-ulong get_timer_masked (void)
-{
- ulong now = READ_TIMER;
-
- if (lastdec >= now) {
- /* normal mode */
- timestamp += lastdec - now;
- } else {
- /* we have an overflow ... */
- timestamp += lastdec + TIMER_LOAD_VAL - now;
- }
- lastdec = now;
-
- return timestamp;
-}
-
-void udelay_masked (unsigned long usec)
-{
- ulong tmo;
- ulong endtime;
- signed long diff;
-
- if (usec >= 1000) {
- tmo = usec / 1000;
- tmo *= CONFIG_SYS_HZ;
- tmo /= 1000;
- } else {
- tmo = usec * CONFIG_SYS_HZ;
- tmo /= (1000*1000);
- }
-
- endtime = get_timer_masked () + tmo;
-
- do {
- ulong now = get_timer_masked ();
- diff = endtime - now;
- } while (diff >= 0);
-}
-
-#elif defined(CONFIG_S3C4510B)
-
-ulong get_timer (ulong base)
-{
- return timestamp - base;
-}
-
-void __udelay (unsigned long usec)
-{
- u32 ticks;
-
- ticks = (usec * CONFIG_SYS_HZ) / 1000000;
-
- ticks += get_timer (0);
-
- while (get_timer (0) < ticks)
- /*NOP*/;
-
+ return 0;
}
-
-#elif defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR)
- /* No timer routines for IntegratorAP/CM720T as yet */
-#elif defined(CONFIG_TEGRA)
- /* No timer routines for tegra as yet */
-#else
-#error Timer routines not defined for this CPU type
#endif
diff --git a/arch/arm/cpu/arm720t/lpc2292/Makefile b/arch/arm/cpu/arm720t/lpc2292/Makefile
deleted file mode 100644
index 1b93008..0000000
--- a/arch/arm/cpu/arm720t/lpc2292/Makefile
+++ /dev/null
@@ -1,50 +0,0 @@
-#
-# (C) Copyright 2000-2007
-# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
-#
-# See file CREDITS for list of people who contributed to this
-# project.
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License as
-# published by the Free Software Foundation; either version 2 of
-# the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
-# MA 02111-1307 USA
-#
-
-include $(TOPDIR)/config.mk
-
-LIB = $(obj)lib$(SOC).o
-
-COBJS = flash.o mmc.o mmc_hw.o spi.o
-SOBJS = $(obj)iap_entry.o
-
-SRCS := $(COBJS:.o=.c)
-OBJS := $(addprefix $(obj),$(COBJS))
-
-all: $(obj).depend $(LIB)
-
-$(LIB): $(OBJS) $(SOBJS)
- $(call cmd_link_o_target, $(OBJS) $(SOBJS))
-
-# this MUST be compiled as thumb code!
-$(SOBJS):
- $(CC) $(AFLAGS) -march=armv4t -c -o $(SOBJS) iap_entry.S
-
-#########################################################################
-
-# defines $(obj).depend target
-include $(SRCTREE)/rules.mk
-
-sinclude $(obj).depend
-
-#########################################################################
diff --git a/arch/arm/cpu/arm720t/lpc2292/flash.c b/arch/arm/cpu/arm720t/lpc2292/flash.c
deleted file mode 100644
index 3d2dc32..0000000
--- a/arch/arm/cpu/arm720t/lpc2292/flash.c
+++ /dev/null
@@ -1,249 +0,0 @@
-/*
- * (C) Copyright 2006 Embedded Artists AB <www.embeddedartists.com>
- *
- * Modified to remove all but the IAP-command related code by
- * Gary Jennejohn <garyj@denx.de>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <asm/arch/hardware.h>
-
-/* IAP commands use 32 bytes at the top of CPU internal sram, we
- use 512 bytes below that */
-#define COPY_BUFFER_LOCATION 0x40003de0
-
-#define IAP_LOCATION 0x7ffffff1
-#define IAP_CMD_PREPARE 50
-#define IAP_CMD_COPY 51
-#define IAP_CMD_ERASE 52
-#define IAP_CMD_CHECK 53
-#define IAP_CMD_ID 54
-#define IAP_CMD_VERSION 55
-#define IAP_CMD_COMPARE 56
-
-#define IAP_RET_CMD_SUCCESS 0
-
-static unsigned long command[5];
-static unsigned long result[2];
-
-extern void iap_entry(unsigned long * command, unsigned long * result);
-
-/*-----------------------------------------------------------------------
- *
- */
-static int get_flash_sector(flash_info_t * info, ulong flash_addr)
-{
- int i;
-
- for(i = 1; i < (info->sector_count); i++) {
- if (flash_addr < (info->start[i]))
- break;
- }
-
- return (i-1);
-}
-
-/*-----------------------------------------------------------------------
- * This function assumes that flash_addr is aligned on 512 bytes boundary
- * in flash. This function also assumes that prepare have been called
- * for the sector in question.
- */
-int lpc2292_copy_buffer_to_flash(flash_info_t * info, ulong flash_addr)
-{
- int first_sector;
- int last_sector;
-
- first_sector = get_flash_sector(info, flash_addr);
- last_sector = get_flash_sector(info, flash_addr + 512 - 1);
-
- /* prepare sectors for write */
- command[0] = IAP_CMD_PREPARE;
- command[1] = first_sector;
- command[2] = last_sector;
- iap_entry(command, result);
- if (result[0] != IAP_RET_CMD_SUCCESS) {
- printf("IAP prepare failed\n");
- return ERR_PROG_ERROR;
- }
-
- command[0] = IAP_CMD_COPY;
- command[1] = flash_addr;
- command[2] = COPY_BUFFER_LOCATION;
- command[3] = 512;
- command[4] = CONFIG_SYS_SYS_CLK_FREQ >> 10;
- iap_entry(command, result);
- if (result[0] != IAP_RET_CMD_SUCCESS) {
- printf("IAP copy failed\n");
- return 1;
- }
-
- return 0;
-}
-
-/*-----------------------------------------------------------------------
- */
-
-int lpc2292_flash_erase (flash_info_t * info, int s_first, int s_last)
-{
- int flag;
- int prot;
- int sect;
-
- prot = 0;
- for (sect = s_first; sect <= s_last; ++sect) {
- if (info->protect[sect]) {
- prot++;
- }
- }
- if (prot)
- return ERR_PROTECTED;
-
-
- flag = disable_interrupts();
-
- printf ("Erasing %d sectors starting at sector %2d.\n"
- "This make take some time ... ",
- s_last - s_first + 1, s_first);
-
- command[0] = IAP_CMD_PREPARE;
- command[1] = s_first;
- command[2] = s_last;
- iap_entry(command, result);
- if (result[0] != IAP_RET_CMD_SUCCESS) {
- printf("IAP prepare failed\n");
- return ERR_PROTECTED;
- }
-
- command[0] = IAP_CMD_ERASE;
- command[1] = s_first;
- command[2] = s_last;
- command[3] = CONFIG_SYS_SYS_CLK_FREQ >> 10;
- iap_entry(command, result);
- if (result[0] != IAP_RET_CMD_SUCCESS) {
- printf("IAP erase failed\n");
- return ERR_PROTECTED;
- }
-
- if (flag)
- enable_interrupts();
-
- return ERR_OK;
-}
-
-int lpc2292_write_buff (flash_info_t * info, uchar * src, ulong addr,
- ulong cnt)
-{
- int first_copy_size;
- int last_copy_size;
- int first_block;
- int last_block;
- int nbr_mid_blocks;
- uchar memmap_value;
- ulong i;
- uchar* src_org;
- uchar* dst_org;
- int ret = ERR_OK;
-
- src_org = src;
- dst_org = (uchar*)addr;
-
- first_block = addr / 512;
- last_block = (addr + cnt) / 512;
- nbr_mid_blocks = last_block - first_block - 1;
-
- first_copy_size = 512 - (addr % 512);
- last_copy_size = (addr + cnt) % 512;
-
- debug("\ncopy first block: (1) %lX -> %lX 0x200 bytes, "
- "(2) %lX -> %lX 0x%X bytes, (3) %lX -> %lX 0x200 bytes\n",
- (ulong)(first_block * 512),
- (ulong)COPY_BUFFER_LOCATION,
- (ulong)src,
- (ulong)(COPY_BUFFER_LOCATION + 512 - first_copy_size),
- first_copy_size,
- (ulong)COPY_BUFFER_LOCATION,
- (ulong)(first_block * 512));
-
- /* copy first block */
- memcpy((void*)COPY_BUFFER_LOCATION,
- (void*)(first_block * 512), 512);
- memcpy((void*)(COPY_BUFFER_LOCATION + 512 - first_copy_size),
- src, first_copy_size);
- lpc2292_copy_buffer_to_flash(info, first_block * 512);
- src += first_copy_size;
- addr += first_copy_size;
-
- /* copy middle blocks */
- for (i = 0; i < nbr_mid_blocks; i++) {
- debug("copy middle block: %lX -> %lX 512 bytes, "
- "%lX -> %lX 512 bytes\n",
- (ulong)src,
- (ulong)COPY_BUFFER_LOCATION,
- (ulong)COPY_BUFFER_LOCATION,
- (ulong)addr);
-
- memcpy((void*)COPY_BUFFER_LOCATION, src, 512);
- lpc2292_copy_buffer_to_flash(info, addr);
- src += 512;
- addr += 512;
- }
-
-
- if (last_copy_size > 0) {
- debug("copy last block: (1) %lX -> %lX 0x200 bytes, "
- "(2) %lX -> %lX 0x%X bytes, (3) %lX -> %lX x200 bytes\n",
- (ulong)(last_block * 512),
- (ulong)COPY_BUFFER_LOCATION,
- (ulong)src,
- (ulong)(COPY_BUFFER_LOCATION),
- last_copy_size,
- (ulong)COPY_BUFFER_LOCATION,
- (ulong)addr);
-
- /* copy last block */
- memcpy((void*)COPY_BUFFER_LOCATION,
- (void*)(last_block * 512), 512);
- memcpy((void*)COPY_BUFFER_LOCATION,
- src, last_copy_size);
- lpc2292_copy_buffer_to_flash(info, addr);
- }
-
- /* verify write */
- memmap_value = GET8(MEMMAP);
-
- disable_interrupts();
-
- PUT8(MEMMAP, 01); /* we must make sure that initial 64
- bytes are taken from flash when we
- do the compare */
-
- for (i = 0; i < cnt; i++) {
- if (*dst_org != *src_org){
- printf("Write failed. Byte %lX differs\n", i);
- ret = ERR_PROG_ERROR;
- break;
- }
- dst_org++;
- src_org++;
- }
-
- PUT8(MEMMAP, memmap_value);
- enable_interrupts();
-
- return ret;
-}
diff --git a/arch/arm/cpu/arm720t/lpc2292/iap_entry.S b/arch/arm/cpu/arm720t/lpc2292/iap_entry.S
deleted file mode 100644
index c31d519..0000000
--- a/arch/arm/cpu/arm720t/lpc2292/iap_entry.S
+++ /dev/null
@@ -1,7 +0,0 @@
-IAP_ADDRESS: .word 0x7FFFFFF1
-
-.globl iap_entry
-iap_entry:
- ldr r2, IAP_ADDRESS
- bx r2
- mov pc, lr
diff --git a/arch/arm/cpu/arm720t/lpc2292/mmc.c b/arch/arm/cpu/arm720t/lpc2292/mmc.c
deleted file mode 100644
index beaffe9..0000000
--- a/arch/arm/cpu/arm720t/lpc2292/mmc.c
+++ /dev/null
@@ -1,131 +0,0 @@
-/*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <config.h>
-#include <common.h>
-#include <mmc.h>
-#include <asm/errno.h>
-#include <asm/arch/hardware.h>
-#include <part.h>
-#include <fat.h>
-#include "mmc_hw.h"
-#include <asm/arch/spi.h>
-
-#ifdef CONFIG_MMC
-
-#undef MMC_DEBUG
-
-static block_dev_desc_t mmc_dev;
-
-/* these are filled out by a call to mmc_hw_get_parameters */
-static int hw_size; /* in kbytes */
-static int hw_nr_sects;
-static int hw_sect_size; /* in bytes */
-
-block_dev_desc_t * mmc_get_dev(int dev)
-{
- return (block_dev_desc_t *)(&mmc_dev);
-}
-
-unsigned long mmc_block_read(int dev,
- unsigned long start,
- lbaint_t blkcnt,
- void *buffer)
-{
- unsigned long rc = 0;
- unsigned char *p = (unsigned char *)buffer;
- unsigned long i;
- unsigned long addr = start;
-
-#ifdef MMC_DEBUG
- printf("mmc_block_read: start=%lu, blkcnt=%lu\n", start,
- (unsigned long)blkcnt);
-#endif
-
- for(i = 0; i < (unsigned long)blkcnt; i++) {
-#ifdef MMC_DEBUG
- printf("mmc_read_sector: addr=%lu, buffer=%p\n", addr, p);
-#endif
- (void)mmc_read_sector(addr, p);
- rc++;
- addr++;
- p += hw_sect_size;
- }
-
- return rc;
-}
-
-/*-----------------------------------------------------------------------------
- * Read hardware paramterers (sector size, size, number of sectors)
- */
-static int mmc_hw_get_parameters(void)
-{
- unsigned char csddata[16];
- unsigned int sizemult;
- unsigned int size;
-
- mmc_read_csd(csddata);
- hw_sect_size = 1<<(csddata[5] & 0x0f);
- size = ((csddata[6]&0x03)<<10)+(csddata[7]<<2)+(csddata[8]&0xc0);
- sizemult = ((csddata[10] & 0x80)>>7)+((csddata[9] & 0x03)<<1);
- hw_nr_sects = (size+1)*(1<<(sizemult+2));
- hw_size = hw_nr_sects*hw_sect_size/1024;
-
-#ifdef MMC_DEBUG
- printf("mmc_hw_get_parameters: hw_sect_size=%d, hw_nr_sects=%d, "
- "hw_size=%d\n", hw_sect_size, hw_nr_sects, hw_size);
-#endif
-
- return 0;
-}
-
-int mmc_legacy_init(int verbose)
-{
- int ret = -ENODEV;
-
- if (verbose)
- printf("mmc_legacy_init\n");
-
- spi_init();
- /* this meeds to be done twice */
- mmc_hw_init();
- udelay(1000);
- mmc_hw_init();
-
- mmc_hw_get_parameters();
-
- mmc_dev.if_type = IF_TYPE_MMC;
- mmc_dev.part_type = PART_TYPE_DOS;
- mmc_dev.dev = 0;
- mmc_dev.lun = 0;
- mmc_dev.type = 0;
- mmc_dev.blksz = hw_sect_size;
- mmc_dev.lba = hw_nr_sects;
- sprintf((char*)mmc_dev.vendor, "Unknown vendor");
- sprintf((char*)mmc_dev.product, "Unknown product");
- sprintf((char*)mmc_dev.revision, "N/A");
- mmc_dev.removable = 0; /* should be true??? */
- mmc_dev.block_read = mmc_block_read;
-
- fat_register_device(&mmc_dev, 1);
-
- ret = 0;
-
- return ret;
-}
-
-#endif /* CONFIG_MMC */
diff --git a/arch/arm/cpu/arm720t/lpc2292/mmc_hw.c b/arch/arm/cpu/arm720t/lpc2292/mmc_hw.c
deleted file mode 100644
index bd6a5b1..0000000
--- a/arch/arm/cpu/arm720t/lpc2292/mmc_hw.c
+++ /dev/null
@@ -1,233 +0,0 @@
-/*
- This code was original written by Ulrich Radig and modified by
- Embedded Artists AB (www.embeddedartists.com).
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-*/
-
-#include <config.h>
-#include <common.h>
-#include <asm/arch/hardware.h>
-#include <asm/arch/spi.h>
-
-#define MMC_Enable() PUT32(IO1CLR, 1l << 22)
-#define MMC_Disable() PUT32(IO1SET, 1l << 22)
-#define mmc_spi_cfg() spi_set_clock(8); spi_set_cfg(0, 1, 0);
-
-static unsigned char Write_Command_MMC (unsigned char *CMD);
-static void MMC_Read_Block(unsigned char *CMD, unsigned char *Buffer,
- unsigned short int Bytes);
-
-/* initialize the hardware */
-int mmc_hw_init(void)
-{
- unsigned long a;
- unsigned short int Timeout = 0;
- unsigned char b;
- unsigned char CMD[] = {0x40, 0x00, 0x00, 0x00, 0x00, 0x95};
-
- /* set-up GPIO and SPI */
- (*((volatile unsigned long *)PINSEL2)) &= ~(1l << 3); /* clear bit 3 */
- (*((volatile unsigned long *)IO1DIR)) |= (1l << 22); /* set bit 22 (output) */
-
- MMC_Disable();
-
- spi_lock();
- spi_set_clock(248);
- spi_set_cfg(0, 1, 0);
- MMC_Enable();
-
- /* waste some time */
- for(a=0; a < 20000; a++)
- asm("nop");
-
- /* Put the MMC/SD-card into SPI-mode */
- for (b = 0; b < 10; b++) /* Sends min 74+ clocks to the MMC/SD-card */
- spi_write(0xff);
-
- /* Sends command CMD0 to MMC/SD-card */
- while (Write_Command_MMC(CMD) != 1) {
- if (Timeout++ > 200) {
- MMC_Disable();
- spi_unlock();
- return(1); /* Abort with command 1 (return 1) */
- }
- }
- /* Sends Command CMD1 an MMC/SD-card */
- Timeout = 0;
- CMD[0] = 0x41;/* Command 1 */
- CMD[5] = 0xFF;
-
- while (Write_Command_MMC(CMD) != 0) {
- if (Timeout++ > 200) {
- MMC_Disable();
- spi_unlock();
- return (2); /* Abort with command 2 (return 2) */
- }
- }
-
- MMC_Disable();
- spi_unlock();
-
- return 0;
-}
-
-/* ############################################################################
- Sends a command to the MMC/SD-card
- ######################################################################### */
-static unsigned char Write_Command_MMC (unsigned char *CMD)
-{
- unsigned char a, tmp = 0xff;
- unsigned short int Timeout = 0;
-
- MMC_Disable();
- spi_write(0xFF);
- MMC_Enable();
-
- for (a = 0; a < 0x06; a++)
- spi_write(*CMD++);
-
- while (tmp == 0xff) {
- tmp = spi_read();
- if (Timeout++ > 5000)
- break;
- }
-
- return (tmp);
-}
-
-/* ############################################################################
- Routine to read the CID register from the MMC/SD-card (16 bytes)
- ######################################################################### */
-void MMC_Read_Block(unsigned char *CMD, unsigned char *Buffer, unsigned short
- int Bytes)
-{
- unsigned short int a;
-
- spi_lock();
- mmc_spi_cfg();
- MMC_Enable();
-
- if (Write_Command_MMC(CMD) != 0) {
- MMC_Disable();
- spi_unlock();
- return;
- }
-
- while (spi_read() != 0xfe) {};
- for (a = 0; a < Bytes; a++)
- *Buffer++ = spi_read();
-
- /* Read the CRC-byte */
- spi_read(); /* CRC - byte is discarded */
- spi_read(); /* CRC - byte is discarded */
- /* set MMC_Chip_Select to high (MMC/SD-card Inaktiv) */
- MMC_Disable();
- spi_unlock();
-
- return;
-}
-
-/* ############################################################################
- Routine to read a block (512 bytes) from the MMC/SD-card
- ######################################################################### */
-unsigned char mmc_read_sector (unsigned long addr,unsigned char *Buffer)
-{
- /* Command 16 to read aBlocks from the MMC/SD - caed */
- unsigned char CMD[] = {0x51,0x00,0x00,0x00,0x00,0xFF};
-
- /* The address on the MMC/SD-card is in bytes,
- addr is transformed from blocks to bytes and the result is
- placed into the command */
-
- addr = addr << 9; /* addr = addr * 512 */
-
- CMD[1] = ((addr & 0xFF000000) >> 24);
- CMD[2] = ((addr & 0x00FF0000) >> 16);
- CMD[3] = ((addr & 0x0000FF00) >> 8 );
-
- MMC_Read_Block(CMD, Buffer, 512);
-
- return (0);
-}
-
-/* ############################################################################
- Routine to write a block (512 byte) to the MMC/SD-card
- ######################################################################### */
-unsigned char mmc_write_sector (unsigned long addr,unsigned char *Buffer)
-{
- unsigned char tmp, a;
- unsigned short int b;
- /* Command 24 to write a block to the MMC/SD - card */
- unsigned char CMD[] = {0x58, 0x00, 0x00, 0x00, 0x00, 0xFF};
-
- /* The address on the MMC/SD-card is in bytes,
- addr is transformed from blocks to bytes and the result is
- placed into the command */
-
- addr = addr << 9; /* addr = addr * 512 */
-
- CMD[1] = ((addr & 0xFF000000) >> 24);
- CMD[2] = ((addr & 0x00FF0000) >> 16);
- CMD[3] = ((addr & 0x0000FF00) >> 8 );
-
- spi_lock();
- mmc_spi_cfg();
- MMC_Enable();
-
- /* Send command CMD24 to the MMC/SD-card (Write 1 Block/512 Bytes) */
- tmp = Write_Command_MMC(CMD);
- if (tmp != 0) {
- MMC_Disable();
- spi_unlock();
- return(tmp);
- }
-
- /* Do a short delay and send a clock-pulse to the MMC/SD-card */
- for (a = 0; a < 100; a++)
- spi_read();
-
- /* Send a start byte to the MMC/SD-card */
- spi_write(0xFE);
-
- /* Write the block (512 bytes) to the MMC/SD-card */
- for (b = 0; b < 512; b++)
- spi_write(*Buffer++);
-
- /* write the CRC-Byte */
- spi_write(0xFF); /* write a dummy CRC */
- spi_write(0xFF); /* CRC code is not used */
-
- /* Wait for MMC/SD-card busy */
- while (spi_read() != 0xff) {};
-
- /* set MMC_Chip_Select to high (MMC/SD-card inactive) */
- MMC_Disable();
- spi_unlock();
- return (0);
-}
-
-/* #########################################################################
- Routine to read the CSD register from the MMC/SD-card (16 bytes)
- ######################################################################### */
-unsigned char mmc_read_csd (unsigned char *Buffer)
-{
- /* Command to read the CSD register */
- unsigned char CMD[] = {0x49, 0x00, 0x00, 0x00, 0x00, 0xFF};
-
- MMC_Read_Block(CMD, Buffer, 16);
-
- return (0);
-}
diff --git a/arch/arm/cpu/arm720t/lpc2292/mmc_hw.h b/arch/arm/cpu/arm720t/lpc2292/mmc_hw.h
deleted file mode 100644
index 3687dbf..0000000
--- a/arch/arm/cpu/arm720t/lpc2292/mmc_hw.h
+++ /dev/null
@@ -1,29 +0,0 @@
-/*
- This module implements a linux character device driver for the 24c256 chip.
