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authorWolfgang Denk <wd@denx.de>2011-04-27 21:48:09 +0200
committerWolfgang Denk <wd@denx.de>2011-04-27 21:48:09 +0200
commitf38536f9138c253b0c1f9c72093a7ec6808e638f (patch)
tree43bd82d4f1f96f549821d5fd941dfdc70712b501 /arch/arm
parent34b5fc4d8bba594d53a15be970ca78b03db9d7f5 (diff)
parentd32a1a4caa2a2ca7c385f4489167e170bf7fb5c1 (diff)
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Merge branch 'master' of git://git.denx.de/u-boot-arm
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/cpu/arm1136/mx31/devices.c4
-rw-r--r--arch/arm/cpu/arm1136/mx31/generic.c59
-rw-r--r--arch/arm/cpu/arm1136/mx31/timer.c40
-rw-r--r--arch/arm/cpu/arm920t/a320/Makefile1
-rw-r--r--arch/arm/cpu/arm920t/a320/ftsmc020.c51
-rw-r--r--arch/arm/cpu/arm920t/a320/timer.c25
-rw-r--r--arch/arm/cpu/arm926ejs/armada100/cpu.c16
-rw-r--r--arch/arm/cpu/arm926ejs/mx25/generic.c2
-rw-r--r--arch/arm/cpu/arm926ejs/orion5x/Makefile2
-rw-r--r--arch/arm/cpu/arm926ejs/orion5x/cpu.c2
-rw-r--r--arch/arm/cpu/arm926ejs/orion5x/dram.c4
-rw-r--r--arch/arm/cpu/arm926ejs/orion5x/lowlevel_init.S2
-rw-r--r--arch/arm/cpu/arm926ejs/orion5x/timer.c2
-rw-r--r--arch/arm/cpu/arm926ejs/pantheon/cpu.c12
-rw-r--r--arch/arm/cpu/arm926ejs/start.S2
-rw-r--r--arch/arm/cpu/arm946es/start.S2
-rw-r--r--arch/arm/cpu/armv7/mx5/soc.c28
-rw-r--r--arch/arm/cpu/armv7/omap3/clock.c20
-rw-r--r--arch/arm/cpu/armv7/omap3/lowlevel_init.S22
-rw-r--r--arch/arm/cpu/armv7/omap3/mem.c32
-rw-r--r--arch/arm/cpu/armv7/start.S14
-rw-r--r--arch/arm/cpu/armv7/tegra2/Makefile2
-rw-r--r--arch/arm/cpu/armv7/tegra2/ap20.c358
-rw-r--r--arch/arm/cpu/armv7/tegra2/ap20.h104
-rw-r--r--arch/arm/cpu/armv7/tegra2/lowlevel_init.S94
-rw-r--r--arch/arm/cpu/pxa/Makefile1
-rw-r--r--arch/arm/cpu/pxa/cpu.c10
-rw-r--r--arch/arm/cpu/pxa/i2c.c469
-rw-r--r--arch/arm/include/asm/arch-a320/ftsdmc020.h103
-rw-r--r--arch/arm/include/asm/arch-a320/ftsmc020.h79
-rw-r--r--arch/arm/include/asm/arch-a320/fttmr010.h73
-rw-r--r--arch/arm/include/asm/arch-armada100/config.h12
-rw-r--r--arch/arm/include/asm/arch-armada100/mfp.h40
-rw-r--r--arch/arm/include/asm/arch-mx31/clock.h (renamed from arch/arm/include/asm/arch-mx31/mx31.h)6
-rw-r--r--arch/arm/include/asm/arch-mx31/imx-regs.h (renamed from arch/arm/include/asm/arch-mx31/mx31-regs.h)41
-rw-r--r--arch/arm/include/asm/arch-omap3/clocks.h1
-rw-r--r--arch/arm/include/asm/arch-omap3/clocks_omap3.h26
-rw-r--r--arch/arm/include/asm/arch-omap3/cpu.h21
-rw-r--r--arch/arm/include/asm/arch-omap3/ehci_omap3.h58
-rw-r--r--arch/arm/include/asm/arch-omap3/omap3-regs.h95
-rw-r--r--arch/arm/include/asm/arch-omap3/omap3.h14
-rw-r--r--arch/arm/include/asm/arch-orion5x/cpu.h2
-rw-r--r--arch/arm/include/asm/arch-orion5x/mv88f5182.h2
-rw-r--r--arch/arm/include/asm/arch-orion5x/orion5x.h3
-rw-r--r--arch/arm/include/asm/arch-pantheon/config.h10
-rw-r--r--arch/arm/include/asm/arch-pantheon/cpu.h4
-rw-r--r--arch/arm/include/asm/arch-pantheon/mfp.h6
-rw-r--r--arch/arm/include/asm/arch-pxa/pxa-regs.h56
-rw-r--r--arch/arm/include/asm/arch-tegra2/clk_rst.h33
-rw-r--r--arch/arm/include/asm/arch-tegra2/gpio.h59
-rw-r--r--arch/arm/include/asm/arch-tegra2/pmc.h8
-rw-r--r--arch/arm/include/asm/arch-tegra2/scu.h43
-rw-r--r--arch/arm/include/asm/arch-tegra2/tegra2.h9
-rw-r--r--arch/arm/include/asm/assembler.h60
-rw-r--r--arch/arm/include/asm/string.h10
-rw-r--r--arch/arm/lib/Makefile2
-rw-r--r--arch/arm/lib/board.c6
-rw-r--r--arch/arm/lib/memcpy.S241
-rw-r--r--arch/arm/lib/memset.S126
59 files changed, 1685 insertions, 944 deletions
diff --git a/arch/arm/cpu/arm1136/mx31/devices.c b/arch/arm/cpu/arm1136/mx31/devices.c
index 1f4ca7e..1e7d48f 100644
--- a/arch/arm/cpu/arm1136/mx31/devices.c
+++ b/arch/arm/cpu/arm1136/mx31/devices.c
@@ -24,8 +24,8 @@
*/
#include <common.h>
-#include <asm/arch/mx31-regs.h>
-#include <asm/arch/mx31.h>
+#include <asm/arch/imx-regs.h>
+#include <asm/arch/clock.h>
#ifdef CONFIG_SYS_MX31_UART1
void mx31_uart1_hw_init(void)
diff --git a/arch/arm/cpu/arm1136/mx31/generic.c b/arch/arm/cpu/arm1136/mx31/generic.c
index 8bd23ee..18572b9 100644
--- a/arch/arm/cpu/arm1136/mx31/generic.c
+++ b/arch/arm/cpu/arm1136/mx31/generic.c
@@ -22,7 +22,7 @@
*/
#include <common.h>
-#include <asm/arch/mx31-regs.h>
+#include <asm/arch/imx-regs.h>
#include <asm/io.h>
static u32 mx31_decode_pll(u32 reg, u32 infreq)
@@ -106,11 +106,64 @@ void mx31_set_pad(enum iomux_pins pin, u32 config)
}
+struct mx3_cpu_type mx31_cpu_type[] = {
+ { .srev = 0x00, .v = "1.0" },
+ { .srev = 0x10, .v = "1.1" },
+ { .srev = 0x11, .v = "1.1" },
+ { .srev = 0x12, .v = "1.15" },
+ { .srev = 0x13, .v = "1.15" },
+ { .srev = 0x14, .v = "1.2" },
+ { .srev = 0x15, .v = "1.2" },
+ { .srev = 0x28, .v = "2.0" },
+ { .srev = 0x29, .v = "2.0" },
+};
+
+char *get_cpu_rev(void)
+{
+ u32 i, srev;
+
+ /* read SREV register from IIM module */
+ struct iim_regs *iim = (struct iim_regs *)MX31_IIM_BASE_ADDR;
+ srev = readl(&iim->iim_srev);
+
+ for (i = 0; i < ARRAY_SIZE(mx31_cpu_type); i++)
+ if (srev == mx31_cpu_type[i].srev)
+ return mx31_cpu_type[i].v;
+ return "unknown";
+}
+
+char *get_reset_cause(void)
+{
+ /* read RCSR register from CCM module */
+ struct clock_control_regs *ccm =
+ (struct clock_control_regs *)CCM_BASE;
+
+ u32 cause = readl(&ccm->rcsr) & 0x07;
+
+ switch (cause) {
+ case 0x0000:
+ return "POR";
+ break;
+ case 0x0001:
+ return "RST";
+ break;
+ case 0x0002:
+ return "WDOG";
+ break;
+ case 0x0006:
+ return "JTAG";
+ break;
+ default:
+ return "unknown reset";
+ }
+}
+
#if defined(CONFIG_DISPLAY_CPUINFO)
int print_cpuinfo (void)
{
- printf("CPU: Freescale i.MX31 at %d MHz\n",
- mx31_get_mcu_main_clk() / 1000000);
+ printf("CPU: Freescale i.MX31 rev %s at %d MHz.",
+ get_cpu_rev(), mx31_get_mcu_main_clk() / 1000000);
+ printf("Reset cause: %s\n", get_reset_cause());
return 0;
}
#endif
diff --git a/arch/arm/cpu/arm1136/mx31/timer.c b/arch/arm/cpu/arm1136/mx31/timer.c
index f6be3b9..c4bc3b3 100644
--- a/arch/arm/cpu/arm1136/mx31/timer.c
+++ b/arch/arm/cpu/arm1136/mx31/timer.c
@@ -22,8 +22,10 @@
*/
#include <common.h>
-#include <asm/arch/mx31-regs.h>
+#include <asm/arch/imx-regs.h>
#include <div64.h>
+#include <watchdog.h>
+#include <asm/io.h>
#define TIMER_BASE 0x53f90000 /* General purpose timer 1 */
@@ -165,5 +167,39 @@ void __udelay (unsigned long usec)
void reset_cpu (ulong addr)
{
- __REG16(WDOG_BASE) = 4;
+ struct wdog_regs *wdog = (struct wdog_regs *)WDOG_BASE;
+ wdog->wcr = WDOG_ENABLE;
+ while (1)
+ ;
}
+
+#ifdef CONFIG_HW_WATCHDOG
+void mxc_hw_watchdog_enable(void)
+{
+ struct wdog_regs *wdog = (struct wdog_regs *)WDOG_BASE;
+ u16 secs;
+
+ /*
+ * The timer watchdog can be set between
+ * 0.5 and 128 Seconds. If not defined
+ * in configuration file, sets 64 Seconds
+ */
+#ifdef CONFIG_SYS_WD_TIMER_SECS
+ secs = (CONFIG_SYS_WD_TIMER_SECS << 1) & 0xFF;
+ if (!secs) secs = 1;
+#else
+ secs = 64;
+#endif
+ writew(readw(&wdog->wcr) | (secs << WDOG_WT_SHIFT) | WDOG_ENABLE,
+ &wdog->wcr);
+}
+
+
+void mxc_hw_watchdog_reset(void)
+{
+ struct wdog_regs *wdog = (struct wdog_regs *)WDOG_BASE;
+
+ writew(0x5555, &wdog->wsr);
+ writew(0xAAAA, &wdog->wsr);
+}
+#endif
diff --git a/arch/arm/cpu/arm920t/a320/Makefile b/arch/arm/cpu/arm920t/a320/Makefile
index 31da706..50eb265 100644
--- a/arch/arm/cpu/arm920t/a320/Makefile
+++ b/arch/arm/cpu/arm920t/a320/Makefile
@@ -27,7 +27,6 @@ LIB = $(obj)lib$(SOC).o
SOBJS += reset.o
COBJS += timer.o
-COBJS += ftsmc020.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))
diff --git a/arch/arm/cpu/arm920t/a320/ftsmc020.c b/arch/arm/cpu/arm920t/a320/ftsmc020.c
deleted file mode 100644
index 7646537..0000000
--- a/arch/arm/cpu/arm920t/a320/ftsmc020.c
+++ /dev/null
@@ -1,51 +0,0 @@
-/*
- * (C) Copyright 2009 Faraday Technology
- * Po-Yu Chuang <ratbert@faraday-tech.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., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#include <config.h>
-#include <common.h>
-#include <asm/io.h>
-#include <asm/arch/ftsmc020.h>
-
-struct ftsmc020_config {
- unsigned int config;
- unsigned int timing;
-};
-
-static struct ftsmc020_config config[] = CONFIG_SYS_FTSMC020_CONFIGS;
-
-static struct ftsmc020 *smc = (struct ftsmc020 *)CONFIG_FTSMC020_BASE;
-
-static void ftsmc020_setup_bank(unsigned int bank, struct ftsmc020_config *cfg)
-{
- if (bank > 3) {
- printf("bank # %u invalid\n", bank);
- return;
- }
-
- writel(cfg->config, &smc->bank[bank].cr);
- writel(cfg->timing, &smc->bank[bank].tpr);
-}
-
-void ftsmc020_init(void)
-{
- int i;
-
- for (i = 0; i < ARRAY_SIZE(config); i++)
- ftsmc020_setup_bank(i, &config[i]);
-}
diff --git a/arch/arm/cpu/arm920t/a320/timer.c b/arch/arm/cpu/arm920t/a320/timer.c
index d2e316f..95cb8fd 100644
--- a/arch/arm/cpu/arm920t/a320/timer.c
+++ b/arch/arm/cpu/arm920t/a320/timer.c
@@ -19,21 +19,19 @@
#include <common.h>
#include <asm/io.h>
-#include <asm/arch/ftpmu010.h>
-#include <asm/arch/fttmr010.h>
+#include <faraday/ftpmu010.h>
+#include <faraday/fttmr010.h>
static ulong timestamp;
static ulong lastdec;
static struct fttmr010 *tmr = (struct fttmr010 *)CONFIG_FTTMR010_BASE;
-static struct ftpmu010 *pmu = (struct ftpmu010 *)CONFIG_FTPMU010_BASE;
#define TIMER_CLOCK 32768
#define TIMER_LOAD_VAL 0xffffffff
int timer_init(void)
{
- unsigned int oscc;
unsigned int cr;
debug("%s()\n", __func__);
@@ -41,23 +39,8 @@ int timer_init(void)
/* disable timers */
writel(0, &tmr->cr);
- /*
- * use 32768Hz oscillator for RTC, WDT, TIMER
- */
-
- /* enable the 32768Hz oscillator */
- oscc = readl(&pmu->OSCC);
- oscc &= ~(FTPMU010_OSCC_OSCL_OFF | FTPMU010_OSCC_OSCL_TRI);
- writel(oscc, &pmu->OSCC);
-
- /* wait until ready */
- while (!(readl(&pmu->OSCC) & FTPMU010_OSCC_OSCL_STABLE))
- ;
-
- /* select 32768Hz oscillator */
- oscc = readl(&pmu->OSCC);
- oscc |= FTPMU010_OSCC_OSCL_RTCLSEL;
- writel(oscc, &pmu->OSCC);
+ /* use 32768Hz oscillator for RTC, WDT, TIMER */
+ ftpmu010_32768osc_enable();
/* setup timer */
writel(TIMER_LOAD_VAL, &tmr->timer3_load);
diff --git a/arch/arm/cpu/arm926ejs/armada100/cpu.c b/arch/arm/cpu/arm926ejs/armada100/cpu.c
index 62aa175..c21938e 100644
--- a/arch/arm/cpu/arm926ejs/armada100/cpu.c
+++ b/arch/arm/cpu/arm926ejs/armada100/cpu.c
@@ -62,6 +62,16 @@ int arch_cpu_init(void)
/* Enable GPIO clock */
writel(APBC_APBCLK, &apb1clkres->gpio);
+#ifdef CONFIG_I2C_MV
+ /* Enable general I2C clock */
+ writel(APBC_RST | APBC_FNCLK | APBC_APBCLK, &apb1clkres->twsi0);
+ writel(APBC_FNCLK | APBC_APBCLK, &apb1clkres->twsi0);
+
+ /* Enable power I2C clock */
+ writel(APBC_RST | APBC_FNCLK | APBC_APBCLK, &apb1clkres->twsi1);
+ writel(APBC_FNCLK | APBC_APBCLK, &apb1clkres->twsi1);
+#endif
+
/*
* Enable Functional and APB clock at 14.7456MHz
* for configured UART console
@@ -90,3 +100,9 @@ int print_cpuinfo(void)
return 0;
}
#endif
+
+#ifdef CONFIG_I2C_MV
+void i2c_clk_enable(void)
+{
+}
+#endif
diff --git a/arch/arm/cpu/arm926ejs/mx25/generic.c b/arch/arm/cpu/arm926ejs/mx25/generic.c
index c6e1146..76e4b5c 100644
--- a/arch/arm/cpu/arm926ejs/mx25/generic.c
+++ b/arch/arm/cpu/arm926ejs/mx25/generic.c
@@ -145,7 +145,7 @@ int cpu_mmc_init (bd_t * bis)
}
#ifdef CONFIG_MXC_UART
-void mx25_uart_init_pins (void)
+void mx25_uart1_init_pins(void)
{
struct iomuxc_mux_ctl *muxctl;
struct iomuxc_pad_ctl *padctl;
diff --git a/arch/arm/cpu/arm926ejs/orion5x/Makefile b/arch/arm/cpu/arm926ejs/orion5x/Makefile
index e5a9994..a4298b4 100644
--- a/arch/arm/cpu/arm926ejs/orion5x/Makefile
+++ b/arch/arm/cpu/arm926ejs/orion5x/Makefile
@@ -1,5 +1,5 @@
#
-# Copyright (C) 2010 Albert ARIBAUD <albert.aribaud@free.fr>
+# Copyright (C) 2010 Albert ARIBAUD <albert.u.boot@aribaud.net>
#
# Based on original Kirkwood support which is
# (C) Copyright 2009
diff --git a/arch/arm/cpu/arm926ejs/orion5x/cpu.c b/arch/arm/cpu/arm926ejs/orion5x/cpu.c
index 1894b52..05bd45c 100644
--- a/arch/arm/cpu/arm926ejs/orion5x/cpu.c
+++ b/arch/arm/cpu/arm926ejs/orion5x/cpu.c
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2010 Albert ARIBAUD <albert.aribaud@free.fr>
+ * Copyright (C) 2010 Albert ARIBAUD <albert.u.boot@aribaud.net>
*
* Based on original Kirkwood support which is
* (C) Copyright 2009
diff --git a/arch/arm/cpu/arm926ejs/orion5x/dram.c b/arch/arm/cpu/arm926ejs/orion5x/dram.c
index b749282..3e1ff7d 100644
--- a/arch/arm/cpu/arm926ejs/orion5x/dram.c
+++ b/arch/arm/cpu/arm926ejs/orion5x/dram.c
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2010 Albert ARIBAUD <albert.aribaud@free.fr>
+ * Copyright (C) 2010 Albert ARIBAUD <albert.u.boot@aribaud.net>
*
* Based on original Kirkwood support which is
* (C) Copyright 2009
@@ -38,7 +38,7 @@ u32 orion5x_sdram_bar(enum memory_bank bank)
{
struct orion5x_ddr_addr_decode_registers *winregs =
(struct orion5x_ddr_addr_decode_registers *)
- ORION5X_CPU_WIN_BASE;
+ ORION5X_DRAM_BASE;
u32 result = 0;
u32 enable = 0x01 & winregs[bank].size;
diff --git a/arch/arm/cpu/arm926ejs/orion5x/lowlevel_init.S b/arch/arm/cpu/arm926ejs/orion5x/lowlevel_init.S
index 0523bd4..a2de3cf 100644
--- a/arch/arm/cpu/arm926ejs/orion5x/lowlevel_init.S
+++ b/arch/arm/cpu/arm926ejs/orion5x/lowlevel_init.S
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2010 Albert ARIBAUD <albert.aribaud@free.fr>
+ * Copyright (C) 2010 Albert ARIBAUD <albert.u.boot@aribaud.net>
*
* (C) Copyright 2009
* Marvell Semiconductor <www.marvell.com>
diff --git a/arch/arm/cpu/arm926ejs/orion5x/timer.c b/arch/arm/cpu/arm926ejs/orion5x/timer.c
index bbab226..9d45260 100644
--- a/arch/arm/cpu/arm926ejs/orion5x/timer.c
+++ b/arch/arm/cpu/arm926ejs/orion5x/timer.c
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2010 Albert ARIBAUD <albert.aribaud@free.fr>
+ * Copyright (C) 2010 Albert ARIBAUD <albert.u.boot@aribaud.net>
*
* Based on original Kirkwood support which is
* Copyright (C) Marvell International Ltd. and its affiliates
diff --git a/arch/arm/cpu/arm926ejs/pantheon/cpu.c b/arch/arm/cpu/arm926ejs/pantheon/cpu.c
index 9ddc77c..8b2eafa 100644
--- a/arch/arm/cpu/arm926ejs/pantheon/cpu.c
+++ b/arch/arm/cpu/arm926ejs/pantheon/cpu.c
@@ -59,6 +59,12 @@ int arch_cpu_init(void)
/* Enable GPIO clock */
writel(APBC_APBCLK, &apbclkres->gpio);
+#ifdef CONFIG_I2C_MV
+ /* Enable I2C clock */
+ writel(APBC_RST | APBC_FNCLK | APBC_APBCLK, &apbclkres->twsi);
+ writel(APBC_FNCLK | APBC_APBCLK, &apbclkres->twsi);
+#endif
+
icache_enable();
return 0;
@@ -76,3 +82,9 @@ int print_cpuinfo(void)
return 0;
}
#endif
+
+#ifdef CONFIG_I2C_MV
+void i2c_clk_enable(void)
+{
+}
+#endif
diff --git a/arch/arm/cpu/arm926ejs/start.S b/arch/arm/cpu/arm926ejs/start.S
index fefcfa2..0940937 100644
--- a/arch/arm/cpu/arm926ejs/start.S
+++ b/arch/arm/cpu/arm926ejs/start.S
@@ -10,7 +10,7 @@
* Copyright (c) 2002 Gary Jennejohn <garyj@denx.de>
* Copyright (c) 2003 Richard Woodruff <r-woodruff2@ti.com>
* Copyright (c) 2003 Kshitij <kshitij@ti.com>
- * Copyright (c) 2010 Albert Aribaud <albert.aribaud@free.fr>
+ * Copyright (c) 2010 Albert Aribaud <albert.u.boot@aribaud.net>
*
* See file CREDITS for list of people who contributed to this
* project.
