diff options
Diffstat (limited to 'cpu')
67 files changed, 1288 insertions, 1067 deletions
diff --git a/cpu/74xx_7xx/cpu.c b/cpu/74xx_7xx/cpu.c index f4e5fc5..9c8998b 100644 --- a/cpu/74xx_7xx/cpu.c +++ b/cpu/74xx_7xx/cpu.c @@ -44,6 +44,10 @@ #include <74xx_7xx.h> #include <asm/cache.h> +#if defined(CONFIG_OF_FLAT_TREE) +#include <ft_build.h> +#endif + #ifdef CONFIG_AMIGAONEG3SE #include "../board/MAI/AmigaOneG3SE/via686.h" #include "../board/MAI/AmigaOneG3SE/memio.h" @@ -101,6 +105,10 @@ get_cpu_type(void) type = CPU_7457; break; + case 0x8003: + type = CPU_7447A; + break; + case 0x8004: type = CPU_7448; break; @@ -156,6 +164,10 @@ int checkcpu (void) str = "MPC7410"; break; + case CPU_7447A: + str = "MPC7447A"; + break; + case CPU_7448: str = "MPC7448"; break; @@ -264,20 +276,19 @@ do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) /* * For the 7400 the TB clock runs at 1/4 the cpu bus speed. */ -#ifdef CONFIG_AMIGAONEG3SE +#if defined(CONFIG_AMIGAONEG3SE) || defined(CFG_CONFIG_BUS_CLK) unsigned long get_tbclk(void) { return (gd->bus_clk / 4); } -#else /* ! CONFIG_AMIGAONEG3SE */ +#else /* ! CONFIG_AMIGAONEG3SE and !CFG_CONFIG_BUS_CLK*/ unsigned long get_tbclk (void) { return CFG_BUS_HZ / 4; } -#endif /* CONFIG_AMIGAONEG3SE */ +#endif /* CONFIG_AMIGAONEG3SE or CFG_CONFIG_BUS_CLK*/ /* ------------------------------------------------------------------------- */ - #if defined(CONFIG_WATCHDOG) #if !defined(CONFIG_PCIPPC2) && !defined(CONFIG_BAB7xx) void @@ -289,3 +300,30 @@ watchdog_reset(void) #endif /* CONFIG_WATCHDOG */ /* ------------------------------------------------------------------------- */ + +#ifdef CONFIG_OF_FLAT_TREE +void +ft_cpu_setup (void *blob, bd_t *bd) +{ + u32 *p; + ulong clock; + int len; + + clock = bd->bi_busfreq; + + p = ft_get_prop (blob, "/cpus/" OF_CPU "/bus-frequency", &len); + if (p != NULL) + *p = cpu_to_be32 (clock); + +#if defined(CONFIG_TSI108_ETH) + p = ft_get_prop (blob, "/" OF_TSI "/ethernet@6200/address", &len); + memcpy (p, bd->bi_enetaddr, 6); +#endif + +#if defined(CONFIG_HAS_ETH1) + p = ft_get_prop (blob, "/" OF_TSI "/ethernet@6600/address", &len); + memcpy (p, bd->bi_enet1addr, 6); +#endif +} +#endif +/* ------------------------------------------------------------------------- */ diff --git a/cpu/74xx_7xx/cpu_init.c b/cpu/74xx_7xx/cpu_init.c index e02a4cc..1dd1b2c 100644 --- a/cpu/74xx_7xx/cpu_init.c +++ b/cpu/74xx_7xx/cpu_init.c @@ -43,6 +43,7 @@ cpu_init_f (void) case CPU_7450: case CPU_7455: case CPU_7457: + case CPU_7447A: case CPU_7448: /* enable the timebase bit in HID0 */ set_hid0(get_hid0() | 0x4000000); diff --git a/cpu/74xx_7xx/speed.c b/cpu/74xx_7xx/speed.c index d1800ed..d8c40ce 100644 --- a/cpu/74xx_7xx/speed.c +++ b/cpu/74xx_7xx/speed.c @@ -31,6 +31,8 @@ DECLARE_GLOBAL_DATA_PTR; +extern unsigned long get_board_bus_clk (void); + static const int hid1_multipliers_x_10[] = { 25, /* 0000 - 2.5x */ 75, /* 0001 - 7.5x */ @@ -50,6 +52,42 @@ static const int hid1_multipliers_x_10[] = { 0 /* 1111 - off */ }; +/* PLL_CFG[0:4] table for cpu 7448/7447A/7455/7457 */ +static const int hid1_74xx_multipliers_x_10[] = { + 115, /* 00000 - 11.5x */ + 170, /* 00001 - 17x */ + 75, /* 00010 - 7.5x */ + 150, /* 00011 - 15x */ + 70, /* 00100 - 7x */ + 180, /* 00101 - 18x */ + 10, /* 00110 - bypass */ + 200, /* 00111 - 20x */ + 20, /* 01000 - 2x */ + 210, /* 01001 - 21x */ + 65, /* 01010 - 6.5x */ + 130, /* 01011 - 13x */ + 85, /* 01100 - 8.5x */ + 240, /* 01101 - 24x */ + 95, /* 01110 - 9.5x */ + 90, /* 01111 - 9x */ + 30, /* 10000 - 3x */ + 105, /* 10001 - 10.5x */ + 55, /* 10010 - 5.5x */ + 110, /* 10011 - 11x */ + 40, /* 10100 - 4x */ + 100, /* 10101 - 10x */ + 50, /* 10110 - 5x */ + 120, /* 10111 - 12x */ + 80, /* 11000 - 8x */ + 140, /* 11001 - 14x */ + 60, /* 11010 - 6x */ + 160, /* 11011 - 16x */ + 135, /* 11100 - 13.5x */ + 280, /* 11101 - 28x */ + 0, /* 11110 - off */ + 125 /* 11111 - 12.5x */ +}; + static const int hid1_fx_multipliers_x_10[] = { 00, /* 0000 - off */ 00, /* 0001 - off */ @@ -89,22 +127,30 @@ int get_clocks (void) { ulong clock = 0; +#ifdef CFG_BUS_CLK + gd->bus_clk = CFG_BUS_CLK; /* bus clock is a fixed frequency */ +#else + gd->bus_clk = get_board_bus_clk (); /* bus clock is configurable */ +#endif + /* calculate the clock frequency based upon the CPU type */ switch (get_cpu_type()) { + case CPU_7447A: case CPU_7448: case CPU_7455: case CPU_7457: /* - * It is assumed that the PLL_EXT line is zero. * Make sure division is done before multiplication to prevent 32-bit * arithmetic overflows which will cause a negative number */ - clock = (CFG_BUS_CLK / 10) * hid1_multipliers_x_10[(get_hid1 () >> 13) & 0xF]; + clock = (gd->bus_clk / 10) * + hid1_74xx_multipliers_x_10[(get_hid1 () >> 12) & 0x1F]; break; case CPU_750GX: case CPU_750FX: - clock = CFG_BUS_CLK * hid1_fx_multipliers_x_10[get_hid1 () >> 27] / 10; + clock = gd->bus_clk * + hid1_fx_multipliers_x_10[get_hid1 () >> 27] / 10; break; case CPU_7450: @@ -121,7 +167,8 @@ int get_clocks (void) * Make sure division is done before multiplication to prevent 32-bit * arithmetic overflows which will cause a negative number */ - clock = (CFG_BUS_CLK / 10) * hid1_multipliers_x_10[get_hid1 () >> 28]; + clock = (gd->bus_clk / 10) * + hid1_multipliers_x_10[get_hid1 () >> 28]; break; case CPU_UNKNOWN: @@ -131,7 +178,6 @@ int get_clocks (void) } gd->cpu_clk = clock; - gd->bus_clk = CFG_BUS_CLK; return (0); } diff --git a/cpu/at32ap/Makefile b/cpu/at32ap/Makefile index f62ec8b..f69b1f3 100644 --- a/cpu/at32ap/Makefile +++ b/cpu/at32ap/Makefile @@ -30,7 +30,7 @@ LIB := $(obj)lib$(CPU).a START := start.o SOBJS := entry.o COBJS := cpu.o hsdramc.o exception.o cache.o -COBJS += interrupts.o device.o pm.o pio.o +COBJS += interrupts.o pio.o atmel_mci.o SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c) OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) START := $(addprefix $(obj),$(START)) diff --git a/cpu/at32ap/at32ap7000/Makefile b/cpu/at32ap/at32ap7000/Makefile index 2ed74d2..d276712 100644 --- a/cpu/at32ap/at32ap7000/Makefile +++ b/cpu/at32ap/at32ap7000/Makefile @@ -24,7 +24,7 @@ include $(TOPDIR)/config.mk LIB := $(obj)lib$(SOC).a -COBJS := hebi.o devices.o +COBJS := gpio.o SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) diff --git a/cpu/at32ap/at32ap7000/devices.c b/cpu/at32ap/at32ap7000/devices.c deleted file mode 100644 index 8b216e9..0000000 --- a/cpu/at32ap/at32ap7000/devices.c +++ /dev/null @@ -1,448 +0,0 @@ -/* - * Copyright (C) 2006 Atmel Corporation - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ -#include <common.h> - -#include <asm/arch/memory-map.h> -#include <asm/arch/platform.h> - -#include "../sm.h" - -#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) - -const struct clock_domain chip_clock[] = { - [CLOCK_CPU] = { - .reg = SM_PM_CPU_MASK, - .id = CLOCK_CPU, - .bridge = NO_DEVICE, - }, - [CLOCK_HSB] = { - .reg = SM_PM_HSB_MASK, - .id = CLOCK_HSB, - .bridge = NO_DEVICE, - }, - [CLOCK_PBA] = { - .reg = SM_PM_PBA_MASK, - .id = CLOCK_PBA, - .bridge = DEVICE_PBA_BRIDGE, - }, - [CLOCK_PBB] = { - .reg = SM_PM_PBB_MASK, - .id = CLOCK_PBB, - .bridge = DEVICE_PBB_BRIDGE, - }, -}; - -static const struct resource hebi_resource[] = { - { - .type = RESOURCE_CLOCK, - .u = { - .clock = { CLOCK_HSB, 0 }, - }, - }, { - .type = RESOURCE_CLOCK, - .u = { - .clock = { CLOCK_PBB, 13 }, - }, - }, { - .type = RESOURCE_CLOCK, - .u = { - .clock = { CLOCK_PBB, 14 }, - }, - }, { - .type = RESOURCE_GPIO, - .u = { - .gpio = { 27, DEVICE_PIOE, GPIO_FUNC_A, 0 }, - }, - }, -}; -static const struct resource pba_bridge_resource[] = { - { - .type = RESOURCE_CLOCK, - .u = { - .clock = { CLOCK_HSB, 1 }, - } - }, { - .type = RESOURCE_CLOCK, - .u = { - /* HSB-HSB Bridge */ - .clock = { CLOCK_HSB, 4 }, - }, - }, -}; -static const struct resource pbb_bridge_resource[] = { - { - .type = RESOURCE_CLOCK, - .u = { - .clock = { CLOCK_HSB, 2 }, - }, - }, -}; -static const struct resource hramc_resource[] = { - { - .type = RESOURCE_CLOCK, - .u = { - .clock = { CLOCK_HSB, 3 }, - }, - }, -}; -static const struct resource pioa_resource[] = { - { - .type = RESOURCE_CLOCK, - .u = { - .clock = { CLOCK_PBA, 10 }, - }, - }, -}; -static const struct resource piob_resource[] = { - { - .type = RESOURCE_CLOCK, - .u = { - .clock = { CLOCK_PBA, 11 }, - }, - }, -}; -static const struct resource pioc_resource[] = { - { - .type = RESOURCE_CLOCK, - .u = { - .clock = { CLOCK_PBA, 12 }, - }, - }, -}; -static const struct resource piod_resource[] = { - { - .type = RESOURCE_CLOCK, - .u = { - .clock = { CLOCK_PBA, 13 }, - }, - }, -}; -static const struct resource pioe_resource[] = { - { - .type = RESOURCE_CLOCK, - .u = { - .clock = { CLOCK_PBA, 14 }, - }, - }, -}; -static const struct resource sm_resource[] = { - { - .type = RESOURCE_CLOCK, - .u = { - .clock = { CLOCK_PBB, 0 }, - }, - }, -}; -static const struct resource intc_resource[] = { - { - .type = RESOURCE_CLOCK, - .u = { - .clock = { CLOCK_PBB, 1 }, - }, - }, -}; -static const struct resource hmatrix_resource[] = { - { - .type = RESOURCE_CLOCK, - .u = { - .clock = { CLOCK_PBB, 2 }, - }, - }, -}; -#if defined(CFG_HPDC) -static const struct resource hpdc_resource[] = { - { - .type = RESOURCE_CLOCK, - .u = { - .clock = { CLOCK_PBA, 16 }, - }, - }, -}; -#endif -#if defined(CFG_MACB0) -static const struct resource macb0_resource[] = { - { - .type = RESOURCE_CLOCK, - .u = { - .clock = { CLOCK_HSB, 8 }, - }, - }, { - .type = RESOURCE_CLOCK, - .u = { - .clock = { CLOCK_PBB, 6 }, - }, - }, { - .type = RESOURCE_GPIO, - .u = { - .gpio = { 19, DEVICE_PIOC, GPIO_FUNC_A, 0 }, - }, - }, -}; -#endif -#if defined(CFG_MACB1) -static const struct resource macb1_resource[] = { - { - .type = RESOURCE_CLOCK, - .u = { - .clock = { CLOCK_HSB, 9 }, - }, - }, { - .type = RESOURCE_CLOCK, - .u = { - .clock = { CLOCK_PBB, 7 }, - }, - }, { - .type = RESOURCE_GPIO, - .u = { - .gpio = { 12, DEVICE_PIOC, GPIO_FUNC_B, 19 }, - }, - }, { - .type = RESOURCE_GPIO, - .u = { - .gpio = { 14, DEVICE_PIOD, GPIO_FUNC_B, 2 }, - }, - }, -}; -#endif -#if defined(CFG_LCDC) -static const struct resource lcdc_resource[] = { - { - .type = RESOURCE_CLOCK, - .u = { - .clock = { CLOCK_HSB, 7 }, - }, - }, -}; -#endif -#if defined(CFG_USART0) -static const struct resource usart0_resource[] = { - { - .type = RESOURCE_CLOCK, - .u = { - .clock = { CLOCK_PBA, 3 }, - }, - }, { - .type = RESOURCE_GPIO, - .u = { - .gpio = { 2, DEVICE_PIOA, GPIO_FUNC_B, 8 }, - }, - }, -}; -#endif -#if defined(CFG_USART1) -static const struct resource usart1_resource[] = { - { - .type = RESOURCE_CLOCK, - .u = { - .clock = { CLOCK_PBA, 4 }, - }, - }, { - .type = RESOURCE_GPIO, - .u = { - .gpio = { 2, DEVICE_PIOA, GPIO_FUNC_A, 17 }, - }, - }, -}; -#endif -#if defined(CFG_USART2) -static const struct resource usart2_resource[] = { - { - .type = RESOURCE_CLOCK, - .u = { - .clock = { CLOCK_PBA, 5 }, - }, - }, { - .type = RESOURCE_GPIO, - .u = { - .gpio = { 2, DEVICE_PIOB, GPIO_FUNC_B, 26 }, - }, - }, -}; -#endif -#if defined(CFG_USART3) -static const struct resource usart3_resource[] = { - { - .type = RESOURCE_CLOCK, - .u = { - .clock = { CLOCK_PBA, 6 }, - }, - }, { - .type = RESOURCE_GPIO, - .u = { - .gpio = { 2, DEVICE_PIOB, GPIO_FUNC_B, 17 }, - }, - }, -}; -#endif -#if defined(CFG_MMCI) -static const struct resource mmci_resource[] = { - { - .type = RESOURCE_CLOCK, - .u = { - .clock = { CLOCK_PBB, 9 }, - }, - }, { - .type = RESOURCE_GPIO, - .u = { - .gpio = { 6, DEVICE_PIOA, GPIO_FUNC_A, 10 }, - }, - }, -}; -#endif -#if defined(CFG_DMAC) -static const struct resource dmac_resource[] = { - { - .type = RESOURCE_CLOCK, - .u = { - .clock = { CLOCK_HSB, 10 }, - }, - }, -}; -#endif - -const struct device chip_device[] = { - [DEVICE_HEBI] = { - .regs = (void *)HSMC_BASE, - .nr_resources = ARRAY_SIZE(hebi_resource), - .resource = hebi_resource, - }, - [DEVICE_PBA_BRIDGE] = { - .nr_resources = ARRAY_SIZE(pba_bridge_resource), - .resource = pba_bridge_resource, - }, - [DEVICE_PBB_BRIDGE] = { - .nr_resources = ARRAY_SIZE(pbb_bridge_resource), - .resource = pbb_bridge_resource, - }, - [DEVICE_HRAMC] = { - .nr_resources = ARRAY_SIZE(hramc_resource), - .resource = hramc_resource, - }, - [DEVICE_PIOA] = { - .regs = (void *)PIOA_BASE, - .nr_resources = ARRAY_SIZE(pioa_resource), - .resource = pioa_resource, - }, - [DEVICE_PIOB] = { - .regs = (void *)PIOB_BASE, - .nr_resources = ARRAY_SIZE(piob_resource), - .resource = piob_resource, - }, - [DEVICE_PIOC] = { - .regs = (void *)PIOC_BASE, - .nr_resources = ARRAY_SIZE(pioc_resource), - .resource = pioc_resource, - }, - [DEVICE_PIOD] = { - .regs = (void *)PIOD_BASE, - .nr_resources = ARRAY_SIZE(piod_resource), - .resource = piod_resource, - }, - [DEVICE_PIOE] = { - .regs = (void *)PIOE_BASE, - .nr_resources = ARRAY_SIZE(pioe_resource), - .resource = pioe_resource, - }, - [DEVICE_SM] = { - .regs = (void *)SM_BASE, - .nr_resources = ARRAY_SIZE(sm_resource), - .resource = sm_resource, - }, - [DEVICE_INTC] = { - .regs = (void *)INTC_BASE, - .nr_resources = ARRAY_SIZE(intc_resource), - .resource = intc_resource, - }, - [DEVICE_HMATRIX] = { - .regs = (void *)HMATRIX_BASE, - .nr_resources = ARRAY_SIZE(hmatrix_resource), - .resource = hmatrix_resource, - }, -#if defined(CFG_HPDC) - [DEVICE_HPDC] = { - .nr_resources = ARRAY_SIZE(hpdc_resource), - .resource = hpdc_resource, - }, -#endif -#if defined(CFG_MACB0) - [DEVICE_MACB0] = { - .regs = (void *)MACB0_BASE, - .nr_resources = ARRAY_SIZE(macb0_resource), - .resource = macb0_resource, - }, -#endif -#if defined(CFG_MACB1) - [DEVICE_MACB1] = { - .regs = (void *)MACB1_BASE, - .nr_resources = ARRAY_SIZE(macb1_resource), - .resource = macb1_resource, - }, -#endif -#if defined(CFG_LCDC) - [DEVICE_LCDC] = { - .nr_resources = ARRAY_SIZE(lcdc_resource), - .resource = lcdc_resource, - }, -#endif -#if defined(CFG_USART0) - [DEVICE_USART0] = { - .regs = (void *)USART0_BASE, - .nr_resources = ARRAY_SIZE(usart0_resource), - .resource = usart0_resource, - }, -#endif -#if defined(CFG_USART1) - [DEVICE_USART1] = { - .regs = (void *)USART1_BASE, - .nr_resources = ARRAY_SIZE(usart1_resource), - .resource = usart1_resource, - }, -#endif -#if defined(CFG_USART2) - [DEVICE_USART2] = { - .regs = (void *)USART2_BASE, - .nr_resources = ARRAY_SIZE(usart2_resource), - .resource = usart2_resource, - }, -#endif -#if defined(CFG_USART3) - [DEVICE_USART3] = { - .regs = (void *)USART3_BASE, - .nr_resources = ARRAY_SIZE(usart3_resource), - .resource = usart3_resource, - }, -#endif -#if defined(CFG_MMCI) - [DEVICE_MMCI] = { - .regs = (void *)MMCI_BASE, - .nr_resources = ARRAY_SIZE(mmci_resource), - .resource = mmci_resource, - }, -#endif -#if defined(CFG_DMAC) - [DEVICE_DMAC] = { - .regs = (void *)DMAC_BASE, - .nr_resources = ARRAY_SIZE(dmac_resource), - .resource = dmac_resource, - }, -#endif -}; diff --git a/cpu/at32ap/at32ap7000/gpio.c b/cpu/at32ap/at32ap7000/gpio.c new file mode 100644 index 0000000..52f5372 --- /dev/null +++ b/cpu/at32ap/at32ap7000/gpio.c @@ -0,0 +1,137 @@ +/* + * Copyright (C) 2006 Atmel Corporation + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ +#include <common.h> + +#include <asm/arch/gpio.h> + +/* + * Lots of small functions here. We depend on --gc-sections getting + * rid of the ones we don't need. + */ +void gpio_enable_ebi(void) +{ +#ifdef CFG_HSDRAMC +#ifndef CFG_SDRAM_16BIT + gpio_select_periph_A(GPIO_PIN_PE0, 0); + gpio_select_periph_A(GPIO_PIN_PE1, 0); + gpio_select_periph_A(GPIO_PIN_PE2, 0); + gpio_select_periph_A(GPIO_PIN_PE3, 0); + gpio_select_periph_A(GPIO_PIN_PE4, 0); + gpio_select_periph_A(GPIO_PIN_PE5, 0); + gpio_select_periph_A(GPIO_PIN_PE6, 0); + gpio_select_periph_A(GPIO_PIN_PE7, 0); + gpio_select_periph_A(GPIO_PIN_PE8, 0); + gpio_select_periph_A(GPIO_PIN_PE9, 0); + gpio_select_periph_A(GPIO_PIN_PE10, 0); + gpio_select_periph_A(GPIO_PIN_PE11, 0); + gpio_select_periph_A(GPIO_PIN_PE12, 0); + gpio_select_periph_A(GPIO_PIN_PE13, 0); + gpio_select_periph_A(GPIO_PIN_PE14, 0); + gpio_select_periph_A(GPIO_PIN_PE15, 0); +#endif + gpio_select_periph_A(GPIO_PIN_PE26, 0); +#endif +} + +void gpio_enable_usart0(void) +{ + gpio_select_periph_B(GPIO_PIN_PA8, 0); + gpio_select_periph_B(GPIO_PIN_PA9, 0); +} + +void gpio_enable_usart1(void) +{ + gpio_select_periph_A(GPIO_PIN_PA17, 0); + gpio_select_periph_A(GPIO_PIN_PA18, 0); +} + +void gpio_enable_usart2(void) +{ + gpio_select_periph_B(GPIO_PIN_PB26, 0); + gpio_select_periph_B(GPIO_PIN_PB27, 0); +} + +void gpio_enable_usart3(void) +{ + gpio_select_periph_B(GPIO_PIN_PB18, 0); + gpio_select_periph_B(GPIO_PIN_PB19, 0); +} + +void gpio_enable_macb0(void) +{ + gpio_select_periph_A(GPIO_PIN_PC3, 0); /* TXD0 */ + gpio_select_periph_A(GPIO_PIN_PC4, 0); /* TXD1 */ + gpio_select_periph_A(GPIO_PIN_PC7, 0); /* TXEN */ + gpio_select_periph_A(GPIO_PIN_PC8, 0); /* TXCK */ + gpio_select_periph_A(GPIO_PIN_PC9, 0); /* RXD0 */ + gpio_select_periph_A(GPIO_PIN_PC10, 0); /* RXD1 */ + gpio_select_periph_A(GPIO_PIN_PC13, 0); /* RXER */ + gpio_select_periph_A(GPIO_PIN_PC15, 0); /* RXDV */ + gpio_select_periph_A(GPIO_PIN_PC16, 0); /* MDC */ + gpio_select_periph_A(GPIO_PIN_PC17, 0); /* MDIO */ +#if !defined(CONFIG_RMII) + gpio_select_periph_A(GPIO_PIN_PC0, 0); /* COL */ + gpio_select_periph_A(GPIO_PIN_PC1, 0); /* CRS */ + gpio_select_periph_A(GPIO_PIN_PC2, 0); /* TXER */ + gpio_select_periph_A(GPIO_PIN_PC5, 0); /* TXD2 */ + gpio_select_periph_A(GPIO_PIN_PC6, 0); /* TXD3 */ + gpio_select_periph_A(GPIO_PIN_PC11, 0); /* RXD2 */ + gpio_select_periph_A(GPIO_PIN_PC12, 0); /* RXD3 */ + gpio_select_periph_A(GPIO_PIN_PC14, 0); /* RXCK */ + gpio_select_periph_A(GPIO_PIN_PC18, 0); /* SPD */ +#endif +} + +void gpio_enable_macb1(void) +{ + gpio_select_periph_B(GPIO_PIN_PD13, 0); /* TXD0 */ + gpio_select_periph_B(GPIO_PIN_PD14, 0); /* TXD1 */ + gpio_select_periph_B(GPIO_PIN_PD11, 0); /* TXEN */ + gpio_select_periph_B(GPIO_PIN_PD12, 0); /* TXCK */ + gpio_select_periph_B(GPIO_PIN_PD10, 0); /* RXD0 */ + gpio_select_periph_B(GPIO_PIN_PD6, 0); /* RXD1 */ + gpio_select_periph_B(GPIO_PIN_PD5, 0); /* RXER */ + gpio_select_periph_B(GPIO_PIN_PD4, 0); /* RXDV */ + gpio_select_periph_B(GPIO_PIN_PD3, 0); /* MDC */ + gpio_select_periph_B(GPIO_PIN_PD2, 0); /* MDIO */ +#if !defined(CONFIG_RMII) + gpio_select_periph_B(GPIO_PIN_PC19, 0); /* COL */ + gpio_select_periph_B(GPIO_PIN_PC23, 0); /* CRS */ + gpio_select_periph_B(GPIO_PIN_PC26, 0); /* TXER */ + gpio_select_periph_B(GPIO_PIN_PC27, 0); /* TXD2 */ + gpio_select_periph_B(GPIO_PIN_PC28, 0); /* TXD3 */ + gpio_select_periph_B(GPIO_PIN_PC29, 0); /* RXD2 */ + gpio_select_periph_B(GPIO_PIN_PC30, 0); /* RXD3 */ + gpio_select_periph_B(GPIO_PIN_PC24, 0); /* RXCK */ + gpio_select_periph_B(GPIO_PIN_PD15, 0); /* SPD */ +#endif +} + +void gpio_enable_mmci(void) +{ + gpio_select_periph_A(GPIO_PIN_PA10, 0); /* CLK */ + gpio_select_periph_A(GPIO_PIN_PA11, 0); /* CMD */ + gpio_select_periph_A(GPIO_PIN_PA12, 0); /* DATA0 */ + gpio_select_periph_A(GPIO_PIN_PA13, 0); /* DATA1 */ + gpio_select_periph_A(GPIO_PIN_PA14, 0); /* DATA2 */ + gpio_select_periph_A(GPIO_PIN_PA15, 0); /* DATA3 */ +} diff --git a/cpu/at32ap/at32ap7000/hebi.c b/cpu/at32ap/at32ap7000/hebi.c deleted file mode 100644 index 3b32adf..0000000 --- a/cpu/at32ap/at32ap7000/hebi.c +++ /dev/null @@ -1,38 +0,0 @@ -/* - * Copyright (C) 2006 Atmel Corporation - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ -#include <common.h> - -#include <asm/io.h> - -#include <asm/arch/hmatrix2.h> -#include <asm/arch/memory-map.h> -#include <asm/arch/platform.h> - -void cpu_enable_sdram(void) -{ - const struct device *hmatrix; - - hmatrix = get_device(DEVICE_HMATRIX); - - /* Set the SDRAM_ENABLE bit in the HEBI SFR */ - hmatrix2_writel(hmatrix, SFR4, 1 << 1); -} diff --git a/cpu/at32ap/atmel_mci.c b/cpu/at32ap/atmel_mci.c new file mode 100644 index 0000000..9f62c0f --- /dev/null +++ b/cpu/at32ap/atmel_mci.c @@ -0,0 +1,477 @@ +/* + * Copyright (C) 2004-2006 Atmel Corporation + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ +#include <common.h> + +#ifdef CONFIG_MMC + +#include <part.h> +#include <mmc.h> + +#include <asm/io.h> +#include <asm/errno.h> +#include <asm/byteorder.h> +#include <asm/arch/clk.h> +#include <asm/arch/memory-map.h> + +#include "atmel_mci.h" + +#ifdef DEBUG +#define pr_debug(fmt, args...) printf(fmt, ##args) +#else +#define pr_debug(...) do { } while(0) +#endif + +#ifndef CFG_MMC_CLK_OD +#define CFG_MMC_CLK_OD 150000 +#endif + +#ifndef CFG_MMC_CLK_PP +#define CFG_MMC_CLK_PP 5000000 +#endif + +#ifndef CFG_MMC_OP_COND +#define CFG_MMC_OP_COND 0x00100000 +#endif + +#define MMC_DEFAULT_BLKLEN 512 +#define MMC_DEFAULT_RCA 1 + +static unsigned int mmc_rca; +static block_dev_desc_t mmc_blkdev; + +block_dev_desc_t *mmc_get_dev(int dev) +{ + return &mmc_blkdev; +} + +static void mci_set_mode(unsigned long hz, unsigned long blklen) +{ + unsigned long bus_hz; + unsigned long clkdiv; + + bus_hz = get_mci_clk_rate(); + clkdiv = (bus_hz / hz) / 2 - 1; + + pr_debug("mmc: setting clock %lu Hz, block size %lu\n", + hz, blklen); + + if (clkdiv & ~255UL) { + clkdiv = 255; + printf("mmc: clock %lu too low; setting CLKDIV to 255\n", + hz); + } + + blklen &= 0xfffc; + mmci_writel(MR, (MMCI_BF(CLKDIV, clkdiv) + | MMCI_BF(BLKLEN, blklen))); +} + +#define RESP_NO_CRC 1 +#define R1 MMCI_BF(RSPTYP, 1) +#define R2 MMCI_BF(RSPTYP, 2) +#define R3 (R1 | RESP_NO_CRC) +#define R6 R1 +#define NID MMCI_BF(MAXLAT, 0) +#define NCR MMCI_BF(MAXLAT, 1) +#define TRCMD_START MMCI_BF(TRCMD, 1) +#define TRDIR_READ MMCI_BF(TRDIR, 1) +#define TRTYP_BLOCK MMCI_BF(TRTYP, 0) +#define INIT_CMD MMCI_BF(SPCMD, 1) +#define OPEN_DRAIN MMCI_BF(OPDCMD, 1) + +#define ERROR_FLAGS (MMCI_BIT(DTOE) \ + | MMCI_BIT(RDIRE) \ + | MMCI_BIT(RENDE) \ + | MMCI_BIT(RINDE) \ + | MMCI_BIT(RTOE)) + +static int +mmc_cmd(unsigned long cmd, unsigned long arg, + void *resp, unsigned long flags) +{ + unsigned long *response = resp; + int i, response_words = 0; + unsigned long error_flags; + u32 status; + + pr_debug("mmc: CMD%lu 0x%lx (flags 0x%lx)\n", + cmd, arg, flags); + + error_flags = ERROR_FLAGS; + if (!(flags & RESP_NO_CRC)) + error_flags |= MMCI_BIT(RCRCE); + + flags &= ~MMCI_BF(CMDNB, ~0UL); + + if (MMCI_BFEXT(RSPTYP, flags) == MMCI_RSPTYP_48_BIT_RESP) + response_words = 1; + else if (MMCI_BFEXT(RSPTYP, flags) == MMCI_RSPTYP_136_BIT_RESP) + response_words = 4; + + mmci_writel(ARGR, arg); + mmci_writel(CMDR, cmd | flags); + do { + udelay(40); + status = mmci_readl(SR); + } while (!(status & MMCI_BIT(CMDRDY))); + + pr_debug("mmc: status 0x%08lx\n", status); + + if (status & ERROR_FLAGS) { + printf("mmc: command %lu failed (status: 0x%08lx)\n", + cmd, status); + return -EIO; + } + + if (response_words) + pr_debug("mmc: response:"); + + for (i = 0; i < response_words; i++) { + response[i] = mmci_readl(RSPR); + pr_debug(" %08lx", response[i]); + } + pr_debug("\n"); + + return 0; +} + +static int mmc_acmd(unsigned long cmd, unsigned long arg, + void *resp, unsigned long flags) +{ + unsigned long aresp[4]; + int ret; + + /* + * Seems like the APP_CMD part of an ACMD has 64 cycles max + * latency even though the ACMD part doesn't. This isn't + * entirely clear in the SD Card spec, but some cards refuse + * to work if we attempt to use 5 cycles max latency here... + */ + ret = mmc_cmd(MMC_CMD_APP_CMD, 0, aresp, + R1 | NCR | (flags & OPEN_DRAIN)); + if (ret) + return ret; + if ((aresp[0] & (R1_ILLEGAL_COMMAND | R1_APP_CMD)) != R1_APP_CMD) + return -ENODEV; + + ret = mmc_cmd(cmd, arg, resp, flags); + return ret; +} + +static unsigned long +mmc_bread(int dev, unsigned long start, lbaint_t blkcnt, + unsigned long *buffer) +{ + int ret, i = 0; + unsigned long resp[4]; + unsigned long card_status, data; + unsigned long wordcount; + u32 status; + + if (blkcnt == 0) + return 0; + + pr_debug("mmc_bread: dev %d, start %lx, blkcnt %lx\n", + dev, start, blkcnt); + + /* Put the device into Transfer state */ + ret = mmc_cmd(MMC_CMD_SELECT_CARD, mmc_rca << 16, resp, R1 | NCR); + if (ret) goto fail; + + /* Set block length */ + ret = mmc_cmd(MMC_CMD_SET_BLOCKLEN, mmc_blkdev.blksz, resp, R1 | NCR); + if (ret) goto fail; + + pr_debug("MCI_DTOR = %08lx\n", mmci_readl(DTOR)); + + for (i = 0; i < blkcnt; i++, start++) { + ret = mmc_cmd(MMC_CMD_READ_SINGLE_BLOCK, + start * mmc_blkdev.blksz, resp, + (R1 | NCR | TRCMD_START | TRDIR_READ + | TRTYP_BLOCK)); + if (ret) goto fail; + + ret = -EIO; + wordcount = 0; + do { + do { + status = mmci_readl(SR); + if (status & (ERROR_FLAGS | MMCI_BIT(OVRE))) + goto fail; + } while (!