- Copyright (C) 2006 Embedded Artists AB (www.embeddedartists.com)
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-*/
-
-#ifndef _MMC_HW_
-#define _MMC_HW_
-
-unsigned char mmc_read_csd(unsigned char *Buffer);
-unsigned char mmc_read_sector (unsigned long addr,
- unsigned char *Buffer);
-unsigned char mmc_write_sector (unsigned long addr,unsigned char *Buffer);
-int mmc_hw_init(void);
-
-#endif /* _MMC_HW_ */
diff --git a/arch/arm/cpu/arm720t/lpc2292/spi.c b/arch/arm/cpu/arm720t/lpc2292/spi.c
deleted file mode 100644
index d296bda..0000000
--- a/arch/arm/cpu/arm720t/lpc2292/spi.c
+++ /dev/null
@@ -1,40 +0,0 @@
-/*
- This module implements an interface to the SPI on the lpc22xx.
- Copyright (C) 2006 Embedded Artists AB (www.embeddedartists.com)
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-*/
-
-#include <config.h>
-#include <common.h>
-#include <asm/errno.h>
-#include <asm/arch/hardware.h>
-#include <asm/arch/spi.h>
-
-unsigned long spi_flags;
-unsigned char spi_idle = 0x00;
-
-int spi_init(void)
-{
- unsigned long pinsel0_value;
-
- /* activate spi pins */
- pinsel0_value = GET32(PINSEL0);
- pinsel0_value &= ~(0xFFl << 8);
- pinsel0_value |= (0x55l << 8);
- PUT32(PINSEL0, pinsel0_value);
-
- return 0;
-}
diff --git a/arch/arm/cpu/arm720t/s3c4510b/Makefile b/arch/arm/cpu/arm720t/s3c4510b/Makefile
deleted file mode 100644
index 5c6df08..0000000
--- a/arch/arm/cpu/arm720t/s3c4510b/Makefile
+++ /dev/null
@@ -1,45 +0,0 @@
-#
-# (C) Copyright 2000-2008
-# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
-#
-# See file CREDITS for list of people who contributed to this
-# project.
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License as
-# published by the Free Software Foundation; either version 2 of
-# the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
-# MA 02111-1307 USA
-#
-
-include $(TOPDIR)/config.mk
-
-LIB = $(obj)lib$(SOC).o
-
-COBJS-y += cache.o
-
-SRCS := $(SOBJS:.o=.S) $(COBJS-y:.o=.c)
-OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS-y))
-
-all: $(obj).depend $(LIB)
-
-$(LIB): $(OBJS)
- $(call cmd_link_o_target, $(OBJS))
-
-#########################################################################
-
-# defines $(obj).depend target
-include $(SRCTREE)/rules.mk
-
-sinclude $(obj).depend
-
-#########################################################################
diff --git a/arch/arm/cpu/arm720t/s3c4510b/cache.c b/arch/arm/cpu/arm720t/s3c4510b/cache.c
deleted file mode 100644
index 104d287..0000000
--- a/arch/arm/cpu/arm720t/s3c4510b/cache.c
+++ /dev/null
@@ -1,86 +0,0 @@
-/*
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Marius Groeger <mgroeger@sysgo.de>
- *
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Alex Zuepke <azu@sysgo.de>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <asm/hardware.h>
-
-void icache_enable (void)
-{
- s32 i;
-
- /* disable all cache bits */
- CLR_REG( REG_SYSCFG, 0x3F);
-
- /* 8KB cache, write enable */
- SET_REG( REG_SYSCFG, CACHE_WRITE_BUFF | CACHE_MODE_01);
-
- /* clear TAG RAM bits */
- for ( i = 0; i < 256; i++)
- PUT_REG( CACHE_TAG_RAM + 4*i, 0x00000000);
-
- /* clear SET0 RAM */
- for(i=0; i < 1024; i++)
- PUT_REG( CACHE_SET0_RAM + 4*i, 0x00000000);
-
- /* clear SET1 RAM */
- for(i=0; i < 1024; i++)
- PUT_REG( CACHE_SET1_RAM + 4*i, 0x00000000);
-
- /* enable cache */
- SET_REG( REG_SYSCFG, CACHE_ENABLE);
-
-}
-
-void icache_disable (void)
-{
- /* disable all cache bits */
- CLR_REG( REG_SYSCFG, 0x3F);
-}
-
-int icache_status (void)
-{
- return GET_REG( REG_SYSCFG) & CACHE_ENABLE;
-}
-
-void dcache_enable (void)
-{
- /* we don't have seperate instruction/data caches */
- icache_enable();
-}
-
-void dcache_disable (void)
-{
- /* we don't have seperate instruction/data caches */
- icache_disable();
-}
-
-int dcache_status (void)
-{
- /* we don't have seperate instruction/data caches */
- return icache_status();
-}
diff --git a/arch/arm/cpu/arm720t/start.S b/arch/arm/cpu/arm720t/start.S
index 2f914e9..c2a7763 100644
--- a/arch/arm/cpu/arm720t/start.S
+++ b/arch/arm/cpu/arm720t/start.S
@@ -43,11 +43,7 @@ _start: b reset
ldr pc, _software_interrupt
ldr pc, _prefetch_abort
ldr pc, _data_abort
-#ifdef CONFIG_LPC2292
- .word 0xB4405F76 /* 2's complement of the checksum of the vectors */
-#else
ldr pc, _not_used
-#endif
ldr pc, _irq
ldr pc, _fiq
@@ -151,10 +147,6 @@ reset:
bl cpu_init_crit
#endif
-#ifdef CONFIG_LPC2292
- bl lowlevel_init
-#endif
-
/* Set stackpointer in internal RAM to call board_init_f */
call_board_init_f:
ldr sp, =(CONFIG_SYS_INIT_SP_ADDR)
@@ -291,148 +283,9 @@ _dynsym_start_ofs:
*************************************************************************
*/
-#if defined(CONFIG_LPC2292)
-PLLCFG_ADR: .word PLLCFG
-PLLFEED_ADR: .word PLLFEED
-PLLCON_ADR: .word PLLCON
-PLLSTAT_ADR: .word PLLSTAT
-VPBDIV_ADR: .word VPBDIV
-MEMMAP_ADR: .word MEMMAP
-
-#endif
-
cpu_init_crit:
-#if defined(CONFIG_NETARM)
- /*
- * prior to software reset : need to set pin PORTC4 to be *HRESET
- */
- ldr r0, =NETARM_GEN_MODULE_BASE
- ldr r1, =(NETARM_GEN_PORT_MODE(0x10) | \
- NETARM_GEN_PORT_DIR(0x10))
- str r1, [r0, #+NETARM_GEN_PORTC]
- /*
- * software reset : see HW Ref. Guide 8.2.4 : Software Service register
- * for an explanation of this process
- */
- ldr r0, =NETARM_GEN_MODULE_BASE
- ldr r1, =NETARM_GEN_SW_SVC_RESETA
- str r1, [r0, #+NETARM_GEN_SOFTWARE_SERVICE]
- ldr r1, =NETARM_GEN_SW_SVC_RESETB
- str r1, [r0, #+NETARM_GEN_SOFTWARE_SERVICE]
- ldr r1, =NETARM_GEN_SW_SVC_RESETA
- str r1, [r0, #+NETARM_GEN_SOFTWARE_SERVICE]
- ldr r1, =NETARM_GEN_SW_SVC_RESETB
- str r1, [r0, #+NETARM_GEN_SOFTWARE_SERVICE]
- /*
- * setup PLL and System Config
- */
- ldr r0, =NETARM_GEN_MODULE_BASE
-
- ldr r1, =( NETARM_GEN_SYS_CFG_LENDIAN | \
- NETARM_GEN_SYS_CFG_BUSFULL | \
- NETARM_GEN_SYS_CFG_USER_EN | \
- NETARM_GEN_SYS_CFG_ALIGN_ABORT | \
- NETARM_GEN_SYS_CFG_BUSARB_INT | \
- NETARM_GEN_SYS_CFG_BUSMON_EN )
-
- str r1, [r0, #+NETARM_GEN_SYSTEM_CONTROL]
-
-#ifndef CONFIG_NETARM_PLL_BYPASS
- ldr r1, =( NETARM_GEN_PLL_CTL_PLLCNT(NETARM_PLL_COUNT_VAL) | \
- NETARM_GEN_PLL_CTL_POLTST_DEF | \
- NETARM_GEN_PLL_CTL_INDIV(1) | \
- NETARM_GEN_PLL_CTL_ICP_DEF | \
- NETARM_GEN_PLL_CTL_OUTDIV(2) )
- str r1, [r0, #+NETARM_GEN_PLL_CONTROL]
-#endif
-
- /*
- * mask all IRQs by clearing all bits in the INTMRs
- */
- mov r1, #0
- ldr r0, =NETARM_GEN_MODULE_BASE
- str r1, [r0, #+NETARM_GEN_INTR_ENABLE]
-
-#elif defined(CONFIG_S3C4510B)
- /*
- * Mask off all IRQ sources
- */
- ldr r1, =REG_INTMASK
- ldr r0, =0x3FFFFF
- str r0, [r1]
-
- /*
- * Disable Cache
- */
- ldr r0, =REG_SYSCFG
- ldr r1, =0x83ffffa0 /* cache-disabled */
- str r1, [r0]
-
-#elif defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR)
- /* No specific initialisation for IntegratorAP/CM720T as yet */
-#elif defined(CONFIG_LPC2292)
- /* Set-up PLL */
- mov r3, #0xAA
- mov r4, #0x55
- /* First disconnect and disable the PLL */
- ldr r0, PLLCON_ADR
- mov r1, #0x00
- str r1, [r0]
- ldr r0, PLLFEED_ADR /* start feed sequence */
- str r3, [r0]
- str r4, [r0] /* feed sequence done */
- /* Set new M and P values */
- ldr r0, PLLCFG_ADR
- mov r1, #0x23 /* M=4 and P=2 */
- str r1, [r0]
- ldr r0, PLLFEED_ADR /* start feed sequence */
- str r3, [r0]
- str r4, [r0] /* feed sequence done */
- /* Then enable the PLL */
- ldr r0, PLLCON_ADR
- mov r1, #0x01 /* PLL enable bit */
- str r1, [r0]
- ldr r0, PLLFEED_ADR /* start feed sequence */
- str r3, [r0]
- str r4, [r0] /* feed sequence done */
- /* Wait for the lock */
- ldr r0, PLLSTAT_ADR
- mov r1, #0x400 /* lock bit */
-lock_loop:
- ldr r2, [r0]
- and r2, r1, r2
- cmp r2, #0
- beq lock_loop
- /* And finally connect the PLL */
- ldr r0, PLLCON_ADR
- mov r1, #0x03 /* PLL enable bit and connect bit */
- str r1, [r0]
- ldr r0, PLLFEED_ADR /* start feed sequence */
- str r3, [r0]
- str r4, [r0] /* feed sequence done */
- /* Set-up VPBDIV register */
- ldr r0, VPBDIV_ADR
- mov r1, #0x01 /* VPB clock is same as process clock */
- str r1, [r0]
-#elif defined(CONFIG_TEGRA)
- /* No cpu_init_crit for tegra as yet */
-#else
-#error No cpu_init_crit() defined for current CPU type
-#endif
-
-#ifdef CONFIG_ARM7_REVD
- /* set clock speed */
- /* !!! we run @ 36 MHz due to a hardware flaw in Rev. D processors */
- /* !!! not doing DRAM refresh properly! */
- ldr r0, SYSCON3
- ldr r1, [r0]
- bic r1, r1, #CLKCTL
- orr r1, r1, #CLKCTL_36
- str r1, [r0]
-#endif
-
-#if !defined(CONFIG_LPC2292) && !defined(CONFIG_TEGRA)
+#if !defined(CONFIG_TEGRA)
mov ip, lr
/*
* before relocating, we have to setup RAM timing
@@ -610,39 +463,3 @@ fiq:
#endif
#endif /* CONFIG_SPL_BUILD */
-
-#if defined(CONFIG_NETARM)
- .align 5
-.globl reset_cpu
-reset_cpu:
- ldr r1, =NETARM_MEM_MODULE_BASE
- ldr r0, [r1, #+NETARM_MEM_CS0_BASE_ADDR]
- ldr r1, =0xFFFFF000
- and r0, r1, r0
- ldr r1, =(relocate-CONFIG_SYS_TEXT_BASE)
- add r0, r1, r0
- ldr r4, =NETARM_GEN_MODULE_BASE
- ldr r1, =NETARM_GEN_SW_SVC_RESETA
- str r1, [r4, #+NETARM_GEN_SOFTWARE_SERVICE]
- ldr r1, =NETARM_GEN_SW_SVC_RESETB
- str r1, [r4, #+NETARM_GEN_SOFTWARE_SERVICE]
- ldr r1, =NETARM_GEN_SW_SVC_RESETA
- str r1, [r4, #+NETARM_GEN_SOFTWARE_SERVICE]
- ldr r1, =NETARM_GEN_SW_SVC_RESETB
- str r1, [r4, #+NETARM_GEN_SOFTWARE_SERVICE]
- mov pc, r0
-#elif defined(CONFIG_S3C4510B)
-/* Nothing done here as reseting the CPU is board specific, depending
- * on external peripherals such as watchdog timers, etc. */
-#elif defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR)
- /* No specific reset actions for IntegratorAP/CM720T as yet */
-#elif defined(CONFIG_LPC2292)
- .align 5
-.globl reset_cpu
-reset_cpu:
- mov pc, r0
-#elif defined(CONFIG_TEGRA)
- /* No specific reset actions for tegra as yet */
-#else
-#error No reset_cpu() defined for current CPU type
-#endif
diff --git a/arch/arm/cpu/arm720t/tegra-common/spl.c b/arch/arm/cpu/arm720t/tegra-common/spl.c
index 0d37ce8..c280ab7 100644
--- a/arch/arm/cpu/arm720t/tegra-common/spl.c
+++ b/arch/arm/cpu/arm720t/tegra-common/spl.c
@@ -23,105 +23,42 @@
* MA 02111-1307 USA
*/
#include <common.h>
-#include <asm/u-boot.h>
-#include <asm/utils.h>
-#include <nand.h>
-#include <mmc.h>
-#include <fat.h>
-#include <version.h>
-#include <i2c.h>
-#include <image.h>
-#include <malloc.h>
-#include <linux/compiler.h>
#include "cpu.h"
+#include <spl.h>
#include <asm/io.h>
#include <asm/arch/clock.h>
#include <asm/arch/pinmux.h>
#include <asm/arch/tegra.h>
#include <asm/arch-tegra/board.h>
-#include <asm/arch-tegra/clk_rst.h>
-#include <asm/arch-tegra/pmc.h>
-#include <asm/arch-tegra/scu.h>
-#include <asm/arch-tegra/sys_proto.h>
+#include <asm/arch/spl.h>
-DECLARE_GLOBAL_DATA_PTR;
-/* Define global data structure pointer to it*/
-static gd_t gdata __attribute__ ((section(".data")));
-static bd_t bdata __attribute__ ((section(".data")));
-
-inline void hang(void)
+void spl_board_init(void)
{
- puts("### ERROR ### Please RESET the board ###\n");
- for (;;)
- ;
-}
+ struct pmux_tri_ctlr *pmt = (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE;
+
+ /* enable JTAG */
+ writel(0xC0, &pmt->pmt_cfg_ctl);
-void board_init_f(ulong dummy)
-{
board_init_uart_f();
/* Initialize periph GPIOs */
gpio_early_init_uart();
- /*
- * We call relocate_code() with relocation target same as the
- * CONFIG_SYS_SPL_TEXT_BASE. This will result in relocation getting
- * skipped. Instead, only .bss initialization will happen. That's
- * all we need
- */
- debug(">>board_init_f()\n");
- relocate_code(CONFIG_SPL_STACK, &gdata, CONFIG_SPL_TEXT_BASE);
+ clock_early_init();
+ preloader_console_init();
}
-/* This requires UART clocks to be enabled */
-static void preloader_console_init(void)
+u32 spl_boot_device(void)
{
- const char *u_boot_rev = U_BOOT_VERSION;
-
- gd = &gdata;
- gd->bd = &bdata;
- gd->flags |= GD_FLG_RELOC;
- gd->baudrate = CONFIG_BAUDRATE;
-
- serial_init(); /* serial communications setup */
-
- gd->have_console = 1;
-
- /* Avoid a second "U-Boot" coming from this string */
- u_boot_rev = &u_boot_rev[7];
-
- printf("\nU-Boot SPL %s (%s - %s)\n", u_boot_rev, U_BOOT_DATE,
- U_BOOT_TIME);
+ return BOOT_DEVICE_RAM;
}
-void board_init_r(gd_t *id, ulong dummy)
+void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image)
{
- struct pmux_tri_ctlr *pmt = (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE;
-
- /* enable JTAG */
- writel(0xC0, &pmt->pmt_cfg_ctl);
-
- debug(">>spl:board_init_r()\n");
-
- mem_malloc_init(CONFIG_SYS_SPL_MALLOC_START,
- CONFIG_SYS_SPL_MALLOC_SIZE);
-
-#ifdef CONFIG_SPL_BOARD_INIT
- spl_board_init();
-#endif
+ debug("image entry point: 0x%X\n", spl_image->entry_point);
- clock_early_init();
- serial_init();
- preloader_console_init();
-
- start_cpu((u32)CONFIG_SYS_TEXT_BASE);
+ start_cpu((u32)spl_image->entry_point);
halt_avp();
- /* not reached */
-}
-
-int board_usb_init(const void *blob)
-{
- return 0;
}
diff --git a/arch/arm/cpu/arm920t/ep93xx/u-boot.lds b/arch/arm/cpu/arm920t/ep93xx/u-boot.lds
index dc6ba34..008ae89 100644
--- a/arch/arm/cpu/arm920t/ep93xx/u-boot.lds
+++ b/arch/arm/cpu/arm920t/ep93xx/u-boot.lds
@@ -48,9 +48,11 @@ SECTIONS
.got : { *(.got) }
. = .;
- __u_boot_cmd_start = .;
- .u_boot_cmd : { *(.u_boot_cmd) }
- __u_boot_cmd_end = .;
+
+ . = ALIGN(4);
+ .u_boot_list : {
+ #include <u-boot.lst>
+ }
. = ALIGN(4);
__bss_start = .;
diff --git a/arch/arm/cpu/arm920t/ks8695/lowlevel_init.S b/arch/arm/cpu/arm920t/ks8695/lowlevel_init.S
index e9f1227..1bba571 100644
--- a/arch/arm/cpu/arm920t/ks8695/lowlevel_init.S
+++ b/arch/arm/cpu/arm920t/ks8695/lowlevel_init.S
@@ -72,10 +72,10 @@ lowlevel_init:
* enable UART for early debug trace
*/
ldr r1, =(KS8695_IO_BASE+KS8695_UART_DIVISOR)
- mov r2, #0xd9
- str r2, [r1] /* 115200 baud */
+ mov r2, #((25000000+CONFIG_BAUDRATE/2) / CONFIG_BAUDRATE)
+ str r2, [r1]
ldr r1, =(KS8695_IO_BASE+KS8695_UART_LINE_CTRL)
- mov r2, #0x03
+ mov r2, #KS8695_UART_LINEC_WLEN8
str r2, [r1] /* 8 data bits, no parity, 1 stop */
ldr r1, =(KS8695_IO_BASE+KS8695_UART_TX_HOLDING)
mov r2, #0x41
diff --git a/arch/arm/cpu/arm920t/s3c24x0/Makefile b/arch/arm/cpu/arm920t/s3c24x0/Makefile
index 0029700..808ab8f 100644
--- a/arch/arm/cpu/arm920t/s3c24x0/Makefile
+++ b/arch/arm/cpu/arm920t/s3c24x0/Makefile
@@ -29,9 +29,6 @@ COBJS-$(CONFIG_USE_IRQ) += interrupts.o
COBJS-$(CONFIG_DISPLAY_CPUINFO) += cpu_info.o
COBJS-y += speed.o
COBJS-y += timer.o
-COBJS-y += usb.o
-COBJS-y += usb_ohci.o
-
SRCS := $(SOBJS:.o=.S) $(COBJS-y:.o=.c)
OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS-y))
diff --git a/arch/arm/cpu/arm920t/s3c24x0/usb.c b/arch/arm/cpu/arm920t/s3c24x0/usb.c
deleted file mode 100644
index 226a3f6..0000000
--- a/arch/arm/cpu/arm920t/s3c24x0/usb.c
+++ /dev/null
@@ -1,71 +0,0 @@
-/*
- * (C) Copyright 2006
- * DENX Software Engineering <mk@denx.de>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-
-#if defined(CONFIG_USB_OHCI_NEW) && \
- defined(CONFIG_SYS_USB_OHCI_CPU_INIT) && \
- defined(CONFIG_S3C24X0)
-
-#include <asm/arch/s3c24x0_cpu.h>
-#include <asm/io.h>
-
-int usb_cpu_init(void)
-{
- struct s3c24x0_clock_power *clk_power = s3c24x0_get_base_clock_power();
- struct s3c24x0_gpio *gpio = s3c24x0_get_base_gpio();
-
- /*
- * Set the 48 MHz UPLL clocking. Values are taken from
- * "PLL value selection guide", 6-23, s3c2400_UM.pdf.