diff --git a/arch/arm/cpu/arm946es/start.S b/arch/arm/cpu/arm946es/start.S
index 00914f4..0054b22 100644
--- a/arch/arm/cpu/arm946es/start.S
+++ b/arch/arm/cpu/arm946es/start.S
@@ -10,7 +10,7 @@
* Copyright (c) 2002 Gary Jennejohn <garyj@denx.de>
* Copyright (c) 2003 Richard Woodruff <r-woodruff2@ti.com>
* Copyright (c) 2003 Kshitij <kshitij@ti.com>
- * Copyright (c) 2010 Albert Aribaud <albert.aribaud@free.fr>
+ * Copyright (c) 2010 Albert Aribaud <albert.u.boot@aribaud.net>
*
* See file CREDITS for list of people who contributed to this
* project.
diff --git a/arch/arm/cpu/armv7/mx5/soc.c b/arch/arm/cpu/armv7/mx5/soc.c
index 09500b3..6f4e8db 100644
--- a/arch/arm/cpu/armv7/mx5/soc.c
+++ b/arch/arm/cpu/armv7/mx5/soc.c
@@ -77,6 +77,33 @@ u32 get_cpu_rev(void)
return system_rev;
}
+static char *get_reset_cause(void)
+{
+ u32 cause;
+ struct src *src_regs = (struct src *)SRC_BASE_ADDR;
+
+ cause = readl(&src_regs->srsr);
+ writel(cause, &src_regs->srsr);
+
+ switch (cause) {
+ case 0x00001:
+ return "POR";
+ case 0x00004:
+ return "CSU";
+ case 0x00008:
+ return "IPP USER";
+ case 0x00010:
+ return "WDOG";
+ case 0x00020:
+ return "JTAG HIGH-Z";
+ case 0x00040:
+ return "JTAG SW";
+ case 0x10000:
+ return "WARM BOOT";
+ default:
+ return "unknown reset";
+ }
+}
#if defined(CONFIG_DISPLAY_CPUINFO)
int print_cpuinfo(void)
@@ -89,6 +116,7 @@ int print_cpuinfo(void)
(cpurev & 0x000F0) >> 4,
(cpurev & 0x0000F) >> 0,
mxc_get_clock(MXC_ARM_CLK) / 1000000);
+ printf("Reset cause: %s\n", get_reset_cause());
return 0;
}
#endif
diff --git a/arch/arm/cpu/armv7/omap3/clock.c b/arch/arm/cpu/armv7/omap3/clock.c
index 2238c52..3d38d08 100644
--- a/arch/arm/cpu/armv7/omap3/clock.c
+++ b/arch/arm/cpu/armv7/omap3/clock.c
@@ -278,6 +278,25 @@ static void dpll4_init_34xx(u32 sil_index, u32 clk_index)
wait_on_value(ST_PERIPH_CLK, 2, &prcm_base->idlest_ckgen, LDELAY);
}
+static void dpll5_init_34xx(u32 sil_index, u32 clk_index)
+{
+ struct prcm *prcm_base = (struct prcm *)PRCM_BASE;
+ dpll_param *ptr = (dpll_param *) get_per2_dpll_param();
+
+ /* Moving it to the right sysclk base */
+ ptr = ptr + clk_index;
+
+ /* PER2 DPLL (DPLL5) */
+ sr32(&prcm_base->clken2_pll, 0, 3, PLL_STOP);
+ wait_on_value(1, 0, &prcm_base->idlest2_ckgen, LDELAY);
+ sr32(&prcm_base->clksel5_pll, 0, 5, ptr->m2); /* set M2 (usbtll_fck) */
+ sr32(&prcm_base->clksel4_pll, 8, 11, ptr->m); /* set m (11-bit multiplier) */
+ sr32(&prcm_base->clksel4_pll, 0, 7, ptr->n); /* set n (7-bit divider)*/
+ sr32(&prcm_base->clken_pll, 4, 4, ptr->fsel); /* FREQSEL */
+ sr32(&prcm_base->clken2_pll, 0, 3, PLL_LOCK); /* lock mode */
+ wait_on_value(1, 1, &prcm_base->idlest2_ckgen, LDELAY);
+}
+
static void mpu_init_34xx(u32 sil_index, u32 clk_index)
{
struct prcm *prcm_base = (struct prcm *)PRCM_BASE;
@@ -587,6 +606,7 @@ void prcm_init(void)
dpll3_init_34xx(sil_index, clk_index);
dpll4_init_34xx(sil_index, clk_index);
+ dpll5_init_34xx(sil_index, clk_index);
iva_init_34xx(sil_index, clk_index);
mpu_init_34xx(sil_index, clk_index);
diff --git a/arch/arm/cpu/armv7/omap3/lowlevel_init.S b/arch/arm/cpu/armv7/omap3/lowlevel_init.S
index 109481e..1458072 100644
--- a/arch/arm/cpu/armv7/omap3/lowlevel_init.S
+++ b/arch/arm/cpu/armv7/omap3/lowlevel_init.S
@@ -360,6 +360,28 @@ get_per_dpll_param:
adr r0, per_dpll_param
mov pc, lr
+/* PER2 DPLL values */
+per2_dpll_param:
+/* 12MHz */
+.word PER2_M_12, PER2_N_12, PER2_FSEL_12, PER2_M2_12
+
+/* 13MHz */
+.word PER2_M_13, PER2_N_13, PER2_FSEL_13, PER2_M2_13
+
+/* 19.2MHz */
+.word PER2_M_19P2, PER2_N_19P2, PER2_FSEL_19P2, PER2_M2_19P2
+
+/* 26MHz */
+.word PER2_M_26, PER2_N_26, PER2_FSEL_26, PER2_M2_26
+
+/* 38.4MHz */
+.word PER2_M_38P4, PER2_N_38P4, PER2_FSEL_38P4, PER2_M2_38P4
+
+.globl get_per2_dpll_param
+get_per2_dpll_param:
+ adr r0, per2_dpll_param
+ mov pc, lr
+
/*
* Tables for 36XX/37XX devices
*
diff --git a/arch/arm/cpu/armv7/omap3/mem.c b/arch/arm/cpu/armv7/omap3/mem.c
index bd914b0..a01c303 100644
--- a/arch/arm/cpu/armv7/omap3/mem.c
+++ b/arch/arm/cpu/armv7/omap3/mem.c
@@ -31,16 +31,6 @@
#include <asm/arch/sys_proto.h>
#include <command.h>
-/*
- * Only One NAND allowed on board at a time.
- * The GPMC CS Base for the same
- */
-unsigned int boot_flash_base;
-unsigned int boot_flash_off;
-unsigned int boot_flash_sec;
-unsigned int boot_flash_type;
-volatile unsigned int boot_flash_env_addr;
-
struct gpmc *gpmc_cfg;
#if defined(CONFIG_CMD_NAND)
@@ -134,10 +124,6 @@ void gpmc_init(void)
const u32 *gpmc_config = NULL;
u32 base = 0;
u32 size = 0;
-#if defined(CONFIG_ENV_IS_IN_NAND) || defined(CONFIG_ENV_IS_IN_ONENAND)
- u32 f_off = CONFIG_SYS_MONITOR_LEN;
- u32 f_sec = 0;
-#endif
#endif
u32 config = 0;
@@ -162,15 +148,6 @@ void gpmc_init(void)
base = PISMO1_NAND_BASE;
size = PISMO1_NAND_SIZE;
enable_gpmc_cs_config(gpmc_config, &gpmc_cfg->cs[0], base, size);
-#if defined(CONFIG_ENV_IS_IN_NAND)
- f_off = SMNAND_ENV_OFFSET;
- f_sec = (128 << 10); /* 128 KiB */
- /* env setup */
- boot_flash_base = base;
- boot_flash_off = f_off;
- boot_flash_sec = f_sec;
- boot_flash_env_addr = f_off;
-#endif
#endif
#if defined(CONFIG_CMD_ONENAND)
@@ -178,14 +155,5 @@ void gpmc_init(void)
base = PISMO1_ONEN_BASE;
size = PISMO1_ONEN_SIZE;
enable_gpmc_cs_config(gpmc_config, &gpmc_cfg->cs[0], base, size);
-#if defined(CONFIG_ENV_IS_IN_ONENAND)
- f_off = ONENAND_ENV_OFFSET;
- f_sec = (128 << 10); /* 128 KiB */
- /* env setup */
- boot_flash_base = base;
- boot_flash_off = f_off;
- boot_flash_sec = f_sec;
- boot_flash_env_addr = f_off;
-#endif
#endif
}
diff --git a/arch/arm/cpu/armv7/start.S b/arch/arm/cpu/armv7/start.S
index d83d501..2929fc7 100644
--- a/arch/arm/cpu/armv7/start.S
+++ b/arch/arm/cpu/armv7/start.S
@@ -70,6 +70,18 @@ _end_vect:
_TEXT_BASE:
.word CONFIG_SYS_TEXT_BASE
+#ifdef CONFIG_TEGRA2
+/*
+ * Tegra2 uses 2 separate CPUs - the AVP (ARM7TDMI) and the CPU (dual A9s).
+ * U-Boot runs on the AVP first, setting things up for the CPU (PLLs,
+ * muxes, clocks, clamps, etc.). Then the AVP halts, and expects the CPU
+ * to pick up its reset vector, which points here.
+ */
+.globl _armboot_start
+_armboot_start:
+ .word _start
+#endif
+
/*
* These are defined in the board-specific linker script.
*/
@@ -115,7 +127,7 @@ reset:
orr r0, r0, #0xd3
msr cpsr,r0
-#if (CONFIG_OMAP34XX)
+#if defined(CONFIG_OMAP34XX)
/* Copy vectors to mask ROM indirect addr */
adr r0, _start @ r0 <- current position of code
add r0, r0, #4 @ skip reset vector
diff --git a/arch/arm/cpu/armv7/tegra2/Makefile b/arch/arm/cpu/armv7/tegra2/Makefile
index 687c887..f1ea915 100644
--- a/arch/arm/cpu/armv7/tegra2/Makefile
+++ b/arch/arm/cpu/armv7/tegra2/Makefile
@@ -28,7 +28,7 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(SOC).o
SOBJS := lowlevel_init.o
-COBJS := board.o sys_info.o timer.o
+COBJS := ap20.o board.o sys_info.o timer.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS) $(SOBJS))
diff --git a/arch/arm/cpu/armv7/tegra2/ap20.c b/arch/arm/cpu/armv7/tegra2/ap20.c
new file mode 100644
index 0000000..60dd5df
--- /dev/null
+++ b/arch/arm/cpu/armv7/tegra2/ap20.c
@@ -0,0 +1,358 @@
+/*
+* (C) Copyright 2010-2011
+* NVIDIA Corporation <www.nvidia.com>
+*
+* 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 "ap20.h"
+#include <asm/io.h>
+#include <asm/arch/tegra2.h>
+#include <asm/arch/clk_rst.h>
+#include <asm/arch/pmc.h>
+#include <asm/arch/pinmux.h>
+#include <asm/arch/scu.h>
+#include <common.h>
+
+u32 s_first_boot = 1;
+
+void init_pllx(void)
+{
+ struct clk_rst_ctlr *clkrst = (struct clk_rst_ctlr *)NV_PA_CLK_RST_BASE;
+ u32 reg;
+
+ /* If PLLX is already enabled, just return */
+ reg = readl(&clkrst->crc_pllx_base);
+ if (reg & PLL_ENABLE)
+ return;
+
+ /* Set PLLX_MISC */
+ reg = CPCON; /* CPCON[11:8] = 0001 */
+ writel(reg, &clkrst->crc_pllx_misc);
+
+ /* Use 12MHz clock here */
+ reg = (PLL_BYPASS | PLL_DIVM);
+ reg |= (1000 << 8); /* DIVN = 0x3E8 */
+ writel(reg, &clkrst->crc_pllx_base);
+
+ reg |= PLL_ENABLE;
+ writel(reg, &clkrst->crc_pllx_base);
+
+ reg &= ~PLL_BYPASS;
+ writel(reg, &clkrst->crc_pllx_base);
+}
+
+static void enable_cpu_clock(int enable)
+{
+ struct clk_rst_ctlr *clkrst = (struct clk_rst_ctlr *)NV_PA_CLK_RST_BASE;
+ u32 reg, clk;
+
+ /*
+ * NOTE:
+ * Regardless of whether the request is to enable or disable the CPU
+ * clock, every processor in the CPU complex except the master (CPU 0)
+ * will have it's clock stopped because the AVP only talks to the
+ * master. The AVP does not know (nor does it need to know) that there
+ * are multiple processors in the CPU complex.