(status & MMCI_BIT(RXRDY))); + + if (status & MMCI_BIT(RXRDY)) { + data = mmci_readl(RDR); + /* pr_debug("%x\n", data); */ + *buffer++ = data; + wordcount++; + } + } while(wordcount < (512 / 4)); + + pr_debug("mmc: read %u words, waiting for BLKE\n", wordcount); + + do { + status = mmci_readl(SR); + } while (!(status & MMCI_BIT(BLKE))); + + putc('.'); + } + +out: + /* Put the device back into Standby state */ + mmc_cmd(MMC_CMD_SELECT_CARD, 0, resp, NCR); + return i; + +fail: + mmc_cmd(MMC_CMD_SEND_STATUS, mmc_rca << 16, &card_status, R1 | NCR); + printf("mmc: bread failed, card status = ", card_status); + goto out; +} + +static void mmc_parse_cid(struct mmc_cid *cid, unsigned long *resp) +{ + cid->mid = resp[0] >> 24; + cid->oid = (resp[0] >> 8) & 0xffff; + cid->pnm[0] = resp[0]; + cid->pnm[1] = resp[1] >> 24; + cid->pnm[2] = resp[1] >> 16; + cid->pnm[3] = resp[1] >> 8; + cid->pnm[4] = resp[1]; + cid->pnm[5] = resp[2] >> 24; + cid->pnm[6] = 0; + cid->prv = resp[2] >> 16; + cid->psn = (resp[2] << 16) | (resp[3] >> 16); + cid->mdt = resp[3] >> 8; +} + +static void sd_parse_cid(struct mmc_cid *cid, unsigned long *resp) +{ + cid->mid = resp[0] >> 24; + cid->oid = (resp[0] >> 8) & 0xffff; + cid->pnm[0] = resp[0]; + cid->pnm[1] = resp[1] >> 24; + cid->pnm[2] = resp[1] >> 16; + cid->pnm[3] = resp[1] >> 8; + cid->pnm[4] = resp[1]; + cid->pnm[5] = 0; + cid->pnm[6] = 0; + cid->prv = resp[2] >> 24; + cid->psn = (resp[2] << 8) | (resp[3] >> 24); + cid->mdt = (resp[3] >> 8) & 0x0fff; +} + +static void mmc_dump_cid(const struct mmc_cid *cid) +{ + printf("Manufacturer ID: %02lX\n", cid->mid); + printf("OEM/Application ID: %04lX\n", cid->oid); + printf("Product name: %s\n", cid->pnm); + printf("Product Revision: %lu.%lu\n", + cid->prv >> 4, cid->prv & 0x0f); + printf("Product Serial Number: %lu\n", cid->psn); + printf("Manufacturing Date: %02lu/%02lu\n", + cid->mdt >> 4, cid->mdt & 0x0f); +} + +static void mmc_dump_csd(const struct mmc_csd *csd) +{ + unsigned long *csd_raw = (unsigned long *)csd; + printf("CSD data: %08lx %08lx %08lx %08lx\n", + csd_raw[0], csd_raw[1], csd_raw[2], csd_raw[3]); + printf("CSD structure version: 1.%u\n", csd->csd_structure); + printf("MMC System Spec version: %u\n", csd->spec_vers); + printf("Card command classes: %03x\n", csd->ccc); + printf("Read block length: %u\n", 1 << csd->read_bl_len); + if (csd->read_bl_partial) + puts("Supports partial reads\n"); + else + puts("Does not support partial reads\n"); + printf("Write block length: %u\n", 1 << csd->write_bl_len); + if (csd->write_bl_partial) + puts("Supports partial writes\n"); + else + puts("Does not support partial writes\n"); + if (csd->wp_grp_enable) + printf("Supports group WP: %u\n", csd->wp_grp_size + 1); + else + puts("Does not support group WP\n"); + printf("Card capacity: %u bytes\n", + (csd->c_size + 1) * (1 << (csd->c_size_mult + 2)) * + (1 << csd->read_bl_len)); + printf("File format: %u/%u\n", + csd->file_format_grp, csd->file_format); + puts("Write protection: "); + if (csd->perm_write_protect) + puts(" permanent"); + if (csd->tmp_write_protect) + puts(" temporary"); + putc('\n'); +} + +static int mmc_idle_cards(void) +{ + int ret; + + /* Reset and initialize all cards */ + ret = mmc_cmd(MMC_CMD_GO_IDLE_STATE, 0, NULL, 0); + if (ret) + return ret; + + /* Keep the bus idle for 74 clock cycles */ + return mmc_cmd(0, 0, NULL, INIT_CMD); +} + +static int sd_init_card(struct mmc_cid *cid, int verbose) +{ + unsigned long resp[4]; + int i, ret = 0; + + mmc_idle_cards(); + for (i = 0; i < 1000; i++) { + ret = mmc_acmd(MMC_ACMD_SD_SEND_OP_COND, CFG_MMC_OP_COND, + resp, R3 | NID); + if (ret || (resp[0] & 0x80000000)) + break; + ret = -ETIMEDOUT; + } + + if (ret) + return ret; + + ret = mmc_cmd(MMC_CMD_ALL_SEND_CID, 0, resp, R2 | NID); + if (ret) + return ret; + sd_parse_cid(cid, resp); + if (verbose) + mmc_dump_cid(cid); + + /* Get RCA of the card that responded */ + ret = mmc_cmd(MMC_CMD_SD_SEND_RELATIVE_ADDR, 0, resp, R6 | NCR); + if (ret) + return ret; + + mmc_rca = resp[0] >> 16; + if (verbose) + printf("SD Card detected (RCA %u)\n", mmc_rca); + return 0; +} + +static int mmc_init_card(struct mmc_cid *cid, int verbose) +{ + unsigned long resp[4]; + int i, ret = 0; + + mmc_idle_cards(); + for (i = 0; i < 1000; i++) { + ret = mmc_cmd(MMC_CMD_SEND_OP_COND, CFG_MMC_OP_COND, resp, + R3 | NID | OPEN_DRAIN); + if (ret || (resp[0] & 0x80000000)) + break; + ret = -ETIMEDOUT; + } + + if (ret) + return ret; + + /* Get CID of all cards. FIXME: Support more than one card */ + ret = mmc_cmd(MMC_CMD_ALL_SEND_CID, 0, resp, R2 | NID | OPEN_DRAIN); + if (ret) + return ret; + mmc_parse_cid(cid, resp); + if (verbose) + mmc_dump_cid(cid); + + /* Set Relative Address of the card that responded */ + ret = mmc_cmd(MMC_CMD_SET_RELATIVE_ADDR, mmc_rca << 16, resp, + R1 | NCR | OPEN_DRAIN); + return ret; +} + +int mmc_init(int verbose) +{ + struct mmc_cid cid; + struct mmc_csd csd; + int ret; + + /* Initialize controller */ + mmci_writel(CR, MMCI_BIT(SWRST)); + mmci_writel(CR, MMCI_BIT(MCIEN)); + mmci_writel(DTOR, 0x5f); + mmci_writel(IDR, ~0UL); + mci_set_mode(CFG_MMC_CLK_OD, MMC_DEFAULT_BLKLEN); + + ret = sd_init_card(&cid, verbose); + if (ret) { + mmc_rca = MMC_DEFAULT_RCA; + ret = mmc_init_card(&cid, verbose); + } + if (ret) + return ret; + + /* Get CSD from the card */ + ret = mmc_cmd(MMC_CMD_SEND_CSD, mmc_rca << 16, &csd, R2 | NCR); + if (ret) + return ret; + if (verbose) + mmc_dump_csd(&csd); + + /* Initialize the blockdev structure */ + mmc_blkdev.if_type = IF_TYPE_MMC; + mmc_blkdev.part_type = PART_TYPE_DOS; + mmc_blkdev.block_read = mmc_bread; + sprintf((char *)mmc_blkdev.vendor, + "Man %02x%04x Snr %08x", + cid.mid, cid.oid, cid.psn); + strncpy((char *)mmc_blkdev.product, cid.pnm, + sizeof(mmc_blkdev.product)); + sprintf((char *)mmc_blkdev.revision, "%x %x", + cid.prv >> 4, cid.prv & 0x0f); + mmc_blkdev.blksz = 1 << csd.read_bl_len; + mmc_blkdev.lba = (csd.c_size + 1) * (1 << (csd.c_size_mult + 2)); + + mci_set_mode(CFG_MMC_CLK_PP, mmc_blkdev.blksz); + +#if 0 + if (fat_register_device(&mmc_blkdev, 1)) + printf("Could not register MMC fat device\n"); +#else + init_part(&mmc_blkdev); +#endif + + return 0; +} + +int mmc_read(ulong src, uchar *dst, int size) +{ + return -ENOSYS; +} + +int mmc_write(uchar *src, ulong dst, int size) +{ + return -ENOSYS; +} + +int mmc2info(ulong addr) +{ + return 0; +} + +#endif /* CONFIG_MMC */ diff --git a/cpu/at32ap/atmel_mci.h b/cpu/at32ap/atmel_mci.h new file mode 100644 index 0000000..0ffbc4f --- /dev/null +++ b/cpu/at32ap/atmel_mci.h @@ -0,0 +1,197 @@ +/* + * Copyright (C) 2005-2006 Atmel Corporation + * + * 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 __CPU_AT32AP_ATMEL_MCI_H__ +#define __CPU_AT32AP_ATMEL_MCI_H__ + +/* Atmel MultiMedia Card Interface (MCI) registers */ +#define MMCI_CR 0x0000 +#define MMCI_MR 0x0004 +#define MMCI_DTOR 0x0008 +#define MMCI_SDCR 0x000c +#define MMCI_ARGR 0x0010 +#define MMCI_CMDR 0x0014 +#define MMCI_RSPR 0x0020 +#define MMCI_RSPR1 0x0024 +#define MMCI_RSPR2 0x0028 +#define MMCI_RSPR3 0x002c +#define MMCI_RDR 0x0030 +#define MMCI_TDR 0x0034 +#define MMCI_SR 0x0040 +#define MMCI_IER 0x0044 +#define MMCI_IDR 0x0048 +#define MMCI_IMR 0x004c + +/* Bitfields in CR */ +#define MMCI_MCIEN_OFFSET 0 +#define MMCI_MCIEN_SIZE 1 +#define MMCI_MCIDIS_OFFSET 1 +#define MMCI_MCIDIS_SIZE 1 +#define MMCI_PWSEN_OFFSET 2 +#define MMCI_PWSEN_SIZE 1 +#define MMCI_PWSDIS_OFFSET 3 +#define MMCI_PWSDIS_SIZE 1 +#define MMCI_SWRST_OFFSET 7 +#define MMCI_SWRST_SIZE 1 + +/* Bitfields in MR */ +#define MMCI_CLKDIV_OFFSET 0 +#define MMCI_CLKDIV_SIZE 8 +#define MMCI_PWSDIV_OFFSET 8 +#define MMCI_PWSDIV_SIZE 3 +#define MMCI_PDCPADV_OFFSET 14 +#define MMCI_PDCPADV_SIZE 1 +#define MMCI_PDCMODE_OFFSET 15 +#define MMCI_PDCMODE_SIZE 1 +#define MMCI_BLKLEN_OFFSET 16 +#define MMCI_BLKLEN_SIZE 16 + +/* Bitfields in DTOR */ +#define MMCI_DTOCYC_OFFSET 0 +#define MMCI_DTOCYC_SIZE 4 +#define MMCI_DTOMUL_OFFSET 4 +#define MMCI_DTOMUL_SIZE 3 + +/* Bitfields in SDCR */ +#define MMCI_SCDSEL_OFFSET 0 +#define MMCI_SCDSEL_SIZE 4 +#define MMCI_SCDBUS_OFFSET 7 +#define MMCI_SCDBUS_SIZE 1 + +/* Bitfields in ARGR */ +#define MMCI_ARG_OFFSET 0 +#define