- */
- writel((40 << 12) + (1 << 4) + 2, &clk_power->upllcon);
- /* 1 = use pads related USB for USB host */
- writel(readl(&gpio->misccr) | 0x8, &gpio->misccr);
-
- /*
- * Enable USB host clock.
- */
- writel(readl(&clk_power->clkcon) | (1 << 4), &clk_power->clkcon);
-
- return 0;
-}
-
-int usb_cpu_stop(void)
-{
- struct s3c24x0_clock_power *clk_power = s3c24x0_get_base_clock_power();
- /* may not want to do this */
- writel(readl(&clk_power->clkcon) & ~(1 << 4), &clk_power->clkcon);
- return 0;
-}
-
-int usb_cpu_init_fail(void)
-{
- struct s3c24x0_clock_power *clk_power = s3c24x0_get_base_clock_power();
- writel(readl(&clk_power->clkcon) & ~(1 << 4), &clk_power->clkcon);
- return 0;
-}
-
-#endif /* defined(CONFIG_USB_OHCI_NEW) && \
- defined(CONFIG_SYS_USB_OHCI_CPU_INIT) && \
- defined(CONFIG_S3C24X0) */
diff --git a/arch/arm/cpu/arm920t/s3c24x0/usb_ohci.c b/arch/arm/cpu/arm920t/s3c24x0/usb_ohci.c
deleted file mode 100644
index 944bb32..0000000
--- a/arch/arm/cpu/arm920t/s3c24x0/usb_ohci.c
+++ /dev/null
@@ -1,1757 +0,0 @@
-/*
- * URB OHCI HCD (Host Controller Driver) for USB on the S3C2400.
- *
- * (C) Copyright 2003
- * Gary Jennejohn, DENX Software Engineering <garyj@denx.de>
- *
- * Note: Much of this code has been derived from Linux 2.4
- * (C) Copyright 1999 Roman Weissgaerber <weissg@vienna.at>
- * (C) Copyright 2000-2002 David Brownell
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- *
- */
-/*
- * IMPORTANT NOTES
- * 1 - this driver is intended for use with USB Mass Storage Devices
- * (BBB) ONLY. There is NO support for Interrupt or Isochronous pipes!
- */
-
-#include <common.h>
-/* #include <pci.h> no PCI on the S3C24X0 */
-
-#if defined(CONFIG_USB_OHCI) && defined(CONFIG_S3C24X0)
-
-#include <asm/arch/s3c24x0_cpu.h>
-#include <asm/io.h>
-#include <malloc.h>
-#include <usb.h>
-#include "usb_ohci.h"
-
-#define OHCI_USE_NPS /* force NoPowerSwitching mode */
-#undef OHCI_VERBOSE_DEBUG /* not always helpful */
-
-
-/* For initializing controller (mask in an HCFS mode too) */
-#define OHCI_CONTROL_INIT \
- (OHCI_CTRL_CBSR & 0x3) | OHCI_CTRL_IE | OHCI_CTRL_PLE
-
-#define min_t(type, x, y) \
- ({ type __x = (x); type __y = (y); __x < __y ? __x : __y; })
-
-#undef DEBUG
-#ifdef DEBUG
-#define dbg(format, arg...) printf("DEBUG: " format "\n", ## arg)
-#else
-#define dbg(format, arg...) do {} while(0)
-#endif /* DEBUG */
-#define err(format, arg...) printf("ERROR: " format "\n", ## arg)
-#undef SHOW_INFO
-#ifdef SHOW_INFO
-#define info(format, arg...) printf("INFO: " format "\n", ## arg)
-#else
-#define info(format, arg...) do {} while(0)
-#endif
-
-#define m16_swap(x) swap_16(x)
-#define m32_swap(x) swap_32(x)
-
-/* global struct ohci */
-static struct ohci gohci;
-/* this must be aligned to a 256 byte boundary */
-struct ohci_hcca ghcca[1];
-/* a pointer to the aligned storage */
-struct ohci_hcca *phcca;
-/* this allocates EDs for all possible endpoints */
-struct ohci_device ohci_dev;
-/* urb_priv */
-struct urb_priv urb_priv;
-/* RHSC flag */
-int got_rhsc;
-/* device which was disconnected */
-struct usb_device *devgone;
-/* flag guarding URB transation */
-int urb_finished = 0;
-
-/*-------------------------------------------------------------------------*/
-
-/* AMD-756 (D2 rev) reports corrupt register contents in some cases.
- * The erratum (#4) description is incorrect. AMD's workaround waits
- * till some bits (mostly reserved) are clear; ok for all revs.
- */
-#define OHCI_QUIRK_AMD756 0xabcd
-#define read_roothub(hc, register, mask) ({ \
- u32 temp = readl (&hc->regs->roothub.register); \
- if (hc->flags & OHCI_QUIRK_AMD756) \
- while (temp & mask) \
- temp = readl (&hc->regs->roothub.register); \
- temp; })
-
-static u32 roothub_a(struct ohci *hc)
-{
- return read_roothub(hc, a, 0xfc0fe000);
-}
-static inline u32 roothub_b(struct ohci *hc)
-{
- return readl(&hc->regs->roothub.b);
-}
-static inline u32 roothub_status(struct ohci *hc)
-{
- return readl(&hc->regs->roothub.status);
-}
-static u32 roothub_portstatus(struct ohci *hc, int i)
-{
- return read_roothub(hc, portstatus[i], 0xffe0fce0);
-}
-
-/* forward declaration */
-static int hc_interrupt(void);
-static void td_submit_job(struct usb_device *dev, unsigned long pipe,
- void *buffer, int transfer_len,
- struct devrequest *setup, struct urb_priv *urb,
- int interval);
-
-/*-------------------------------------------------------------------------*
- * URB support functions
- *-------------------------------------------------------------------------*/
-
-/* free HCD-private data associated with this URB */
-
-static void urb_free_priv(struct urb_priv *urb)
-{
- int i;
- int last;
- struct td *td;
-
- last = urb->length - 1;
- if (last >= 0) {
- for (i = 0; i <= last; i++) {
- td = urb->td[i];
- if (td) {
- td->usb_dev = NULL;
- urb->td[i] = NULL;
- }
- }
- }
-}
-
-/*-------------------------------------------------------------------------*/
-
-#ifdef DEBUG
-static int sohci_get_current_frame_number(struct usb_device *dev);
-
-/* debug| print the main components of an URB
- * small: 0) header + data packets 1) just header */
-
-static void pkt_print(struct usb_device *dev, unsigned long pipe, void *buffer,
- int transfer_len, struct devrequest *setup, char *str,
- int small)
-{
- struct urb_priv *purb = &urb_priv;
-
- dbg("%s URB:[%4x] dev:%2d,ep:%2d-%c,type:%s,len:%d/%d stat:%#lx",
- str,
- sohci_get_current_frame_number(dev),
- usb_pipedevice(pipe),
- usb_pipeendpoint(pipe),
- usb_pipeout(pipe) ? 'O' : 'I',
- usb_pipetype(pipe) < 2 ?
- (usb_pipeint(pipe) ? "INTR" : "ISOC") :
- (usb_pipecontrol(pipe) ? "CTRL" : "BULK"),
- purb->actual_length, transfer_len, dev->status);
-#ifdef OHCI_VERBOSE_DEBUG
- if (!small) {
- int i, len;
-
- if (usb_pipecontrol(pipe)) {
- printf(__FILE__ ": cmd(8):");
- for (i = 0; i < 8; i++)
- printf(" %02x", ((__u8 *) setup)[i]);
- printf("\n");
- }
- if (transfer_len > 0 && buffer) {
- printf(__FILE__ ": data(%d/%d):",
- purb->actual_length, transfer_len);
- len = usb_pipeout(pipe) ?
- transfer_len : purb->actual_length;
- for (i = 0; i < 16 && i < len; i++)
- printf(" %02x", ((__u8 *) buffer)[i]);
- printf("%s\n", i < len ? "..." : "");
- }
- }
-#endif
-}
-
-/* just for debugging; prints non-empty branches of the
- int ed tree inclusive iso eds*/
-void ep_print_int_eds(struct ohci *ohci, char *str)
-{
- int i, j;
- __u32 *ed_p;
- for (i = 0; i < 32; i++) {
- j = 5;
- ed_p = &(ohci->hcca->int_table[i]);
- if (*ed_p == 0)
- continue;
- printf(__FILE__ ": %s branch int %2d(%2x):", str, i, i);
- while (*ed_p != 0 && j--) {
- struct ed *ed = (struct ed *) m32_swap(ed_p);
- printf(" ed: %4x;", ed->hwINFO);
- ed_p = &ed->hwNextED;
- }
- printf("\n");
- }
-}
-
-static void ohci_dump_intr_mask(char *label, __u32 mask)
-{
- dbg("%s: 0x%08x%s%s%s%s%s%s%s%s%s",
- label,
- mask,
- (mask & OHCI_INTR_MIE) ? " MIE" : "",
- (mask & OHCI_INTR_OC) ? " OC" : "",
- (mask & OHCI_INTR_RHSC) ? " RHSC" : "",
- (mask & OHCI_INTR_FNO) ? " FNO" : "",
- (mask & OHCI_INTR_UE) ? " UE" : "",
- (mask & OHCI_INTR_RD) ? " RD" : "",
- (mask & OHCI_INTR_SF) ? " SF" : "",
- (mask & OHCI_INTR_WDH) ? " WDH" : "",
- (mask & OHCI_INTR_SO) ? " SO" : "");
-}
-
-static void maybe_print_eds(char *label, __u32 value)
-{
- struct ed *edp = (struct ed *) value;
-
- if (value) {
- dbg("%s %08x", label, value);
- dbg("%08x", edp->hwINFO);
- dbg("%08x", edp->hwTailP);
- dbg("%08x", edp->hwHeadP);
- dbg("%08x", edp->hwNextED);
- }
-}
-
-static char *hcfs2string(int state)
-{
- switch (state) {
- case OHCI_USB_RESET:
- return "reset";
- case OHCI_USB_RESUME:
- return "resume";
- case OHCI_USB_OPER:
- return "operational";
- case OHCI_USB_SUSPEND:
- return "suspend";
- }
- return "?";
-}
-
-/* dump control and status registers */
-static void ohci_dump_status(struct ohci *controller)
-{
- struct ohci_regs *regs = controller->regs;
- __u32 temp;
-
- temp = readl(&regs->revision) & 0xff;
- if (temp != 0x10)
- dbg("spec %d.%d", (temp >> 4), (temp & 0x0f));
-
- temp = readl(&regs->control);
- dbg("control: 0x%08x%s%s%s HCFS=%s%s%s%s%s CBSR=%d", temp,
- (temp & OHCI_CTRL_RWE) ? " RWE" : "",
- (temp & OHCI_CTRL_RWC) ? " RWC" : "",
- (temp & OHCI_CTRL_IR) ? " IR" : "",
- hcfs2string(temp & OHCI_CTRL_HCFS),
- (temp & OHCI_CTRL_BLE) ? " BLE" : "",
- (temp & OHCI_CTRL_CLE) ? " CLE" : "",
- (temp & OHCI_CTRL_IE) ? " IE" : "",
- (temp & OHCI_CTRL_PLE) ? " PLE" : "", temp & OHCI_CTRL_CBSR);
-
- temp = readl(&regs->cmdstatus);
- dbg("cmdstatus: 0x%08x SOC=%d%s%s%s%s", temp,
- (temp & OHCI_SOC) >> 16,
- (temp & OHCI_OCR) ? " OCR" : "",
- (temp & OHCI_BLF) ? " BLF" : "",
- (temp & OHCI_CLF) ? " CLF" : "", (temp & OHCI_HCR) ? " HCR" : "");
-
- ohci_dump_intr_mask("intrstatus", readl(&regs->intrstatus));
- ohci_dump_intr_mask("intrenable", readl(&regs->intrenable));
-
- maybe_print_eds("ed_periodcurrent", readl(&regs->ed_periodcurrent));
-
- maybe_print_eds("ed_controlhead", readl(&regs->ed_controlhead));
- maybe_print_eds("ed_controlcurrent", readl(&regs->ed_controlcurrent));
-
- maybe_print_eds("ed_bulkhead", readl(&regs->ed_bulkhead));
- maybe_print_eds("ed_bulkcurrent", readl(&regs->ed_bulkcurrent));
-
- maybe_print_eds("donehead", readl(&regs->donehead));
-}
-
-static void ohci_dump_roothub(struct ohci *controller, int verbose)
-{
- __u32 temp, ndp, i;
-
- temp = roothub_a(controller);
- ndp = (temp & RH_A_NDP);
-
- if (verbose) {
- dbg("roothub.a: %08x POTPGT=%d%s%s%s%s%s NDP=%d", temp,
- ((temp & RH_A_POTPGT) >> 24) & 0xff,
- (temp & RH_A_NOCP) ? " NOCP" : "",
- (temp & RH_A_OCPM) ? " OCPM" : "",
- (temp & RH_A_DT) ? " DT" : "",
- (temp & RH_A_NPS) ? " NPS" : "",
- (temp & RH_A_PSM) ? " PSM" : "", ndp);
- temp = roothub_b(controller);
- dbg("roothub.b: %08x PPCM=%04x DR=%04x",
- temp, (temp & RH_B_PPCM) >> 16, (temp & RH_B_DR)
- );
- temp = roothub_status(controller);
- dbg("roothub.status: %08x%s%s%s%s%s%s",
- temp,
- (temp & RH_HS_CRWE) ? " CRWE" : "",
- (temp & RH_HS_OCIC) ? " OCIC" : "",
- (temp & RH_HS_LPSC) ? " LPSC" : "",
- (temp & RH_HS_DRWE) ? " DRWE" : "",
- (temp & RH_HS_OCI) ? " OCI" : "",
- (temp & RH_HS_LPS) ? " LPS" : "");
- }
-
- for (i = 0; i < ndp; i++) {
- temp = roothub_portstatus(controller, i);
- dbg("roothub.portstatus [%d] = 0x%08x%s%s%s%s%s%s%s%s%s%s%s%s",
- i,
- temp,
- (temp & RH_PS_PRSC) ? " PRSC" : "",
- (temp & RH_PS_OCIC) ? " OCIC" : "",
- (temp & RH_PS_PSSC) ? " PSSC" : "",
- (temp & RH_PS_PESC) ? " PESC" : "",
- (temp & RH_PS_CSC) ? " CSC" : "",
- (temp & RH_PS_LSDA) ? " LSDA" : "",
- (temp & RH_PS_PPS) ? " PPS" : "",
- (temp & RH_PS_PRS) ? " PRS" : "",
- (temp & RH_PS_POCI) ? " POCI" : "",
- (temp & RH_PS_PSS) ? " PSS" : "",
- (temp & RH_PS_PES) ? " PES" : "",
- (temp & RH_PS_CCS) ? " CCS" : "");
- }
-}
-
-static void ohci_dump(struct ohci *controller, int verbose)
-{
- dbg("OHCI controller usb-%s state", controller->slot_name);
-
- /* dumps some of the state we know about */
- ohci_dump_status(controller);
- if (verbose)
- ep_print_int_eds(controller, "hcca");
- dbg("hcca frame #%04x", controller->hcca->frame_no);
- ohci_dump_roothub(controller, 1);
-}
-
-#endif /* DEBUG */
-
-/*-------------------------------------------------------------------------*
- * Interface functions (URB)
- *-------------------------------------------------------------------------*/
-
-/* get a transfer request */
-
-int sohci_submit_job(struct usb_device *dev, unsigned long pipe, void *buffer,
- int transfer_len, struct devrequest *setup, int interval)
-{
- struct ohci *ohci;
- struct ed *ed;
- struct urb_priv *purb_priv;
- int i, size = 0;
-
- ohci = &gohci;
-
- /* when controller's hung, permit only roothub cleanup attempts
- * such as powering down ports */
- if (ohci->disabled) {
- err("sohci_submit_job: EPIPE");
- return -1;
- }
-
- /* if we have an unfinished URB from previous transaction let's
- * fail and scream as quickly as possible so as not to corrupt
- * further communication */
- if (!urb_finished) {
- err("sohci_submit_job: URB NOT FINISHED");
- return -1;
- }
- /* we're about to begin a new transaction here
- so mark the URB unfinished */
- urb_finished = 0;
-
- /* every endpoint has a ed, locate and fill it */
- ed = ep_add_ed(dev, pipe);
- if (!ed) {
- err("sohci_submit_job: ENOMEM");
- return -1;
- }
-
- /* for the private part of the URB we need the number of TDs (size) */
- switch (usb_pipetype(pipe)) {
- case PIPE_BULK:
- /* one TD for every 4096 Byte */
- size = (transfer_len - 1) / 4096 + 1;
- break;
- case PIPE_CONTROL:
- /* 1 TD for setup, 1 for ACK and 1 for every 4096 B */
- size = (transfer_len == 0) ? 2 : (transfer_len - 1) / 4096 + 3;
- break;
- }
-
- if (size >= (N_URB_TD - 1)) {
- err("need %d TDs, only have %d", size, N_URB_TD);
- return -1;
- }
- purb_priv = &urb_priv;
- purb_priv->pipe = pipe;
-
- /* fill the private part of the URB */
- purb_priv->length = size;
- purb_priv->ed = ed;
- purb_priv->actual_length = 0;
-
- /* allocate the TDs */
- /* note that td[0] was allocated in ep_add_ed */
- for (i = 0; i < size; i++) {
- purb_priv->td[i] = td_alloc(dev);
- if (!purb_priv->td[i]) {
- purb_priv->length = i;
- urb_free_priv(purb_priv);
- err("sohci_submit_job: ENOMEM");
- return -1;
- }
- }
-
- if (ed->state == ED_NEW || (ed->state & ED_DEL)) {
- urb_free_priv(purb_priv);
- err("sohci_submit_job: EINVAL");
- return -1;
- }
-
- /* link the ed into a chain if is not already */
- if (ed->state != ED_OPER)
- ep_link(ohci, ed);
-
- /* fill the TDs and link it to the ed */
- td_submit_job(dev, pipe, buffer, transfer_len, setup, purb_priv,
- interval);
-
- return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-
-#ifdef DEBUG
-/* tell us the current USB frame number */
-
-static int sohci_get_current_frame_number(struct usb_device *usb_dev)
-{
- struct ohci *ohci = &gohci;
-
- return m16_swap(ohci->hcca->frame_no);
-}
-#endif
-
-/*-------------------------------------------------------------------------*
- * ED handling functions
- *-------------------------------------------------------------------------*/
-
-/* link an ed into one of the HC chains */
-
-static int ep_link(struct ohci *ohci, struct ed *edi)
-{
- struct ed *ed = edi;
-
- ed->state = ED_OPER;
-
- switch (ed->type) {
- case PIPE_CONTROL:
- ed->hwNextED = 0;
- if (ohci->ed_controltail == NULL) {
- writel((u32)ed, &ohci->regs->ed_controlhead);
- } else {
- ohci->ed_controltail->hwNextED = (__u32) m32_swap(ed);
- }
- ed->ed_prev = ohci->ed_controltail;
- if (!ohci->ed_controltail && !ohci->ed_rm_list[0] &&
- !ohci->ed_rm_list[1] && !ohci->sleeping) {
- ohci->hc_control |= OHCI_CTRL_CLE;
- writel(ohci->hc_control, &ohci->regs->control);
- }
- ohci->ed_controltail = edi;
- break;
-
- case PIPE_BULK:
- ed->hwNextED = 0;
- if (ohci->ed_bulktail == NULL) {
- writel((u32)ed, &ohci->regs->ed_bulkhead);
- } else {
- ohci->ed_bulktail->hwNextED = (__u32) m32_swap(ed);
- }
- ed->ed_prev = ohci->ed_bulktail;
- if (!ohci->ed_bulktail && !ohci->ed_rm_list[0] &&
- !ohci->ed_rm_list[1] && !ohci->sleeping) {
- ohci->hc_control |= OHCI_CTRL_BLE;
- writel(ohci->hc_control, &ohci->regs->control);
- }
- ohci->ed_bulktail = edi;
- break;
- }
- return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-
-/* unlink an ed from one of the HC chains.
- * just the link to the ed is unlinked.