+ */
+
+ if (enable) {
+ /* Initialize PLLX */
+ init_pllx();
+
+ /* Wait until all clocks are stable */
+ udelay(PLL_STABILIZATION_DELAY);
+
+ writel(CCLK_BURST_POLICY, &clkrst->crc_cclk_brst_pol);
+ writel(SUPER_CCLK_DIVIDER, &clkrst->crc_super_cclk_div);
+ }
+
+ /* Fetch the register containing the main CPU complex clock enable */
+ reg = readl(&clkrst->crc_clk_out_enb_l);
+ reg |= CLK_ENB_CPU;
+
+ /*
+ * Read the register containing the individual CPU clock enables and
+ * always stop the clock to CPU 1.
+ */
+ clk = readl(&clkrst->crc_clk_cpu_cmplx);
+ clk |= CPU1_CLK_STP;
+
+ if (enable) {
+ /* Unstop the CPU clock */
+ clk &= ~CPU0_CLK_STP;
+ } else {
+ /* Stop the CPU clock */
+ clk |= CPU0_CLK_STP;
+ }
+
+ writel(clk, &clkrst->crc_clk_cpu_cmplx);
+ writel(reg, &clkrst->crc_clk_out_enb_l);
+}
+
+static int is_cpu_powered(void)
+{
+ struct pmc_ctlr *pmc = (struct pmc_ctlr *)NV_PA_PMC_BASE;
+
+ return (readl(&pmc->pmc_pwrgate_status) & CPU_PWRED) ? 1 : 0;
+}
+
+static void remove_cpu_io_clamps(void)
+{
+ struct pmc_ctlr *pmc = (struct pmc_ctlr *)NV_PA_PMC_BASE;
+ u32 reg;
+
+ /* Remove the clamps on the CPU I/O signals */
+ reg = readl(&pmc->pmc_remove_clamping);
+ reg |= CPU_CLMP;
+ writel(reg, &pmc->pmc_remove_clamping);
+
+ /* Give I/O signals time to stabilize */
+ udelay(IO_STABILIZATION_DELAY);
+}
+
+static void powerup_cpu(void)
+{
+ struct pmc_ctlr *pmc = (struct pmc_ctlr *)NV_PA_PMC_BASE;
+ u32 reg;
+ int timeout = IO_STABILIZATION_DELAY;
+
+ if (!is_cpu_powered()) {
+ /* Toggle the CPU power state (OFF -> ON) */
+ reg = readl(&pmc->pmc_pwrgate_toggle);
+ reg &= PARTID_CP;
+ reg |= START_CP;
+ writel(reg, &pmc->pmc_pwrgate_toggle);
+
+ /* Wait for the power to come up */
+ while (!is_cpu_powered()) {
+ if (timeout-- == 0)
+ printf("CPU failed to power up!\n");
+ else
+ udelay(10);
+ }
+
+ /*
+ * Remove the I/O clamps from CPU power partition.
+ * Recommended only on a Warm boot, if the CPU partition gets
+ * power gated. Shouldn't cause any harm when called after a
+ * cold boot according to HW, probably just redundant.
+ */
+ remove_cpu_io_clamps();
+ }
+}
+
+static void enable_cpu_power_rail(void)
+{
+ struct pmc_ctlr *pmc = (struct pmc_ctlr *)NV_PA_PMC_BASE;
+ u32 reg;
+
+ reg = readl(&pmc->pmc_cntrl);
+ reg |= CPUPWRREQ_OE;
+ writel(reg, &pmc->pmc_cntrl);
+
+ /*
+ * The TI PMU65861C needs a 3.75ms delay between enabling
+ * the power rail and enabling the CPU clock. This delay
+ * between SM1EN and SM1 is for switching time + the ramp
+ * up of the voltage to the CPU (VDD_CPU from PMU).
+ */
+ udelay(3750);
+}
+
+static void reset_A9_cpu(int reset)
+{
+ struct clk_rst_ctlr *clkrst = (struct clk_rst_ctlr *)NV_PA_CLK_RST_BASE;
+ u32 reg, cpu;
+
+ /*
+ * NOTE: Regardless of whether the request is to hold the CPU in reset
+ * or take it out of reset, every processor in the CPU complex
+ * except the master (CPU 0) will be held in reset because the
+ * AVP only talks to the master. The AVP does not know that there
+ * are multiple processors in the CPU complex.
+ */
+
+ /* Hold CPU 1 in reset */
+ cpu = SET_DBGRESET1 | SET_DERESET1 | SET_CPURESET1;
+ writel(cpu, &clkrst->crc_cpu_cmplx_set);
+
+ reg = readl(&clkrst->crc_rst_dev_l);
+ if (reset) {
+ /* Now place CPU0 into reset */
+ cpu |= SET_DBGRESET0 | SET_DERESET0 | SET_CPURESET0;
+ writel(cpu, &clkrst->crc_cpu_cmplx_set);
+
+ /* Enable master CPU reset */
+ reg |= SWR_CPU_RST;
+ } else {
+ /* Take CPU0 out of reset */
+ cpu = CLR_DBGRESET0 | CLR_DERESET0 | CLR_CPURESET0;
+ writel(cpu, &clkrst->crc_cpu_cmplx_clr);
+
+ /* Disable master CPU reset */
+ reg &= ~SWR_CPU_RST;
+ }
+
+ writel(reg, &clkrst->crc_rst_dev_l);
+}
+
+static void clock_enable_coresight(int enable)
+{
+ struct clk_rst_ctlr *clkrst = (struct clk_rst_ctlr *)NV_PA_CLK_RST_BASE;
+ u32 rst, clk, src;
+
+ rst = readl(&clkrst->crc_rst_dev_u);
+ clk = readl(&clkrst->crc_clk_out_enb_u);
+
+ if (enable) {
+ rst &= ~SWR_CSITE_RST;
+ clk |= CLK_ENB_CSITE;
+ } else {
+ rst |= SWR_CSITE_RST;
+ clk &= ~CLK_ENB_CSITE;
+ }
+
+ writel(clk, &clkrst->crc_clk_out_enb_u);
+ writel(rst, &clkrst->crc_rst_dev_u);
+
+ if (enable) {
+ /*
+ * Put CoreSight on PLLP_OUT0 (216 MHz) and divide it down by
+ * 1.5, giving an effective frequency of 144MHz.
+ * Set PLLP_OUT0 [bits31:30 = 00], and use a 7.1 divisor
+ * (bits 7:0), so 00000001b == 1.5 (n+1 + .5)
+ */
+ src = CLK_DIVIDER(NVBL_PLLP_KHZ, 144000);
+ writel(src, &clkrst->crc_clk_src_csite);
+
+ /* Unlock the CPU CoreSight interfaces */
+ rst = 0xC5ACCE55;
+ writel(rst, CSITE_CPU_DBG0_LAR);
+ writel(rst, CSITE_CPU_DBG1_LAR);
+ }
+}
+
+void start_cpu(u32 reset_vector)
+{
+ /* Enable VDD_CPU */
+ enable_cpu_power_rail();
+
+ /* Hold the CPUs in reset */
+ reset_A9_cpu(1);
+
+ /* Disable the CPU clock */
+ enable_cpu_clock(0);
+
+ /* Enable CoreSight */
+ clock_enable_coresight(1);
+
+ /*
+ * Set the entry point for CPU execution from reset,
+ * if it's a non-zero value.
+ */
+ if (reset_vector)
+ writel(reset_vector, EXCEP_VECTOR_CPU_RESET_VECTOR);
+
+ /* Enable the CPU clock */
+ enable_cpu_clock(1);
+
+ /* If the CPU doesn't already have power, power it up */
+ powerup_cpu();
+
+ /* Take the CPU out of reset */
+ reset_A9_cpu(0);
+}
+
+
+void halt_avp(void)
+{
+ for (;;) {
+ writel((HALT_COP_EVENT_JTAG | HALT_COP_EVENT_IRQ_1 \
+ | HALT_COP_EVENT_FIQ_1 | (FLOW_MODE_STOP<<29)),
+ FLOW_CTLR_HALT_COP_EVENTS);
+ }
+}
+
+void enable_scu(void)
+{
+ struct scu_ctlr *scu = (struct scu_ctlr *)NV_PA_ARM_PERIPHBASE;
+ u32 reg;
+
+ /* If SCU already setup/enabled, return */
+ if (readl(&scu->scu_ctrl) & SCU_CTRL_ENABLE)
+ return;
+
+ /* Invalidate all ways for all processors */
+ writel(0xFFFF, &scu->scu_inv_all);
+
+ /* Enable SCU - bit 0 */
+ reg = readl(&scu->scu_ctrl);
+ reg |= SCU_CTRL_ENABLE;
+ writel(reg, &scu->scu_ctrl);
+}
+
+void init_pmc_scratch(void)
+{
+ struct pmc_ctlr *const pmc = (struct pmc_ctlr *)NV_PA_PMC_BASE;
+ int i;
+
+ /* SCRATCH0 is initialized by the boot ROM and shouldn't be cleared */
+ for (i = 0; i < 23; i++)
+ writel(0, &pmc->pmc_scratch1+i);
+
+ /* ODMDATA is for kernel use to determine RAM size, LP config, etc. */
+ writel(CONFIG_SYS_BOARD_ODMDATA, &pmc->pmc_scratch20);
+}
+
+void cpu_start(void)
+{
+ struct pmux_tri_ctlr *pmt = (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE;
+
+ /* enable JTAG */
+ writel(0xC0, &pmt->pmt_cfg_ctl);
+
+ if (s_first_boot) {
+ /*
+ * Need to set this before cold-booting,
+ * otherwise we'll end up in an infinite loop.
+ */
+ s_first_boot = 0;
+ cold_boot();
+ }
+}
+
+void tegra2_start()
+{
+ if (s_first_boot) {
+ /* Init Debug UART Port (115200 8n1) */
+ uart_init();
+
+ /* Init PMC scratch memory */
+ init_pmc_scratch();
+ }
+
+#ifdef CONFIG_ENABLE_CORTEXA9
+ /* take the mpcore out of reset */
+ cpu_start();
+
+ /* configure cache */
+ cache_configure();
+#endif
+}
diff --git a/arch/arm/cpu/armv7/tegra2/ap20.h b/arch/arm/cpu/armv7/tegra2/ap20.h
new file mode 100644
index 0000000..49fe340
--- /dev/null
+++ b/arch/arm/cpu/armv7/tegra2/ap20.h
@@ -0,0 +1,104 @@
+/*
+ * (C) Copyright 2010-2011
+ * NVIDIA Corporation <www.nvidia.com>
+ *
+ * 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/types.h>
+
+/* Stabilization delays, in usec */
+#define PLL_STABILIZATION_DELAY (300)
+#define IO_STABILIZATION_DELAY (1000)
+
+#define NVBL_PLLP_KHZ (216000)
+
+#define PLLX_ENABLED (1 << 30)
+#define CCLK_BURST_POLICY 0x20008888
+#define SUPER_CCLK_DIVIDER 0x80000000
+
+/* Calculate clock fractional divider value from ref and target frequencies */
+#define CLK_DIVIDER(REF, FREQ) ((((REF) * 2) / FREQ) - 2)
+
+/* Calculate clock frequency value from reference and clock divider value */
+#define CLK_FREQUENCY(REF, REG) (((REF) * 2) / (REG + 2))
+
+/* AVP/CPU ID */
+#define PG_UP_TAG_0_PID_CPU 0x55555555 /* CPU aka "a9" aka "mpcore" */
+#define PG_UP_TAG_0 0x0
+
+#define CORESIGHT_UNLOCK 0xC5ACCE55;
+
+/* AP20-Specific Base Addresses */
+
+/* AP20 Base physical address of SDRAM. */
+#define AP20_BASE_PA_SDRAM 0x00000000
+/* AP20 Base physical address of internal SRAM. */
+#define AP20_BASE_PA_SRAM 0x40000000
+/* AP20 Size of internal SRAM (256KB). */
+#define AP20_BASE_PA_SRAM_SIZE 0x00040000
+/* AP20 Base physical address of flash. */
+#define AP20_BASE_PA_NOR_FLASH 0xD0000000
+/* AP20 Base physical address of boot information table. */
+#define AP20_BASE_PA_BOOT_INFO AP20_BASE_PA_SRAM
+
+/*
+ * Super-temporary stacks for EXTREMELY early startup. The values chosen for
+ * these addresses must be valid on ALL SOCs because this value is used before
+ * we are able to differentiate between the SOC types.
+ *
+ * NOTE: The since CPU's stack will eventually be moved from IRAM to SDRAM, its
+ * stack is placed below the AVP stack. Once the CPU stack has been moved,
+ * the AVP is free to use the IRAM the CPU stack previously occupied if
+ * it should need to do so.
+ *
+ * NOTE: In multi-processor CPU complex configurations, each processor will have
+ * its own stack of size CPU_EARLY_BOOT_STACK_SIZE. CPU 0 will have a
+ * limit of CPU_EARLY_BOOT_STACK_LIMIT. Each successive CPU will have a
+ * stack limit that is CPU_EARLY_BOOT_STACK_SIZE less then the previous
+ * CPU.
+ */
+
+/* Common AVP early boot stack limit */
+#define AVP_EARLY_BOOT_STACK_LIMIT \
+ (AP20_BASE_PA_SRAM + (AP20_BASE_PA_SRAM_SIZE/2))
+/* Common AVP early boot stack size */
+#define AVP_EARLY_BOOT_STACK_SIZE 0x1000
+/* Common CPU early boot stack limit */
+#define CPU_EARLY_BOOT_STACK_LIMIT \
+ (AVP_EARLY_BOOT_STACK_LIMIT - AVP_EARLY_BOOT_STACK_SIZE)
+/* Common CPU early boot stack size */
+#define CPU_EARLY_BOOT_STACK_SIZE 0x1000
+
+#define EXCEP_VECTOR_CPU_RESET_VECTOR (NV_PA_EVP_BASE + 0x100)
+#define CSITE_CPU_DBG0_LAR (NV_PA_CSITE_BASE + 0x10FB0)
+#define CSITE_CPU_DBG1_LAR (NV_PA_CSITE_BASE + 0x12FB0)
+
+#define FLOW_CTLR_HALT_COP_EVENTS (NV_PA_FLOW_BASE + 4)
+#define FLOW_MODE_STOP 2
+#define HALT_COP_EVENT_JTAG (1 << 28)
+#define HALT_COP_EVENT_IRQ_1 (1 << 11)
+#define HALT_COP_EVENT_FIQ_1 (1 << 9)
+
+/* Prototypes */
+
+void tegra2_start(void);
+void uart_init(void);
+void udelay(unsigned long);
+void cold_boot(void);
+void cache_configure(void);
diff --git a/arch/arm/cpu/armv7/tegra2/lowlevel_init.S b/arch/arm/cpu/armv7/tegra2/lowlevel_init.S
index 7f15746..f24a2ff 100644
--- a/arch/arm/cpu/armv7/tegra2/lowlevel_init.S
+++ b/arch/arm/cpu/armv7/tegra2/lowlevel_init.S
@@ -26,6 +26,7 @@
#include <config.h>
#include <version.h>
+
_TEXT_BASE:
.word CONFIG_SYS_TEXT_BASE @ sdram load addr from config file
@@ -58,8 +59,101 @@ lowlevel_init:
mov pc, lr @ back to arch calling code
+
+.globl startup_cpu
+startup_cpu:
+ @ Initialize the AVP, clocks, and memory controller
+ @ SDRAM is guaranteed to be on at this point
+
+ ldr r0, =cold_boot @ R0 = reset vector for CPU
+ bl start_cpu @ start the CPU
+
+ @ Transfer control to the AVP code
+ bl halt_avp
+
+ @ Should never get here
+_loop_forever2:
+ b _loop_forever2
+
+.globl cache_configure
+cache_configure:
+ stmdb r13!,{r14}
+ @ invalidate instruction cache
+ mov r1, #0
+ mcr p15, 0, r1, c7, c5, 0
+
+ @ invalidate the i&d tlb entries
+ mcr p15, 0, r1, c8, c5, 0
+ mcr p15, 0, r1, c8, c6, 0
+
+ @ enable instruction cache
+ mrc p15, 0, r1, c1, c0, 0
+ orr r1, r1, #(1<<12)
+ mcr p15, 0, r1, c1, c0, 0
+
+ bl enable_scu
+
+ @ enable SMP mode and FW for CPU0, by writing to Auxiliary Ctl reg
+ mrc p15, 0, r0, c1, c0, 1
+ orr r0, r0, #0x41
+ mcr p15, 0, r0, c1, c0, 1
+
+ @ Now flush the Dcache
+ mov r0, #0
+ @ 256 cache lines
+ mov r1, #256
+
+invalidate_loop:
+ add r1, r1, #-1
+ mov r0, r1, lsl #5
+ @ invalidate d-cache using line (way0)
+ mcr p15, 0, r0, c7, c6, 2
+
+ orr r2, r0, #(1<<30)
+ @ invalidate d-cache using line (way1)
+ mcr p15, 0, r2, c7, c6, 2
+
+ orr r2, r0, #(2<<30)
+ @ invalidate d-cache using line (way2)
+ mcr p15, 0, r2, c7, c6, 2
+
+ orr r2, r0, #(3<<30)
+ @ invalidate d-cache using line (way3)
+ mcr p15, 0, r2, c7, c6, 2
+ cmp r1, #0
+ bne invalidate_loop
+
+ @ FIXME: should have ap20's L2 disabled too?
+invalidate_done:
+ ldmia r13!,{pc}
+
+.globl cold_boot
+cold_boot:
+ msr cpsr_c, #0xD3
+ @ Check current processor: CPU or AVP?
+ @ If CPU, go to CPU boot code, else continue on AVP path
+
+ ldr r0, =NV_PA_PG_UP_BASE
+ ldr r1, [r0]
+ ldr r2, =PG_UP_TAG_AVP
+
+ @ are we the CPU?
+ ldr sp, CPU_STACK
+ cmp r1, r2
+ @ yep, we are the CPU
+ bne _armboot_start
+
+ @ AVP initialization follows this path
+ ldr sp, AVP_STACK
+ @ Init AVP and start CPU
+ b startup_cpu
+
@ the literal pools origin
.ltorg
SRAM_STACK:
.word LOW_LEVEL_SRAM_STACK
+AVP_STACK:
+ .word EARLY_AVP_STACK
+CPU_STACK:
+ .word EARLY_CPU_STACK
diff --git a/arch/arm/cpu/pxa/Makefile b/arch/arm/cpu/pxa/Makefile
index 49a6ed3..e8b59a3 100644
--- a/arch/arm/cpu/pxa/Makefile
+++ b/arch/arm/cpu/pxa/Makefile
@@ -28,7 +28,6 @@ LIB = $(obj)lib$(CPU).o
START = start.o
COBJS += cpu.o
-COBJS += i2c.o
COBJS += pxafb.o
COBJS += timer.o
COBJS += usb.o
diff --git a/arch/arm/cpu/pxa/cpu.c b/arch/arm/cpu/pxa/cpu.c
index 7d49cbb..9970a4b 100644
--- a/arch/arm/cpu/pxa/cpu.c
+++ b/arch/arm/cpu/pxa/cpu.c
@@ -318,3 +318,13 @@ int arch_cpu_init(void)
pxa_clock_setup();
return 0;
}
+
+void i2c_clk_enable(void)
+{
+ /* set the global I2C clock on */
+#ifdef CONFIG_CPU_MONAHANS
+ writel(readl(CKENB) | (CKENB_4_I2C), CKENB);
+#else
+ writel(readl(CKEN) | CKEN14_I2C, CKEN);
+#endif
+}
diff --git a/arch/arm/cpu/pxa/i2c.c b/arch/arm/cpu/pxa/i2c.c
deleted file mode 100644
index 7aa49ae..0000000
--- a/arch/arm/cpu/pxa/i2c.c
+++ /dev/null
@@ -1,469 +0,0 @@
-/*
- * (C) Copyright 2000
- * Paolo Scaffardi, AIRVENT SAM s.p.a - RIMINI(ITALY), arsenio@tin.it
- *
- * (C) Copyright 2000 Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Marius Groeger <mgroeger@sysgo.de>
- *
- * (C) Copyright 2003 Pengutronix e.K.
- * Robert Schwebel <r.schwebel@pengutronix.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
- *
- * Back ported to the 8xx platform (from the 8260 platform) by
- * Murray.Jensen@cmst.csiro.au, 27-Jan-01.
- */
-
-/* FIXME: this file is PXA255 specific! What about other XScales? */
-
-#include <common.h>
-#include <asm/io.h>
-
-#ifdef CONFIG_HARD_I2C
-
-/*
- * - CONFIG_SYS_I2C_SPEED
- * - I2C_PXA_SLAVE_ADDR
- */
-
-#include <asm/arch/hardware.h>
-#include <asm/arch/pxa-regs.h>
-#include <i2c.h>
-
-/*#define DEBUG_I2C 1 /###* activate local debugging output */
-#define I2C_PXA_SLAVE_ADDR 0x1 /* slave pxa unit address */
-
-#if (CONFIG_SYS_I2C_SPEED == 400000)
-#define I2C_ICR_INIT (ICR_FM | ICR_BEIE | ICR_IRFIE | ICR_ITEIE | ICR_GCD | ICR_SCLE)
-#else
-#define I2C_ICR_INIT (ICR_BEIE | ICR_IRFIE | ICR_ITEIE | ICR_GCD | ICR_SCLE)
-#endif
-
-#define I2C_ISR_INIT 0x7FF
-
-#ifdef DEBUG_I2C
-#define PRINTD(x) printf x
-#else
-#define PRINTD(x)
-#endif
-
-
-/* Shall the current transfer have a start/stop condition? */
-#define I2C_COND_NORMAL 0
-#define I2C_COND_START 1
-#define I2C_COND_STOP 2
-
-/* Shall the current transfer be ack/nacked or being waited for it? */
-#define I2C_ACKNAK_WAITACK 1
-#define I2C_ACKNAK_SENDACK 2
-#define I2C_ACKNAK_SENDNAK 4
-
-/* Specify who shall transfer the data (master or slave) */
-#define I2C_READ 0
-#define I2C_WRITE 1
-
-/* All transfers are described by this data structure */
-struct i2c_msg {
- u8 condition;
- u8 acknack;
- u8 direction;
- u8 data;
-};
-
-
-/**
- * i2c_pxa_reset: - reset the host controller
- *
- */
-
-static void i2c_reset( void )
-{
- writel(readl(ICR) & ~ICR_IUE, ICR); /* disable unit */
- writel(readl(ICR) | ICR_UR, ICR); /* reset the unit */
- udelay(100);
- writel(readl(ICR) & ~ICR_IUE, ICR); /* disable unit */
-#ifdef CONFIG_CPU_MONAHANS
- /* | CKENB_1_PWM1 | CKENB_0_PWM0); */
- writel(readl(CKENB) | (CKENB_4_I2C), CKENB);
-#else /* CONFIG_CPU_MONAHANS */
- /* set the global I2C clock on */
- writel(readl(CKEN) | CKEN14_I2C, CKEN);
-#endif
- writel(I2C_PXA_SLAVE_ADDR, ISAR); /* set our slave address */
- writel(I2C_ICR_INIT, ICR); /* set control reg values */
- writel(I2C_ISR_INIT, ISR); /* set clear interrupt bits */
- writel(readl(ICR) | ICR_IUE, ICR); /* enable unit */
- udelay(100);
-}
-
-
-/**
- * i2c_isr_set_cleared: - wait until certain bits of the I2C status register
- * are set and cleared
- *
- * @return: 1 in case of success, 0 means timeout (no match within 10 ms).
- */
-static int i2c_isr_set_cleared( unsigned long set_mask, unsigned long cleared_mask )
-{
- int timeout = 10000;
-
- while( ((ISR & set_mask)!=set_mask) || ((ISR & cleared_mask)!=0) ){
- udelay( 10 );
- if( timeout-- < 0 ) return 0;
- }
-
- return 1;
-}
-
-
-/**
- * i2c_transfer: - Transfer one byte over the i2c bus
- *
- * This function can tranfer a byte over the i2c bus in both directions.
- * It is used by the public API functions.
- *
- * @return: 0: transfer successful
- * -1: message is empty
- * -2: transmit timeout
- * -3: ACK missing
- * -4: receive timeout
- * -5: illegal parameters
- * -6: bus is busy and couldn't be aquired
- */
-int i2c_transfer(struct i2c_msg *msg)
-{
- int ret;
-
- if (!msg)
- goto transfer_error_msg_empty;
-
- switch(msg->direction) {
-
- case I2C_WRITE:
-
- /* check if bus is not busy */
- if (!i2c_isr_set_cleared(0,ISR_IBB))
- goto transfer_error_bus_busy;
-
- /* start transmission */
- writel(readl(ICR) & ~ICR_START, ICR);
- writel(readl(ICR) & ~ICR_STOP, ICR);
- writel(msg->data, IDBR);
- if (msg->condition == I2C_COND_START)
- writel(readl(ICR) | ICR_START, ICR);
- if (msg->condition == I2C_COND_STOP)
- writel(readl(ICR) | ICR_STOP, ICR);
- if (msg->acknack == I2C_ACKNAK_SENDNAK)
- writel(readl(ICR) | ICR_ACKNAK, ICR);
- if (msg->acknack == I2C_ACKNAK_SENDACK)
- writel(readl(ICR) & ~ICR_ACKNAK, ICR);
- writel(readl(ICR) & ~ICR_ALDIE, ICR);
- writel(readl(ICR) | ICR_TB, ICR);
-
- /* transmit register empty? */
- if (!i2c_isr_set_cleared(ISR_ITE,0))
- goto transfer_error_transmit_timeout;
-
- /* clear 'transmit empty' state */
- writel(readl(ISR) | ISR_ITE, ISR);
-
- /* wait for ACK from slave */
- if (msg->acknack == I2C_ACKNAK_WAITACK)
- if (!i2c_isr_set_cleared(0,ISR_ACKNAK))
- goto transfer_error_ack_missing;
- break;
-
- case I2C_READ:
-
- /* check if bus is not busy */
- if (!i2c_isr_set_cleared(0,ISR_IBB))
- goto transfer_error_bus_busy;
-
- /* start receive */
- writel(readl(ICR) & ~ICR_START, ICR);
- writel(readl(ICR) & ~ICR_STOP, ICR);
- if (msg->condition == I2C_COND_START)
- writel(readl(ICR) | ICR_START, ICR);
- if (msg->condition == I2C_COND_STOP)
- writel(readl(ICR) | ICR_STOP, ICR);
- if (msg->acknack == I2C_ACKNAK_SENDNAK)
- writel(readl(ICR) | ICR_ACKNAK, ICR);
- if (msg->acknack == I2C_ACKNAK_SENDACK)
- writel(readl(ICR) & ~ICR_ACKNAK, ICR);
- writel(readl(ICR) & ~ICR_ALDIE, ICR);
- writel(readl(ICR) | ICR_TB, ICR);
-
- /* receive register full? */
- if (!i2c_isr_set_cleared(ISR_IRF,0))
- goto transfer_error_receive_timeout;
-
- msg->data = readl(IDBR);
-
- /* clear 'receive empty' state */
- writel(readl(ISR) | ISR_IRF, ISR);
-
- break;
-
- default:
-
- goto transfer_error_illegal_param;
-
- }
-
- return 0;
-
-transfer_error_msg_empty:
- PRINTD(("i2c_transfer: error: 'msg' is empty\n"));
- ret = -1; goto i2c_transfer_finish;
-
-transfer_error_transmit_timeout:
- PRINTD(("i2c_transfer: error: transmit timeout\n"));
- ret = -2; goto i2c_transfer_finish;
-
-transfer_error_ack_missing:
- PRINTD(("i2c_transfer: error: ACK missing\n"));
- ret = -3; goto i2c_transfer_finish;
-
-transfer_error_receive_timeout:
- PRINTD(("i2c_transfer: error: receive timeout\n"));
- ret = -4; goto i2c_transfer_finish;
-
-transfer_error_illegal_param:
- PRINTD(("i2c_transfer: error: illegal parameters\n"));
- ret = -5; goto i2c_transfer_finish;
-
-transfer_error_bus_busy:
- PRINTD(("i2c_transfer: error: bus is busy\n"));
- ret = -6; goto i2c_transfer_finish;
-
-i2c_transfer_finish:
- PRINTD(("i2c_transfer: ISR: 0x%04x\n",ISR));
- i2c_reset();
- return ret;
-
-}
-
-/* ------------------------------------------------------------------------ */
-/* API Functions */
-/* ------------------------------------------------------------------------ */
-
-void i2c_init(int speed, int slaveaddr)
-{
-#ifdef CONFIG_SYS_I2C_INIT_BOARD
- /* call board specific i2c bus reset routine before accessing the */
- /* environment, which might be in a chip on that bus. For details */
- /* about this problem see doc/I2C_Edge_Conditions. */
- i2c_init_board();
-#endif
-}
-
-
-/**
- * i2c_probe: - Test if a chip answers for a given i2c address
- *
- * @chip: address of the chip which is searched for
- * @return: 0 if a chip was found, -1 otherwhise
- */
-
-int i2c_probe(uchar chip)
-{
- struct i2c_msg msg;
-
- i2c_reset();
-
- msg.condition = I2C_COND_START;
- msg.acknack = I2C_ACKNAK_WAITACK;
- msg.direction = I2C_WRITE;
- msg.data = (chip << 1) + 1;
- if (i2c_transfer(&msg)) return -1;
-
- msg.condition = I2C_COND_STOP;
- msg.acknack = I2C_ACKNAK_SENDNAK;
- msg.direction = I2C_READ;
- msg.data = 0x00;
- if (i2c_transfer(&msg)) return -1;
-
- return 0;
-}
-
-
-/**
- * i2c_read: - Read multiple bytes from an i2c device
- *
- * The higher level routines take into account that this function is only
- * called with len < page length of the device (see configuration file)
- *
- * @chip: address of the chip which is to be read
- * @addr: i2c data address within the chip
- * @alen: length of the i2c data address (1..2 bytes)
- * @buffer: where to write the data
- * @len: how much byte do we want to read
- * @return: 0 in case of success
- */
-
-int i2c_read(uchar chip, uint addr, int alen, uchar *buffer, int len)
-{
- struct i2c_msg msg;
- u8 addr_bytes[3]; /* lowest...highest byte of data address */
- int ret;
-
- PRINTD(("i2c_read(chip=0x%02x, addr=0x%02x, alen=0x%02x, len=0x%02x)\n",chip,addr,alen,len));
-
- i2c_reset();
-
- /* dummy chip address write */
- PRINTD(("i2c_read: dummy chip address write\n"));
- msg.condition = I2C_COND_START;
- msg.acknack = I2C_ACKNAK_WAITACK;
- msg.direction = I2C_WRITE;
- msg.data = (chip << 1);
- msg.data &= 0xFE;
- if ((ret=i2c_transfer(&msg))) return -1;
-
- /*
- * send memory address bytes;
- * alen defines how much bytes we have to send.
- */
- /*addr &= ((1 << CONFIG_SYS_EEPROM_PAGE_WRITE_BITS)-1); */
- addr_bytes[0] = (u8)((addr >> 0) & 0x000000FF);
- addr_bytes[1] = (u8)((addr >> 8) & 0x000000FF);
- addr_bytes[2] = (u8)((addr >> 16) & 0x000000FF);
-
- while (--alen >= 0) {
-
- PRINTD(("i2c_read: send memory word address byte %1d\n",alen));
- msg.condition = I2C_COND_NORMAL;
- msg.acknack = I2C_ACKNAK_WAITACK;
- msg.direction = I2C_WRITE;
- msg.data = addr_bytes[alen];
- if ((ret=i2c_transfer(&msg))) return -1;
- }
-
-
- /* start read sequence */
- PRINTD(("i2c_read: start read sequence\n"));
- msg.condition = I2C_COND_START;
- msg.acknack = I2C_ACKNAK_WAITACK;
- msg.direction = I2C_WRITE;
- msg.data = (chip << 1);
- msg.data |= 0x01;
- if ((ret=i2c_transfer(&msg))) return -1;
-
- /* read bytes; send NACK at last byte */
- while (len--) {
-
- if (len==0) {
- msg.condition = I2C_COND_STOP;
- msg.acknack = I2C_ACKNAK_SENDNAK;
- } else {
- msg.condition = I2C_COND_NORMAL;
- msg.acknack = I2C_ACKNAK_SENDACK;
- }
-
- msg.direction = I2C_READ;
- msg.data = 0x00;
- if ((ret=i2c_transfer(&msg))) return -1;
-
- *buffer = msg.data;
- PRINTD(("i2c_read: reading byte (0x%08x)=0x%02x\n",(unsigned int)buffer,*buffer));
- buffer++;
-
- }
-
- i2c_reset();
-
- return 0;
-}
-
-
-/**
- * i2c_write: - Write multiple bytes to an i2c device
- *
- * The higher level routines take into account that this function is only
- * called with len < page length of the device (see configuration file)
- *
- * @chip: address of the chip which is to be written
- * @addr: i2c data address within the chip
- * @alen: length of the i2c data address (1..2 bytes)
- * @buffer: where to find the data to be written
- * @len: how much byte do we want to read
- * @return: 0 in case of success
- */
-
-int i2c_write(uchar chip, uint addr, int alen, uchar *buffer, int len)
-{
- struct i2c_msg msg;
- u8 addr_bytes[3]; /* lowest...highest byte of data address */
-
- PRINTD(("i2c_write(chip=0x%02x, addr=0x%02x, alen=0x%02x, len=0x%02x)\n",chip,addr,alen,len));
-
- i2c_reset();
-
- /* chip address write */
- PRINTD(("i2c_write: chip address write\n"));
- msg.condition = I2C_COND_START;
- msg.acknack = I2C_ACKNAK_WAITACK;
- msg.direction = I2C_WRITE;
- msg.data = (chip << 1);
- msg.data &= 0xFE;
- if (i2c_transfer(&msg)) return -1;
-
- /*
- * send memory address bytes;
- * alen defines how much bytes we have to send.