- * the link from the ed still points to another operational ed or 0
- * so the HC can eventually finish the processing of the unlinked ed */
-
-static int ep_unlink(struct ohci *ohci, struct ed *ed)
-{
- struct ed *next;
- ed->hwINFO |= m32_swap(OHCI_ED_SKIP);
-
- switch (ed->type) {
- case PIPE_CONTROL:
- if (ed->ed_prev == NULL) {
- if (!ed->hwNextED) {
- ohci->hc_control &= ~OHCI_CTRL_CLE;
- writel(ohci->hc_control, &ohci->regs->control);
- }
- writel(m32_swap(*((__u32 *) &ed->hwNextED)),
- &ohci->regs->ed_controlhead);
- } else {
- ed->ed_prev->hwNextED = ed->hwNextED;
- }
- if (ohci->ed_controltail == ed) {
- ohci->ed_controltail = ed->ed_prev;
- } else {
- next = (struct ed *)m32_swap(*((__u32 *)&ed->hwNextED));
- next->ed_prev = ed->ed_prev;
- }
- break;
-
- case PIPE_BULK:
- if (ed->ed_prev == NULL) {
- if (!ed->hwNextED) {
- ohci->hc_control &= ~OHCI_CTRL_BLE;
- writel(ohci->hc_control, &ohci->regs->control);
- }
- writel(m32_swap(*((__u32 *) &ed->hwNextED)),
- &ohci->regs->ed_bulkhead);
- } else {
- ed->ed_prev->hwNextED = ed->hwNextED;
- }
- if (ohci->ed_bulktail == ed) {
- ohci->ed_bulktail = ed->ed_prev;
- } else {
- next = (struct ed *)m32_swap(*((__u32 *)&ed->hwNextED));
- next->ed_prev = ed->ed_prev;
- }
- break;
- }
- ed->state = ED_UNLINK;
- return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-
-/* add/reinit an endpoint; this should be done once at the usb_set_configuration
- * command, but the USB stack is a little bit stateless so we do it at every
- * transaction. If the state of the ed is ED_NEW then a dummy td is added and
- * the state is changed to ED_UNLINK. In all other cases the state is left
- * unchanged. The ed info fields are setted anyway even though most of them
- * should not change */
-
-static struct ed *ep_add_ed(struct usb_device *usb_dev, unsigned long pipe)
-{
- struct td *td;
- struct ed *ed_ret;
- struct ed *ed;
-
- ed = ed_ret = &ohci_dev.ed[(usb_pipeendpoint(pipe) << 1) |
- (usb_pipecontrol(pipe) ? 0 :
- usb_pipeout(pipe))];
-
- if ((ed->state & ED_DEL) || (ed->state & ED_URB_DEL)) {
- err("ep_add_ed: pending delete");
- /* pending delete request */
- return NULL;
- }
-
- if (ed->state == ED_NEW) {
- ed->hwINFO = m32_swap(OHCI_ED_SKIP); /* skip ed */
- /* dummy td; end of td list for ed */
- td = td_alloc(usb_dev);
- ed->hwTailP = (__u32) m32_swap(td);
- ed->hwHeadP = ed->hwTailP;
- ed->state = ED_UNLINK;
- ed->type = usb_pipetype(pipe);
- ohci_dev.ed_cnt++;
- }
-
- ed->hwINFO = m32_swap(usb_pipedevice(pipe)
- | usb_pipeendpoint(pipe) << 7
- | (usb_pipeisoc(pipe) ? 0x8000 : 0)
- | (usb_pipecontrol(pipe) ? 0 :
- (usb_pipeout(pipe) ? 0x800 : 0x1000))
- | usb_pipeslow(pipe) << 13 |
- usb_maxpacket(usb_dev, pipe) << 16);
-
- return ed_ret;
-}
-
-/*-------------------------------------------------------------------------*
- * TD handling functions
- *-------------------------------------------------------------------------*/
-
-/* enqueue next TD for this URB (OHCI spec 5.2.8.2) */
-
-static void td_fill(struct ohci *ohci, unsigned int info, void *data, int len,
- struct usb_device *dev, int index,
- struct urb_priv *urb_priv)
-{
- struct td *td, *td_pt;
-#ifdef OHCI_FILL_TRACE
- int i;
-#endif
-
- if (index > urb_priv->length) {
- err("index > length");
- return;
- }
- /* use this td as the next dummy */
- td_pt = urb_priv->td[index];
- td_pt->hwNextTD = 0;
-
- /* fill the old dummy TD */
- td = urb_priv->td[index] =
- (struct td *) (m32_swap(urb_priv->ed->hwTailP) & ~0xf);
-
- td->ed = urb_priv->ed;
- td->next_dl_td = NULL;
- td->index = index;
- td->data = (__u32) data;
-#ifdef OHCI_FILL_TRACE
- if (usb_pipebulk(urb_priv->pipe) && usb_pipeout(urb_priv->pipe)) {
- for (i = 0; i < len; i++)
- printf("td->data[%d] %#2x ", i,
- ((unsigned char *)td->data)[i]);
- printf("\n");
- }
-#endif
- if (!len)
- data = 0;
-
- td->hwINFO = (__u32) m32_swap(info);
- td->hwCBP = (__u32) m32_swap(data);
- if (data)
- td->hwBE = (__u32) m32_swap(data + len - 1);
- else
- td->hwBE = 0;
- td->hwNextTD = (__u32) m32_swap(td_pt);
-
- /* append to queue */
- td->ed->hwTailP = td->hwNextTD;
-}
-
-/*-------------------------------------------------------------------------*/
-
-/* prepare all TDs of a transfer */
-
-static void td_submit_job(struct usb_device *dev, unsigned long pipe,
- void *buffer, int transfer_len,
- struct devrequest *setup, struct urb_priv *urb,
- int interval)
-{
- struct ohci *ohci = &gohci;
- int data_len = transfer_len;
- void *data;
- int cnt = 0;
- __u32 info = 0;
- unsigned int toggle = 0;
-
- /* OHCI handles the DATA-toggles itself, we just
- use the USB-toggle bits for reseting */
- if (usb_gettoggle(dev, usb_pipeendpoint(pipe), usb_pipeout(pipe))) {
- toggle = TD_T_TOGGLE;
- } else {
- toggle = TD_T_DATA0;
- usb_settoggle(dev, usb_pipeendpoint(pipe), usb_pipeout(pipe),
- 1);
- }
- urb->td_cnt = 0;
- if (data_len)
- data = buffer;
- else
- data = 0;
-
- switch (usb_pipetype(pipe)) {
- case PIPE_BULK:
- info = usb_pipeout(pipe) ? TD_CC | TD_DP_OUT : TD_CC | TD_DP_IN;
- while (data_len > 4096) {
- td_fill(ohci, info | (cnt ? TD_T_TOGGLE : toggle), data,
- 4096, dev, cnt, urb);
- data += 4096;
- data_len -= 4096;
- cnt++;
- }
- info = usb_pipeout(pipe) ?
- TD_CC | TD_DP_OUT :
- TD_CC | TD_R | TD_DP_IN;
- td_fill(ohci, info | (cnt ? TD_T_TOGGLE : toggle), data,
- data_len, dev, cnt, urb);
- cnt++;
-
- if (!ohci->sleeping)
- /* start bulk list */
- writel(OHCI_BLF, &ohci->regs->cmdstatus);
- break;
-
- case PIPE_CONTROL:
- info = TD_CC | TD_DP_SETUP | TD_T_DATA0;
- td_fill(ohci, info, setup, 8, dev, cnt++, urb);
- if (data_len > 0) {
- info = usb_pipeout(pipe) ?
- TD_CC | TD_R | TD_DP_OUT | TD_T_DATA1 :
- TD_CC | TD_R | TD_DP_IN | TD_T_DATA1;
- /* NOTE: mishandles transfers >8K, some >4K */
- td_fill(ohci, info, data, data_len, dev, cnt++, urb);
- }
- info = usb_pipeout(pipe) ?
- TD_CC | TD_DP_IN | TD_T_DATA1 :
- TD_CC | TD_DP_OUT | TD_T_DATA1;
- td_fill(ohci, info, data, 0, dev, cnt++, urb);
- if (!ohci->sleeping)
- /* start Control list */
- writel(OHCI_CLF, &ohci->regs->cmdstatus);
- break;
- }
- if (urb->length != cnt)
- dbg("TD LENGTH %d != CNT %d", urb->length, cnt);
-}
-
-/*-------------------------------------------------------------------------*
- * Done List handling functions
- *-------------------------------------------------------------------------*/
-
-
-/* calculate the transfer length and update the urb */
-
-static void dl_transfer_length(struct td *td)
-{
- __u32 tdBE, tdCBP;
- struct urb_priv *lurb_priv = &urb_priv;
-
- tdBE = m32_swap(td->hwBE);
- tdCBP = m32_swap(td->hwCBP);
-
- if (!(usb_pipecontrol(lurb_priv->pipe) &&
- ((td->index == 0) || (td->index == lurb_priv->length - 1)))) {
- if (tdBE != 0) {
- if (td->hwCBP == 0)
- lurb_priv->actual_length += tdBE - td->data + 1;
- else
- lurb_priv->actual_length += tdCBP - td->data;
- }
- }
-}
-
-/*-------------------------------------------------------------------------*/
-
-/* replies to the request have to be on a FIFO basis so
- * we reverse the reversed done-list */
-
-static struct td *dl_reverse_done_list(struct ohci *ohci)
-{
- __u32 td_list_hc;
- __u32 tmp;
- struct td *td_rev = NULL;
- struct td *td_list = NULL;
- struct urb_priv *lurb_priv = NULL;
-
- td_list_hc = m32_swap(ohci->hcca->done_head) & 0xfffffff0;
- ohci->hcca->done_head = 0;
-
- while (td_list_hc) {
- td_list = (struct td *) td_list_hc;
-
- if (TD_CC_GET(m32_swap(td_list->hwINFO))) {
- lurb_priv = &urb_priv;
- dbg(" USB-error/status: %x : %p",
- TD_CC_GET(m32_swap(td_list->hwINFO)), td_list);
- if (td_list->ed->hwHeadP & m32_swap(0x1)) {
- if (lurb_priv &&
- ((td_list->index+1) < lurb_priv->length)) {
- tmp = lurb_priv->length - 1;
- td_list->ed->hwHeadP =
- (lurb_priv->td[tmp]->hwNextTD &
- m32_swap(0xfffffff0)) |
- (td_list->ed->hwHeadP &
- m32_swap(0x2));
- lurb_priv->td_cnt += lurb_priv->length -
- td_list->index - 1;
- } else
- td_list->ed->hwHeadP &=
- m32_swap(0xfffffff2);
- }
- }
-
- td_list->next_dl_td = td_rev;
- td_rev = td_list;
- td_list_hc = m32_swap(td_list->hwNextTD) & 0xfffffff0;
- }
-
- return td_list;
-}
-
-/*-------------------------------------------------------------------------*/
-
-/* td done list */
-static int dl_done_list(struct ohci *ohci, struct td *td_list)
-{
- struct td *td_list_next = NULL;
- struct ed *ed;
- int cc = 0;
- int stat = 0;
- /* urb_t *urb; */
- struct urb_priv *lurb_priv;
- __u32 tdINFO, edHeadP, edTailP;
-
- while (td_list) {
- td_list_next = td_list->next_dl_td;
-
- lurb_priv = &urb_priv;
- tdINFO = m32_swap(td_list->hwINFO);
-
- ed = td_list->ed;
-
- dl_transfer_length(td_list);
-
- /* error code of transfer */
- cc = TD_CC_GET(tdINFO);
- if (cc != 0) {
- dbg("ConditionCode %#x", cc);
- stat = cc_to_error[cc];
- }
-
- /* see if this done list makes for all TD's of current URB,
- * and mark the URB finished if so */
- if (++(lurb_priv->td_cnt) == lurb_priv->length) {
- if ((ed->state & (ED_OPER | ED_UNLINK)))
- urb_finished = 1;
- else
- dbg("dl_done_list: strange.., ED state %x, "
- "ed->state\n");
- } else
- dbg("dl_done_list: processing TD %x, len %x\n",
- lurb_priv->td_cnt, lurb_priv->length);
-
- if (ed->state != ED_NEW) {
- edHeadP = m32_swap(ed->hwHeadP) & 0xfffffff0;
- edTailP = m32_swap(ed->hwTailP);
-
- /* unlink eds if they are not busy */
- if ((edHeadP == edTailP) && (ed->state == ED_OPER))
- ep_unlink(ohci, ed);
- }
-
- td_list = td_list_next;
- }
- return stat;
-}
-
-/*-------------------------------------------------------------------------*
- * Virtual Root Hub
- *-------------------------------------------------------------------------*/
-
-/* Device descriptor */
-static __u8 root_hub_dev_des[] = {
- 0x12, /* __u8 bLength; */
- 0x01, /* __u8 bDescriptorType; Device */
- 0x10, /* __u16 bcdUSB; v1.1 */
- 0x01,
- 0x09, /* __u8 bDeviceClass; HUB_CLASSCODE */
- 0x00, /* __u8 bDeviceSubClass; */
- 0x00, /* __u8 bDeviceProtocol; */
- 0x08, /* __u8 bMaxPacketSize0; 8 Bytes */
- 0x00, /* __u16 idVendor; */
- 0x00,
- 0x00, /* __u16 idProduct; */
- 0x00,
- 0x00, /* __u16 bcdDevice; */
- 0x00,
- 0x00, /* __u8 iManufacturer; */
- 0x01, /* __u8 iProduct; */
- 0x00, /* __u8 iSerialNumber; */
- 0x01 /* __u8 bNumConfigurations; */
-};
-
-/* Configuration descriptor */
-static __u8 root_hub_config_des[] = {
- 0x09, /* __u8 bLength; */
- 0x02, /* __u8 bDescriptorType; Configuration */
- 0x19, /* __u16 wTotalLength; */
- 0x00,
- 0x01, /* __u8 bNumInterfaces; */
- 0x01, /* __u8 bConfigurationValue; */
- 0x00, /* __u8 iConfiguration; */
- 0x40, /* __u8 bmAttributes;
- Bit 7: Bus-powered, 6: Self-powered,
- 5 Remote-wakwup, 4..0: resvd */
- 0x00, /* __u8 MaxPower; */
-
- /* interface */
- 0x09, /* __u8 if_bLength; */
- 0x04, /* __u8 if_bDescriptorType; Interface */
- 0x00, /* __u8 if_bInterfaceNumber; */
- 0x00, /* __u8 if_bAlternateSetting; */
- 0x01, /* __u8 if_bNumEndpoints; */
- 0x09, /* __u8 if_bInterfaceClass; HUB_CLASSCODE */
- 0x00, /* __u8 if_bInterfaceSubClass; */
- 0x00, /* __u8 if_bInterfaceProtocol; */
- 0x00, /* __u8 if_iInterface; */
-
- /* endpoint */
- 0x07, /* __u8 ep_bLength; */
- 0x05, /* __u8 ep_bDescriptorType; Endpoint */
- 0x81, /* __u8 ep_bEndpointAddress; IN Endpoint 1 */
- 0x03, /* __u8 ep_bmAttributes; Interrupt */
- 0x02, /* __u16 ep_wMaxPacketSize; ((MAX_ROOT_PORTS + 1) / 8 */
- 0x00,
- 0xff /* __u8 ep_bInterval; 255 ms */
-};
-
-static unsigned char root_hub_str_index0[] = {
- 0x04, /* __u8 bLength; */
- 0x03, /* __u8 bDescriptorType; String-descriptor */
- 0x09, /* __u8 lang ID */
- 0x04, /* __u8 lang ID */
-};
-
-static unsigned char root_hub_str_index1[] = {
- 28, /* __u8 bLength; */
- 0x03, /* __u8 bDescriptorType; String-descriptor */
- 'O', /* __u8 Unicode */
- 0, /* __u8 Unicode */
- 'H', /* __u8 Unicode */
- 0, /* __u8 Unicode */
- 'C', /* __u8 Unicode */
- 0, /* __u8 Unicode */
- 'I', /* __u8 Unicode */
- 0, /* __u8 Unicode */
- ' ', /* __u8 Unicode */
- 0, /* __u8 Unicode */
- 'R', /* __u8 Unicode */
- 0, /* __u8 Unicode */
- 'o', /* __u8 Unicode */
- 0, /* __u8 Unicode */
- 'o', /* __u8 Unicode */
- 0, /* __u8 Unicode */
- 't', /* __u8 Unicode */
- 0, /* __u8 Unicode */
- ' ', /* __u8 Unicode */
- 0, /* __u8 Unicode */
- 'H', /* __u8 Unicode */
- 0, /* __u8 Unicode */
- 'u', /* __u8 Unicode */
- 0, /* __u8 Unicode */
- 'b', /* __u8 Unicode */
- 0, /* __u8 Unicode */
-};
-
-/* Hub class-specific descriptor is constructed dynamically */
-
-
-/*-------------------------------------------------------------------------*/
-
-#define OK(x) len = (x); break
-#ifdef DEBUG
-#define WR_RH_STAT(x) \
-{ \
- info("WR:status %#8x", (x)); \
- writel((x), &gohci.regs->roothub.status); \
-}
-#define WR_RH_PORTSTAT(x) \
-{ \
- info("WR:portstatus[%d] %#8x", wIndex-1, (x)); \
- writel((x), &gohci.regs->roothub.portstatus[wIndex-1]); \
-}
-#else
-#define WR_RH_STAT(x) \
- writel((x), &gohci.regs->roothub.status)
-#define WR_RH_PORTSTAT(x)\
- writel((x), &gohci.regs->roothub.portstatus[wIndex-1])
-#endif
-#define RD_RH_STAT roothub_status(&gohci)
-#define RD_RH_PORTSTAT roothub_portstatus(&gohci, wIndex-1)
-
-/* request to virtual root hub */
-
-int rh_check_port_status(struct ohci *controller)
-{
- __u32 temp, ndp, i;
- int res;
-
- res = -1;
- temp = roothub_a(controller);
- ndp = (temp & RH_A_NDP);
- for (i = 0; i < ndp; i++) {
- temp = roothub_portstatus(controller, i);
- /* check for a device disconnect */
- if (((temp & (RH_PS_PESC | RH_PS_CSC)) ==
- (RH_PS_PESC | RH_PS_CSC)) && ((temp & RH_PS_CCS) == 0)) {
- res = i;
- break;
- }
- }
- return res;
-}
-
-static int ohci_submit_rh_msg(struct usb_device *dev, unsigned long pipe,
- void *buffer, int transfer_len,
- struct devrequest *cmd)
-{
- void *data = buffer;
- int leni = transfer_len;
- int len = 0;
- int stat = 0;
- union {
- __u32 word[4];
- __u16 hword[8];
- __u8 byte[16];
- } datab;
- __u8 *data_buf = datab.byte;
- __u16 bmRType_bReq;
- __u16 wValue;
- __u16 wIndex;
- __u16 wLength;
-
-#ifdef DEBUG
- urb_priv.actual_length = 0;
- pkt_print(dev, pipe, buffer, transfer_len, cmd, "SUB(rh)",
- usb_pipein(pipe));
-#else
- mdelay(1);
-#endif
- if (usb_pipeint(pipe)) {
- info("Root-Hub submit IRQ: NOT implemented");
- return 0;
- }
-
- bmRType_bReq = cmd->requesttype | (cmd->request << 8);
- wValue = m16_swap(cmd->value);
- wIndex = m16_swap(cmd->index);
- wLength = m16_swap(cmd->length);
-
- info("Root-Hub: adr: %2x cmd(%1x): %08x %04x %04x %04x",
- dev->devnum, 8, bmRType_bReq, wValue, wIndex, wLength);
-
- switch (bmRType_bReq) {
- /* Request Destination:
- without flags: Device,
- RH_INTERFACE: interface,
- RH_ENDPOINT: endpoint,
- RH_CLASS means HUB here,
- RH_OTHER | RH_CLASS almost ever means HUB_PORT here
- */
-
- case RH_GET_STATUS:
- datab.hword[0] = m16_swap(1);
- OK(2);
- case RH_GET_STATUS | RH_INTERFACE:
- datab.hword[0] = m16_swap(0);
- OK(2);
- case RH_GET_STATUS | RH_ENDPOINT:
- datab.hword[0] = m16_swap(0);
- OK(2);
- case RH_GET_STATUS | RH_CLASS:
- datab.word[0] =
- m32_swap(RD_RH_STAT & ~(RH_HS_CRWE | RH_HS_DRWE));
- OK(4);
- case RH_GET_STATUS | RH_OTHER | RH_CLASS:
- datab.word[0] = m32_swap(RD_RH_PORTSTAT);
- OK(4);
-
- case RH_CLEAR_FEATURE | RH_ENDPOINT:
- switch (wValue) {
- case (RH_ENDPOINT_STALL):
- OK(0);
- }
- break;
-
- case RH_CLEAR_FEATURE | RH_CLASS:
- switch (wValue) {
- case RH_C_HUB_LOCAL_POWER:
- OK(0);
- case (RH_C_HUB_OVER_CURRENT):
- WR_RH_STAT(RH_HS_OCIC);
- OK(0);
- }
- break;
-
- case RH_CLEAR_FEATURE | RH_OTHER | RH_CLASS:
- switch (wValue) {
- case (RH_PORT_ENABLE):
- WR_RH_PORTSTAT(RH_PS_CCS);
- OK(0);
- case (RH_PORT_SUSPEND):
- WR_RH_PORTSTAT(RH_PS_POCI);
- OK(0);
- case (RH_PORT_POWER):
- WR_RH_PORTSTAT(RH_PS_LSDA);
- OK(0);
- case (RH_C_PORT_CONNECTION):
- WR_RH_PORTSTAT(RH_PS_CSC);
- OK(0);
- case (RH_C_PORT_ENABLE):
- WR_RH_PORTSTAT(RH_PS_PESC);
- OK(0);
- case (RH_C_PORT_SUSPEND):
- WR_RH_PORTSTAT(RH_PS_PSSC);
- OK(0);
- case (RH_C_PORT_OVER_CURRENT):
- WR_RH_PORTSTAT(RH_PS_OCIC);
- OK(0);
- case (RH_C_PORT_RESET):
- WR_RH_PORTSTAT(RH_PS_PRSC);
- OK(0);
- }
- break;
-
- case RH_SET_FEATURE | RH_OTHER | RH_CLASS:
- switch (wValue) {
- case (RH_PORT_SUSPEND):
- WR_RH_PORTSTAT(RH_PS_PSS);
- OK(0);
- case (RH_PORT_RESET): /* BUG IN HUP CODE ******** */
- if (RD_RH_PORTSTAT & RH_PS_CCS)
- WR_RH_PORTSTAT(RH_PS_PRS);
- OK(0);
- case (RH_PORT_POWER):
- WR_RH_PORTSTAT(RH_PS_PPS);
- OK(0);
- case (RH_PORT_ENABLE): /* BUG IN HUP CODE ******** */
- if (RD_RH_PORTSTAT & RH_PS_CCS)
- WR_RH_PORTSTAT(RH_PS_PES);
- OK(0);
- }
- break;
-
- case RH_SET_ADDRESS:
- gohci.rh.devnum = wValue;
- OK(0);
-
- case RH_GET_DESCRIPTOR:
- switch ((wValue & 0xff00) >> 8) {
- case (0x01): /* device descriptor */
- len = min_t(unsigned int,
- leni,
- min_t(unsigned int,
- sizeof(root_hub_dev_des), wLength));
- data_buf = root_hub_dev_des;
- OK(len);
- case (0x02): /* configuration descriptor */
- len = min_t(unsigned int,
- leni,
- min_t(unsigned int,
- sizeof(root_hub_config_des),
- wLength));
- data_buf = root_hub_config_des;
- OK(len);
- case (0x03): /* string descriptors */
- if (wValue == 0x0300) {
- len = min_t(unsigned int,
- leni,
- min_t(unsigned int,
- sizeof(root_hub_str_index0),
- wLength));
- data_buf = root_hub_str_index0;
- OK(len);
- }
- if (wValue == 0x0301) {
- len = min_t(unsigned int,
- leni,
- min_t(unsigned int,
- sizeof(root_hub_str_index1),
- wLength));
- data_buf = root_hub_str_index1;
- OK(len);
- }
- default:
- stat = USB_ST_STALLED;
- }
- break;
-
- case RH_GET_DESCRIPTOR | RH_CLASS:
- {
- __u32 temp = roothub_a(&gohci);
-
- data_buf[0] = 9; /* min length; */
- data_buf[1] = 0x29;
- data_buf[2] = temp & RH_A_NDP;
- data_buf[3] = 0;
- if (temp & RH_A_PSM)
- /* per-port power switching? */
- data_buf[3] |= 0x1;
- if (temp & RH_A_NOCP)
- /* no overcurrent reporting? */
- data_buf[3] |= 0x10;
- else if (temp & RH_A_OCPM)
- /* per-port overcurrent reporting? */
- data_buf[3] |= 0x8;
-
- /* corresponds to data_buf[4-7] */
- datab.word[1] = 0;
- data_buf[5] = (temp & RH_A_POTPGT) >> 24;
- temp = roothub_b(&gohci);
- data_buf[7] = temp & RH_B_DR;
- if (data_buf[2] < 7) {
- data_buf[8] = 0xff;
- } else {
- data_buf[0] += 2;
- data_buf[8] = (temp & RH_B_DR) >> 8;
- data_buf[10] = data_buf[9] = 0xff;
- }
-
- len = min_t(unsigned int, leni,
- min_t(unsigned int, data_buf[0], wLength));
- OK(len);
- }
-
- case RH_GET_CONFIGURATION:
- *(__u8 *) data_buf = 0x01;
- OK(1);
-
- case RH_SET_CONFIGURATION:
- WR_RH_STAT(0x10000);
- OK(0);
-
- default:
- dbg("unsupported root hub command");
- stat = USB_ST_STALLED;
- }
-
-#ifdef DEBUG
- ohci_dump_roothub(&gohci, 1);
-#else
- mdelay(1);
-#endif
-
- len = min_t(int, len, leni);
- if (data != data_buf)
- memcpy(data, data_buf, len);
- dev->act_len = len;
- dev->status = stat;
-
-#ifdef DEBUG
- if (transfer_len)
- urb_priv.actual_length = transfer_len;
- pkt_print(dev, pipe, buffer, transfer_len, cmd, "RET(rh)",
- 0 /*usb_pipein(pipe) */);
-#else
- mdelay(1);
-#endif
-
- return stat;
-}
-
-/*-------------------------------------------------------------------------*/
-
-/* common code for handling submit messages - used for all but root hub */
-/* accesses. */
-int submit_common_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
- int transfer_len, struct devrequest *setup, int interval)
-{
- int stat = 0;
- int maxsize = usb_maxpacket(dev, pipe);
- int timeout;
-
- /* device pulled? Shortcut the action. */
- if (devgone == dev) {
- dev->status = USB_ST_CRC_ERR;
- return 0;
- }
-#ifdef DEBUG
- urb_priv.actual_length = 0;
- pkt_print(dev, pipe, buffer, transfer_len, setup, "SUB",
- usb_pipein(pipe));
-#else
- mdelay(1);
-#endif
- if (!maxsize) {
- err("submit_common_message: pipesize for pipe %lx is zero",
- pipe);
- return -1;
- }
-
- if (sohci_submit_job(dev, pipe, buffer, transfer_len, setup, interval) <
- 0) {
- err("sohci_submit_job failed");
- return -1;
- }
-
- mdelay(10);
- /* ohci_dump_status(&gohci); */
-
- /* allow more time for a BULK device to react - some are slow */
-#define BULK_TO 5000 /* timeout in milliseconds */
- if (usb_pipebulk(pipe))
- timeout = BULK_TO;
- else
- timeout = 100;
-
- /* wait for it to complete */
- for (;;) {
- /* check whether the controller is done */
- stat = hc_interrupt();
-
- if (stat < 0) {
- stat = USB_ST_CRC_ERR;
- break;
- }
-
- /* NOTE: since we are not interrupt driven in U-Boot and always
- * handle only one URB at a time, we cannot assume the
- * transaction finished on the first successful return from
- * hc_interrupt().. unless the flag for current URB is set,
- * meaning that all TD's to/from device got actually
- * transferred and processed. If the current URB is not
- * finished we need to re-iterate this loop so as
- * hc_interrupt() gets called again as there needs to be some
- * more TD's to process still */
- if ((stat >= 0) && (stat != 0xff) && (urb_finished)) {
- /* 0xff is returned for an SF-interrupt */
- break;
- }
-
- if (--timeout) {
- mdelay(1);
- if (!urb_finished)
- dbg("\%");
-
- } else {
- err("CTL:TIMEOUT ");
- dbg("submit_common_msg: TO status %x\n", stat);
- stat = USB_ST_CRC_ERR;
- urb_finished = 1;
- break;
- }
- }
-
-#if 0
- /* we got an Root Hub Status Change interrupt */
- if (got_rhsc) {
-#ifdef DEBUG
- ohci_dump_roothub(&gohci, 1);
-#endif
- got_rhsc = 0;
- /* abuse timeout */
- timeout = rh_check_port_status(&gohci);
- if (timeout >= 0) {
-#if 0 /* this does nothing useful, but leave it here
- in case that changes */
- /* the called routine adds 1 to the passed value */
- usb_hub_port_connect_change(gohci.rh.dev, timeout - 1);
-#endif
- /*
- * XXX
- * This is potentially dangerous because it assumes
- * that only one device is ever plugged in!