- */
- addr_bytes[0] = (u8)((addr >> 0) & 0x000000FF);
- addr_bytes[1] = (u8)((addr >> 8) & 0x000000FF);
- addr_bytes[2] = (u8)((addr >> 16) & 0x000000FF);
-
- while (--alen >= 0) {
-
- PRINTD(("i2c_write: send memory word address\n"));
- msg.condition = I2C_COND_NORMAL;
- msg.acknack = I2C_ACKNAK_WAITACK;
- msg.direction = I2C_WRITE;
- msg.data = addr_bytes[alen];
- if (i2c_transfer(&msg)) return -1;
- }
-
- /* write bytes; send NACK at last byte */
- while (len--) {
-
- PRINTD(("i2c_write: writing byte (0x%08x)=0x%02x\n",(unsigned int)buffer,*buffer));
-
- if (len==0)
- msg.condition = I2C_COND_STOP;
- else
- msg.condition = I2C_COND_NORMAL;
-
- msg.acknack = I2C_ACKNAK_WAITACK;
- msg.direction = I2C_WRITE;
- msg.data = *(buffer++);
-
- if (i2c_transfer(&msg)) return -1;
-
- }
-
- i2c_reset();
-
- return 0;
-
-}
-
-#endif /* CONFIG_HARD_I2C */
diff --git a/arch/arm/include/asm/arch-a320/ftsdmc020.h b/arch/arm/include/asm/arch-a320/ftsdmc020.h
deleted file mode 100644
index 0699772..0000000
--- a/arch/arm/include/asm/arch-a320/ftsdmc020.h
+++ /dev/null
@@ -1,103 +0,0 @@
-/*
- * (C) Copyright 2009 Faraday Technology
- * Po-Yu Chuang <ratbert@faraday-tech.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., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-/*
- * SDRAM Controller
- */
-#ifndef __FTSDMC020_H
-#define __FTSDMC020_H
-
-#define FTSDMC020_OFFSET_TP0 0x00
-#define FTSDMC020_OFFSET_TP1 0x04
-#define FTSDMC020_OFFSET_CR 0x08
-#define FTSDMC020_OFFSET_BANK0_BSR 0x0C
-#define FTSDMC020_OFFSET_BANK1_BSR 0x10
-#define FTSDMC020_OFFSET_BANK2_BSR 0x14
-#define FTSDMC020_OFFSET_BANK3_BSR 0x18
-#define FTSDMC020_OFFSET_BANK4_BSR 0x1C
-#define FTSDMC020_OFFSET_BANK5_BSR 0x20
-#define FTSDMC020_OFFSET_BANK6_BSR 0x24
-#define FTSDMC020_OFFSET_BANK7_BSR 0x28
-#define FTSDMC020_OFFSET_ACR 0x34
-
-/*
- * Timing Parametet 0 Register
- */
-#define FTSDMC020_TP0_TCL(x) ((x) & 0x3)
-#define FTSDMC020_TP0_TWR(x) (((x) & 0x3) << 4)
-#define FTSDMC020_TP0_TRF(x) (((x) & 0xf) << 8)
-#define FTSDMC020_TP0_TRCD(x) (((x) & 0x7) << 12)
-#define FTSDMC020_TP0_TRP(x) (((x) & 0xf) << 16)
-#define FTSDMC020_TP0_TRAS(x) (((x) & 0xf) << 20)
-
-/*
- * Timing Parametet 1 Register
- */
-#define FTSDMC020_TP1_REF_INTV(x) ((x) & 0xffff)
-#define FTSDMC020_TP1_INI_REFT(x) (((x) & 0xf) << 16)
-#define FTSDMC020_TP1_INI_PREC(x) (((x) & 0xf) << 20)
-
-/*
- * Configuration Register
- */
-#define FTSDMC020_CR_SREF (1 << 0)
-#define FTSDMC020_CR_PWDN (1 << 1)
-#define FTSDMC020_CR_ISMR (1 << 2)
-#define FTSDMC020_CR_IREF (1 << 3)
-#define FTSDMC020_CR_IPREC (1 << 4)
-#define FTSDMC020_CR_REFTYPE (1 << 5)
-
-/*
- * SDRAM External Bank Base/Size Register
- */
-#define FTSDMC020_BANK_ENABLE (1 << 28)
-
-#define FTSDMC020_BANK_BASE(addr) (((addr) >> 20) << 16)
-
-#define FTSDMC020_BANK_DDW_X4 (0 << 12)
-#define FTSDMC020_BANK_DDW_X8 (1 << 12)
-#define FTSDMC020_BANK_DDW_X16 (2 << 12)
-#define FTSDMC020_BANK_DDW_X32 (3 << 12)
-
-#define FTSDMC020_BANK_DSZ_16M (0 << 8)
-#define FTSDMC020_BANK_DSZ_64M (1 << 8)
-#define FTSDMC020_BANK_DSZ_128M (2 << 8)
-#define FTSDMC020_BANK_DSZ_256M (3 << 8)
-
-#define FTSDMC020_BANK_MBW_8 (0 << 4)
-#define FTSDMC020_BANK_MBW_16 (1 << 4)
-#define FTSDMC020_BANK_MBW_32 (2 << 4)
-
-#define FTSDMC020_BANK_SIZE_1M 0x0
-#define FTSDMC020_BANK_SIZE_2M 0x1
-#define FTSDMC020_BANK_SIZE_4M 0x2
-#define FTSDMC020_BANK_SIZE_8M 0x3
-#define FTSDMC020_BANK_SIZE_16M 0x4
-#define FTSDMC020_BANK_SIZE_32M 0x5
-#define FTSDMC020_BANK_SIZE_64M 0x6
-#define FTSDMC020_BANK_SIZE_128M 0x7
-#define FTSDMC020_BANK_SIZE_256M 0x8
-
-/*
- * Arbiter Control Register
- */
-#define FTSDMC020_ACR_TOC(x) ((x) & 0x1f)
-#define FTSDMC020_ACR_TOE (1 << 8)
-
-#endif /* __FTSDMC020_H */
diff --git a/arch/arm/include/asm/arch-a320/ftsmc020.h b/arch/arm/include/asm/arch-a320/ftsmc020.h
deleted file mode 100644
index 95d9500..0000000
--- a/arch/arm/include/asm/arch-a320/ftsmc020.h
+++ /dev/null
@@ -1,79 +0,0 @@
-/*
- * (C) Copyright 2009 Faraday Technology
- * Po-Yu Chuang <ratbert@faraday-tech.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., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-/*
- * Static Memory Controller
- */
-#ifndef __FTSMC020_H
-#define __FTSMC020_H
-
-#ifndef __ASSEMBLY__
-
-struct ftsmc020 {
- struct {
- unsigned int cr; /* 0x00, 0x08, 0x10, 0x18 */
- unsigned int tpr; /* 0x04, 0x0c, 0x14, 0x1c */
- } bank[4];
- unsigned int pad[8]; /* 0x20 - 0x3c */
- unsigned int ssr; /* 0x40 */
-};
-
-void ftsmc020_init(void);
-
-#endif /* __ASSEMBLY__ */
-
-/*
- * Memory Bank Configuration Register
- */
-#define FTSMC020_BANK_ENABLE (1 << 28)
-#define FTSMC020_BANK_BASE(x) ((x) & 0x0fff1000)
-
-#define FTSMC020_BANK_WPROT (1 << 11)
-
-#define FTSMC020_BANK_SIZE_32K (0xb << 4)
-#define FTSMC020_BANK_SIZE_64K (0xc << 4)
-#define FTSMC020_BANK_SIZE_128K (0xd << 4)
-#define FTSMC020_BANK_SIZE_256K (0xe << 4)
-#define FTSMC020_BANK_SIZE_512K (0xf << 4)
-#define FTSMC020_BANK_SIZE_1M (0x0 << 4)
-#define FTSMC020_BANK_SIZE_2M (0x1 << 4)
-#define FTSMC020_BANK_SIZE_4M (0x2 << 4)
-#define FTSMC020_BANK_SIZE_8M (0x3 << 4)
-#define FTSMC020_BANK_SIZE_16M (0x4 << 4)
-#define FTSMC020_BANK_SIZE_32M (0x5 << 4)
-
-#define FTSMC020_BANK_MBW_8 (0x0 << 0)
-#define FTSMC020_BANK_MBW_16 (0x1 << 0)
-#define FTSMC020_BANK_MBW_32 (0x2 << 0)
-
-/*
- * Memory Bank Timing Parameter Register
- */
-#define FTSMC020_TPR_ETRNA(x) (((x) & 0xf) << 28)
-#define FTSMC020_TPR_EATI(x) (((x) & 0xf) << 24)
-#define FTSMC020_TPR_RBE (1 << 20)
-#define FTSMC020_TPR_AST(x) (((x) & 0x3) << 18)
-#define FTSMC020_TPR_CTW(x) (((x) & 0x3) << 16)
-#define FTSMC020_TPR_ATI(x) (((x) & 0xf) << 12)
-#define FTSMC020_TPR_AT2(x) (((x) & 0x3) << 8)
-#define FTSMC020_TPR_WTC(x) (((x) & 0x3) << 6)
-#define FTSMC020_TPR_AHT(x) (((x) & 0x3) << 4)
-#define FTSMC020_TPR_TRNA(x) (((x) & 0xf) << 0)
-
-#endif /* __FTSMC020_H */
diff --git a/arch/arm/include/asm/arch-a320/fttmr010.h b/arch/arm/include/asm/arch-a320/fttmr010.h
deleted file mode 100644
index 72abcb3..0000000
--- a/arch/arm/include/asm/arch-a320/fttmr010.h
+++ /dev/null
@@ -1,73 +0,0 @@
-/*
- * (C) Copyright 2009 Faraday Technology
- * Po-Yu Chuang <ratbert@faraday-tech.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., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-/*
- * Timer
- */
-#ifndef __FTTMR010_H
-#define __FTTMR010_H
-
-struct fttmr010 {
- unsigned int timer1_counter; /* 0x00 */
- unsigned int timer1_load; /* 0x04 */
- unsigned int timer1_match1; /* 0x08 */
- unsigned int timer1_match2; /* 0x0c */
- unsigned int timer2_counter; /* 0x10 */
- unsigned int timer2_load; /* 0x14 */
- unsigned int timer2_match1; /* 0x18 */
- unsigned int timer2_match2; /* 0x1c */
- unsigned int timer3_counter; /* 0x20 */
- unsigned int timer3_load; /* 0x24 */
- unsigned int timer3_match1; /* 0x28 */
- unsigned int timer3_match2; /* 0x2c */
- unsigned int cr; /* 0x30 */
- unsigned int interrupt_state; /* 0x34 */
- unsigned int interrupt_mask; /* 0x38 */
-};
-
-/*
- * Timer Control Register
- */
-#define FTTMR010_TM3_UPDOWN (1 << 11)
-#define FTTMR010_TM2_UPDOWN (1 << 10)
-#define FTTMR010_TM1_UPDOWN (1 << 9)
-#define FTTMR010_TM3_OFENABLE (1 << 8)
-#define FTTMR010_TM3_CLOCK (1 << 7)
-#define FTTMR010_TM3_ENABLE (1 << 6)
-#define FTTMR010_TM2_OFENABLE (1 << 5)
-#define FTTMR010_TM2_CLOCK (1 << 4)
-#define FTTMR010_TM2_ENABLE (1 << 3)
-#define FTTMR010_TM1_OFENABLE (1 << 2)
-#define FTTMR010_TM1_CLOCK (1 << 1)
-#define FTTMR010_TM1_ENABLE (1 << 0)
-
-/*
- * Timer Interrupt State & Mask Registers
- */
-#define FTTMR010_TM3_OVERFLOW (1 << 8)
-#define FTTMR010_TM3_MATCH2 (1 << 7)
-#define FTTMR010_TM3_MATCH1 (1 << 6)
-#define FTTMR010_TM2_OVERFLOW (1 << 5)
-#define FTTMR010_TM2_MATCH2 (1 << 4)
-#define FTTMR010_TM2_MATCH1 (1 << 3)
-#define FTTMR010_TM1_OVERFLOW (1 << 2)
-#define FTTMR010_TM1_MATCH2 (1 << 1)
-#define FTTMR010_TM1_MATCH1 (1 << 0)
-
-#endif /* __FTTMR010_H */
diff --git a/arch/arm/include/asm/arch-armada100/config.h b/arch/arm/include/asm/arch-armada100/config.h
index d804002..1126b38 100644
--- a/arch/arm/include/asm/arch-armada100/config.h
+++ b/arch/arm/include/asm/arch-armada100/config.h
@@ -40,5 +40,17 @@
#define MV_UART_CONSOLE_BASE ARMD1_UART1_BASE
#define CONFIG_SYS_NS16550_IER (1 << 6) /* Bit 6 in UART_IER register
represents UART Unit Enable */
+/*
+ * I2C definition
+ */
+#ifdef CONFIG_CMD_I2C
+#define CONFIG_I2C_MV 1
+#define CONFIG_MV_I2C_NUM 2
+#define CONFIG_I2C_MULTI_BUS 1
+#define CONFIG_MV_I2C_REG {0xd4011000, 0xd4025000}
+#define CONFIG_HARD_I2C 1
+#define CONFIG_SYS_I2C_SPEED 0
+#define CONFIG_SYS_I2C_SLAVE 0xfe
+#endif
#endif /* _ARMD1_CONFIG_H */
diff --git a/arch/arm/include/asm/arch-armada100/mfp.h b/arch/arm/include/asm/arch-armada100/mfp.h
index d21a79f..73783a7 100644
--- a/arch/arm/include/asm/arch-armada100/mfp.h
+++ b/arch/arm/include/asm/arch-armada100/mfp.h
@@ -37,28 +37,32 @@
* offset, pull,pF, drv,dF, edge,eF ,afn,aF
*/
/* UART1 */
-#define MFP107_UART1_TXD MFP_REG(0x01ac) | MFP_AF1 | MFP_DRIVE_FAST
-#define MFP107_UART1_RXD MFP_REG(0x01ac) | MFP_AF2 | MFP_DRIVE_FAST
-#define MFP108_UART1_RXD MFP_REG(0x01b0) | MFP_AF1 | MFP_DRIVE_FAST
-#define MFP108_UART1_TXD MFP_REG(0x01b0) | MFP_AF2 | MFP_DRIVE_FAST
-#define MFP109_UART1_CTS MFP_REG(0x01b4) | MFP_AF1 | MFP_DRIVE_MEDIUM
-#define MFP109_UART1_RTS MFP_REG(0x01b4) | MFP_AF2 | MFP_DRIVE_MEDIUM
-#define MFP110_UART1_RTS MFP_REG(0x01b8) | MFP_AF1 | MFP_DRIVE_MEDIUM
-#define MFP110_UART1_CTS MFP_REG(0x01b8) | MFP_AF2 | MFP_DRIVE_MEDIUM
-#define MFP111_UART1_RI MFP_REG(0x01bc) | MFP_AF1 | MFP_DRIVE_MEDIUM
-#define MFP111_UART1_DSR MFP_REG(0x01bc) | MFP_AF2 | MFP_DRIVE_MEDIUM
-#define MFP112_UART1_DTR MFP_REG(0x01c0) | MFP_AF1 | MFP_DRIVE_MEDIUM
-#define MFP112_UART1_DCD MFP_REG(0x01c0) | MFP_AF2 | MFP_DRIVE_MEDIUM
+#define MFP107_UART1_TXD (MFP_REG(0x01ac) | MFP_AF1 | MFP_DRIVE_FAST)
+#define MFP107_UART1_RXD (MFP_REG(0x01ac) | MFP_AF2 | MFP_DRIVE_FAST)
+#define MFP108_UART1_RXD (MFP_REG(0x01b0) | MFP_AF1 | MFP_DRIVE_FAST)
+#define MFP108_UART1_TXD (MFP_REG(0x01b0) | MFP_AF2 | MFP_DRIVE_FAST)
+#define MFP109_UART1_CTS (MFP_REG(0x01b4) | MFP_AF1 | MFP_DRIVE_MEDIUM)
+#define MFP109_UART1_RTS (MFP_REG(0x01b4) | MFP_AF2 | MFP_DRIVE_MEDIUM)
+#define MFP110_UART1_RTS (MFP_REG(0x01b8) | MFP_AF1 | MFP_DRIVE_MEDIUM)
+#define MFP110_UART1_CTS (MFP_REG(0x01b8) | MFP_AF2 | MFP_DRIVE_MEDIUM)
+#define MFP111_UART1_RI (MFP_REG(0x01bc) | MFP_AF1 | MFP_DRIVE_MEDIUM)
+#define MFP111_UART1_DSR (MFP_REG(0x01bc) | MFP_AF2 | MFP_DRIVE_MEDIUM)
+#define MFP112_UART1_DTR (MFP_REG(0x01c0) | MFP_AF1 | MFP_DRIVE_MEDIUM)
+#define MFP112_UART1_DCD (MFP_REG(0x01c0) | MFP_AF2 | MFP_DRIVE_MEDIUM)
/* UART2 */
-#define MFP47_UART2_RXD MFP_REG(0x0028) | MFP_AF6 | MFP_DRIVE_MEDIUM
-#define MFP48_UART2_TXD MFP_REG(0x002c) | MFP_AF6 | MFP_DRIVE_MEDIUM
-#define MFP88_UART2_RXD MFP_REG(0x0160) | MFP_AF2 | MFP_DRIVE_MEDIUM
-#define MFP89_UART2_TXD MFP_REG(0x0164) | MFP_AF2 | MFP_DRIVE_MEDIUM
+#define MFP47_UART2_RXD (MFP_REG(0x0028) | MFP_AF6 | MFP_DRIVE_MEDIUM)
+#define MFP48_UART2_TXD (MFP_REG(0x002c) | MFP_AF6 | MFP_DRIVE_MEDIUM)
+#define MFP88_UART2_RXD (MFP_REG(0x0160) | MFP_AF2 | MFP_DRIVE_MEDIUM)
+#define MFP89_UART2_TXD (MFP_REG(0x0164) | MFP_AF2 | MFP_DRIVE_MEDIUM)
/* UART3 */
-#define MFPO8_UART3_RXD MFP_REG(0x06c) | MFP_AF2 | MFP_DRIVE_MEDIUM
-#define MFPO9_UART3_TXD MFP_REG(0x070) | MFP_AF2 | MFP_DRIVE_MEDIUM
+#define MFPO8_UART3_RXD (MFP_REG(0x06c) | MFP_AF2 | MFP_DRIVE_MEDIUM)
+#define MFPO9_UART3_TXD (MFP_REG(0x070) | MFP_AF2 | MFP_DRIVE_MEDIUM)
+
+/* I2c */
+#define MFP105_CI2C_SDA (MFP_REG(0x1a4) | MFP_AF1 | MFP_DRIVE_MEDIUM)