- */
- devgone = dev;
- }
- }
-#endif
-
- dev->status = stat;
- dev->act_len = transfer_len;
-
-#ifdef DEBUG
- pkt_print(dev, pipe, buffer, transfer_len, setup, "RET(ctlr)",
- usb_pipein(pipe));
-#else
- mdelay(1);
-#endif
-
- /* free TDs in urb_priv */
- urb_free_priv(&urb_priv);
- return 0;
-}
-
-/* submit routines called from usb.c */
-int submit_bulk_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
- int transfer_len)
-{
- info("submit_bulk_msg");
- return submit_common_msg(dev, pipe, buffer, transfer_len, NULL, 0);
-}
-
-int submit_control_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
- int transfer_len, struct devrequest *setup)
-{
- int maxsize = usb_maxpacket(dev, pipe);
-
- info("submit_control_msg");
-#ifdef DEBUG
- urb_priv.actual_length = 0;
- pkt_print(dev, pipe, buffer, transfer_len, setup, "SUB",
- usb_pipein(pipe));
-#else
- mdelay(1);
-#endif
- if (!maxsize) {
- err("submit_control_message: pipesize for pipe %lx is zero",
- pipe);
- return -1;
- }
- if (((pipe >> 8) & 0x7f) == gohci.rh.devnum) {
- gohci.rh.dev = dev;
- /* root hub - redirect */
- return ohci_submit_rh_msg(dev, pipe, buffer, transfer_len,
- setup);
- }
-
- return submit_common_msg(dev, pipe, buffer, transfer_len, setup, 0);
-}
-
-int submit_int_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
- int transfer_len, int interval)
-{
- info("submit_int_msg");
- return -1;
-}
-
-/*-------------------------------------------------------------------------*
- * HC functions
- *-------------------------------------------------------------------------*/
-
-/* reset the HC and BUS */
-
-static int hc_reset(struct ohci *ohci)
-{
- int timeout = 30;
- int smm_timeout = 50; /* 0,5 sec */
-
- if (readl(&ohci->regs->control) & OHCI_CTRL_IR) {
- /* SMM owns the HC - request ownership */
- writel(OHCI_OCR, &ohci->regs->cmdstatus);
- info("USB HC TakeOver from SMM");
- while (readl(&ohci->regs->control) & OHCI_CTRL_IR) {
- mdelay(10);
- if (--smm_timeout == 0) {
- err("USB HC TakeOver failed!");
- return -1;
- }
- }
- }
-
- /* Disable HC interrupts */
- writel(OHCI_INTR_MIE, &ohci->regs->intrdisable);
-
- dbg("USB HC reset_hc usb-%s: ctrl = 0x%X ;",
- ohci->slot_name, readl(&ohci->regs->control));
-
- /* Reset USB (needed by some controllers) */
- writel(0, &ohci->regs->control);
-
- /* HC Reset requires max 10 us delay */
- writel(OHCI_HCR, &ohci->regs->cmdstatus);
- while ((readl(&ohci->regs->cmdstatus) & OHCI_HCR) != 0) {
- if (--timeout == 0) {
- err("USB HC reset timed out!");
- return -1;
- }
- udelay(1);
- }
- return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-
-/* Start an OHCI controller, set the BUS operational
- * enable interrupts
- * connect the virtual root hub */
-
-static int hc_start(struct ohci *ohci)
-{
- __u32 mask;
- unsigned int fminterval;
-
- ohci->disabled = 1;
-
- /* Tell the controller where the control and bulk lists are
- * The lists are empty now. */
-
- writel(0, &ohci->regs->ed_controlhead);
- writel(0, &ohci->regs->ed_bulkhead);
-
- /* a reset clears this */
- writel((__u32) ohci->hcca, &ohci->regs->hcca);
-
- fminterval = 0x2edf;
- writel((fminterval * 9) / 10, &ohci->regs->periodicstart);
- fminterval |= ((((fminterval - 210) * 6) / 7) << 16);
- writel(fminterval, &ohci->regs->fminterval);
- writel(0x628, &ohci->regs->lsthresh);
-
- /* start controller operations */
- ohci->hc_control = OHCI_CONTROL_INIT | OHCI_USB_OPER;
- ohci->disabled = 0;
- writel(ohci->hc_control, &ohci->regs->control);
-
- /* disable all interrupts */
- mask = (OHCI_INTR_SO | OHCI_INTR_WDH | OHCI_INTR_SF | OHCI_INTR_RD |
- OHCI_INTR_UE | OHCI_INTR_FNO | OHCI_INTR_RHSC |
- OHCI_INTR_OC | OHCI_INTR_MIE);
- writel(mask, &ohci->regs->intrdisable);
- /* clear all interrupts */
- mask &= ~OHCI_INTR_MIE;
- writel(mask, &ohci->regs->intrstatus);
- /* Choose the interrupts we care about now - but w/o MIE */
- mask = OHCI_INTR_RHSC | OHCI_INTR_UE | OHCI_INTR_WDH | OHCI_INTR_SO;
- writel(mask, &ohci->regs->intrenable);
-
-#ifdef OHCI_USE_NPS
- /* required for AMD-756 and some Mac platforms */
- writel((roothub_a(ohci) | RH_A_NPS) & ~RH_A_PSM,
- &ohci->regs->roothub.a);
- writel(RH_HS_LPSC, &ohci->regs->roothub.status);
-#endif /* OHCI_USE_NPS */
-
- /* POTPGT delay is bits 24-31, in 2 ms units. */
- mdelay((roothub_a(ohci) >> 23) & 0x1fe);
-
- /* connect the virtual root hub */
- ohci->rh.devnum = 0;
-
- return 0;
-}
-
-/*-------------------------------------------------------------------------*/
-
-/* an interrupt happens */
-
-static int hc_interrupt(void)
-{
- struct ohci *ohci = &gohci;
- struct ohci_regs *regs = ohci->regs;
- int ints;
- int stat = -1;
-
- if ((ohci->hcca->done_head != 0) &&
- !(m32_swap(ohci->hcca->done_head) & 0x01)) {
-
- ints = OHCI_INTR_WDH;
-
- } else {
- ints = readl(&regs->intrstatus);
- if (ints == ~(u32) 0) {
- ohci->disabled++;
- err("%s device removed!", ohci->slot_name);
- return -1;
- }
- ints &= readl(&regs->intrenable);
- if (ints == 0) {
- dbg("hc_interrupt: returning..\n");
- return 0xff;
- }
- }
-
- /* dbg("Interrupt: %x frame: %x", ints,
- le16_to_cpu(ohci->hcca->frame_no)); */
-
- if (ints & OHCI_INTR_RHSC) {
- got_rhsc = 1;
- stat = 0xff;
- }
-
- if (ints & OHCI_INTR_UE) {
- ohci->disabled++;
- err("OHCI Unrecoverable Error, controller usb-%s disabled",
- ohci->slot_name);
- /* e.g. due to PCI Master/Target Abort */
-
-#ifdef DEBUG
- ohci_dump(ohci, 1);
-#else
- mdelay(1);
-#endif
- /* FIXME: be optimistic, hope that bug won't repeat often. */
- /* Make some non-interrupt context restart the controller. */
- /* Count and limit the retries though; either hardware or */
- /* software errors can go forever... */
- hc_reset(ohci);
- return -1;
- }
-
- if (ints & OHCI_INTR_WDH) {
- mdelay(1);
-
- writel(OHCI_INTR_WDH, &regs->intrdisable);
- stat = dl_done_list(&gohci, dl_reverse_done_list(&gohci));
- writel(OHCI_INTR_WDH, &regs->intrenable);
- }
-
- if (ints & OHCI_INTR_SO) {
- dbg("USB Schedule overrun\n");
- writel(OHCI_INTR_SO, &regs->intrenable);
- stat = -1;
- }
-
- /* FIXME: this assumes SOF (1/ms) interrupts don't get lost... */
- if (ints & OHCI_INTR_SF) {
- unsigned int frame = m16_swap(ohci->hcca->frame_no) & 1;
- mdelay(1);
- writel(OHCI_INTR_SF, &regs->intrdisable);
- if (ohci->ed_rm_list[frame] != NULL)
- writel(OHCI_INTR_SF, &regs->intrenable);
- stat = 0xff;
- }
-
- writel(ints, &regs->intrstatus);
- return stat;
-}
-
-/*-------------------------------------------------------------------------*/
-
-/*-------------------------------------------------------------------------*/
-
-/* De-allocate all resources.. */
-
-static void hc_release_ohci(struct ohci *ohci)
-{
- dbg("USB HC release ohci usb-%s", ohci->slot_name);
-
- if (!ohci->disabled)
- hc_reset(ohci);
-}
-
-/*-------------------------------------------------------------------------*/
-
-/*
- * low level initalisation routine, called from usb.c
- */
-static char ohci_inited = 0;
-
-int usb_lowlevel_init(int index, void **controller)
-{
- struct s3c24x0_clock_power *clk_power = s3c24x0_get_base_clock_power();
- struct s3c24x0_gpio *gpio = s3c24x0_get_base_gpio();
-
- /*
- * Set the 48 MHz UPLL clocking. Values are taken from
- * "PLL value selection guide", 6-23, s3c2400_UM.pdf.
- */
- clk_power->upllcon = ((40 << 12) + (1 << 4) + 2);
- gpio->misccr |= 0x8; /* 1 = use pads related USB for USB host */
-
- /*
- * Enable USB host clock.
- */
- clk_power->clkcon |= (1 << 4);
-
- memset(&gohci, 0, sizeof(struct ohci));
- memset(&urb_priv, 0, sizeof(struct urb_priv));
-
- /* align the storage */
- if ((__u32) &ghcca[0] & 0xff) {
- err("HCCA not aligned!!");
- return -1;
- }
- phcca = &ghcca[0];
- info("aligned ghcca %p", phcca);
- memset(&ohci_dev, 0, sizeof(struct ohci_device));
- if ((__u32) &ohci_dev.ed[0] & 0x7) {
- err("EDs not aligned!!");
- return -1;
- }
- memset(gtd, 0, sizeof(struct td) * (NUM_TD + 1));
- if ((__u32) gtd & 0x7) {
- err("TDs not aligned!!");
- return -1;
- }
- ptd = gtd;
- gohci.hcca = phcca;
- memset(phcca, 0, sizeof(struct ohci_hcca));
-
- gohci.disabled = 1;
- gohci.sleeping = 0;
- gohci.irq = -1;
- gohci.regs = (struct ohci_regs *)S3C24X0_USB_HOST_BASE;
-
- gohci.flags = 0;
- gohci.slot_name = "s3c2400";
-
- if (hc_reset(&gohci) < 0) {
- hc_release_ohci(&gohci);
- /* Initialization failed */
- clk_power->clkcon &= ~(1 << 4);
- return -1;
- }
-
- /* FIXME this is a second HC reset; why?? */
- gohci.hc_control = OHCI_USB_RESET;
- writel(gohci.hc_control, &gohci.regs->control);
- mdelay(10);
-
- if (hc_start(&gohci) < 0) {
- err("can't start usb-%s", gohci.slot_name);
- hc_release_ohci(&gohci);
- /* Initialization failed */
- clk_power->clkcon &= ~(1 << 4);
- return -1;
- }
-#ifdef DEBUG
- ohci_dump(&gohci, 1);
-#else
- mdelay(1);
-#endif
- ohci_inited = 1;
- urb_finished = 1;
-
- return 0;
-}
-
-int usb_lowlevel_stop(int index)
-{
- struct s3c24x0_clock_power *clk_power = s3c24x0_get_base_clock_power();
-
- /* this gets called really early - before the controller has */
- /* even been initialized! */
- if (!ohci_inited)
- return 0;
- /* TODO release any interrupts, etc. */
- /* call hc_release_ohci() here ? */
- hc_reset(&gohci);
- /* may not want to do this */
- clk_power->clkcon &= ~(1 << 4);
- return 0;
-}
-
-#endif /* defined(CONFIG_USB_OHCI) && defined(CONFIG_S3C24X0) */
diff --git a/arch/arm/cpu/arm920t/s3c24x0/usb_ohci.h b/arch/arm/cpu/arm920t/s3c24x0/usb_ohci.h
deleted file mode 100644
index f272d78..0000000
--- a/arch/arm/cpu/arm920t/s3c24x0/usb_ohci.h
+++ /dev/null
@@ -1,409 +0,0 @@
-/*
- * URB OHCI HCD (Host Controller Driver) for USB.
- *
- * (C) Copyright 1999 Roman Weissgaerber <weissg@vienna.at>
- * (C) Copyright 2000-2001 David Brownell <dbrownell@users.sourceforge.net>
- *
- * usb-ohci.h
- */
-
-
-static int cc_to_error[16] = {
-
-/* mapping of the OHCI CC status to error codes */
- /* No Error */ 0,
- /* CRC Error */ USB_ST_CRC_ERR,
- /* Bit Stuff */ USB_ST_BIT_ERR,
- /* Data Togg */ USB_ST_CRC_ERR,
- /* Stall */ USB_ST_STALLED,
- /* DevNotResp */ -1,
- /* PIDCheck */ USB_ST_BIT_ERR,
- /* UnExpPID */ USB_ST_BIT_ERR,
- /* DataOver */ USB_ST_BUF_ERR,
- /* DataUnder */ USB_ST_BUF_ERR,
- /* reservd */ -1,
- /* reservd */ -1,
- /* BufferOver */ USB_ST_BUF_ERR,
- /* BuffUnder */ USB_ST_BUF_ERR,
- /* Not Access */ -1,
- /* Not Access */ -1
-};
-
-/* ED States */
-#define ED_NEW 0x00
-#define ED_UNLINK 0x01
-#define ED_OPER 0x02
-#define ED_DEL 0x04
-#define ED_URB_DEL 0x08
-
-/* usb_ohci_ed */
-struct ed {
- __u32 hwINFO;
- __u32 hwTailP;
- __u32 hwHeadP;
- __u32 hwNextED;
-
- struct ed *ed_prev;
- __u8 int_period;
- __u8 int_branch;
- __u8 int_load;
- __u8 int_interval;
- __u8 state;
- __u8 type;
- __u16 last_iso;
- struct ed *ed_rm_list;
-
- struct usb_device *usb_dev;
- __u32 unused[3];
-} __attribute__ ((aligned(16)));
-
-/* TD info field */
-#define TD_CC 0xf0000000
-#define TD_CC_GET(td_p) (((td_p) >> 28) & 0x0f)
-#define TD_CC_SET(td_p, cc) \
- {(td_p) = ((td_p) & 0x0fffffff) | (((cc) & 0x0f) << 28)}
-#define TD_EC 0x0C000000
-#define TD_T 0x03000000
-#define TD_T_DATA0 0x02000000
-#define TD_T_DATA1 0x03000000
-#define TD_T_TOGGLE 0x00000000
-#define TD_R 0x00040000
-#define TD_DI 0x00E00000
-#define TD_DI_SET(X) (((X) & 0x07)<< 21)
-#define TD_DP 0x00180000
-#define TD_DP_SETUP 0x00000000
-#define TD_DP_IN 0x00100000
-#define TD_DP_OUT 0x00080000
-
-#define TD_ISO 0x00010000
-#define TD_DEL 0x00020000
-
-/* CC Codes */
-#define TD_CC_NOERROR 0x00
-#define TD_CC_CRC 0x01
-#define TD_CC_BITSTUFFING 0x02
-#define TD_CC_DATATOGGLEM 0x03
-#define TD_CC_STALL 0x04
-#define TD_DEVNOTRESP 0x05
-#define TD_PIDCHECKFAIL 0x06
-#define TD_UNEXPECTEDPID 0x07
-#define TD_DATAOVERRUN 0x08
-#define TD_DATAUNDERRUN 0x09
-#define TD_BUFFEROVERRUN 0x0C
-#define TD_BUFFERUNDERRUN 0x0D
-#define TD_NOTACCESSED 0x0F
-
-
-#define MAXPSW 1
-
-struct td {
- __u32 hwINFO;
- __u32 hwCBP; /* Current Buffer Pointer */
- __u32 hwNextTD; /* Next TD Pointer */
- __u32 hwBE; /* Memory Buffer End Pointer */
-
- __u8 unused;
- __u8 index;
- struct ed *ed;
- struct td *next_dl_td;
- struct usb_device *usb_dev;
- int transfer_len;
- __u32 data;
-
- __u32 unused2[2];
-} __attribute__ ((aligned(32)));
-
-#define OHCI_ED_SKIP (1 << 14)
-
-/*
- * The HCCA (Host Controller Communications Area) is a 256 byte
- * structure defined in the OHCI spec. that the host controller is
- * told the base address of. It must be 256-byte aligned.