+#define MFP106_CI2C_SCL (MFP_REG(0x1a8) | MFP_AF1 | MFP_DRIVE_MEDIUM)
/* More macros can be defined here... */
diff --git a/arch/arm/include/asm/arch-mx31/mx31.h b/arch/arm/include/asm/arch-mx31/clock.h
index a755212..8dc6e82 100644
--- a/arch/arm/include/asm/arch-mx31/mx31.h
+++ b/arch/arm/include/asm/arch-mx31/clock.h
@@ -21,8 +21,8 @@
* MA 02111-1307 USA
*/
-#ifndef __ASM_ARCH_MX31_H
-#define __ASM_ARCH_MX31_H
+#ifndef __ASM_ARCH_CLOCK_H
+#define __ASM_ARCH_CLOCK_H
extern u32 mx31_get_ipg_clk(void);
#define imx_get_uartclk mx31_get_ipg_clk
@@ -32,4 +32,4 @@ extern void mx31_set_pad(enum iomux_pins pin, u32 config);
void mx31_uart1_hw_init(void);
void mx31_spi2_hw_init(void);
-#endif /* __ASM_ARCH_MX31_H */
+#endif /* __ASM_ARCH_CLOCK_H */
diff --git a/arch/arm/include/asm/arch-mx31/mx31-regs.h b/arch/arm/include/asm/arch-mx31/imx-regs.h
index 105f7d8..c830a03 100644
--- a/arch/arm/include/asm/arch-mx31/mx31-regs.h
+++ b/arch/arm/include/asm/arch-mx31/imx-regs.h
@@ -21,8 +21,8 @@
* MA 02111-1307 USA
*/
-#ifndef __ASM_ARCH_MX31_REGS_H
-#define __ASM_ARCH_MX31_REGS_H
+#ifndef __ASM_ARCH_MX31_IMX_REGS_H
+#define __ASM_ARCH_MX31_IMX_REGS_H
#if !(defined(__KERNEL_STRICT_NAMES) || defined(__ASSEMBLY__))
#include <asm/types.h>
@@ -75,6 +75,39 @@ struct cspi_regs {
u32 test;
};
+/* Watchdog Timer (WDOG) registers */
+#define WDOG_ENABLE (1 << 2)
+#define WDOG_WT_SHIFT 8
+struct wdog_regs {
+ u16 wcr; /* Control */
+ u16 wsr; /* Service */
+ u16 wrsr; /* Reset Status */
+};
+
+/* IIM Control Registers */
+struct iim_regs {
+ u32 iim_stat;
+ u32 iim_statm;
+ u32 iim_err;
+ u32 iim_emask;
+ u32 iim_fctl;
+ u32 iim_ua;
+ u32 iim_la;
+ u32 iim_sdat;
+ u32 iim_prev;
+ u32 iim_srev;
+ u32 iim_prog_p;
+ u32 iim_scs0;
+ u32 iim_scs1;
+ u32 iim_scs2;
+ u32 iim_scs3;
+};
+
+struct mx3_cpu_type {
+ u8 srev;
+ char *v;
+};
+
#define IOMUX_PADNUM_MASK 0x1ff
#define IOMUX_PIN(gpionum, padnum) ((padnum) & IOMUX_PADNUM_MASK)
@@ -470,6 +503,8 @@ enum iomux_pins {
#define CCMR_FPM (1 << 1)
#define CCMR_CKIH (2 << 1)
+#define MX31_IIM_BASE_ADDR 0x5001C000
+
#define PDR0_CSI_PODF(x) (((x) & 0x1ff) << 23)
#define PDR0_PER_PODF(x) (((x) & 0x1f) << 16)
#define PDR0_HSP_PODF(x) (((x) & 0x7) << 11)
@@ -739,4 +774,4 @@ enum iomux_pins {
#define MXC_EHCI_IPPUE_DOWN (1 << 8)
#define MXC_EHCI_IPPUE_UP (1 << 9)
-#endif /* __ASM_ARCH_MX31_REGS_H */
+#endif /* __ASM_ARCH_MX31_IMX_REGS_H */
diff --git a/arch/arm/include/asm/arch-omap3/clocks.h b/arch/arm/include/asm/arch-omap3/clocks.h
index 40f80ba..bed0002 100644
--- a/arch/arm/include/asm/arch-omap3/clocks.h
+++ b/arch/arm/include/asm/arch-omap3/clocks.h
@@ -68,6 +68,7 @@ extern dpll_param *get_mpu_dpll_param(void);
extern dpll_param *get_iva_dpll_param(void);
extern dpll_param *get_core_dpll_param(void);
extern dpll_param *get_per_dpll_param(void);
+extern dpll_param *get_per2_dpll_param(void);
extern dpll_param *get_36x_mpu_dpll_param(void);
extern dpll_param *get_36x_iva_dpll_param(void);
diff --git a/arch/arm/include/asm/arch-omap3/clocks_omap3.h b/arch/arm/include/asm/arch-omap3/clocks_omap3.h
index 30ef690..ef600dd 100644
--- a/arch/arm/include/asm/arch-omap3/clocks_omap3.h
+++ b/arch/arm/include/asm/arch-omap3/clocks_omap3.h
@@ -282,6 +282,32 @@
#define PER_FSEL_38P4 0x07
#define PER_M2_38P4 0x09
+/* PER2 DPLL */
+#define PER2_M_12 0x78
+#define PER2_N_12 0x0B
+#define PER2_FSEL_12 0x03
+#define PER2_M2_12 0x01
+
+#define PER2_M_13 0x78
+#define PER2_N_13 0x0C
+#define PER2_FSEL_13 0x03
+#define PER2_M2_13 0x01
+
+#define PER2_M_19P2 0x2EE
+#define PER2_N_19P2 0x0B
+#define PER2_FSEL_19P2 0x06
+#define PER2_M2_19P2 0x0A
+
+#define PER2_M_26 0x78
+#define PER2_N_26 0x0C
+#define PER2_FSEL_26 0x03
+#define PER2_M2_26 0x01
+
+#define PER2_M_38P4 0x2EE
+#define PER2_N_38P4 0x0B
+#define PER2_FSEL_38P4 0x06
+#define PER2_M2_38P4 0x0A
+
/* 36XX PER DPLL */
#define PER_36XX_M_12 0x1B0
diff --git a/arch/arm/include/asm/arch-omap3/cpu.h b/arch/arm/include/asm/arch-omap3/cpu.h
index 962d6d4..e944de7 100644
--- a/arch/arm/include/asm/arch-omap3/cpu.h
+++ b/arch/arm/include/asm/arch-omap3/cpu.h
@@ -347,10 +347,13 @@ struct prcm {
u32 clksel2_pll_mpu; /* 0x944 */
u8 res6[0xb8];
u32 fclken1_core; /* 0xa00 */
- u8 res7[0xc];
+ u32 res_fclken2_core;
+ u32 fclken3_core; /* 0xa08 */
+ u8 res7[0x4];
u32 iclken1_core; /* 0xa10 */
u32 iclken2_core; /* 0xa14 */
- u8 res8[0x28];
+ u32 iclken3_core; /* 0xa18 */
+ u8 res8[0x24];
u32 clksel_core; /* 0xa40 */
u8 res9[0xbc];
u32 fclken_gfx; /* 0xb00 */
@@ -368,13 +371,17 @@ struct prcm {
u32 clksel_wkup; /* 0xc40 */
u8 res16[0xbc];
u32 clken_pll; /* 0xd00 */
- u8 res17[0x1c];
+ u32 clken2_pll; /* 0xd04 */
+ u8 res17[0x18];
u32 idlest_ckgen; /* 0xd20 */
- u8 res18[0x1c];
+ u32 idlest2_ckgen; /* 0xd24 */
+ u8 res18[0x18];
u32 clksel1_pll; /* 0xd40 */
u32 clksel2_pll; /* 0xd44 */
u32 clksel3_pll; /* 0xd48 */
- u8 res19[0xb4];
+ u32 clksel4_pll; /* 0xd4c */
+ u32 clksel5_pll; /* 0xd50 */
+ u8 res19[0xac];
u32 fclken_dss; /* 0xe00 */
u8 res20[0xc];
u32 iclken_dss; /* 0xe10 */
@@ -394,6 +401,10 @@ struct prcm {
u32 clksel_per; /* 0x1040 */
u8 res28[0xfc];
u32 clksel1_emu; /* 0x1140 */
+ u8 res29[0x2bc];
+ u32 fclken_usbhost; /* 0x1400 */
+ u8 res30[0xc];
+ u32 iclken_usbhost; /* 0x1410 */
};
#else /* __ASSEMBLY__ */
#define CM_CLKSEL_CORE 0x48004a40
diff --git a/arch/arm/include/asm/arch-omap3/ehci_omap3.h b/arch/arm/include/asm/arch-omap3/ehci_omap3.h
new file mode 100644
index 0000000..cd01f50
--- /dev/null
+++ b/arch/arm/include/asm/arch-omap3/ehci_omap3.h
@@ -0,0 +1,58 @@
+/*
+ * (C) Copyright 2011
+ * Alexander Holler <holler@ahsoftware.de>
+ *
+ * Based on "drivers/usb/host/ehci-omap.c" from Linux 2.6.37
+ *
+ * See there for additional Copyrights.
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ */
+#ifndef _EHCI_OMAP3_H_
+#define _EHCI_OMAP3_H_
+
+/* USB/EHCI registers */
+#define OMAP3_USBTLL_BASE 0x48062000UL
+#define OMAP3_UHH_BASE 0x48064000UL
+#define OMAP3_EHCI_BASE 0x48064800UL
+
+/* TLL Register Set */
+#define OMAP_USBTLL_SYSCONFIG (0x10)
+#define OMAP_USBTLL_SYSCONFIG_SOFTRESET (1 << 1)
+#define OMAP_USBTLL_SYSCONFIG_ENAWAKEUP (1 << 2)
+#define OMAP_USBTLL_SYSCONFIG_SIDLEMODE (1 << 3)
+#define OMAP_USBTLL_SYSCONFIG_CACTIVITY (1 << 8)
+
+#define OMAP_USBTLL_SYSSTATUS (0x14)
+#define OMAP_USBTLL_SYSSTATUS_RESETDONE (1 << 0)
+
+/* UHH Register Set */
+#define OMAP_UHH_SYSCONFIG (0x10)
+#define OMAP_UHH_SYSCONFIG_SOFTRESET (1 << 1)
+#define OMAP_UHH_SYSCONFIG_CACTIVITY (1 << 8)
+#define OMAP_UHH_SYSCONFIG_SIDLEMODE (1 << 3)
+#define OMAP_UHH_SYSCONFIG_ENAWAKEUP (1 << 2)
+#define OMAP_UHH_SYSCONFIG_MIDLEMODE (1 << 12)
+
+#define OMAP_UHH_HOSTCONFIG (0x40)
+#define OMAP_UHH_HOSTCONFIG_INCR4_BURST_EN (1 << 2)
+#define OMAP_UHH_HOSTCONFIG_INCR8_BURST_EN (1 << 3)
+#define OMAP_UHH_HOSTCONFIG_INCR16_BURST_EN (1 << 4)
+
+#endif /* _EHCI_OMAP3_H_ */
diff --git a/arch/arm/include/asm/arch-omap3/omap3-regs.h b/arch/arm/include/asm/arch-omap3/omap3-regs.h
new file mode 100644
index 0000000..818214f
--- /dev/null
+++ b/arch/arm/include/asm/arch-omap3/omap3-regs.h
@@ -0,0 +1,95 @@
+/*
+ * (c) 2011 Comelit Group SpA, Luca Ceresoli <luca.ceresoli@comelit.it>
+ *
+ * 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
+ */
+
+#ifndef _OMAP3_REGS_H
+#define _OMAP3_REGS_H
+
+/*
+ * Register definitions for OMAP3 processors.
+ */
+
+/*
+ * GPMC_CONFIG1 - GPMC_CONFIG7
+ */
+
+/* Values for GPMC_CONFIG1 - signal control parameters */
+#define WRAPBURST (1 << 31)
+#define READMULTIPLE (1 << 30)
+#define READTYPE (1 << 29)
+#define WRITEMULTIPLE (1 << 28)
+#define WRITETYPE (1 << 27)
+#define CLKACTIVATIONTIME(x) (((x) & 3) << 25)
+#define ATTACHEDDEVICEPAGELENGTH(x) (((x) & 3) << 23)
+#define WAITREADMONITORING (1 << 22)
+#define WAITWRITEMONITORING (1 << 21)
+#define WAITMONITORINGTIME(x) (((x) & 3) << 18)
+#define WAITPINSELECT(x) (((x) & 3) << 16)
+#define DEVICESIZE(x) (((x) & 3) << 12)
+#define DEVICESIZE_8BIT DEVICESIZE(0)
+#define DEVICESIZE_16BIT DEVICESIZE(1)
+#define DEVICETYPE(x) (((x) & 3) << 10)
+#define DEVICETYPE_NOR DEVICETYPE(0)
+#define DEVICETYPE_NAND DEVICETYPE(2)
+#define MUXADDDATA (1 << 9)
+#define TIMEPARAGRANULARITY (1 << 4)
+#define GPMCFCLKDIVIDER(x) (((x) & 3) << 0)
+
+/* Values for GPMC_CONFIG2 - CS timing */
+#define CSWROFFTIME(x) (((x) & 0x1f) << 16)
+#define CSRDOFFTIME(x) (((x) & 0x1f) << 8)
+#define CSEXTRADELAY (1 << 7)
+#define CSONTIME(x) (((x) & 0xf) << 0)
+
+/* Values for GPMC_CONFIG3 - nADV timing */
+#define ADVWROFFTIME(x) (((x) & 0x1f) << 16)
+#define ADVRDOFFTIME(x) (((x) & 0x1f) << 8)
+#define ADVEXTRADELAY (1 << 7)
+#define ADVONTIME(x) (((x) & 0xf) << 0)
+
+/* Values for GPMC_CONFIG4 - nWE and nOE timing */
+#define WEOFFTIME(x) (((x) & 0x1f) << 24)
+#define WEEXTRADELAY (1 << 23)
+#define WEONTIME(x) (((x) & 0xf) << 16)
+#define OEOFFTIME(x) (((x) & 0x1f) << 8)
+#define OEEXTRADELAY (1 << 7)
+#define OEONTIME(x) (((x) & 0xf) << 0)
+
+/* Values for GPMC_CONFIG5 - RdAccessTime and CycleTime timing */
+#define PAGEBURSTACCESSTIME(x) (((x) & 0xf) << 24)
+#define RDACCESSTIME(x) (((x) & 0x1f) << 16)
+#define WRCYCLETIME(x) (((x) & 0x1f) << 8)
+#define RDCYCLETIME(x) (((x) & 0x1f) << 0)
+
+/* Values for GPMC_CONFIG6 - misc timings */
+#define WRACCESSTIME(x) (((x) & 0x1f) << 24)
+#define WRDATAONADMUXBUS(x) (((x) & 0xf) << 16)
+#define CYCLE2CYCLEDELAY(x) (((x) & 0xf) << 8)
+#define CYCLE2CYCLESAMECSEN (1 << 7)
+#define CYCLE2CYCLEDIFFCSEN (1 << 6)
+#define BUSTURNAROUND(x) (((x) & 0xf) << 0)
+
+/* Values for GPMC_CONFIG7 - CS address mapping configuration */
+#define MASKADDRESS(x) (((x) & 0xf) << 8)
+#define CSVALID (1 << 6)
+#define BASEADDRESS(x) (((x) & 0x3f) << 0)
+
+#endif /* _OMAP3_REGS_H */
diff --git a/arch/arm/include/asm/arch-omap3/omap3.h b/arch/arm/include/asm/arch-omap3/omap3.h
index 3957c79..cc2b541 100644
--- a/arch/arm/include/asm/arch-omap3/omap3.h
+++ b/arch/arm/include/asm/arch-omap3/omap3.h
@@ -50,6 +50,20 @@
/* CONTROL */
#define OMAP34XX_CTRL_BASE (OMAP34XX_L4_IO_BASE + 0x2000)
+#ifndef __ASSEMBLY__
+/* Signal Integrity Parameter Control Registers */
+struct control_prog_io {
+ unsigned char res[0x408];
+ unsigned int io2; /* 0x408 */
+ unsigned char res2[0x38];
+ unsigned int io0; /* 0x444 */
+ unsigned int io1; /* 0x448 */
+};
+#endif /* __ASSEMBLY__ */
+
+/* Bit definition for CONTROL_PROG_IO1 */
+#define PRG_I2C2_PULLUPRESX 0x00000001
+
/* UART */
#define OMAP34XX_UART1 (OMAP34XX_L4_IO_BASE + 0x6a000)
#define OMAP34XX_UART2 (OMAP34XX_L4_IO_BASE + 0x6c000)
diff --git a/arch/arm/include/asm/arch-orion5x/cpu.h b/arch/arm/include/asm/arch-orion5x/cpu.h
index c84efaf..2f52ca8 100644
--- a/arch/arm/include/asm/arch-orion5x/cpu.h
+++ b/arch/arm/include/asm/arch-orion5x/cpu.h
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2010 Albert ARIBAUD <albert.aribaud@free.fr>
+ * Copyright (C) 2010 Albert ARIBAUD <albert.u.boot@aribaud.net>
*
* Based on original Kirorion5x_ood support which is
* (C) Copyright 2009
diff --git a/arch/arm/include/asm/arch-orion5x/mv88f5182.h b/arch/arm/include/asm/arch-orion5x/mv88f5182.h
index 86ba08d..0b46aef 100644
--- a/arch/arm/include/asm/arch-orion5x/mv88f5182.h
+++ b/arch/arm/include/asm/arch-orion5x/mv88f5182.h
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2010 Albert ARIBAUD <albert.aribaud@free.fr>
+ * Copyright (C) 2010 Albert ARIBAUD <albert.u.boot@aribaud.net>
*
* Based on original Kirkwood 88F6182 support which is
* (C) Copyright 2009
diff --git a/arch/arm/include/asm/arch-orion5x/orion5x.h b/arch/arm/include/asm/arch-orion5x/orion5x.h
index e3d3f76..9aeef88 100644