- */
-
-#define NUM_INTS 32 /* part of the OHCI standard */
-struct ohci_hcca {
- __u32 int_table[NUM_INTS]; /* Interrupt ED table */
- __u16 frame_no; /* current frame number */
- __u16 pad1; /* set to 0 on each frame_no change */
- __u32 done_head; /* info returned for an interrupt */
- u8 reserved_for_hc[116];
-} __attribute__ ((aligned(256)));
-
-/*
- * Maximum number of root hub ports.
- */
-#define MAX_ROOT_PORTS 15 /* maximum OHCI root hub ports */
-
-/*
- * This is the structure of the OHCI controller's memory mapped I/O
- * region. This is Memory Mapped I/O. You must use the readl() and
- * writel() macros defined in asm/io.h to access these!!
- */
-struct ohci_regs {
- /* control and status registers */
- __u32 revision;
- __u32 control;
- __u32 cmdstatus;
- __u32 intrstatus;
- __u32 intrenable;
- __u32 intrdisable;
- /* memory pointers */
- __u32 hcca;
- __u32 ed_periodcurrent;
- __u32 ed_controlhead;
- __u32 ed_controlcurrent;
- __u32 ed_bulkhead;
- __u32 ed_bulkcurrent;
- __u32 donehead;
- /* frame counters */
- __u32 fminterval;
- __u32 fmremaining;
- __u32 fmnumber;
- __u32 periodicstart;
- __u32 lsthresh;
- /* Root hub ports */
- struct ohci_roothub_regs {
- __u32 a;
- __u32 b;
- __u32 status;
- __u32 portstatus[MAX_ROOT_PORTS];
- } roothub;
-} __attribute__ ((aligned(32)));
-
-/* OHCI CONTROL AND STATUS REGISTER MASKS */
-
-/*
- * HcControl (control) register masks
- */
-#define OHCI_CTRL_CBSR (3 << 0) /* control/bulk service ratio */
-#define OHCI_CTRL_PLE (1 << 2) /* periodic list enable */
-#define OHCI_CTRL_IE (1 << 3) /* isochronous enable */
-#define OHCI_CTRL_CLE (1 << 4) /* control list enable */
-#define OHCI_CTRL_BLE (1 << 5) /* bulk list enable */
-#define OHCI_CTRL_HCFS (3 << 6) /* host controller functional state */
-#define OHCI_CTRL_IR (1 << 8) /* interrupt routing */
-#define OHCI_CTRL_RWC (1 << 9) /* remote wakeup connected */
-#define OHCI_CTRL_RWE (1 << 10) /* remote wakeup enable */
-
-/* pre-shifted values for HCFS */
-# define OHCI_USB_RESET (0 << 6)
-# define OHCI_USB_RESUME (1 << 6)
-# define OHCI_USB_OPER (2 << 6)
-# define OHCI_USB_SUSPEND (3 << 6)
-
-/*
- * HcCommandStatus (cmdstatus) register masks
- */
-#define OHCI_HCR (1 << 0) /* host controller reset */
-#define OHCI_CLF (1 << 1) /* control list filled */
-#define OHCI_BLF (1 << 2) /* bulk list filled */
-#define OHCI_OCR (1 << 3) /* ownership change request */
-#define OHCI_SOC (3 << 16) /* scheduling overrun count */
-
-/*
- * masks used with interrupt registers:
- * HcInterruptStatus (intrstatus)
- * HcInterruptEnable (intrenable)
- * HcInterruptDisable (intrdisable)
- */
-#define OHCI_INTR_SO (1 << 0) /* scheduling overrun */
-#define OHCI_INTR_WDH (1 << 1) /* writeback of done_head */
-#define OHCI_INTR_SF (1 << 2) /* start frame */
-#define OHCI_INTR_RD (1 << 3) /* resume detect */
-#define OHCI_INTR_UE (1 << 4) /* unrecoverable error */
-#define OHCI_INTR_FNO (1 << 5) /* frame number overflow */
-#define OHCI_INTR_RHSC (1 << 6) /* root hub status change */
-#define OHCI_INTR_OC (1 << 30) /* ownership change */
-#define OHCI_INTR_MIE (1 << 31) /* master interrupt enable */
-
-/* Virtual Root HUB */
-struct virt_root_hub {
- int devnum; /* Address of Root Hub endpoint */
- void *dev; /* was urb */
- void *int_addr;
- int send;
- int interval;
-};
-
-/* USB HUB CONSTANTS (not OHCI-specific; see hub.h) */
-
-/* destination of request */
-#define RH_INTERFACE 0x01
-#define RH_ENDPOINT 0x02
-#define RH_OTHER 0x03
-
-#define RH_CLASS 0x20
-#define RH_VENDOR 0x40
-
-/* Requests: bRequest << 8 | bmRequestType */
-#define RH_GET_STATUS 0x0080
-#define RH_CLEAR_FEATURE 0x0100
-#define RH_SET_FEATURE 0x0300
-#define RH_SET_ADDRESS 0x0500
-#define RH_GET_DESCRIPTOR 0x0680
-#define RH_SET_DESCRIPTOR 0x0700
-#define RH_GET_CONFIGURATION 0x0880
-#define RH_SET_CONFIGURATION 0x0900
-#define RH_GET_STATE 0x0280
-#define RH_GET_INTERFACE 0x0A80
-#define RH_SET_INTERFACE 0x0B00
-#define RH_SYNC_FRAME 0x0C80
-/* Our Vendor Specific Request */
-#define RH_SET_EP 0x2000
-
-
-/* Hub port features */
-#define RH_PORT_CONNECTION 0x00
-#define RH_PORT_ENABLE 0x01
-#define RH_PORT_SUSPEND 0x02
-#define RH_PORT_OVER_CURRENT 0x03
-#define RH_PORT_RESET 0x04
-#define RH_PORT_POWER 0x08
-#define RH_PORT_LOW_SPEED 0x09
-
-#define RH_C_PORT_CONNECTION 0x10
-#define RH_C_PORT_ENABLE 0x11
-#define RH_C_PORT_SUSPEND 0x12
-#define RH_C_PORT_OVER_CURRENT 0x13
-#define RH_C_PORT_RESET 0x14
-
-/* Hub features */
-#define RH_C_HUB_LOCAL_POWER 0x00
-#define RH_C_HUB_OVER_CURRENT 0x01
-
-#define RH_DEVICE_REMOTE_WAKEUP 0x00
-#define RH_ENDPOINT_STALL 0x01
-
-#define RH_ACK 0x01
-#define RH_REQ_ERR -1
-#define RH_NACK 0x00
-
-
-/* OHCI ROOT HUB REGISTER MASKS */
-
-/* roothub.portstatus [i] bits */
-#define RH_PS_CCS 0x00000001 /* current connect status */
-#define RH_PS_PES 0x00000002 /* port enable status */
-#define RH_PS_PSS 0x00000004 /* port suspend status */
-#define RH_PS_POCI 0x00000008 /* port over current indicator */
-#define RH_PS_PRS 0x00000010 /* port reset status */
-#define RH_PS_PPS 0x00000100 /* port power status */
-#define RH_PS_LSDA 0x00000200 /* low speed device attached */
-#define RH_PS_CSC 0x00010000 /* connect status change */
-#define RH_PS_PESC 0x00020000 /* port enable status change */
-#define RH_PS_PSSC 0x00040000 /* port suspend status change */
-#define RH_PS_OCIC 0x00080000 /* over current indicator change */
-#define RH_PS_PRSC 0x00100000 /* port reset status change */
-
-/* roothub.status bits */
-#define RH_HS_LPS 0x00000001 /* local power status */
-#define RH_HS_OCI 0x00000002 /* over current indicator */
-#define RH_HS_DRWE 0x00008000 /* device remote wakeup enable */
-#define RH_HS_LPSC 0x00010000 /* local power status change */
-#define RH_HS_OCIC 0x00020000 /* over current indicator change */
-#define RH_HS_CRWE 0x80000000 /* clear remote wakeup enable */
-
-/* roothub.b masks */
-#define RH_B_DR 0x0000ffff /* device removable flags */
-#define RH_B_PPCM 0xffff0000 /* port power control mask */
-
-/* roothub.a masks */
-#define RH_A_NDP (0xff << 0) /* number of downstream ports */
-#define RH_A_PSM (1 << 8) /* power switching mode */
-#define RH_A_NPS (1 << 9) /* no power switching */
-#define RH_A_DT (1 << 10) /* device type (mbz) */
-#define RH_A_OCPM (1 << 11) /* over current protection mode */
-#define RH_A_NOCP (1 << 12) /* no over current protection */
-#define RH_A_POTPGT (0xff << 24) /* power on to power good time */
-
-/* urb */
-#define N_URB_TD 48
-struct urb_priv {
- struct ed *ed;
- __u16 length; /* number of tds associated with this request */
- __u16 td_cnt; /* number of tds already serviced */
- int state;
- unsigned long pipe;
- int actual_length;
- struct td *td[N_URB_TD]; /* list pointer to all corresponding TDs
- associated with this request */
-};
-#define URB_DEL 1
-
-/*
- * This is the full ohci controller description
- *
- * Note how the "proper" USB information is just
- * a subset of what the full implementation needs. (Linus)
- */
-
-
-struct ohci {
- struct ohci_hcca *hcca; /* hcca */
- /*dma_addr_t hcca_dma; */
-
- int irq;
- int disabled; /* e.g. got a UE, we're hung */
- int sleeping;
- unsigned long flags; /* for HC bugs */
-
- struct ohci_regs *regs; /* OHCI controller's memory */
-
- struct ed *ed_rm_list[2]; /* lists of all endpoints to be removed */
- struct ed *ed_bulktail; /* last endpoint of bulk list */
- struct ed *ed_controltail; /* last endpoint of control list */
- int intrstatus;
- __u32 hc_control; /* copy of the hc control reg */
- struct usb_device *dev[32];
- struct virt_root_hub rh;
-
- const char *slot_name;
-};
-
-#define NUM_EDS 8 /* num of preallocated endpoint descriptors */
-
-struct ohci_device {
- struct ed ed[NUM_EDS];
- int ed_cnt;
-};
-
-/* hcd */
-/* endpoint */
-static int ep_link(struct ohci *ohci, struct ed *ed);
-static int ep_unlink(struct ohci *ohci, struct ed *ed);
-static struct ed *ep_add_ed(struct usb_device *usb_dev, unsigned long pipe);
-
-/*-------------------------------------------------------------------------*/
-
-/* we need more TDs than EDs */
-#define NUM_TD 64
-
-/* +1 so we can align the storage */
-struct td gtd[NUM_TD + 1];
-
-/* pointers to aligned storage */
-struct td *ptd;
-
-/* TDs ... */
-static inline struct td *td_alloc(struct usb_device *usb_dev)
-{
- int i;
- struct td *td;
-
- td = NULL;
- for (i = 0; i < NUM_TD; i++) {
- if (ptd[i].usb_dev == NULL) {
- td = &ptd[i];
- td->usb_dev = usb_dev;
- break;
- }
- }
-
- return td;
-}
-
-static inline void ed_free(struct ed *ed)
-{
- ed->usb_dev = NULL;
-}
diff --git a/arch/arm/cpu/arm926ejs/at91/at91sam9x5_devices.c b/arch/arm/cpu/arm926ejs/at91/at91sam9x5_devices.c
index 6d77219..9348552 100644
--- a/arch/arm/cpu/arm926ejs/at91/at91sam9x5_devices.c
+++ b/arch/arm/cpu/arm926ejs/at91/at91sam9x5_devices.c
@@ -118,6 +118,21 @@ void at91_serial2_hw_init(void)
writel(1 << ATMEL_ID_USART2, &pmc->pcer);
}
+void at91_mci_hw_init(void)
+{
+ /* Initialize the MCI0 */
+ at91_set_a_periph(AT91_PIO_PORTA, 17, 1); /* MCCK */
+ at91_set_a_periph(AT91_PIO_PORTA, 16, 1); /* MCCDA */
+ at91_set_a_periph(AT91_PIO_PORTA, 15, 1); /* MCDA0 */
+ at91_set_a_periph(AT91_PIO_PORTA, 18, 1); /* MCDA1 */
+ at91_set_a_periph(AT91_PIO_PORTA, 19, 1); /* MCDA2 */
+ at91_set_a_periph(AT91_PIO_PORTA, 20, 1); /* MCDA3 */
+
+ /* Enable clock for MCI0 */
+ struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
+ writel(1 << ATMEL_ID_HSMCI0, &pmc->pcer);
+}
+
#ifdef CONFIG_ATMEL_SPI
void at91_spi0_hw_init(unsigned long cs_mask)
{
diff --git a/arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds b/arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds
index f8ea38c..6dc681a 100644
--- a/arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds
+++ b/arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds
@@ -50,9 +50,10 @@ SECTIONS
}
. = ALIGN(4);
- __u_boot_cmd_start = .;
- .u_boot_cmd : { *(.u_boot_cmd) }
- __u_boot_cmd_end = .;
+
+ .u_boot_list : {
+ #include <u-boot.lst>
+ }
. = ALIGN(4);
diff --git a/arch/arm/cpu/arm926ejs/spear/u-boot-spl.lds b/arch/arm/cpu/arm926ejs/spear/u-boot-spl.lds
index afd3381..f3bd5e7 100644
--- a/arch/arm/cpu/arm926ejs/spear/u-boot-spl.lds
+++ b/arch/arm/cpu/arm926ejs/spear/u-boot-spl.lds
@@ -50,9 +50,10 @@ SECTIONS
}
. = ALIGN(4);
- __u_boot_cmd_start = .;
- .u_boot_cmd : { *(.u_boot_cmd) }
- __u_boot_cmd_end = .;
+
+ .u_boot_list : {
+ #include <u-boot.lst>
+ }
. = ALIGN(4);
diff --git a/arch/arm/cpu/armv7/am33xx/Makefile b/arch/arm/cpu/armv7/am33xx/Makefile
index 7768912..74875b3 100644
--- a/arch/arm/cpu/armv7/am33xx/Makefile
+++ b/arch/arm/cpu/armv7/am33xx/Makefile
@@ -21,6 +21,7 @@ COBJS += sys_info.o
COBJS += ddr.o
COBJS += emif4.o
COBJS += board.o
+COBJS += mux.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS) $(COBJS-y) $(SOBJS))
diff --git a/arch/arm/cpu/armv7/am33xx/board.c b/arch/arm/cpu/armv7/am33xx/board.c
index 978b184..e4c123c 100644
--- a/arch/arm/cpu/armv7/am33xx/board.c
+++ b/arch/arm/cpu/armv7/am33xx/board.c
@@ -36,9 +36,6 @@
DECLARE_GLOBAL_DATA_PTR;
-struct wd_timer *wdtimer = (struct wd_timer *)WDT_BASE;
-struct uart_sys *uart_base = (struct uart_sys *)DEFAULT_UART_BASE;
-
static const struct gpio_bank gpio_bank_am33xx[4] = {
{ (void *)AM33XX_GPIO0_BASE, METHOD_GPIO_24XX },
{ (void *)AM33XX_GPIO1_BASE, METHOD_GPIO_24XX },
@@ -48,153 +45,11 @@ static const struct gpio_bank gpio_bank_am33xx[4] = {
const struct gpio_bank *const omap_gpio_bank = gpio_bank_am33xx;
-/* MII mode defines */
-#define MII_MODE_ENABLE 0x0
-#define RGMII_MODE_ENABLE 0xA
-
-/* GPIO that controls power to DDR on EVM-SK */
-#define GPIO_DDR_VTT_EN 7
-
-static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE;
-
-static struct am335x_baseboard_id __attribute__((section (".data"))) header;
-
-static inline int board_is_bone(void)
-{
- return !strncmp(header.name, "A335BONE", HDR_NAME_LEN);
-}
-
-static inline int board_is_evm_sk(void)
-{
- return !strncmp("A335X_SK", header.name, HDR_NAME_LEN);
-}
-
-/*
- * Read header information from EEPROM into global structure.
- */
-static int read_eeprom(void)
-{
- /* Check if baseboard eeprom is available */
- if (i2c_probe(CONFIG_SYS_I2C_EEPROM_ADDR)) {
- puts("Could not probe the EEPROM; something fundamentally "
- "wrong on the I2C bus.\n");
- return -ENODEV;
- }
-
- /* read the eeprom using i2c */
- if (i2c_read(CONFIG_SYS_I2C_EEPROM_ADDR, 0, 2, (uchar *)&header,
- sizeof(header))) {
- puts("Could not read the EEPROM; something fundamentally"
- " wrong on the I2C bus.\n");
- return -EIO;
- }
-
- if (header.magic != 0xEE3355AA) {
- /*
- * read the eeprom using i2c again,
- * but use only a 1 byte address
- */
- if (i2c_read(CONFIG_SYS_I2C_EEPROM_ADDR, 0, 1,
- (uchar *)&header, sizeof(header))) {
- puts("Could not read the EEPROM; something "
- "fundamentally wrong on the I2C bus.\n");
- return -EIO;
- }
-
- if (header.magic != 0xEE3355AA) {
- printf("Incorrect magic number (0x%x) in EEPROM\n",
- header.magic);
- return -EINVAL;
- }
- }
-
- return 0;
-}
-
-/* UART Defines */
-#ifdef CONFIG_SPL_BUILD
-#define UART_RESET (0x1 << 1)
-#define UART_CLK_RUNNING_MASK 0x1
-#define UART_SMART_IDLE_EN (0x1 << 0x3)
-#endif
-
-/*
- * Determine what type of DDR we have.
- */
-static short inline board_memory_type(void)
-{
- /* The following boards are known to use DDR3. */
- if (board_is_evm_sk())
- return EMIF_REG_SDRAM_TYPE_DDR3;
-
- return EMIF_REG_SDRAM_TYPE_DDR2;
-}
-
-/*
- * early system init of muxing and clocks.
- */
-void s_init(void)
-{
- /* WDT1 is already running when the bootloader gets control
- * Disable it to avoid "random" resets
- */
- writel(0xAAAA, &wdtimer->wdtwspr);
- while (readl(&wdtimer->wdtwwps) != 0x0)
- ;
- writel(0x5555, &wdtimer->wdtwspr);
- while (readl(&wdtimer->wdtwwps) != 0x0)
- ;
-
-#ifdef CONFIG_SPL_BUILD
- /* Setup the PLLs and the clocks for the peripherals */
- pll_init();
-
- /* UART softreset */
- u32 regVal;
-
- enable_uart0_pin_mux();
-
- regVal = readl(&uart_base->uartsyscfg);
- regVal |= UART_RESET;
- writel(regVal, &uart_base->uartsyscfg);
- while ((readl(&uart_base->uartsyssts) &
- UART_CLK_RUNNING_MASK) != UART_CLK_RUNNING_MASK)
- ;
-
- /* Disable smart idle */
- regVal = readl(&uart_base->uartsyscfg);
- regVal |= UART_SMART_IDLE_EN;
- writel(regVal, &uart_base->uartsyscfg);
-
- gd = &gdata;
-
- preloader_console_init();
-
- /* Initalize the board header */
- enable_i2c0_pin_mux();
- i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
- if (read_eeprom() < 0)
- puts("Could not get board ID.\n");
-
- enable_board_pin_mux(&header);
- if (board_is_evm_sk()) {
- /*
- * EVM SK 1.2A and later use gpio0_7 to enable DDR3.
- * This is safe enough to do on older revs.
- */
- gpio_request(GPIO_DDR_VTT_EN, "ddr_vtt_en");
- gpio_direction_output(GPIO_DDR_VTT_EN, 1);
- }
-
- config_ddr(board_memory_type());
-#endif
-}
-
#if defined(CONFIG_OMAP_HSMMC) && !defined(CONFIG_SPL_BUILD)
-int board_mmc_init(bd_t *bis)
+int cpu_mmc_init(bd_t *bis)
{
int ret;
-
+
ret = omap_mmc_init(0, 0, 0);
if (ret)
return ret;
@@ -208,93 +63,3 @@ void setup_clocks_for_console(void)
/* Not yet implemented */
return;
}
-
-/*
- * Basic board specific setup. Pinmux has been handled already.
- */
-int board_init(void)
-{
- i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
- if (read_eeprom() < 0)
- puts("Could not get board ID.\n");
-
- gd->bd->bi_boot_params = PHYS_DRAM_1 + 0x100;
-
- return 0;
-}
-
-#ifdef CONFIG_DRIVER_TI_CPSW
-static void cpsw_control(int enabled)
-{
- /* VTP can be added here */
-
- return;
-}
-
-static struct cpsw_slave_data cpsw_slaves[] = {
- {
- .slave_reg_ofs = 0x208,
- .sliver_reg_ofs = 0xd80,
- .phy_id = 0,
- },
- {
- .slave_reg_ofs = 0x308,
- .sliver_reg_ofs = 0xdc0,
- .phy_id = 1,
- },
-};
-
-static struct cpsw_platform_data cpsw_data = {
- .mdio_base = AM335X_CPSW_MDIO_BASE,
- .cpsw_base = AM335X_CPSW_BASE,
- .mdio_div = 0xff,
- .channels = 8,
- .cpdma_reg_ofs = 0x800,
- .slaves = 1,
- .slave_data = cpsw_slaves,
- .ale_reg_ofs = 0xd00,
- .ale_entries = 1024,
- .host_port_reg_ofs = 0x108,
- .hw_stats_reg_ofs = 0x900,
- .mac_control = (1 << 5),
- .control = cpsw_control,
- .host_port_num = 0,
- .version = CPSW_CTRL_VERSION_2,
-};
-
-int board_eth_init(bd_t *bis)
-{
- uint8_t mac_addr[6];
- uint32_t mac_hi, mac_lo;
-
- if (!eth_getenv_enetaddr("ethaddr", mac_addr)) {
- debug("<ethaddr> not set. Reading from E-fuse\n");
- /* try reading mac address from efuse */
- mac_lo = readl(&cdev->macid0l);
- mac_hi = readl(&cdev->macid0h);
- mac_addr[0] = mac_hi & 0xFF;
- mac_addr[1] = (mac_hi & 0xFF00) >> 8;
- mac_addr[2] = (mac_hi & 0xFF0000) >> 16;
- mac_addr[3] = (mac_hi & 0xFF000000) >> 24;
- mac_addr[4] = mac_lo & 0xFF;
- mac_addr[5] = (mac_lo & 0xFF00) >> 8;
-
- if (is_valid_ether_addr(mac_addr))
- eth_setenv_enetaddr("ethaddr", mac_addr);
- else
- return -1;
- }
-
- if (board_is_bone()) {
- writel(MII_MODE_ENABLE, &cdev->miisel);
- cpsw_slaves[0].phy_if = cpsw_slaves[1].phy_if =
- PHY_INTERFACE_MODE_MII;
- } else {
- writel(RGMII_MODE_ENABLE, &cdev->miisel);
- cpsw_slaves[0].phy_if = cpsw_slaves[1].phy_if =
- PHY_INTERFACE_MODE_RGMII;
- }
-
- return cpsw_register(&cpsw_data);
-}
-#endif
diff --git a/arch/arm/cpu/armv7/am33xx/clock.c b/arch/arm/cpu/armv7/am33xx/clock.c
index 2b19506..bc2abb6 100644
--- a/arch/arm/cpu/armv7/am33xx/clock.c
+++ b/arch/arm/cpu/armv7/am33xx/clock.c
@@ -44,6 +44,7 @@
const struct cm_perpll *cmper = (struct cm_perpll *)CM_PER;
const struct cm_wkuppll *cmwkup = (struct cm_wkuppll *)CM_WKUP;
const struct cm_dpll *cmdpll = (struct cm_dpll *)CM_DPLL;
+const struct cm_rtc *cmrtc = (struct cm_rtc *)CM_RTC;
static void enable_interface_clocks(void)
{
@@ -114,6 +115,41 @@ static void enable_per_clocks(void)
while (readl(&cmwkup->wkup_uart0ctrl) != PRCM_MOD_EN)
;
+ /* UART1 */
+#ifdef CONFIG_SERIAL2
+ writel(PRCM_MOD_EN, &cmper->uart1clkctrl);
+ while (readl(&cmper->uart1clkctrl) != PRCM_MOD_EN)
+ ;
+#endif /* CONFIG_SERIAL2 */
+
+ /* UART2 */
+#ifdef CONFIG_SERIAL3
+ writel(PRCM_MOD_EN, &cmper->uart2clkctrl);
+ while (readl(&cmper->uart2clkctrl) != PRCM_MOD_EN)
+ ;
+#endif /* CONFIG_SERIAL3 */
+
+ /* UART3 */
+#ifdef CONFIG_SERIAL4
+ writel(PRCM_MOD_EN, &cmper->uart3clkctrl);
+ while (readl(&cmper->uart3clkctrl) != PRCM_MOD_EN)
+ ;
+#endif /* CONFIG_SERIAL4 */
+
+ /* UART4 */
+#ifdef CONFIG_SERIAL5
+ writel(PRCM_MOD_EN, &cmper->uart4clkctrl);
+ while (readl(&cmper->uart4clkctrl) != PRCM_MOD_EN)
+ ;
+#endif /* CONFIG_SERIAL5 */
+
+ /* UART5 */
+#ifdef CONFIG_SERIAL6
+ writel(PRCM_MOD_EN, &cmper->uart5clkctrl);
+ while (readl(&cmper->uart5clkctrl) != PRCM_MOD_EN)
+ ;
+#endif /* CONFIG_SERIAL6 */
+
/* MMC0*/
writel(PRCM_MOD_EN, &cmper->mmc0clkctrl);
while (readl(&cmper->mmc0clkctrl) != PRCM_MOD_EN)
@@ -153,6 +189,11 @@ static void enable_per_clocks(void)
writel(PRCM_MOD_EN, &cmper->spi0clkctrl);
while (readl(&cmper->spi0clkctrl) != PRCM_MOD_EN)
;
+
+ /* RTC */
+ writel(PRCM_MOD_EN, &cmrtc->rtcclkctrl);
+ while (readl(&cmrtc->rtcclkctrl) != PRCM_MOD_EN)
+ ;
}
static void mpu_pll_config(void)
diff --git a/arch/arm/cpu/armv7/am33xx/config.mk b/arch/arm/cpu/armv7/am33xx/config.mk
index 5750bbd..babf0eb 100644
--- a/arch/arm/cpu/armv7/am33xx/config.mk
+++ b/arch/arm/cpu/armv7/am33xx/config.mk
@@ -13,6 +13,7 @@
#
ifdef CONFIG_SPL_BUILD
ALL-y += $(OBJTREE)/MLO
+ALL-$(CONFIG_SPL_SPI_SUPPORT) += $(OBJTREE)/MLO.byteswap
else
ALL-y += $(obj)u-boot.img
endif
diff --git a/arch/arm/cpu/armv7/am33xx/emif4.c b/arch/arm/cpu/armv7/am33xx/emif4.c
index b2d7c0d..01e3a52 100644
--- a/arch/arm/cpu/armv7/am33xx/emif4.c
+++ b/arch/arm/cpu/armv7/am33xx/emif4.c
@@ -47,78 +47,6 @@ void dram_init_banksize(void)
static struct vtp_reg *vtpreg = (struct vtp_reg *)VTP0_CTRL_ADDR;
static struct ddr_ctrl *ddrctrl = (struct ddr_ctrl *)DDR_CTRL_ADDR;
-static const struct ddr_data ddr2_data = {
- .datardsratio0 = ((DDR2_RD_DQS<<30)|(DDR2_RD_DQS<<20)
- |(DDR2_RD_DQS<<10)|(DDR2_RD_DQS<<0)),
- .datawdsratio0 = ((DDR2_WR_DQS<<30)|(DDR2_WR_DQS<<20)
- |(DDR2_WR_DQS<<10)|(DDR2_WR_DQS<<0)),
- .datawiratio0 = ((DDR2_PHY_WRLVL<<30)|(DDR2_PHY_WRLVL<<20)
- |(DDR2_PHY_WRLVL<<10)|(DDR2_PHY_WRLVL<<0)),
- .datagiratio0 = ((DDR2_PHY_GATELVL<<30)|(DDR2_PHY_GATELVL<<20)
- |(DDR2_PHY_GATELVL<<10)|(DDR2_PHY_GATELVL<<0)),
- .datafwsratio0 = ((DDR2_PHY_FIFO_WE<<30)|(DDR2_PHY_FIFO_WE<<20)
- |(DDR2_PHY_FIFO_WE<<10)|(DDR2_PHY_FIFO_WE<<0)),
- .datawrsratio0 = ((DDR2_PHY_WR_DATA<<30)|(DDR2_PHY_WR_DATA<<20)
- |(DDR2_PHY_WR_DATA<<10)|(DDR2_PHY_WR_DATA<<0)),
- .datauserank0delay = DDR2_PHY_RANK0_DELAY,
- .datadldiff0 = PHY_DLL_LOCK_DIFF,
-};
-
-static const struct cmd_control ddr2_cmd_ctrl_data = {
- .cmd0csratio = DDR2_RATIO,
- .cmd0dldiff = DDR2_DLL_LOCK_DIFF,
- .cmd0iclkout = DDR2_INVERT_CLKOUT,
-
- .cmd1csratio = DDR2_RATIO,
- .cmd1dldiff = DDR2_DLL_LOCK_DIFF,
- .cmd1iclkout = DDR2_INVERT_CLKOUT,
-
- .cmd2csratio = DDR2_RATIO,
- .cmd2dldiff = DDR2_DLL_LOCK_DIFF,
- .cmd2iclkout = DDR2_INVERT_CLKOUT,
-};
-
-static const struct emif_regs ddr2_emif_reg_data = {
- .sdram_config = DDR2_EMIF_SDCFG,
- .ref_ctrl = DDR2_EMIF_SDREF,
- .sdram_tim1 = DDR2_EMIF_TIM1,
- .sdram_tim2 = DDR2_EMIF_TIM2,
- .sdram_tim3 = DDR2_EMIF_TIM3,
- .emif_ddr_phy_ctlr_1 = DDR2_EMIF_READ_LATENCY,
-};
-
-static const struct ddr_data ddr3_data = {
- .datardsratio0 = DDR3_RD_DQS,
- .datawdsratio0 = DDR3_WR_DQS,
- .datafwsratio0 = DDR3_PHY_FIFO_WE,
- .datawrsratio0 = DDR3_PHY_WR_DATA,
- .datadldiff0 = PHY_DLL_LOCK_DIFF,
-};
-
-static const struct cmd_control ddr3_cmd_ctrl_data = {
- .cmd0csratio = DDR3_RATIO,
- .cmd0dldiff = DDR3_DLL_LOCK_DIFF,
- .cmd0iclkout = DDR3_INVERT_CLKOUT,
-
- .cmd1csratio = DDR3_RATIO,
- .cmd1dldiff = DDR3_DLL_LOCK_DIFF,
- .cmd1iclkout = DDR3_INVERT_CLKOUT,
-
- .cmd2csratio = DDR3_RATIO,
- .cmd2dldiff = DDR3_DLL_LOCK_DIFF,
- .cmd2iclkout = DDR3_INVERT_CLKOUT,
-};
-
-static struct emif_regs ddr3_emif_reg_data = {
- .sdram_config = DDR3_EMIF_SDCFG,
- .ref_ctrl = DDR3_EMIF_SDREF,
- .sdram_tim1 = DDR3_EMIF_TIM1,
- .sdram_tim2 = DDR3_EMIF_TIM2,
- .sdram_tim3 = DDR3_EMIF_TIM3,
- .zq_config = DDR3_ZQ_CFG,
- .emif_ddr_phy_ctlr_1 = DDR3_EMIF_READ_LATENCY,
-};
-
static void config_vtp(void)
{
writel(readl(&vtpreg->vtp0ctrlreg) | VTP_CTRL_ENABLE,
@@ -134,46 +62,26 @@ static void config_vtp(void)
;
}
-void config_ddr(short ddr_type)
+void config_ddr(unsigned int pll, unsigned int ioctrl,
+ const struct ddr_data *data, const struct cmd_control *ctrl,
+ const struct emif_regs *regs)
{
- int ddr_pll, ioctrl_val;
- const struct emif_regs *emif_regs;
- const struct ddr_data *ddr_data;
- const struct cmd_control *cmd_ctrl_data;
-
- if (ddr_type == EMIF_REG_SDRAM_TYPE_DDR2) {
- ddr_pll = 266;
- cmd_ctrl_data = &ddr2_cmd_ctrl_data;
- ddr_data = &ddr2_data;
- ioctrl_val = DDR2_IOCTRL_VALUE;
- emif_regs = &ddr2_emif_reg_data;
- } else if (ddr_type == EMIF_REG_SDRAM_TYPE_DDR3) {
- ddr_pll = 303;
- cmd_ctrl_data = &ddr3_cmd_ctrl_data;
- ddr_data = &ddr3_data;
- ioctrl_val = DDR3_IOCTRL_VALUE;
- emif_regs = &ddr3_emif_reg_data;
- } else {
- puts("Unknown memory type");
- hang();
- }
-
enable_emif_clocks();
- ddr_pll_config(ddr_pll);
+ ddr_pll_config(pll);
config_vtp();
- config_cmd_ctrl(cmd_ctrl_data);
+ config_cmd_ctrl(ctrl);
- config_ddr_data(0, ddr_data);
- config_ddr_data(1, ddr_data);
+ config_ddr_data(0, data);
+ config_ddr_data(1, data);
- config_io_ctrl(ioctrl_val);
+ config_io_ctrl(ioctrl);
/* Set CKE to be controlled by EMIF/DDR PHY */
writel(DDR_CKE_CTRL_NORMAL, &ddrctrl->ddrckectrl);
/* Program EMIF instance */
- config_ddr_phy(emif_regs);
- set_sdram_timings(emif_regs);
- config_sdram(emif_regs);
+ config_ddr_phy(regs);
+ set_sdram_timings(regs);
+ config_sdram(regs);
}
#endif
diff --git a/arch/arm/cpu/armv7/am33xx/mux.c b/arch/arm/cpu/armv7/am33xx/mux.c
new file mode 100644
index 0000000..2ded472
--- /dev/null
+++ b/arch/arm/cpu/armv7/am33xx/mux.c
@@ -0,0 +1,33 @@
+/*
+ * mux.c
+ *
+ * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation version 2.
+ *
+ * This program is distributed "as is" WITHOUT ANY WARRANTY of any
+ * kind, whether express or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <common.h>
+#include <asm/arch/mux.h>
+#include <asm/arch/hardware.h>
+#include <asm/io.h>
+
+/*
+ * Configure the pin mux for the module
+ */
+void configure_module_pin_mux(struct module_pin_mux *mod_pin_mux)
+{
+ int i;
+
+ if (!mod_pin_mux)
+ return;
+
+ for (i = 0; mod_pin_mux[i].reg_offset != -1; i++)
+ MUX_CFG(mod_pin_mux[i].val, mod_pin_mux[i].reg_offset);
+}
diff --git a/arch/arm/cpu/armv7/omap-common/u-boot-spl.lds b/arch/arm/cpu/armv7/omap-common/u-boot-spl.lds
index 1d8efb2..9979c30 100644
--- a/arch/arm/cpu/armv7/omap-common/u-boot-spl.lds
+++ b/arch/arm/cpu/armv7/omap-common/u-boot-spl.lds
@@ -47,6 +47,11 @@ SECTIONS
. = ALIGN(4);
.data : { *(SORT_BY_ALIGNMENT(.data*)) } >.sram
+
+ .u_boot_list : {
+ #include <u-boot.lst>
+ }
+
. = ALIGN(4);
__image_copy_end = .;
_end = .;
diff --git a/arch/arm/cpu/armv7/omap3/board.c b/arch/arm/cpu/armv7/omap3/board.c
index 9cee1d9..f3cd81a 100644
--- a/arch/arm/cpu/armv7/omap3/board.c
+++ b/arch/arm/cpu/armv7/omap3/board.c
@@ -50,7 +50,9 @@ DECLARE_GLOBAL_DATA_PTR;
/* Declarations */
extern omap3_sysinfo sysinfo;
static void omap3_setup_aux_cr(void);
+#ifndef CONFIG_SYS_L2CACHE_OFF
static void omap3_invalidate_l2_cache_secure(void);
+#endif
static const struct gpio_bank gpio_bank_34xx[6] = {
{ (void *)OMAP34XX_GPIO1_BASE, METHOD_GPIO_24XX },
@@ -410,19 +412,6 @@ static void omap3_update_aux_cr_secure(u32 set_bits, u32 clear_bits)
}
}
-static void omap3_update_aux_cr(u32 set_bits, u32 clear_bits)
-{
- u32 acr;
-
- /* Read ACR */
- asm volatile ("mrc p15, 0, %0, c1, c0, 1" : "=r" (acr));
- acr &= ~clear_bits;
- acr |= set_bits;
-
- /* Write ACR - affects non-secure banked bits */
- asm volatile ("mcr p15, 0, %0, c1, c0, 1" : : "r" (acr));
-}
-
static void omap3_setup_aux_cr(void)
{
/* Workaround for Cortex-A8 errata: #454179 #430973
@@ -436,6 +425,19 @@ static void omap3_setup_aux_cr(void)
}
#ifndef CONFIG_SYS_L2CACHE_OFF
+static void omap3_update_aux_cr(u32 set_bits, u32 clear_bits)
+{
+ u32 acr;
+
+ /* Read ACR */
+ asm volatile ("mrc p15, 0, %0, c1, c0, 1" : "=r" (acr));
+ acr &= ~clear_bits;
+ acr |= set_bits;
+
+ /* Write ACR - affects non-secure banked bits */
+ asm volatile ("mcr p15, 0, %0, c1, c0, 1" : : "r" (acr));
+}
+
/* Invalidate the entire L2 cache from secure mode */
static void omap3_invalidate_l2_cache_secure(void)
{
diff --git a/arch/arm/cpu/armv7/socfpga/spl.c b/arch/arm/cpu/armv7/socfpga/spl.c
index 944238b..84216eb 100644
--- a/arch/arm/cpu/armv7/socfpga/spl.c
+++ b/arch/arm/cpu/armv7/socfpga/spl.c
@@ -21,7 +21,6 @@
#include <asm/utils.h>
#include <version.h>
#include <image.h>
-#include <malloc.h>
#include <asm/arch/reset_manager.h>
#include <spl.h>
@@ -37,9 +36,6 @@ u32 spl_boot_device(void)
*/
void spl_board_init(void)
{
- /* init timer for enabling delay function */
- timer_init();
-
/* de-assert reset for peripherals and bridges based on handoff */
reset_deassert_peripherals_handoff();
diff --git a/arch/arm/cpu/ixp/u-boot.lds b/arch/arm/cpu/ixp/u-boot.lds
index 7199de4..81d954f 100644
--- a/arch/arm/cpu/ixp/u-boot.lds
+++ b/arch/arm/cpu/ixp/u-boot.lds
@@ -46,9 +46,11 @@ SECTIONS
. = ALIGN(4);
. = .;
- __u_boot_cmd_start = .;
- .u_boot_cmd : { *(.u_boot_cmd) }
- __u_boot_cmd_end = .;
+
+ . = ALIGN(4);
+ .u_boot_list : {
+ #include <u-boot.lst>
+ }
. = ALIGN(4);
diff --git a/arch/arm/cpu/lh7a40x/Makefile b/arch/arm/cpu/lh7a40x/Makefile
deleted file mode 100644
index 01cf7f5..0000000
--- a/arch/arm/cpu/lh7a40x/Makefile
+++ /dev/null
@@ -1,47 +0,0 @@
-#
-# (C) Copyright 2000-2006
-# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
-#
-# See file CREDITS for list of people who contributed to this
-# project.
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License as
-# published by the Free Software Foundation; either version 2 of
-# the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
-# MA 02111-1307 USA
-#
-
-include $(TOPDIR)/config.mk
-
-LIB = $(obj)lib$(CPU).o
-
-START = start.o
-COBJS = cpu.o speed.o timer.o
-
-SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c)
-OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))
-START := $(addprefix $(obj),$(START))
-
-all: $(obj).depend $(START) $(LIB)
-
-$(LIB): $(OBJS)
- $(call cmd_link_o_target, $(OBJS))
-
-#########################################################################
-
-# defines $(obj).depend target
-include $(SRCTREE)/rules.mk
-
-sinclude $(obj).depend
-
-#########################################################################
diff --git a/arch/arm/cpu/lh7a40x/config.mk b/arch/arm/cpu/lh7a40x/config.mk
deleted file mode 100644
index 1c4aa97..0000000
--- a/arch/arm/cpu/lh7a40x/config.mk
+++ /dev/null
@@ -1,33 +0,0 @@
-#
-# (C) Copyright 2002
-# Gary Jennejohn, DENX Software Engineering, <garyj@denx.de>
-#
-# See file CREDITS for list of people who contributed to this
-# project.
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License as
-# published by the Free Software Foundation; either version 2 of
-# the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
-# MA 02111-1307 USA
-#
-
-PLATFORM_RELFLAGS += -fno-common -ffixed-r8 -msoft-float
-
-PLATFORM_CPPFLAGS += -march=armv4
-# =========================================================================
-#
-# Supply options according to compiler version
-#
-# ========================================================================
-PF_RELFLAGS_SLB_AT := $(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,))
-PLATFORM_RELFLAGS += $(PF_RELFLAGS_SLB_AT)
diff --git a/arch/arm/cpu/lh7a40x/cpu.c b/arch/arm/cpu/lh7a40x/cpu.c
deleted file mode 100644
index b193189..0000000
--- a/arch/arm/cpu/lh7a40x/cpu.c
+++ /dev/null
@@ -1,65 +0,0 @@
-/*
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Marius Groeger <mgroeger@sysgo.de>
- *
- * (C) Copyright 2002
- * Gary Jennejohn, DENX Software Engineering, <garyj@denx.de>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-/*
- * CPU specific code
- */
-
-#include <common.h>
-#include <command.h>
-#include <asm/system.h>
-
-static void cache_flush(void);
-
-int cleanup_before_linux (void)
-{
- /*
- * this function is called just before we call linux
- * it prepares the processor for linux
- *
- * we turn off caches etc ...
- */
-
- disable_interrupts ();
-
- /* turn off I/D-cache */
- icache_disable();
- dcache_disable();
-
- /* flush I/D-cache */
- cache_flush();
-
- return 0;
-}
-
-/* flush I/D-cache */
-static void cache_flush (void)
-{
- unsigned long i = 0;
-
- asm ("mcr p15, 0, %0, c7, c7, 0": :"r" (i));
-}
diff --git a/arch/arm/cpu/lh7a40x/speed.c b/arch/arm/cpu/lh7a40x/speed.c
deleted file mode 100644
index 333ebb5..0000000
--- a/arch/arm/cpu/lh7a40x/speed.c
+++ /dev/null
@@ -1,83 +0,0 @@
-/*
- * (C) Copyright 2001-2004
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * (C) Copyright 2002
- * David Mueller, ELSOFT AG, d.mueller@elsoft.ch
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <lh7a40x.h>
-
-
-/* ------------------------------------------------------------------------- */
-/* NOTE: This describes the proper use of this file.
- *
- * CONFIG_SYS_CLK_FREQ should be defined as the input frequency of the PLL.
- *
- * get_FCLK(), get_HCLK(), get_PCLK() return the clock of
- * the specified bus in HZ.