--- a/arch/arm/include/asm/arch-orion5x/orion5x.h
+++ b/arch/arm/include/asm/arch-orion5x/orion5x.h
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2010 Albert ARIBAUD <albert.aribaud@free.fr>
+ * Copyright (C) 2010 Albert ARIBAUD <albert.u.boot@aribaud.net>
*
* Based on original Kirkwood support which is
* (C) Copyright 2009
@@ -42,6 +42,7 @@
#define ORION5X_REGISTER(x) (ORION5X_REGS_PHY_BASE + x)
/* Documented registers */
+#define ORION5X_DRAM_BASE (ORION5X_REGISTER(0x01500))
#define ORION5X_TWSI_BASE (ORION5X_REGISTER(0x11000))
#define ORION5X_UART0_BASE (ORION5X_REGISTER(0x12000))
#define ORION5X_UART1_BASE (ORION5X_REGISTER(0x12100))
diff --git a/arch/arm/include/asm/arch-pantheon/config.h b/arch/arm/include/asm/arch-pantheon/config.h
index 710b386..5658592 100644
--- a/arch/arm/include/asm/arch-pantheon/config.h
+++ b/arch/arm/include/asm/arch-pantheon/config.h
@@ -34,5 +34,15 @@
#define MV_UART_CONSOLE_BASE PANTHEON_UART1_BASE
#define CONFIG_SYS_NS16550_IER (1 << 6) /* Bit 6 in UART_IER register
represents UART Unit Enable */
+/*
+ * I2C definition
+ */
+#ifdef CONFIG_CMD_I2C
+#define CONFIG_I2C_MV 1
+#define CONFIG_MV_I2C_REG 0xd4011000
+#define CONFIG_HARD_I2C 1
+#define CONFIG_SYS_I2C_SPEED 0
+#define CONFIG_SYS_I2C_SLAVE 0xfe
+#endif
#endif /* _PANTHEON_CONFIG_H */
diff --git a/arch/arm/include/asm/arch-pantheon/cpu.h b/arch/arm/include/asm/arch-pantheon/cpu.h
index 30f4393..60955c5 100644
--- a/arch/arm/include/asm/arch-pantheon/cpu.h
+++ b/arch/arm/include/asm/arch-pantheon/cpu.h
@@ -50,7 +50,9 @@ struct panthapb_registers {
u32 uart0; /*0x000*/
u32 uart1; /*0x004*/
u32 gpio; /*0x008*/
- u8 pad0[0x034 - 0x08 - 4];
+ u8 pad0[0x02c - 0x08 - 4];
+ u32 twsi; /*0x02c*/
+ u8 pad1[0x034 - 0x2c - 4];
u32 timers; /*0x034*/
};
diff --git a/arch/arm/include/asm/arch-pantheon/mfp.h b/arch/arm/include/asm/arch-pantheon/mfp.h
index fb291cf..e939196 100644
--- a/arch/arm/include/asm/arch-pantheon/mfp.h
+++ b/arch/arm/include/asm/arch-pantheon/mfp.h
@@ -32,8 +32,10 @@
* offset, pull,pF, drv,dF, edge,eF ,afn,aF
*/
/* UART2 */
-#define MFP47_UART2_RXD MFP_REG(0x198) | MFP_AF6 | MFP_DRIVE_MEDIUM
-#define MFP48_UART2_TXD MFP_REG(0x19c) | MFP_AF6 | MFP_DRIVE_MEDIUM
+#define MFP47_UART2_RXD (MFP_REG(0x198) | MFP_AF6 | MFP_DRIVE_MEDIUM)
+#define MFP48_UART2_TXD (MFP_REG(0x19c) | MFP_AF6 | MFP_DRIVE_MEDIUM)
+#define MFP53_CI2C_SCL (MFP_REG(0x1b0) | MFP_AF2 | MFP_DRIVE_MEDIUM)
+#define MFP54_CI2C_SDA (MFP_REG(0x1b4) | MFP_AF2 | MFP_DRIVE_MEDIUM)
/* More macros can be defined here... */
diff --git a/arch/arm/include/asm/arch-pxa/pxa-regs.h b/arch/arm/include/asm/arch-pxa/pxa-regs.h
index 65a387f..109fdc0 100644
--- a/arch/arm/include/asm/arch-pxa/pxa-regs.h
+++ b/arch/arm/include/asm/arch-pxa/pxa-regs.h
@@ -456,62 +456,6 @@ typedef void (*ExcpHndlr) (void) ;
IrSR_XMITIR_IR_MODE)
/*
- * I2C registers
- */
-#define IBMR 0x40301680 /* I2C Bus Monitor Register - IBMR */
-#define IDBR 0x40301688 /* I2C Data Buffer Register - IDBR */
-#define ICR 0x40301690 /* I2C Control Register - ICR */
-#define ISR 0x40301698 /* I2C Status Register - ISR */
-#define ISAR 0x403016A0 /* I2C Slave Address Register - ISAR */
-
-#ifdef CONFIG_CPU_MONAHANS
-#define PWRIBMR 0x40f500C0 /* Power I2C Bus Monitor Register-IBMR */
-#define PWRIDBR 0x40f500C4 /* Power I2C Data Buffer Register-IDBR */
-#define PWRICR 0x40f500C8 /* Power I2C Control Register - ICR */
-#define PWRISR 0x40f500CC /* Power I2C Status Register - ISR */
-#define PWRISAR 0x40f500D0 /* Power I2C Slave Address Register-ISAR */
-#else
-#define PWRIBMR 0x40f00180 /* Power I2C Bus Monitor Register-IBMR */
-#define PWRIDBR 0x40f00188 /* Power I2C Data Buffer Register-IDBR */
-#define PWRICR 0x40f00190 /* Power I2C Control Register - ICR */
-#define PWRISR 0x40f00198 /* Power I2C Status Register - ISR */
-#define PWRISAR 0x40f001A0 /* Power I2C Slave Address Register-ISAR */
-#endif
-
-/* ----- Control register bits ---------------------------------------- */
-
-#define ICR_START 0x1 /* start bit */
-#define ICR_STOP 0x2 /* stop bit */
-#define ICR_ACKNAK 0x4 /* send ACK(0) or NAK(1) */
-#define ICR_TB 0x8 /* transfer byte bit */
-#define ICR_MA 0x10 /* master abort */
-#define ICR_SCLE 0x20 /* master clock enable, mona SCLEA */
-#define ICR_IUE 0x40 /* unit enable */
-#define ICR_GCD 0x80 /* general call disable */
-#define ICR_ITEIE 0x100 /* enable tx interrupts */
-#define ICR_IRFIE 0x200 /* enable rx interrupts, mona: DRFIE */
-#define ICR_BEIE 0x400 /* enable bus error ints */
-#define ICR_SSDIE 0x800 /* slave STOP detected int enable */
-#define ICR_ALDIE 0x1000 /* enable arbitration interrupt */
-#define ICR_SADIE 0x2000 /* slave address detected int enable */
-#define ICR_UR 0x4000 /* unit reset */
-#define ICR_FM 0x8000 /* Fast Mode */
-
-/* ----- Status register bits ----------------------------------------- */
-
-#define ISR_RWM 0x1 /* read/write mode */
-#define ISR_ACKNAK 0x2 /* ack/nak status */
-#define ISR_UB 0x4 /* unit busy */
-#define ISR_IBB 0x8 /* bus busy */
-#define ISR_SSD 0x10 /* slave stop detected */
-#define ISR_ALD 0x20 /* arbitration loss detected */
-#define ISR_ITE 0x40 /* tx buffer empty */
-#define ISR_IRF 0x80 /* rx buffer full */
-#define ISR_GCAD 0x100 /* general call address detected */
-#define ISR_SAD 0x200 /* slave address detected */
-#define ISR_BED 0x400 /* bus error no ACK/NAK */
-
-/*
* Serial Audio Controller
*/
/* FIXME the audio defines collide w/ the SA1111 defines. I don't like these
diff --git a/arch/arm/include/asm/arch-tegra2/clk_rst.h b/arch/arm/include/asm/arch-tegra2/clk_rst.h
index 6d573bf..bd8ad2c 100644
--- a/arch/arm/include/asm/arch-tegra2/clk_rst.h
+++ b/arch/arm/include/asm/arch-tegra2/clk_rst.h
@@ -149,6 +149,9 @@ struct clk_rst_ctlr {
uint crc_clk_src_csite; /*_CSITE_0, 0x1D4 */
uint crc_reserved19[9]; /* 0x1D8-1F8 */
uint crc_clk_src_osc; /*_OSC_0, 0x1FC */
+ uint crc_reserved20[80]; /* 0x200-33C */
+ uint crc_cpu_cmplx_set; /* _CPU_CMPLX_SET_0, 0x340 */
+ uint crc_cpu_cmplx_clr; /* _CPU_CMPLX_CLR_0, 0x344 */
};
#define PLL_BYPASS (1 << 31)
@@ -157,9 +160,35 @@ struct clk_rst_ctlr {
#define PLL_DIVP (1 << 20) /* post divider, b22:20 */
#define PLL_DIVM 0x0C /* input divider, b4:0 */
-#define SWR_UARTD_RST (1 << 2)
-#define CLK_ENB_UARTD (1 << 2)
+#define SWR_UARTD_RST (1 << 1)
+#define CLK_ENB_UARTD (1 << 1)
#define SWR_UARTA_RST (1 << 6)
#define CLK_ENB_UARTA (1 << 6)
+#define SWR_CPU_RST (1 << 0)
+#define CLK_ENB_CPU (1 << 0)
+#define SWR_CSITE_RST (1 << 9)
+#define CLK_ENB_CSITE (1 << 9)
+
+#define SET_CPURESET0 (1 << 0)
+#define SET_DERESET0 (1 << 4)
+#define SET_DBGRESET0 (1 << 12)
+
+#define SET_CPURESET1 (1 << 1)
+#define SET_DERESET1 (1 << 5)
+#define SET_DBGRESET1 (1 << 13)
+
+#define CLR_CPURESET0 (1 << 0)
+#define CLR_DERESET0 (1 << 4)
+#define CLR_DBGRESET0 (1 << 12)
+
+#define CLR_CPURESET1 (1 << 1)
+#define CLR_DERESET1 (1 << 5)
+#define CLR_DBGRESET1 (1 << 13)
+
+#define CPU0_CLK_STP (1 << 8)
+#define CPU1_CLK_STP (1 << 9)
+
+#define CPCON (1 << 8)
+
#endif /* CLK_RST_H */
diff --git a/arch/arm/include/asm/arch-tegra2/gpio.h b/arch/arm/include/asm/arch-tegra2/gpio.h
new file mode 100644
index 0000000..0fb8f0d
--- /dev/null
+++ b/arch/arm/include/asm/arch-tegra2/gpio.h
@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2011, Google Inc. All rights reserved.
+ * 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
+ */
+
+#ifndef _TEGRA2_GPIO_H_
+#define _TEGRA2_GPIO_H_
+
+/*
+ * The Tegra 2x GPIO controller has 222 GPIOs arranged in 8 banks of 4 ports,
+ * each with 8 GPIOs.
+ */
+#define TEGRA_GPIO_PORTS 4 /* The number of ports per bank */
+#define TEGRA_GPIO_BANKS 8 /* The number of banks */
+
+/* GPIO Controller registers for a single bank */
+struct gpio_ctlr_bank {
+ uint gpio_config[TEGRA_GPIO_PORTS];
+ uint gpio_dir_out[TEGRA_GPIO_PORTS];
+ uint gpio_out[TEGRA_GPIO_PORTS];
+ uint gpio_in[TEGRA_GPIO_PORTS];
+ uint gpio_int_status[TEGRA_GPIO_PORTS];
+ uint gpio_int_enable[TEGRA_GPIO_PORTS];
+ uint gpio_int_level[TEGRA_GPIO_PORTS];
+ uint gpio_int_clear[TEGRA_GPIO_PORTS];
+};
+
+struct gpio_ctlr {
+ struct gpio_ctlr_bank gpio_bank[TEGRA_GPIO_BANKS];
+};
+
+#define GPIO_BANK(x) ((x) >> 5)
+#define GPIO_PORT(x) (((x) >> 3) & 0x3)
+#define GPIO_BIT(x) ((x) & 0x7)
+
+/*
+ * GPIO_PI3 = Port I = 8, bit = 3.
+ * Seaboard: used for UART/SPI selection
+ * Harmony: not used
+ */
+#define GPIO_PI3 ((8 << 3) | 3)
+
+#endif /* TEGRA2_GPIO_H_ */
diff --git a/arch/arm/include/asm/arch-tegra2/pmc.h b/arch/arm/include/asm/arch-tegra2/pmc.h
index 7ec9eeb..b1d47cd 100644
--- a/arch/arm/include/asm/arch-tegra2/pmc.h
+++ b/arch/arm/include/asm/arch-tegra2/pmc.h
@@ -121,4 +121,12 @@ struct pmc_ctlr {
uint pmc_gate; /* _GATE_0, offset 15C */
};
+#define CPU_PWRED 1
+#define CPU_CLMP 1
+
+#define PARTID_CP 0xFFFFFFF8
+#define START_CP (1 << 8)
+
+#define CPUPWRREQ_OE (1 << 16)
+
#endif /* PMC_H */
diff --git a/arch/arm/include/asm/arch-tegra2/scu.h b/arch/arm/include/asm/arch-tegra2/scu.h
new file mode 100644
index 0000000..787ded0
--- /dev/null
+++ b/arch/arm/include/asm/arch-tegra2/scu.h
@@ -0,0 +1,43 @@
+/*
+ * (C) Copyright 2010,2011
+ * NVIDIA Corporation <www.nvidia.com>
+ *
+ * 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
+ */
+
+#ifndef _SCU_H_
+#define _SCU_H_
+
+/* ARM Snoop Control Unit (SCU) registers */
+struct scu_ctlr {
+ uint scu_ctrl; /* SCU Control Register, offset 00 */
+ uint scu_cfg; /* SCU Config Register, offset 04 */
+ uint scu_cpu_pwr_stat; /* SCU CPU Power Status Register, offset 08 */
+ uint scu_inv_all; /* SCU Invalidate All Register, offset 0C */
+ uint scu_reserved0[12]; /* reserved, offset 10-3C */
+ uint scu_filt_start; /* SCU Filtering Start Address Reg, offset 40 */
+ uint scu_filt_end; /* SCU Filtering End Address Reg, offset 44 */
+ uint scu_reserved1[2]; /* reserved, offset 48-4C */
+ uint scu_acc_ctl; /* SCU Access Control Register, offset 50 */
+ uint scu_ns_acc_ctl; /* SCU Non-secure Access Cntrl Reg, offset 54 */
+};
+
+#define SCU_CTRL_ENABLE (1 << 0)
+
+#endif /* SCU_H */
diff --git a/arch/arm/include/asm/arch-tegra2/tegra2.h b/arch/arm/include/asm/arch-tegra2/tegra2.h
index 9001b68..742a75a 100644
--- a/arch/arm/include/asm/arch-tegra2/tegra2.h
+++ b/arch/arm/include/asm/arch-tegra2/tegra2.h
@@ -25,8 +25,13 @@
#define _TEGRA2_H_
#define NV_PA_SDRAM_BASE 0x00000000
+#define NV_PA_ARM_PERIPHBASE 0x50040000
+#define NV_PA_PG_UP_BASE 0x60000000
#define NV_PA_TMRUS_BASE 0x60005010
#define NV_PA_CLK_RST_BASE 0x60006000
+#define NV_PA_FLOW_BASE 0x60007000
+#define NV_PA_GPIO_BASE 0x6000D000
+#define NV_PA_EVP_BASE 0x6000F000
#define NV_PA_APB_MISC_BASE 0x70000000
#define NV_PA_APB_UARTA_BASE (NV_PA_APB_MISC_BASE + 0x6000)
#define NV_PA_APB_UARTB_BASE (NV_PA_APB_MISC_BASE + 0x6040)
@@ -34,9 +39,13 @@
#define NV_PA_APB_UARTD_BASE (NV_PA_APB_MISC_BASE + 0x6300)
#define NV_PA_APB_UARTE_BASE (NV_PA_APB_MISC_BASE + 0x6400)
#define NV_PA_PMC_BASE 0x7000E400
+#define NV_PA_CSITE_BASE 0x70040000
#define TEGRA2_SDRC_CS0 NV_PA_SDRAM_BASE
#define LOW_LEVEL_SRAM_STACK 0x4000FFFC
+#define EARLY_AVP_STACK (NV_PA_SDRAM_BASE + 0x20000)
+#define EARLY_CPU_STACK (EARLY_AVP_STACK - 4096)
+#define PG_UP_TAG_AVP 0xAAAAAAAA
#ifndef __ASSEMBLY__
struct timerus {
diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h
new file mode 100644
index 0000000..5e4789b
--- /dev/null
+++ b/arch/arm/include/asm/assembler.h
@@ -0,0 +1,60 @@
+/*
+ * arch/arm/include/asm/assembler.h
+ *
+ * Copyright (C) 1996-2000 Russell King
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This file contains arm architecture specific defines
+ * for the different processors.
+ *
+ * Do not include any C declarations in this file - it is included by
+ * assembler source.
+ */
+
+/*
+ * Endian independent macros for shifting bytes within registers.
+ */
+#ifndef __ARMEB__
+#define pull lsr
+#define push lsl
+#define get_byte_0 lsl #0
+#define get_byte_1 lsr #8
+#define get_byte_2 lsr #16
+#define get_byte_3 lsr #24
+#define put_byte_0 lsl #0
+#define put_byte_1 lsl #8
+#define put_byte_2 lsl #16
+#define put_byte_3 lsl #24
+#else
+#define pull lsl
+#define push lsr
+#define get_byte_0 lsr #24
+#define get_byte_1 lsr #16
+#define get_byte_2 lsr #8
+#define get_byte_3 lsl #0
+#define put_byte_0 lsl #24
+#define put_byte_1 lsl #16
+#define put_byte_2 lsl #8
+#define put_byte_3 lsl #0
+#endif
+
+/*
+ * Data preload for architectures that support it
+ */
+#if defined(__ARM_ARCH_5E__) || defined(__ARM_ARCH_5TE__) || \
+ defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) || \
+ defined(__ARM_ARCH_6T2__) || defined(__ARM_ARCH_6Z__) || \
+ defined(__ARM_ARCH_6ZK__) || defined(__ARM_ARCH_7A__) || \
+ defined(__ARM_ARCH_7R__)
+#define PLD(code...) code
+#else
+#define PLD(code...)
+#endif
+
+/*
+ * Cache alligned
+ */
+#define CALGN(code...) code
diff --git a/arch/arm/include/asm/string.h b/arch/arm/include/asm/string.h
index c3ea582..c6dfb25 100644
--- a/arch/arm/include/asm/string.h
+++ b/arch/arm/include/asm/string.h
@@ -1,6 +1,8 @@
#ifndef __ASM_ARM_STRING_H
#define __ASM_ARM_STRING_H
+#include <config.h>
+
/*
* We don't do inline string functions, since the
* optimised inline asm versions are not small.
@@ -12,7 +14,9 @@ extern char * strrchr(const char * s, int c);
#undef __HAVE_ARCH_STRCHR
extern char * strchr(const char * s, int c);
-#undef __HAVE_ARCH_MEMCPY
+#ifdef CONFIG_USE_ARCH_MEMCPY
+#define __HAVE_ARCH_MEMCPY
+#endif
extern void * memcpy(void *, const void *, __kernel_size_t);
#undef __HAVE_ARCH_MEMMOVE
@@ -22,7 +26,9 @@ extern void * memmove(void *, const void *, __kernel_size_t);
extern void * memchr(const void *, int, __kernel_size_t);
#undef __HAVE_ARCH_MEMZERO
-#undef __HAVE_ARCH_MEMSET
+#ifdef CONFIG_USE_ARCH_MEMSET
+#define __HAVE_ARCH_MEMSET
+#endif
extern void * memset(void *, int, __kernel_size_t);
#if 0
diff --git a/arch/arm/lib/Makefile b/arch/arm/lib/Makefile
index 454440c..03b1b5e 100644
--- a/arch/arm/lib/Makefile
+++ b/arch/arm/lib/Makefile
@@ -44,6 +44,8 @@ COBJS-y += cache-cp15.o
endif
COBJS-y += interrupts.o
COBJS-y += reset.o
+SOBJS-$(CONFIG_USE_ARCH_MEMSET) += memset.o
+SOBJS-$(CONFIG_USE_ARCH_MEMCPY) += memcpy.o
SRCS := $(GLSOBJS:.o=.S) $(GLCOBJS:.o=.c) \
$(SOBJS-y:.o=.S) $(COBJS-y:.o=.c)
diff --git a/arch/arm/lib/board.c b/arch/arm/lib/board.c
index dc46e21..1a784a1 100644
--- a/arch/arm/lib/board.c
+++ b/arch/arm/lib/board.c
@@ -356,9 +356,13 @@ void board_init_f (ulong bootflag)
#endif /* CONFIG_VFD */
#ifdef CONFIG_LCD
+#ifdef CONFIG_FB_ADDR
+ gd->fb_base = CONFIG_FB_ADDR;
+#else
/* reserve memory for LCD display (always full pages) */
addr = lcd_setmem (addr);
gd->fb_base = addr;
+#endif /* CONFIG_FB_ADDR */
#endif /* CONFIG_LCD */
/*
@@ -399,7 +403,7 @@ void board_init_f (ulong bootflag)
CONFIG_STACKSIZE_IRQ+CONFIG_STACKSIZE_FIQ, addr_sp);
#endif
/* leave 3 words for abort-stack */
- addr_sp -= 3;
+ addr_sp -= 12;
/* 8-byte alignment for ABI compliance */
addr_sp &= ~0x07;
diff --git a/arch/arm/lib/memcpy.S b/arch/arm/lib/memcpy.S
new file mode 100644
index 0000000..40db90e
--- /dev/null
+++ b/arch/arm/lib/memcpy.S
@@ -0,0 +1,241 @@
+/*
+ * linux/arch/arm/lib/memcpy.S
+ *
+ * Author: Nicolas Pitre
+ * Created: Sep 28, 2005
+ * Copyright: MontaVista Software, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <asm/assembler.h>
+
+#define W(instr) instr
+
+#define LDR1W_SHIFT 0
+#define STR1W_SHIFT 0
+
+ .macro ldr1w ptr reg abort
+ W(ldr) \reg, [\ptr], #4
+ .endm
+
+ .macro ldr4w ptr reg1 reg2 reg3 reg4 abort
+ ldmia \ptr!, {\reg1, \reg2, \reg3, \reg4}
+ .endm
+
+ .macro ldr8w ptr reg1 reg2 reg3 reg4 reg5 reg6 reg7 reg8 abort
+ ldmia \ptr!, {\reg1, \reg2, \reg3, \reg4, \reg5, \reg6, \reg7, \reg8}
+ .endm
+
+ .macro ldr1b ptr reg cond=al abort
+ ldr\cond\()b \reg, [\ptr], #1
+ .endm
+
+ .macro str1w ptr reg abort
+ W(str) \reg, [\ptr], #4
+ .endm
+
+ .macro str8w ptr reg1 reg2 reg3 reg4 reg5 reg6 reg7 reg8 abort
+ stmia \ptr!, {\reg1, \reg2, \reg3, \reg4, \reg5, \reg6, \reg7, \reg8}
+ .endm
+
+ .macro str1b ptr reg cond=al abort
+ str\cond\()b \reg, [\ptr], #1
+ .endm
+
+ .macro enter reg1 reg2
+ stmdb sp!, {r0, \reg1, \reg2}
+ .endm
+
+ .macro exit reg1 reg2
+ ldmfd sp!, {r0, \reg1, \reg2}
+ .endm
+
+ .text
+
+/* Prototype: void *memcpy(void *dest, const void *src, size_t n); */
+
+.globl memcpy
+memcpy:
+
+ enter r4, lr
+
+ subs r2, r2, #4
+ blt 8f
+ ands ip, r0, #3
+ PLD( pld [r1, #0] )
+ bne 9f
+ ands ip, r1, #3
+ bne 10f
+
+1: subs r2, r2, #(28)
+ stmfd sp!, {r5 - r8}
+ blt 5f
+
+ CALGN( ands ip, r0, #31 )
+ CALGN( rsb r3, ip, #32 )
+ CALGN( sbcnes r4, r3, r2 ) @ C is always set here
+ CALGN( bcs 2f )
+ CALGN( adr r4, 6f )
+ CALGN( subs r2, r2, r3 ) @ C gets set
+ CALGN( add pc, r4, ip )
+
+ PLD( pld [r1, #0] )
+2: PLD( subs r2, r2, #96 )
+ PLD( pld [r1, #28] )
+ PLD( blt 4f )
+ PLD( pld [r1, #60] )
+ PLD( pld [r1, #92] )
+
+3: PLD( pld [r1, #124] )
+4: ldr8w r1, r3, r4, r5, r6, r7, r8, ip, lr, abort=20f
+ subs r2, r2, #32
+ str8w r0, r3, r4, r5, r6, r7, r8, ip, lr, abort=20f
+ bge 3b
+ PLD( cmn r2, #96 )
+ PLD( bge 4b )
+
+5: ands ip, r2, #28
+ rsb ip, ip, #32
+#if LDR1W_SHIFT > 0
+ lsl ip, ip, #LDR1W_SHIFT
+#endif
+ addne pc, pc, ip @ C is always clear here
+ b 7f
+6:
+ .rept (1 << LDR1W_SHIFT)
+ W(nop)
+ .endr
+ ldr1w r1, r3, abort=20f
+ ldr1w r1, r4, abort=20f
+ ldr1w r1, r5, abort=20f
+ ldr1w r1, r6, abort=20f
+ ldr1w r1, r7, abort=20f
+ ldr1w r1, r8, abort=20f
+ ldr1w r1, lr, abort=20f
+
+#if LDR1W_SHIFT < STR1W_SHIFT
+ lsl ip, ip, #STR1W_SHIFT - LDR1W_SHIFT
+#elif LDR1W_SHIFT > STR1W_SHIFT
+ lsr ip, ip, #LDR1W_SHIFT - STR1W_SHIFT
+#endif
+ add pc, pc, ip
+ nop
+ .rept (1 << STR1W_SHIFT)
+ W(nop)
+ .endr
+ str1w r0, r3, abort=20f
+ str1w r0, r4, abort=20f
+ str1w r0, r5, abort=20f
+ str1w r0, r6, abort=20f
+ str1w r0, r7, abort=20f
+ str1w r0, r8, abort=20f
+ str1w r0, lr, abort=20f
+
+ CALGN( bcs 2b )
+
+7: ldmfd sp!, {r5 - r8}
+
+8: movs r2, r2, lsl #31
+ ldr1b r1, r3, ne, abort=21f
+ ldr1b r1, r4, cs, abort=21f
+ ldr1b r1, ip, cs, abort=21f
+ str1b r0, r3, ne, abort=21f
+ str1b r0, r4, cs, abort=21f
+ str1b r0, ip, cs, abort=21f
+
+ exit r4, pc
+
+9: rsb ip, ip, #4
+ cmp ip, #2
+ ldr1b r1, r3, gt, abort=21f
+ ldr1b r1, r4, ge, abort=21f
+ ldr1b r1, lr, abort=21f
+ str1b r0, r3, gt, abort=21f
+ str1b r0, r4, ge, abort=21f
+ subs r2, r2, ip
+ str1b r0, lr, abort=21f
+ blt 8b
+ ands ip, r1, #3
+ beq 1b
+
+10: bic r1, r1, #3
+ cmp ip, #2
+ ldr1w r1, lr, abort=21f
+ beq 17f
+ bgt 18f
+
+
+ .macro forward_copy_shift pull push
+
+ subs r2, r2, #28
+ blt 14f
+
+ CALGN( ands ip, r0, #31 )
+ CALGN( rsb ip, ip, #32 )
+ CALGN( sbcnes r4, ip, r2 ) @ C is always set here
+ CALGN( subcc r2, r2, ip )
+ CALGN( bcc 15f )
+
+11: stmfd sp!, {r5 - r9}
+
+ PLD( pld [r1, #0] )
+ PLD( subs r2, r2, #96 )
+ PLD( pld [r1, #28] )
+ PLD( blt 13f )
+ PLD( pld [r1, #60] )
+ PLD( pld [r1, #92] )
+
+12: PLD( pld [r1, #124] )
+13: ldr4w r1, r4, r5, r6, r7, abort=19f
+ mov r3, lr, pull #\pull
+ subs r2, r2, #32
+ ldr4w r1, r8, r9, ip, lr, abort=19f
+ orr r3, r3, r4, push #\push
+ mov r4, r4, pull #\pull
+ orr r4, r4, r5, push #\push
+ mov r5, r5, pull #\pull
+ orr r5, r5, r6, push #\push
+ mov r6, r6, pull #\pull
+ orr r6, r6, r7, push #\push
+ mov r7, r7, pull #\pull
+ orr r7, r7, r8, push #\push
+ mov r8, r8, pull #\pull
+ orr r8, r8, r9, push #\push
+ mov r9, r9, pull #\pull
+ orr r9, r9, ip, push #\push
+ mov ip, ip, pull #\pull
+ orr ip, ip, lr, push #\push
+ str8w r0, r3, r4, r5, r6, r7, r8, r9, ip, , abort=19f
+ bge 12b
+ PLD( cmn r2, #96 )
+ PLD( bge 13b )
+
+ ldmfd sp!, {r5 - r9}
+
+14: ands ip, r2, #28
+ beq 16f
+
+15: mov r3, lr, pull #\pull
+ ldr1w r1, lr, abort=21f
+ subs ip, ip, #4
+ orr r3, r3, lr, push #\push
+ str1w r0, r3, abort=21f
+ bgt 15b
+ CALGN( cmp r2, #0 )
+ CALGN( bge 11b )
+
+16: sub r1, r1, #(\push / 8)
+ b 8b
+
+ .endm
+
+
+ forward_copy_shift pull=8 push=24
+
+17: forward_copy_shift pull=16 push=16
+
+18: forward_copy_shift pull=24 push=8
+
diff --git a/arch/arm/lib/memset.S b/arch/arm/lib/memset.S
new file mode 100644
index 0000000..0cdf895
--- /dev/null
+++ b/arch/arm/lib/memset.S
@@ -0,0 +1,126 @@
+/*
+ * linux/arch/arm/lib/memset.S
+ *
+ * Copyright (C) 1995-2000 Russell King
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * ASM optimised string functions
+ */
+#include <asm/assembler.h>
+
+ .text
+ .align 5
+ .word 0
+
+1: subs r2, r2, #4 @ 1 do we have enough
+ blt 5f @ 1 bytes to align with?
+ cmp r3, #2 @ 1
+ strltb r1, [r0], #1 @ 1
+ strleb r1, [r0], #1 @ 1
+ strb r1, [r0], #1 @ 1
+ add r2, r2, r3 @ 1 (r2 = r2 - (4 - r3))
+/*
+ * The pointer is now aligned and the length is adjusted. Try doing the
+ * memset again.
+ */
+
+.globl memset
+memset:
+ ands r3, r0, #3 @ 1 unaligned?
+ bne 1b @ 1
+/*
+ * we know that the pointer in r0 is aligned to a word boundary.
+ */
+ orr r1, r1, r1, lsl #8
+ orr r1, r1, r1, lsl #16
+ mov r3, r1
+ cmp r2, #16
+ blt 4f
+
+#if ! CALGN(1)+0
+
+/*
+ * We need an extra register for this loop - save the return address and
+ * use the LR
+ */
+ str lr, [sp, #-4]!
+ mov ip, r1
+ mov lr, r1
+
+2: subs r2, r2, #64
+ stmgeia r0!, {r1, r3, ip, lr} @ 64 bytes at a time.
+ stmgeia r0!, {r1, r3, ip, lr}
+ stmgeia r0!, {r1, r3, ip, lr}
+ stmgeia r0!, {r1, r3, ip, lr}
+ bgt 2b
+ ldmeqfd sp!, {pc} @ Now <64 bytes to go.
+/*
+ * No need to correct the count; we're only testing bits from now on
+ */
+ tst r2, #32
+ stmneia r0!, {r1, r3, ip, lr}
+ stmneia r0!, {r1, r3, ip, lr}
+ tst r2, #16
+ stmneia r0!, {r1, r3, ip, lr}
+ ldr lr, [sp], #4
+
+#else
+
+/*
+ * This version aligns the destination pointer in order to write
+ * whole cache lines at once.
+ */
+
+ stmfd sp!, {r4-r7, lr}
+ mov r4, r1
+ mov r5, r1
+ mov r6, r1
+ mov r7, r1
+ mov ip, r1
+ mov lr, r1
+
+ cmp r2, #96
+ tstgt r0, #31
+ ble 3f
+
+ and ip, r0, #31
+ rsb ip, ip, #32
+ sub r2, r2, ip
+ movs ip, ip, lsl #(32 - 4)
+ stmcsia r0!, {r4, r5, r6, r7}
+ stmmiia r0!, {r4, r5}
+ tst ip, #(1 << 30)
+ mov ip, r1
+ strne r1, [r0], #4
+
+3: subs r2, r2, #64
+ stmgeia r0!, {r1, r3-r7, ip, lr}
+ stmgeia r0!, {r1, r3-r7, ip, lr}
+ bgt 3b
+ ldmeqfd sp!, {r4-r7, pc}
+
+ tst r2, #32
+ stmneia r0!, {r1, r3-r7, ip, lr}
+ tst r2, #16
+ stmneia r0!, {r4-r7}
+ ldmfd sp!, {r4-r7, lr}
+
+#endif
+
+4: tst r2, #8
+ stmneia r0!, {r1, r3}
+ tst r2, #4
+ strne r1, [r0], #4
+/*
+ * When we get here, we've got less than 4 bytes to zero. We
+ * may have an unaligned pointer as well.
+ */
+5: tst r2, #2
+ strneb r1, [r0], #1
+ strneb r1, [r0], #1
+ tst r2, #1
+ strneb r1, [r0], #1
+ mov pc, lr