- */
-/* ------------------------------------------------------------------------- */
-
-ulong get_PLLCLK (void)
-{
- return CONFIG_SYS_CLK_FREQ;
-}
-
-/* return FCLK frequency */
-ulong get_FCLK (void)
-{
- lh7a40x_csc_t* csc = LH7A40X_CSC_PTR;
- ulong maindiv1, maindiv2, prediv, ps;
-
- /*
- * from userguide 6.1.1.2
- *
- * FCLK = ((MAINDIV1 +2) * (MAINDIV2 +2) * 14.7456MHz) /
- * ((PREDIV+2) * (2^PS))
- */
- maindiv2 = (csc->clkset & CLKSET_MAINDIV2) >> 11;
- maindiv1 = (csc->clkset & CLKSET_MAINDIV1) >> 7;
- prediv = (csc->clkset & CLKSET_PREDIV) >> 2;
- ps = (csc->clkset & CLKSET_PS) >> 16;
-
- return (((maindiv2 + 2) * (maindiv1 + 2) * CONFIG_SYS_CLK_FREQ) /
- ((prediv + 2) * (1 << ps)));
-}
-
-
-/* return HCLK frequency */
-ulong get_HCLK (void)
-{
- lh7a40x_csc_t* csc = LH7A40X_CSC_PTR;
-
- return (get_FCLK () / ((csc->clkset & CLKSET_HCLKDIV) + 1));
-}
-
-/* return PCLK frequency */
-ulong get_PCLK (void)
-{
- lh7a40x_csc_t* csc = LH7A40X_CSC_PTR;
-
- return (get_HCLK () /
- (1 << (((csc->clkset & CLKSET_PCLKDIV) >> 16) + 1)));
-}
diff --git a/arch/arm/cpu/lh7a40x/start.S b/arch/arm/cpu/lh7a40x/start.S
deleted file mode 100644
index 33b9269..0000000
--- a/arch/arm/cpu/lh7a40x/start.S
+++ /dev/null
@@ -1,506 +0,0 @@
-/*
- * armboot - Startup Code for ARM920 CPU-core
- *
- * Copyright (c) 2001 Marius Gröger <mag@sysgo.de>
- * Copyright (c) 2002 Alex Züpke <azu@sysgo.de>
- * Copyright (c) 2002 Gary Jennejohn <garyj@denx.de>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <asm-offsets.h>
-#include <config.h>
-#include <version.h>
-
-/*
- *************************************************************************
- *
- * Jump vector table as in table 3.1 in [1]
- *
- *************************************************************************
- */
-
-
-.globl _start
-_start: b reset
- ldr pc, _undefined_instruction
- ldr pc, _software_interrupt
- ldr pc, _prefetch_abort
- ldr pc, _data_abort
- ldr pc, _not_used
- ldr pc, _irq
- ldr pc, _fiq
-
-_undefined_instruction: .word undefined_instruction
-_software_interrupt: .word software_interrupt
-_prefetch_abort: .word prefetch_abort
-_data_abort: .word data_abort
-_not_used: .word not_used
-_irq: .word irq
-_fiq: .word fiq
-
- .balignl 16,0xdeadbeef
-
-
-/*
- *************************************************************************
- *
- * Startup Code (reset vector)
- *
- * do important init only if we don't start from memory!
- * relocate armboot to ram
- * setup stack
- * jump to second stage
- *
- *************************************************************************
- */
-
-.globl _TEXT_BASE
-_TEXT_BASE:
- .word CONFIG_SYS_TEXT_BASE
-
-/*
- * These are defined in the board-specific linker script.
- * Subtracting _start from them lets the linker put their
- * relative position in the executable instead of leaving
- * them null.
- */
-.globl _bss_start_ofs
-_bss_start_ofs:
- .word __bss_start - _start
-
-.globl _bss_end_ofs
-_bss_end_ofs:
- .word __bss_end__ - _start
-
-.globl _end_ofs
-_end_ofs:
- .word _end - _start
-
-#ifdef CONFIG_USE_IRQ
-/* IRQ stack memory (calculated at run-time) */
-.globl IRQ_STACK_START
-IRQ_STACK_START:
- .word 0x0badc0de
-
-/* IRQ stack memory (calculated at run-time) */
-.globl FIQ_STACK_START
-FIQ_STACK_START:
- .word 0x0badc0de
-#endif
-
-/* IRQ stack memory (calculated at run-time) + 8 bytes */
-.globl IRQ_STACK_START_IN
-IRQ_STACK_START_IN:
- .word 0x0badc0de
-
-/*
- * the actual reset code
- */
-
-reset:
- /*
- * set the cpu to SVC32 mode
- */
- mrs r0,cpsr
- bic r0,r0,#0x1f
- orr r0,r0,#0xd3
- msr cpsr,r0
-
-#define pWDTCTL 0x80001400 /* Watchdog Timer control register */
-#define pINTENC 0x8000050C /* Interrupt-Controller enable clear register */
-#define pCLKSET 0x80000420 /* clock divisor register */
-
- /* disable watchdog, set watchdog control register to
- * all zeros (default reset)
- */
- ldr r0, =pWDTCTL
- mov r1, #0x0
- str r1, [r0]
-
- /*
- * mask all IRQs by setting all bits in the INTENC register (default)
- */
- mov r1, #0xffffffff
- ldr r0, =pINTENC
- str r1, [r0]
-
- /* FCLK:HCLK:PCLK = 1:2:2 */
- /* default FCLK is 200 MHz, using 14.7456 MHz fin */
- ldr r0, =pCLKSET
- ldr r1, =0x0004ee39
-@ ldr r1, =0x0005ee39 @ 1: 2: 4
- str r1, [r0]
-
- /*
- * we do sys-critical inits only at reboot,
- * not when booting from ram!
- */
-#ifndef CONFIG_SKIP_LOWLEVEL_INIT
- bl cpu_init_crit
-#endif
-
-/* Set stackpointer in internal RAM to call board_init_f */
-call_board_init_f:
- ldr sp, =(CONFIG_SYS_INIT_SP_ADDR)
- bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
- ldr r0,=0x00000000
- bl board_init_f
-
-/*------------------------------------------------------------------------------*/
-
-/*
- * void relocate_code (addr_sp, gd, addr_moni)
- *
- * This "function" does not return, instead it continues in RAM
- * after relocating the monitor code.
- *
- */
- .globl relocate_code
-relocate_code:
- mov r4, r0 /* save addr_sp */
- mov r5, r1 /* save addr of gd */
- mov r6, r2 /* save addr of destination */
-
- /* Set up the stack */
-stack_setup:
- mov sp, r4
-
- adr r0, _start
- cmp r0, r6
- moveq r9, #0 /* no relocation. relocation offset(r9) = 0 */
- beq clear_bss /* skip relocation */
- mov r1, r6 /* r1 <- scratch for copy_loop */
- ldr r3, _bss_start_ofs
- add r2, r0, r3 /* r2 <- source end address */
-
-copy_loop:
- ldmia r0!, {r9-r10} /* copy from source address [r0] */
- stmia r1!, {r9-r10} /* copy to target address [r1] */
- cmp r0, r2 /* until source end address [r2] */
- blo copy_loop
-
-#ifndef CONFIG_SPL_BUILD
- /*
- * fix .rel.dyn relocations
- */
- ldr r0, _TEXT_BASE /* r0 <- Text base */
- sub r9, r6, r0 /* r9 <- relocation offset */
- ldr r10, _dynsym_start_ofs /* r10 <- sym table ofs */
- add r10, r10, r0 /* r10 <- sym table in FLASH */
- ldr r2, _rel_dyn_start_ofs /* r2 <- rel dyn start ofs */
- add r2, r2, r0 /* r2 <- rel dyn start in FLASH */
- ldr r3, _rel_dyn_end_ofs /* r3 <- rel dyn end ofs */
- add r3, r3, r0 /* r3 <- rel dyn end in FLASH */
-fixloop:
- ldr r0, [r2] /* r0 <- location to fix up, IN FLASH! */
- add r0, r0, r9 /* r0 <- location to fix up in RAM */
- ldr r1, [r2, #4]
- and r7, r1, #0xff
- cmp r7, #23 /* relative fixup? */
- beq fixrel
- cmp r7, #2 /* absolute fixup? */
- beq fixabs
- /* ignore unknown type of fixup */
- b fixnext
-fixabs:
- /* absolute fix: set location to (offset) symbol value */
- mov r1, r1, LSR #4 /* r1 <- symbol index in .dynsym */
- add r1, r10, r1 /* r1 <- address of symbol in table */
- ldr r1, [r1, #4] /* r1 <- symbol value */
- add r1, r1, r9 /* r1 <- relocated sym addr */
- b fixnext
-fixrel:
- /* relative fix: increase location by offset */
- ldr r1, [r0]
- add r1, r1, r9
-fixnext:
- str r1, [r0]
- add r2, r2, #8 /* each rel.dyn entry is 8 bytes */
- cmp r2, r3
- blo fixloop
-#endif
-
-clear_bss:
-#ifndef CONFIG_SPL_BUILD
- ldr r0, _bss_start_ofs
- ldr r1, _bss_end_ofs
- mov r4, r6 /* reloc addr */
- add r0, r0, r4
- add r1, r1, r4
- mov r2, #0x00000000 /* clear */
-
-clbss_l:cmp r0, r1 /* clear loop... */
- bhs clbss_e /* if reached end of bss, exit */
- str r2, [r0]
- add r0, r0, #4
- b clbss_l
-clbss_e:
-#endif
-
-/*
- * We are done. Do not return, instead branch to second part of board
- * initialization, now running from RAM.
- */
- ldr r0, _board_init_r_ofs
- adr r1, _start
- add lr, r0, r1
- add lr, lr, r9
- /* setup parameters for board_init_r */
- mov r0, r5 /* gd_t */
- mov r1, r6 /* dest_addr */
- /* jump to it ... */
- mov pc, lr
-
-_board_init_r_ofs:
- .word board_init_r - _start
-
-_rel_dyn_start_ofs:
- .word __rel_dyn_start - _start
-_rel_dyn_end_ofs:
- .word __rel_dyn_end - _start
-_dynsym_start_ofs:
- .word __dynsym_start - _start
-
-/*
- *************************************************************************
- *
- * CPU_init_critical registers
- *
- * setup important registers
- * setup memory timing
- *
- *************************************************************************
- */
-
-
-cpu_init_crit:
- /*
- * flush v4 I/D caches
- */
- mov r0, #0
- mcr p15, 0, r0, c7, c7, 0 /* flush v3/v4 cache */
- mcr p15, 0, r0, c8, c7, 0 /* flush v4 TLB */
-
- /*
- * disable MMU stuff and caches
- */
- mrc p15, 0, r0, c1, c0, 0
- bic r0, r0, #0x00002300 @ clear bits 13, 9:8 (--V- --RS)
- bic r0, r0, #0x00000087 @ clear bits 7, 2:0 (B--- -CAM)
- orr r0, r0, #0x00000002 @ set bit 2 (A) Align
- orr r0, r0, #0x00001000 @ set bit 12 (I) I-Cache
- orr r0, r0, #0x40000000 @ set bit 30 (nF) notFastBus
- mcr p15, 0, r0, c1, c0, 0
-
-
- /*
- * before relocating, we have to setup RAM timing
- * because memory timing is board-dependend, you will
- * find a lowlevel_init.S in your board directory.
- */
- mov ip, lr
- bl lowlevel_init
- mov lr, ip
-
- mov pc, lr
-
-
-/*
- *************************************************************************
- *
- * Interrupt handling
- *
- *************************************************************************
- */
-
-@
-@ IRQ stack frame.
-@
-#define S_FRAME_SIZE 72
-
-#define S_OLD_R0 68
-#define S_PSR 64
-#define S_PC 60
-#define S_LR 56
-#define S_SP 52
-
-#define S_IP 48
-#define S_FP 44
-#define S_R10 40
-#define S_R9 36
-#define S_R8 32
-#define S_R7 28
-#define S_R6 24
-#define S_R5 20
-#define S_R4 16
-#define S_R3 12
-#define S_R2 8
-#define S_R1 4
-#define S_R0 0
-
-#define MODE_SVC 0x13
-#define I_BIT 0x80
-
-/*
- * use bad_save_user_regs for abort/prefetch/undef/swi ...
- * use irq_save_user_regs / irq_restore_user_regs for IRQ/FIQ handling
- */
-
- .macro bad_save_user_regs
- sub sp, sp, #S_FRAME_SIZE
- stmia sp, {r0 - r12} @ Calling r0-r12
- ldr r2, IRQ_STACK_START_IN
- ldmia r2, {r2 - r3} @ get pc, cpsr
- add r0, sp, #S_FRAME_SIZE @ restore sp_SVC
-
- add r5, sp, #S_SP
- mov r1, lr
- stmia r5, {r0 - r3} @ save sp_SVC, lr_SVC, pc, cpsr
- mov r0, sp
- .endm
-
- .macro irq_save_user_regs
- sub sp, sp, #S_FRAME_SIZE
- stmia sp, {r0 - r12} @ Calling r0-r12
- add r8, sp, #S_PC
- stmdb r8, {sp, lr}^ @ Calling SP, LR
- str lr, [r8, #0] @ Save calling PC
- mrs r6, spsr
- str r6, [r8, #4] @ Save CPSR
- str r0, [r8, #8] @ Save OLD_R0
- mov r0, sp
- .endm
-
- .macro irq_restore_user_regs
- ldmia sp, {r0 - lr}^ @ Calling r0 - lr
- mov r0, r0
- ldr lr, [sp, #S_PC] @ Get PC
- add sp, sp, #S_FRAME_SIZE
- subs pc, lr, #4 @ return & move spsr_svc into cpsr
- .endm
-
- .macro get_bad_stack
- ldr r13, IRQ_STACK_START_IN @ setup our mode stack
-
- str lr, [r13] @ save caller lr / spsr
- mrs lr, spsr
- str lr, [r13, #4]
-
- mov r13, #MODE_SVC @ prepare SVC-Mode
- @ msr spsr_c, r13
- msr spsr, r13
- mov lr, pc
- movs pc, lr
- .endm
-
- .macro get_irq_stack @ setup IRQ stack
- ldr sp, IRQ_STACK_START
- .endm
-
- .macro get_fiq_stack @ setup FIQ stack
- ldr sp, FIQ_STACK_START
- .endm
-
-/*
- * exception handlers
- */
- .align 5
-undefined_instruction:
- get_bad_stack
- bad_save_user_regs
- bl do_undefined_instruction
-
- .align 5
-software_interrupt:
- get_bad_stack
- bad_save_user_regs
- bl do_software_interrupt
-
- .align 5
-prefetch_abort:
- get_bad_stack
- bad_save_user_regs
- bl do_prefetch_abort
-
- .align 5
-data_abort:
- get_bad_stack
- bad_save_user_regs
- bl do_data_abort
-
- .align 5
-not_used:
- get_bad_stack
- bad_save_user_regs
- bl do_not_used
-
-#ifdef CONFIG_USE_IRQ
-
- .align 5
-irq:
- get_irq_stack
- irq_save_user_regs
- bl do_irq
- irq_restore_user_regs
-
- .align 5
-fiq:
- get_fiq_stack
- /* someone ought to write a more effiction fiq_save_user_regs */
- irq_save_user_regs
- bl do_fiq
- irq_restore_user_regs
-
-#else
-
- .align 5
-irq:
- get_bad_stack
- bad_save_user_regs
- bl do_irq
-
- .align 5
-fiq:
- get_bad_stack
- bad_save_user_regs
- bl do_fiq
-
-#endif
-
- .align 5
-.globl reset_cpu
-reset_cpu:
- bl disable_interrupts
-
- /* Disable watchdog */
- ldr r1, =pWDTCTL
- mov r3, #0
- str r3, [r1]
-
- /* reset counter */
- ldr r3, =0x00001984
- str r3, [r1, #4]
-
- /* Enable the watchdog */
- mov r3, #1
- str r3, [r1]
-
-_loop_forever:
- b _loop_forever
diff --git a/arch/arm/cpu/lh7a40x/timer.c b/arch/arm/cpu/lh7a40x/timer.c
deleted file mode 100644
index 58b35b1..0000000
--- a/arch/arm/cpu/lh7a40x/timer.c
+++ /dev/null
@@ -1,182 +0,0 @@
-/*
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Marius Groeger <mgroeger@sysgo.de>
- *
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Alex Zuepke <azu@sysgo.de>
- *
- * (C) Copyright 2002
- * Gary Jennejohn, DENX Software Engineering, <garyj@denx.de>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <lh7a40x.h>
-
-static ulong timer_load_val = 0;
-
-/* macro to read the 16 bit timer */
-static inline ulong READ_TIMER(void)
-{
- lh7a40x_timers_t* timers = LH7A40X_TIMERS_PTR;
- lh7a40x_timer_t* timer = &timers->timer1;
-
- return (timer->value & 0x0000ffff);
-}
-
-static ulong timestamp;
-static ulong lastdec;
-
-int timer_init (void)
-{
- lh7a40x_timers_t* timers = LH7A40X_TIMERS_PTR;
- lh7a40x_timer_t* timer = &timers->timer1;
-
- /* a periodic timer using the 508kHz source */
- timer->control = (TIMER_PER | TIMER_CLK508K);
-
- if (timer_load_val == 0) {
- /*
- * 10ms period with 508.469kHz clock = 5084
- */
- timer_load_val = CONFIG_SYS_HZ/100;
- }
-
- /* load value for 10 ms timeout */
- lastdec = timer->load = timer_load_val;
-
- /* auto load, start timer */
- timer->control = timer->control | TIMER_EN;
- timestamp = 0;
-
- return (0);
-}
-
-/*
- * timer without interrupts
- */
-ulong get_timer (ulong base)
-{
- return (get_timer_masked() - base);
-}
-
-void __udelay (unsigned long usec)
-{
- ulong tmo,tmp;
-
- /* normalize */
- if (usec >= 1000) {
- tmo = usec / 1000;
- tmo *= CONFIG_SYS_HZ;
- tmo /= 1000;
- }
- else {
- if (usec > 1) {
- tmo = usec * CONFIG_SYS_HZ;
- tmo /= (1000*1000);
- }
- else
- tmo = 1;
- }
-
- /* check for rollover during this delay */
- tmp = get_timer (0);
- if ((tmp + tmo) < tmp )
- reset_timer_masked(); /* timer would roll over */
- else
- tmo += tmp;
-
- while (get_timer_masked () < tmo);
-}
-
-void reset_timer_masked (void)
-{
- /* reset time */
- lastdec = READ_TIMER();
- timestamp = 0;
-}
-
-ulong get_timer_masked (void)
-{
- ulong now = READ_TIMER();
-
- if (lastdec >= now) {
- /* normal mode */
- timestamp += (lastdec - now);
- } else {
- /* we have an overflow ... */
- timestamp += ((lastdec + timer_load_val) - now);
- }
- lastdec = now;
-
- return timestamp;
-}
-
-void udelay_masked (unsigned long usec)
-{
- ulong tmo;
- ulong endtime;
- signed long diff;
-
- /* normalize */
- if (usec >= 1000) {
- tmo = usec / 1000;
- tmo *= CONFIG_SYS_HZ;
- tmo /= 1000;
- } else {
- if (usec > 1) {
- tmo = usec * CONFIG_SYS_HZ;
- tmo /= (1000*1000);
- } else {
- tmo = 1;
- }
- }
-
- endtime = get_timer_masked () + tmo;
-
- do {
- ulong now = get_timer_masked ();
- diff = endtime - now;
- } while (diff >= 0);
-}
-
-/*
- * This function is derived from PowerPC code (read timebase as long long).
- * On ARM it just returns the timer value.
- */
-unsigned long long get_ticks(void)
-{
- return get_timer(0);
-}
-
-/*
- * This function is derived from PowerPC code (timebase clock frequency).
- * On ARM it returns the number of timer ticks per second.
- */
-ulong get_tbclk (void)
-{
- ulong tbclk;
-
- tbclk = timer_load_val * 100;
-
- return tbclk;
-}
diff --git a/arch/arm/cpu/tegra20-common/emc.c b/arch/arm/cpu/tegra20-common/emc.c
index 97420d7..90edf00 100644
--- a/arch/arm/cpu/tegra20-common/emc.c
+++ b/arch/arm/cpu/tegra20-common/emc.c
@@ -257,7 +257,7 @@ static int decode_emc(const void *blob, unsigned rate, struct emc_ctlr **emcp,
int tegra_set_emc(const void *blob, unsigned rate)
{
struct emc_ctlr *emc;
- const u32 *table;
+ const u32 *table = NULL;
int err, i;
err = decode_emc(blob, rate, &emc, &table);
diff --git a/arch/arm/cpu/u-boot.lds b/arch/arm/cpu/u-boot.lds
index e49ca0c..e6b202b 100644
--- a/arch/arm/cpu/u-boot.lds
+++ b/arch/arm/cpu/u-boot.lds
@@ -34,8 +34,8 @@ SECTIONS
.text :
{
__image_copy_start = .;
- CPUDIR/start.o (.text)
- *(.text)
+ CPUDIR/start.o (.text*)
+ *(.text*)
}
. = ALIGN(4);
@@ -43,15 +43,17 @@ SECTIONS
. = ALIGN(4);
.data : {
- *(.data)
+ *(.data*)
}
. = ALIGN(4);
. = .;
- __u_boot_cmd_start = .;
- .u_boot_cmd : { *(.u_boot_cmd) }
- __u_boot_cmd_end = .;
+
+ . = ALIGN(4);
+ .u_boot_list : {
+ #include <u-boot.lst>
+ }
. = ALIGN(4);
@@ -81,7 +83,7 @@ SECTIONS
.bss __rel_dyn_start (OVERLAY) : {
__bss_start = .;
- *(.bss)
+ *(.bss*)
. = ALIGN(4);
__bss_end__ = .;
}
@@ -92,3 +94,7 @@ SECTIONS
/DISCARD/ : { *(.interp*) }
/DISCARD/ : { *(.gnu*) }
}
+
+#if defined(CONFIG_SPL_TEXT_BASE) && defined(CONFIG_SPL_MAX_SIZE)
+ASSERT(__bss_end__ < (CONFIG_SPL_TEXT_BASE + CONFIG_SPL_MAX_SIZE), "SPL image too big");
+#endif