MMCI_ARG_SIZE 32 + +/* Bitfields in CMDR */ +#define MMCI_CMDNB_OFFSET 0 +#define MMCI_CMDNB_SIZE 6 +#define MMCI_RSPTYP_OFFSET 6 +#define MMCI_RSPTYP_SIZE 2 +#define MMCI_SPCMD_OFFSET 8 +#define MMCI_SPCMD_SIZE 3 +#define MMCI_OPDCMD_OFFSET 11 +#define MMCI_OPDCMD_SIZE 1 +#define MMCI_MAXLAT_OFFSET 12 +#define MMCI_MAXLAT_SIZE 1 +#define MMCI_TRCMD_OFFSET 16 +#define MMCI_TRCMD_SIZE 2 +#define MMCI_TRDIR_OFFSET 18 +#define MMCI_TRDIR_SIZE 1 +#define MMCI_TRTYP_OFFSET 19 +#define MMCI_TRTYP_SIZE 2 + +/* Bitfields in RSPRx */ +#define MMCI_RSP_OFFSET 0 +#define MMCI_RSP_SIZE 32 + +/* Bitfields in SR/IER/IDR/IMR */ +#define MMCI_CMDRDY_OFFSET 0 +#define MMCI_CMDRDY_SIZE 1 +#define MMCI_RXRDY_OFFSET 1 +#define MMCI_RXRDY_SIZE 1 +#define MMCI_TXRDY_OFFSET 2 +#define MMCI_TXRDY_SIZE 1 +#define MMCI_BLKE_OFFSET 3 +#define MMCI_BLKE_SIZE 1 +#define MMCI_DTIP_OFFSET 4 +#define MMCI_DTIP_SIZE 1 +#define MMCI_NOTBUSY_OFFSET 5 +#define MMCI_NOTBUSY_SIZE 1 +#define MMCI_ENDRX_OFFSET 6 +#define MMCI_ENDRX_SIZE 1 +#define MMCI_ENDTX_OFFSET 7 +#define MMCI_ENDTX_SIZE 1 +#define MMCI_RXBUFF_OFFSET 14 +#define MMCI_RXBUFF_SIZE 1 +#define MMCI_TXBUFE_OFFSET 15 +#define MMCI_TXBUFE_SIZE 1 +#define MMCI_RINDE_OFFSET 16 +#define MMCI_RINDE_SIZE 1 +#define MMCI_RDIRE_OFFSET 17 +#define MMCI_RDIRE_SIZE 1 +#define MMCI_RCRCE_OFFSET 18 +#define MMCI_RCRCE_SIZE 1 +#define MMCI_RENDE_OFFSET 19 +#define MMCI_RENDE_SIZE 1 +#define MMCI_RTOE_OFFSET 20 +#define MMCI_RTOE_SIZE 1 +#define MMCI_DCRCE_OFFSET 21 +#define MMCI_DCRCE_SIZE 1 +#define MMCI_DTOE_OFFSET 22 +#define MMCI_DTOE_SIZE 1 +#define MMCI_OVRE_OFFSET 30 +#define MMCI_OVRE_SIZE 1 +#define MMCI_UNRE_OFFSET 31 +#define MMCI_UNRE_SIZE 1 + +/* Constants for DTOMUL */ +#define MMCI_DTOMUL_1_CYCLE 0 +#define MMCI_DTOMUL_16_CYCLES 1 +#define MMCI_DTOMUL_128_CYCLES 2 +#define MMCI_DTOMUL_256_CYCLES 3 +#define MMCI_DTOMUL_1024_CYCLES 4 +#define MMCI_DTOMUL_4096_CYCLES 5 +#define MMCI_DTOMUL_65536_CYCLES 6 +#define MMCI_DTOMUL_1048576_CYCLES 7 + +/* Constants for RSPTYP */ +#define MMCI_RSPTYP_NO_RESP 0 +#define MMCI_RSPTYP_48_BIT_RESP 1 +#define MMCI_RSPTYP_136_BIT_RESP 2 + +/* Constants for SPCMD */ +#define MMCI_SPCMD_NO_SPEC_CMD 0 +#define MMCI_SPCMD_INIT_CMD 1 +#define MMCI_SPCMD_SYNC_CMD 2 +#define MMCI_SPCMD_INT_CMD 4 +#define MMCI_SPCMD_INT_RESP 5 + +/* Constants for TRCMD */ +#define MMCI_TRCMD_NO_TRANS 0 +#define MMCI_TRCMD_START_TRANS 1 +#define MMCI_TRCMD_STOP_TRANS 2 + +/* Constants for TRTYP */ +#define MMCI_TRTYP_BLOCK 0 +#define MMCI_TRTYP_MULTI_BLOCK 1 +#define MMCI_TRTYP_STREAM 2 + +/* Bit manipulation macros */ +#define MMCI_BIT(name) \ + (1 << MMCI_##name##_OFFSET) +#define MMCI_BF(name,value) \ + (((value) & ((1 << MMCI_##name##_SIZE) - 1)) \ + << MMCI_##name##_OFFSET) +#define MMCI_BFEXT(name,value) \ + (((value) >> MMCI_##name##_OFFSET)\ + & ((1 << MMCI_##name##_SIZE) - 1)) +#define MMCI_BFINS(name,value,old) \ + (((old) & ~(((1 << MMCI_##name##_SIZE) - 1) \ + << MMCI_##name##_OFFSET)) \ + | MMCI_BF(name,value)) + +/* Register access macros */ +#define mmci_readl(reg) \ + readl((void *)MMCI_BASE + MMCI_##reg) +#define mmci_writel(reg,value) \ + writel((value), (void *)MMCI_BASE + MMCI_##reg) + +#endif /* __CPU_AT32AP_ATMEL_MCI_H__ */ diff --git a/cpu/at32ap/cpu.c b/cpu/at32ap/cpu.c index 37e3ea0..311466b 100644 --- a/cpu/at32ap/cpu.c +++ b/cpu/at32ap/cpu.c @@ -26,33 +26,79 @@ #include <asm/sections.h> #include <asm/sysreg.h> +#include <asm/arch/clk.h> #include <asm/arch/memory-map.h> -#include <asm/arch/platform.h> #include "hsmc3.h" +#include "sm.h" + +/* Sanity checks */ +#if (CFG_CLKDIV_CPU > CFG_CLKDIV_HSB) \ + || (CFG_CLKDIV_HSB > CFG_CLKDIV_PBA) \ + || (CFG_CLKDIV_HSB > CFG_CLKDIV_PBB) +# error Constraint fCPU >= fHSB >= fPB{A,B} violated +#endif +#if defined(CONFIG_PLL) && ((CFG_PLL0_MUL < 1) || (CFG_PLL0_DIV < 1)) +# error Invalid PLL multiplier and/or divider +#endif DECLARE_GLOBAL_DATA_PTR; +static void pm_init(void) +{ + uint32_t cksel; + +#ifdef CONFIG_PLL + /* Initialize the PLL */ + sm_writel(PM_PLL0, (SM_BF(PLLCOUNT, CFG_PLL0_SUPPRESS_CYCLES) + | SM_BF(PLLMUL, CFG_PLL0_MUL - 1) + | SM_BF(PLLDIV, CFG_PLL0_DIV - 1) + | SM_BF(PLLOPT, CFG_PLL0_OPT) + | SM_BF(PLLOSC, 0) + | SM_BIT(PLLEN))); + + /* Wait for lock */ + while (!(sm_readl(PM_ISR) & SM_BIT(LOCK0))) ; +#endif + + /* Set up clocks for the CPU and all peripheral buses */ + cksel = 0; + if (CFG_CLKDIV_CPU) + cksel |= SM_BIT(CPUDIV) | SM_BF(CPUSEL, CFG_CLKDIV_CPU - 1); + if (CFG_CLKDIV_HSB) + cksel |= SM_BIT(HSBDIV) | SM_BF(HSBSEL, CFG_CLKDIV_HSB - 1); + if (CFG_CLKDIV_PBA) + cksel |= SM_BIT(PBADIV) | SM_BF(PBASEL, CFG_CLKDIV_PBA - 1); + if (CFG_CLKDIV_PBB) + cksel |= SM_BIT(PBBDIV) | SM_BF(PBBSEL, CFG_CLKDIV_PBB - 1); + sm_writel(PM_CKSEL, cksel); + + gd->cpu_hz = get_cpu_clk_rate(); + +#ifdef CONFIG_PLL + /* Use PLL0 as main clock */ + sm_writel(PM_MCCTRL, SM_BIT(PLLSEL)); +#endif +} + int cpu_init(void) { - const struct device *hebi; extern void _evba(void); char *p; gd->cpu_hz = CFG_OSC0_HZ; - /* fff03400: 00010001 04030402 00050005 10011103 */ - hebi = get_device(DEVICE_HEBI); - hsmc3_writel(hebi, MODE0, 0x00031103); - hsmc3_writel(hebi, CYCLE0, 0x000c000d); - hsmc3_writel(hebi, PULSE0, 0x0b0a0906); - hsmc3_writel(hebi, SETUP0, 0x00010002); + /* TODO: Move somewhere else, but needs to be run before we + * increase the clock frequency. */ + hsmc3_writel(MODE0, 0x00031103); + hsmc3_writel(CYCLE0, 0x000c000d); + hsmc3_writel(PULSE0, 0x0b0a0906); + hsmc3_writel(SETUP0, 0x00010002); pm_init(); sysreg_write(EVBA, (unsigned long)&_evba); asm volatile("csrf %0" : : "i"(SYSREG_EM_OFFSET)); - gd->console_uart = get_device(CFG_CONSOLE_UART_DEV); /* Lock everything that mess with the flash in the icache */ for (p = __flashprog_start; p <= (__flashprog_end + CFG_ICACHE_LINESZ); diff --git a/cpu/at32ap/device.c b/cpu/at32ap/device.c deleted file mode 100644 index 89914b6..0000000 --- a/cpu/at32ap/device.c +++ /dev/null @@ -1,126 +0,0 @@ -/* - * Copyright (C) 2006 Atmel Corporation - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ -#include <common.h> - -#include <asm/arch/platform.h> - -#include "sm.h" - -struct device_state { - int refcount; -}; - -static struct device_state device_state[NR_DEVICES]; - -static int claim_resource(const struct resource *res) -{ - int ret = 0; - - switch (res->type) { - case RESOURCE_GPIO: - ret = gpio_set_func(res->u.gpio.gpio_dev, - res->u.gpio.start, - res->u.gpio.nr_pins, - res->u.gpio.func); - break; - case RESOURCE_CLOCK: - ret = pm_enable_clock(res->u.clock.id, res->u.clock.index); - break; - } - - return ret; -} - -static void free_resource(const struct resource *res) -{ - switch (res->type) { - case RESOURCE_GPIO: - gpio_free(res->u.gpio.gpio_dev, res->u.gpio.start, - res->u.gpio.nr_pins); - break; - case RESOURCE_CLOCK: - pm_disable_clock(res->u.clock.id, res->u.clock.index); - break; - } -} - -static int init_dev(const struct device *dev) -{ - unsigned int i; - int ret = 0; - - for (i = 0; i < dev->nr_resources; i++) { - ret = claim_resource(&dev->resource[i]); - if (ret) - goto cleanup; - } - - return 0; - -cleanup: - while (i--) - free_resource(&dev->resource[i]); - - return ret; -} - -const struct device *get_device(enum device_id devid) -{ - struct device_state *devstate; - const struct device *dev; - unsigned long flags; - int initialized = 0; - int ret = 0; - - devstate = &device_state[devid]; - dev = &chip_device[devid]; - - flags = disable_interrupts(); - if (devstate->refcount++) - initialized = 1; - if (flags) - enable_interrupts(); - - if (!initialized) - ret = init_dev(dev); - - return ret ? NULL : dev; -} - -void put_device(const struct device *dev) -{ - struct device_state *devstate; - unsigned long devid, flags; - - devid = (unsigned long)(dev - chip_device) / sizeof(struct device); - devstate = &device_state[devid]; - - flags = disable_interrupts(); - devstate--; - if (!devstate) { - unsigned int i; - for (i = 0; i < dev->nr_resources; i++) - free_resource(&dev->resource[i]); - } - if (flags) - enable_interrupts(); -} diff --git a/cpu/at32ap/entry.S b/cpu/at32ap/entry.S index b52d798..a6fc688 100644 --- a/cpu/at32ap/entry.S +++ b/cpu/at32ap/entry.S @@ -42,8 +42,7 @@ timer_interrupt_handler: * We're running at interrupt level 3, so we don't need to save * r8-r12 or lr to the stack. */ - mov r8, lo(timer_overflow) - orh r8, hi(timer_overflow) + lda.w r8, timer_overflow ld.w r9, r8[0] mov r10, -1 mtsr SYSREG_COMPARE, r10 diff --git a/cpu/at32ap/exception.c b/cpu/at32ap/exception.c index 4123c44..0672685 100644 --- a/cpu/at32ap/exception.c +++ b/cpu/at32ap/exception.c @@ -24,6 +24,8 @@ #include <asm/sysreg.h> #include <asm/ptrace.h> +DECLARE_GLOBAL_DATA_PTR; + static const char * const cpu_modes[8] = { "Application", "Supervisor", "Interrupt level 0", "Interrupt level 1", "Interrupt level 2", "Interrupt level 3", "Exception", "NMI" @@ -109,11 +111,10 @@ void do_unknown_exception(unsigned int ecr, struct pt_regs *regs) printf("CPU Mode: %s\n", cpu_modes[mode]); /* Avoid exception loops */ - if (regs->sp >= CFG_INIT_SP_ADDR - || regs->sp < (CFG_INIT_SP_ADDR - CONFIG_STACKSIZE)) + if (regs->sp < CFG_SDRAM_BASE || regs->sp >= gd->stack_end) printf("\nStack pointer seems bogus, won't do stack dump\n"); else - dump_mem("\nStack: ", regs->sp, CFG_INIT_SP_ADDR); + dump_mem("\nStack: ", regs->sp, gd->stack_end); panic("Unhandled exception\n"); } diff --git a/cpu/at32ap/hsdramc.c b/cpu/at32ap/hsdramc.c index f36da35..a936e03 100644 --- a/cpu/at32ap/hsdramc.c +++ b/cpu/at32ap/hsdramc.c @@ -25,17 +25,11 @@ #include <asm/io.h> #include <asm/sdram.h> -#include <asm/arch/platform.h> +#include <asm/arch/clk.h> +#include <asm/arch/memory-map.h> #include "hsdramc1.h" -struct hsdramc { - const struct device *hebi; - void *regs; -}; - -static struct hsdramc hsdramc; - unsigned long sdram_init(const struct sdram_info *info) { unsigned long *sdram = (unsigned long *)uncached(info->phys_addr); @@ -44,16 +38,6 @@ unsigned long sdram_init(const struct sdram_info *info) unsigned long bus_hz; unsigned int i; - hsdramc.hebi = get_device(DEVICE_HEBI); - if (!hsdramc.hebi) - return 0; - - /* FIXME: Both of these lines are complete hacks */ - hsdramc.regs = hsdramc.hebi->regs + 0x400; - bus_hz = pm_get_clock_freq(hsdramc.hebi->resource[0].u.clock.id); - - cpu_enable_sdram(); - tmp = (HSDRAMC1_BF(NC, info->col_bits - 8) | HSDRAMC1_BF(NR, info->row_bits - 11) | HSDRAMC1_BF(NB, info->bank_bits - 1) @@ -74,7 +58,7 @@ unsigned long sdram_init(const struct sdram_info *info) + info->bank_bits + 2); #endif - hsdramc1_writel(&hsdramc, CR, tmp); + hsdramc1_writel(CR, tmp); /* * Initialization sequence for SDRAM, from the data sheet: @@ -87,15 +71,15 @@ unsigned long sdram_init(const struct sdram_info *info) /* * 2. A Precharge All command is issued to the SDRAM */ - hsdramc1_writel(&hsdramc, MR, HSDRAMC1_MODE_BANKS_PRECHARGE); - hsdramc1_readl(&hsdramc, MR); + hsdramc1_writel(MR, HSDRAMC1_MODE_BANKS_PRECHARGE); + hsdramc1_readl(MR); writel(0, sdram); /* * 3. Eight auto-refresh (CBR) cycles are provided */ - hsdramc1_writel(&hsdramc, MR, HSDRAMC1_MODE_AUTO_REFRESH); - hsdramc1_readl(&hsdramc, MR); + hsdramc1_writel(MR, HSDRAMC1_MODE_AUTO_REFRESH); + hsdramc1_readl(MR); for (i = 0; i < 8; i++) writel(0, sdram); @@ -106,8 +90,8 @@ unsigned long sdram_init(const struct sdram_info *info) * * CAS from info struct, burst length 1, serial burst type */ - hsdramc1_writel(&hsdramc, MR, HSDRAMC1_MODE_LOAD_MODE); - hsdramc1_readl(&hsdramc, MR); + hsdramc1_writel(MR, HSDRAMC1_MODE_LOAD_MODE); + hsdramc1_readl(MR); writel(0, sdram + (info->cas << 4)); /* @@ -117,9 +101,9 @@ unsigned long sdram_init(const struct sdram_info *info) * From the timing diagram, it looks like tMRD is 3 * cycles...try a dummy read from the peripheral bus. */ - hsdramc1_readl(&hsdramc, MR); - hsdramc1_writel(&hsdramc, MR, HSDRAMC1_MODE_NORMAL); - hsdramc1_readl(&hsdramc, MR); + hsdramc1_readl(MR); + hsdramc1_writel(MR, HSDRAMC1_MODE_NORMAL); + hsdramc1_readl(MR); writel(0, sdram); /* @@ -128,7 +112,8 @@ unsigned long sdram_init(const struct sdram_info *info) * * 15.6 us is a typical value for a burst of length one */ - hsdramc1_writel(&hsdramc, TR, (156 * (bus_hz / 1000)) / 10000); + bus_hz = get_sdram_clk_rate(); + hsdramc1_writel(TR, (156 * (bus_hz / 1000)) / 10000); printf("SDRAM: %u MB at address 0x%08lx\n", sdram_size >> 20, info->phys_addr); diff --git a/cpu/at32ap/hsdramc1.h b/cpu/at32ap/hsdramc1.h index ce229bc..305d2cb 100644 --- a/cpu/at32ap/hsdramc1.h +++ b/cpu/at32ap/hsdramc1.h @@ -135,9 +135,9 @@ | HSDRAMC1_BF(name,value)) /* Register access macros */ -#define hsdramc1_readl(port,reg) \ - readl((port)->regs + HSDRAMC1_##reg) -#define hsdramc1_writel(port,reg,value) \ - writel((value), (port)->regs + HSDRAMC1_##reg) +#define hsdramc1_readl(reg) \ + readl((void *)HSDRAMC_BASE + HSDRAMC1_##reg) +#define hsdramc1_writel(reg,value) \ + writel((value), (void *)HSDRAMC_BASE + HSDRAMC1_##reg) #endif /* __ASM_AVR32_HSDRAMC1_H__ */ diff --git a/cpu/at32ap/hsmc3.h b/cpu/at32ap/hsmc3.h index ec78cee..ca533b9 100644 --- a/cpu/at32ap/hsmc3.h +++ b/cpu/at32ap/hsmc3.h @@ -118,9 +118,9 @@ | HSMC3_BF(name,value)) /* Register access macros */ -#define hsmc3_readl(port,reg) \ - readl((port)->regs + HSMC3_##reg) -#define hsmc3_writel(port,reg,value) \ - writel((value), (port)->regs + HSMC3_##reg) +#define hsmc3_readl(reg) \ + readl((void *)HSMC_BASE + HSMC3_##reg) +#define hsmc3_writel(reg,value) \ + writel((value), (void *)HSMC_BASE + HSMC3_##reg) #endif /* __CPU_AT32AP_HSMC3_H__ */ diff --git a/cpu/at32ap/interrupts.c b/cpu/at32ap/interrupts.c index d720cfa..c9e0499 100644 --- a/cpu/at32ap/interrupts.c +++ b/cpu/at32ap/interrupts.c @@ -27,7 +27,7 @@ #include <asm/processor.h> #include <asm/sysreg.h> -#include <asm/arch/platform.h> +#include <asm/arch/memory-map.h> #define HANDLER_MASK 0x00ffffff #define INTLEV_SHIFT 30 @@ -44,8 +44,6 @@ volatile unsigned long timer_overflow; */ static unsigned long tb_factor; -static const struct device *intc_dev; - unsigned long get_tbclk(void) { return gd->cpu_hz; @@ -117,16 +115,19 @@ void udelay(unsigned long usec) static int set_interrupt_handler(unsigned int nr, void (*handler)(void), unsigned int priority) { + extern void _evba(void); unsigned long intpr; unsigned long handler_addr = (unsigned long)handler; + handler_addr -= (unsigned long)&_evba; + if ((handler_addr & HANDLER_MASK) != handler_addr || (priority & INTLEV_MASK) != priority) return -EINVAL; intpr = (handler_addr & HANDLER_MASK); intpr |= (priority & INTLEV_MASK) << INTLEV_SHIFT; - writel(intpr, intc_dev->regs + 4 * nr); + writel(intpr, (void *)INTC_BASE + 4 * nr); return 0; } @@ -143,10 +144,7 @@ void timer_init(void) do_div(tmp, gd->cpu_hz); tb_factor = (u32)tmp; - intc_dev = get_device(DEVICE_INTC); - - if (!intc_dev - || set_interrupt_handler(0, &timer_interrupt_handler, 3)) + if (set_interrupt_handler(0, &timer_interrupt_handler, 3)) return; /* For all practical purposes, this gives us an overflow interrupt */ diff --git a/cpu/at32ap/pio.c b/cpu/at32ap/pio.c index 8b6c3a3..9ba0b8e 100644 --- a/cpu/at32ap/pio.c +++ b/cpu/at32ap/pio.c @@ -21,74 +21,40 @@ */ #include <common.h> -#include <asm/errno.h> #include <asm/io.h> -#include <asm/arch/platform.h> +#include <asm/arch/gpio.h> +#include <asm/arch/memory-map.h> #include "pio2.h" -struct pio_state { - const struct device *dev; - u32 alloc_mask; -}; - -static struct pio_state pio_state[CFG_NR_PIOS]; - -int gpio_set_func(enum device_id gpio_devid, unsigned int start, - unsigned int nr_pins, enum gpio_func func) +void gpio_select_periph_A(unsigned int pin, int use_pullup) { - const struct device *gpio; - struct pio_state *state; - u32 mask; - - state = &pio_state[gpio_devid - DEVICE_PIOA]; - - gpio = get_device(gpio_devid); - if (!gpio) - return -EBUSY; - - state->dev = gpio; - mask = ((1 << nr_pins) - 1) << start; - - if (mask & state->alloc_mask) { - put_device(gpio); - return -EBUSY; - } - state->alloc_mask |= mask; - - switch (func) { - case GPIO_FUNC_GPIO: - /* TODO */ - return -EINVAL; - case GPIO_FUNC_A: - pio2_writel(gpio, ASR, mask); - pio2_writel(gpio, PDR, mask); - pio2_writel(gpio, PUDR, mask); - break; - case GPIO_FUNC_B: - pio2_writel(gpio, BSR, mask); - pio2_writel(gpio, PDR, mask); - pio2_writel(gpio, PUDR, mask); - break; - } - - return 0; + void *base = gpio_pin_to_addr(pin); + uint32_t mask = 1 << (pin & 0x1f); + + if (!base) + panic("Invalid GPIO pin %u\n", pin); + + pio2_writel(base, ASR, mask); + pio2_writel(base, PDR, mask); + if (use_pullup) + pio2_writel(base, PUER, mask); + else + pio2_writel(base, PUDR, mask); } -void gpio_free(enum device_id gpio_devid, unsigned int start, - unsigned int nr_pins) +void gpio_select_periph_B(unsigned int pin, int use_pullup) { - const struct device *gpio; - struct pio_state *state; - u32 mask; - - state = &pio_state[gpio_devid - DEVICE_PIOA]; - gpio = state->dev; - mask = ((1 << nr_pins) - 1) << start; - - pio2_writel(gpio, ODR, mask); - pio2_writel(gpio, PER, mask); - - state->alloc_mask &= ~mask; - put_device(gpio); + void *base = gpio_pin_to_addr(pin); + uint32_t mask = 1 << (pin & 0x1f); + + if (!base) + panic("Invalid GPIO pin %u\n", pin); + + pio2_writel(base, BSR, mask); + pio2_writel(base, PDR, mask); + if (use_pullup) + pio2_writel(base, PUER, mask); + else + pio2_writel(base, PUDR, mask); } diff --git a/cpu/at32ap/pio2.h b/cpu/at32ap/pio2.h index 6b79de3..9719ea8 100644 --- a/cpu/at32ap/pio2.h +++ b/cpu/at32ap/pio2.h @@ -36,9 +36,9 @@ #define PIO2_OWSR 0x00a8 /* Register access macros */ -#define pio2_readl(port,reg) \ - readl((port)->regs + PIO2_##reg) -#define pio2_writel(port,reg,value) \ - writel((value), (port)->regs + PIO2_##reg) +#define pio2_readl(base,reg) \ + readl((void *)base + PIO2_##reg) +#define pio2_writel(base,reg,value) \ + writel((value), (void *)base + PIO2_##reg) #endif /* __CPU_AT32AP_PIO2_H__ */ diff --git a/cpu/at32ap/pm.c b/cpu/at32ap/pm.c index 01ac325..c78d547 100644 --- a/cpu/at32ap/pm.c +++ b/cpu/at32ap/pm.c @@ -26,138 +26,17 @@ #include <asm/io.h> #include <asm/arch/memory-map.h> -#include <asm/arch/platform.h> #include "sm.h" -/* Sanity checks */ -#if (CFG_CLKDIV_CPU > CFG_CLKDIV_HSB) \ - || (CFG_CLKDIV_HSB > CFG_CLKDIV_PBA) \ - || (CFG_CLKDIV_HSB > CFG_CLKDIV_PBB) -# error Constraint fCPU >= fHSB >= fPB{A,B} violated -#endif -#if defined(CONFIG_PLL) && ((CFG_PLL0_MUL < 1) || (CFG_PLL0_DIV < 1)) -# error Invalid PLL multiplier and/or divider -#endif - -DECLARE_GLOBAL_DATA_PTR; - -struct clock_domain_state { - const struct device *bridge; - unsigned long freq; - u32 mask; -}; -static struct clock_domain_state ckd_state[NR_CLOCK_DOMAINS]; - -int pm_enable_clock(enum clock_domain_id id, unsigned int index) -{ - const struct clock_domain *ckd = &chip_clock[id]; - struct clock_domain_state *state = &ckd_state[id]; - - if (ckd->bridge != NO_DEVICE) { - state->bridge = get_device(ckd->bridge); - if (!state->bridge) - return -EBUSY; - } - - state->mask |= 1 << index; - if (gd->sm) - writel(state->mask, gd->sm->regs + ckd->reg); - - return 0; -} - -void pm_disable_clock(enum clock_domain_id id, unsigned int index) -{ - const struct clock_domain *ckd = &chip_clock[id]; - struct clock_domain_state *state = &ckd_state[id]; - - state->mask &= ~(1 << index); - if (gd->sm) - writel(state->mask, gd->sm->regs + ckd->reg); - - if (ckd->bridge) - put_device(state->bridge); -} - -unsigned long pm_get_clock_freq(enum clock_domain_id domain) -{ - return ckd_state[domain].freq; -} - -void pm_init(void) -{ - uint32_t cksel = 0; - unsigned long main_clock; - - /* Make sure we don't disable any device we're already using */ - get_device(DEVICE_HRAMC); - get_device(DEVICE_HEBI); - - /* Enable the PICO as well */ - ckd_state[CLOCK_CPU].mask |= 1; - - gd->sm = get_device(DEVICE_SM); - if (!gd->sm) - panic("Unable to claim system manager device!\n"); - - /* Disable any devices that haven't been explicitly claimed */ - sm_writel(gd->sm, PM_PBB_MASK, ckd_state[CLOCK_PBB].mask); - sm_writel(gd->sm, PM_PBA_MASK, ckd_state[CLOCK_PBA].mask); - sm_writel(gd->sm, PM_HSB_MASK, ckd_state[CLOCK_HSB].mask); - sm_writel(gd->sm, PM_CPU_MASK, ckd_state[CLOCK_CPU].mask); #ifdef CONFIG_PLL - /* Initialize the PLL */ - main_clock = (CFG_OSC0_HZ / CFG_PLL0_DIV) * CFG_PLL0_MUL; - - sm_writel(gd->sm, PM_PLL0, (SM_BF(PLLCOUNT, CFG_PLL0_SUPPRESS_CYCLES) - | SM_BF(PLLMUL, CFG_PLL0_MUL - 1) - | SM_BF(PLLDIV, CFG_PLL0_DIV - 1) - | SM_BF(PLLOPT, CFG_PLL0_OPT) - | SM_BF(PLLOSC, 0) - | SM_BIT(PLLEN))); - - /* Wait for lock */ - while (!(sm_readl(gd->sm, PM_ISR) & SM_BIT(LOCK0))) ; +#define MAIN_CLK_RATE ((CFG_OSC0_HZ / CFG_PLL0_DIV) * CFG_PLL0_MUL) #else - main_clock = CFG_OSC0_HZ; +#define MAIN_CLK_RATE (CFG_OSC0_HZ) #endif - /* Set up clocks for the CPU and all peripheral buses */ - if (CFG_CLKDIV_CPU) { - cksel |= SM_BIT(CPUDIV) | SM_BF(CPUSEL, CFG_CLKDIV_CPU - 1); - ckd_state[CLOCK_CPU].freq = main_clock / (1 << CFG_CLKDIV_CPU); - } else { - ckd_state[CLOCK_CPU].freq = main_clock; - } - if (CFG_CLKDIV_HSB) { - cksel |= SM_BIT(HSBDIV) | SM_BF(HSBSEL, CFG_CLKDIV_HSB - 1); - ckd_state[CLOCK_HSB].freq = main_clock / (1 << CFG_CLKDIV_HSB); - } else { - ckd_state[CLOCK_HSB].freq = main_clock; - } - if (CFG_CLKDIV_PBA) { - cksel |= SM_BIT(PBADIV) | SM_BF(PBASEL, CFG_CLKDIV_PBA - 1); - ckd_state[CLOCK_PBA].freq = main_clock / (1 << CFG_CLKDIV_PBA); - } else { - ckd_state[CLOCK_PBA].freq = main_clock; - } - if (CFG_CLKDIV_PBB) { - cksel |= SM_BIT(PBBDIV) | SM_BF(PBBSEL, CFG_CLKDIV_PBB - 1); - ckd_state[CLOCK_PBB].freq = main_clock / (1 << CFG_CLKDIV_PBB); - } else { - ckd_state[CLOCK_PBB].freq = main_clock; - } - sm_writel(gd->sm, PM_CKSEL, cksel); - - /* CFG_HZ currently depends on cpu_hz */ - gd->cpu_hz = ckd_state[CLOCK_CPU].freq; +DECLARE_GLOBAL_DATA_PTR; -#ifdef CONFIG_PLL - /* Use PLL0 as main clock */ - sm_writel(gd->sm, PM_MCCTRL, SM_BIT(PLLSEL)); -#endif -} #endif /* CFG_POWER_MANAGER */ diff --git a/cpu/at32ap/sm.h b/cpu/at32ap/sm.h index ce81ef0..6492c8e 100644 --- a/cpu/at32ap/sm.h +++ b/cpu/at32ap/sm.h @@ -196,9 +196,9 @@ | SM_BF(name,value)) /* Register access macros */ -#define sm_readl(port,reg) \ - readl((port)->regs + SM_##reg) -#define sm_writel(port,reg,value) \ - writel((value), (port)->regs + SM_##reg) +#define sm_readl(reg) \ + readl((void *)SM_BASE + SM_##reg) +#define sm_writel(reg,value) \ + writel((value), (void *)SM_BASE + SM_##reg) #endif /* __CPU_AT32AP_SM_H__ */ diff --git a/cpu/at32ap/start.S b/cpu/at32ap/start.S index 79ee33b..ab8c2b7 100644 --- a/cpu/at32ap/start.S +++ b/cpu/at32ap/start.S @@ -70,32 +70,12 @@ _start: 2: lddpc sp, sp_init - /* - * Relocate the data section and initialize .bss. Everything - * is guaranteed to be at least doubleword aligned by the - * linker script. - */ - lddpc r12, .Ldata_vma - lddpc r11, .Ldata_lma - lddpc r10, .Ldata_end - sub r10, r12 -4: ld.d r8, r11++ - sub r10, 8 - st.d r12++, r8 - brne 4b - - mov r8, 0 - mov r9, 0 - lddpc r10, .Lbss_end - sub r10, r12 -4: sub r10, 8 - st.d r12++, r8 - brne 4b - /* Initialize the GOT pointer */ lddpc r6, got_init 3: rsub r6, pc - ld.w pc, r6[start_u_boot@got] + + /* Let's go */ + rjmp board_init_f .align 2 .type sp_init,@object @@ -103,11 +83,82 @@ sp_init: .long CFG_INIT_SP_ADDR got_init: .long 3b - _GLOBAL_OFFSET_TABLE_ -.Ldata_lma: - .long __data_lma -.Ldata_vma: - .long _data -.Ldata_end: - .long _edata -.Lbss_end: - .long _end + + /* + * void relocate_code(new_sp, new_gd, monitor_addr) + * + * Relocate the u-boot image into RAM and continue from there. + * Does not return. + */ + .global relocate_code + .type relocate_code,@function +relocate_code: + mov sp, r12 /* use new stack */ + mov r12, r11 /* save new_gd */ + mov r11, r10 /* save destination address */ + + /* copy .text section and flush the cache along the way */ + lda.w r8, _text + lda.w r9, _etext + sub lr, r10, r8 /* relocation offset */ + +1: ldm r8++, r0-r3 + stm r10, r0-r3 + sub r10, -16 + ldm r8++, r0-r3 + stm r10, r0-r3 + sub r10, -16 + cp.w r8, r9 + cache r10[-4], 0x0d /* dcache clean/invalidate */ + cache r10[-4], 0x01 /* icache invalidate */ + brlt 1b + + /* flush write buffer */ + sync 0 + + /* copy data sections */ + lda.w r9, _edata +1: ld.d r0, r8++ + st.d r10++, r0 + cp.w r8, r9 + brlt 1b + + /* zero out .bss */ + mov r0, 0 + mov r1, 0 + lda.w r9, _end + sub r9, r8 +1: st.d r10++, r0 + sub r9, 8 + brgt 1b + + /* jump to RAM */ + sub r0, pc, . - in_ram + add pc, r0, lr + + .align 2 +in_ram: + /* find the new GOT and relocate it */ + lddpc r6, got_init_reloc +3: rsub r6, pc + mov r8, r6 + lda.w r9, _egot + lda.w r10, _got + sub r9, r10 +1: ld.w r0, r8[0] + add r0, lr + st.w r8++, r0 + sub r9, 4 + brgt 1b + + /* Move the exception handlers */ + mfsr r2, SYSREG_EVBA + add r2, lr + mtsr SYSREG_EVBA, r2 + + /* Do the rest of the initialization sequence */ + call board_init_r + + .align 2 +got_init_reloc: + .long 3b - _GLOBAL_OFFSET_TABLE_ diff --git a/cpu/bf533/Makefile b/cpu/bf533/Makefile index 90018f3..dd4f299 100644 --- a/cpu/bf533/Makefile +++ b/cpu/bf533/Makefile @@ -1,6 +1,6 @@ # U-boot - Makefile # -# Copyright (c) 2005 blackfin.uclinux.org +# Copyright (c) 2005-2007 Analog Devices Inc. # # (C) Copyright 2000-2006 # Wolfgang Denk, DENX Software Engineering, wd@denx.de. @@ -20,8 +20,8 @@ # # 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 +# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, +# MA 02110-1301 USA # include $(TOPDIR)/config.mk diff --git a/cpu/bf533/bf533_serial.h b/cpu/bf533/bf533_serial.h index 0a04f3e..25b96a9 100644 --- a/cpu/bf533/bf533_serial.h +++ b/cpu/bf533/bf533_serial.h @@ -1,7 +1,7 @@ /* * U-boot - bf533_serial.h Serial Driver defines * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * This file is based on * bf533_serial.h: Definitions for the BlackFin BF533 DSP serial driver. @@ -38,8 +38,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #ifndef _Bf533_SERIAL_H diff --git a/cpu/bf533/config.mk b/cpu/bf533/config.mk index 10817d9..6a713c3 100644 --- a/cpu/bf533/config.mk +++ b/cpu/bf533/config.mk @@ -1,6 +1,6 @@ # U-boot - config.mk # -# Copyright (c) 2005 blackfin.uclinux.org +# Copyright (c) 2005-2007 Analog Devices Inc. # # (C) Copyright 2000-2004 # Wolfgang Denk, DENX Software Engineering, wd@denx.de. @@ -20,8 +20,8 @@ # # 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 +# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, +# MA 02110-1301 USA # PLATFORM_RELFLAGS += -mcpu=bf533 -ffixed-P5 diff --git a/cpu/bf533/cpu.c b/cpu/bf533/cpu.c index ac8ec51..8118861 100644 --- a/cpu/bf533/cpu.c +++ b/cpu/bf533/cpu.c @@ -1,7 +1,7 @@ /* * U-boot - cpu.c CPU specific functions * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * (C) Copyright 2000-2004 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. @@ -21,8 +21,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #include <common.h> @@ -93,7 +93,7 @@ void icache_enable(void) /* Fill the rest with invalid entry */ if (j <= 15) { - for (; j <= 16; j++) { + for (; j < 16; j++) { debug("filling %i with 0", j); *I1++ = 0x0; } @@ -169,7 +169,7 @@ void dcache_enable(void) /* Fill the rest with invalid entry */ if (j <= 15) { - for (; j <= 16; j++) { + for (; j < 16; j++) { debug("filling %i with 0", j); *I1++ = 0x0; } diff --git a/cpu/bf533/cpu.h b/cpu/bf533/cpu.h index 821363e..b6b73b1 100644 --- a/cpu/bf533/cpu.h +++ b/cpu/bf533/cpu.h @@ -1,7 +1,7 @@ /* * U-boot - cpu.h * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * See file CREDITS for list of people who contributed to this * project. @@ -18,8 +18,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #ifndef _CPU_H_ diff --git a/cpu/bf533/flush.S b/cpu/bf533/flush.S index 0512f3b..62e3d65 100644 --- a/cpu/bf533/flush.S +++ b/cpu/bf533/flush.S @@ -1,9 +1,9 @@ -/* Copyright (C) 2003 Analog Devices, Inc. All Rights Reserved. - * Copyright (C) 2004 LG SOft India. All Rights Reserved. +/* Copyright (C) 2003-2007 Analog Devices Inc. * * This file is subject to the terms and conditions of the GNU General Public * License. */ + #define ASSEMBLY #include <asm/linkage.h> diff --git a/cpu/bf533/interrupt.S b/cpu/bf533/interrupt.S index 524da8f..c356d53 100644 --- a/cpu/bf533/interrupt.S +++ b/cpu/bf533/interrupt.S @@ -1,7 +1,7 @@ /* * U-boot - interrupt.S Processing of interrupts and exception handling * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * (C) Copyright 2000-2004 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. @@ -35,8 +35,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #define ASSEMBLY diff --git a/cpu/bf533/interrupts.c b/cpu/bf533/interrupts.c index 9317f26..14d06cf 100644 --- a/cpu/bf533/interrupts.c +++ b/cpu/bf533/interrupts.c @@ -1,7 +1,7 @@ /* * U-boot - interrupts.c Interrupt related routines * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * This file is based on interrupts.c * Copyright 1996 Roman Zippel @@ -30,8 +30,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #include <common.h> diff --git a/cpu/bf533/ints.c b/cpu/bf533/ints.c index f476f14..5586689 100644 --- a/cpu/bf533/ints.c +++ b/cpu/bf533/ints.c @@ -1,7 +1,7 @@ /* * U-boot - ints.c Interrupt related routines * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * This file is based on ints.c * @@ -32,8 +32,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #include <common.h> diff --git a/cpu/bf533/serial.c b/cpu/bf533/serial.c index 11a46be..6cab5da 100644 --- a/cpu/bf533/serial.c +++ b/cpu/bf533/serial.c @@ -1,7 +1,7 @@ /* * U-boot - serial.c Serial driver for BF533 * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * This file is based on * bf533_serial.c: Serial driver for BlackFin BF533 DSP internal UART. @@ -38,8 +38,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #include <common.h> diff --git a/cpu/bf533/start.S b/cpu/bf533/start.S index 94556d6..67a60cf 100644 --- a/cpu/bf533/start.S +++ b/cpu/bf533/start.S @@ -1,7 +1,7 @@ /* * U-boot - start.S Startup file of u-boot for BF533/BF561 * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * This file is based on head.S * Copyright (c) 2003 Metrowerks/Motorola @@ -26,8 +26,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ /* diff --git a/cpu/bf533/start1.S b/cpu/bf533/start1.S index 72cfafb..6d4731b 100644 --- a/cpu/bf533/start1.S +++ b/cpu/bf533/start1.S @@ -1,7 +1,7 @@ /* * U-boot - start1.S Code running out of RAM after relocation * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * See file CREDITS for list of people who contributed to this * project. @@ -18,8 +18,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #define ASSEMBLY diff --git a/cpu/bf533/traps.c b/cpu/bf533/traps.c index 248e34f..19b1fde 100644 --- a/cpu/bf533/traps.c +++ b/cpu/bf533/traps.c @@ -1,7 +1,7 @@ /* * U-boot - traps.c Routines related to interrupts and exceptions * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * This file is based on * No original Copyright holder listed, @@ -29,8 +29,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #include <common.h> @@ -39,7 +39,6 @@ #include <asm/irq.h> #include <asm/system.h> #include <asm/traps.h> -#include <asm/page.h> #include <asm/machdep.h> #include "cpu.h" #include <asm/arch/anomaly.h> diff --git a/cpu/bf537/Makefile b/cpu/bf537/Makefile index 61c7338..8b0f9c0 100644 --- a/cpu/bf537/Makefile +++ b/cpu/bf537/Makefile @@ -1,6 +1,6 @@ # U-boot - Makefile # -# Copyright (c) 2005 blackfin.uclinux.org +# Copyright (c) 2005-2007 Analog Devices Inc. # # (C) Copyright 2000-2004 # Wolfgang Denk, DENX Software Engineering, wd@denx.de. @@ -20,8 +20,8 @@ # # 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 +# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, +# MA 02110-1301 USA # include $(TOPDIR)/config.mk diff --git a/cpu/bf537/config.mk b/cpu/bf537/config.mk index 4d57d9c..8a35789 100644 --- a/cpu/bf537/config.mk +++ b/cpu/bf537/config.mk @@ -1,6 +1,6 @@ # U-boot - config.mk # -# Copyright (c) 2005 blackfin.uclinux.org +# Copyright (c) 2005-2007 Analog Devices Inc. # # (C) Copyright 2000-2004 # Wolfgang Denk, DENX Software Engineering, wd@denx.de. @@ -20,8 +20,8 @@ # # 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 +# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, +# MA 02110-1301 USA # PLATFORM_RELFLAGS += -mcpu=bf537 -ffixed-P5 diff --git a/cpu/bf537/cpu.c b/cpu/bf537/cpu.c index cb8dc3c..62f603b 100644 --- a/cpu/bf537/cpu.c +++ b/cpu/bf537/cpu.c @@ -1,7 +1,7 @@ /* * U-boot - cpu.c CPU specific functions * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * (C) Copyright 2000-2004 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. @@ -21,8 +21,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #include <common.h> diff --git a/cpu/bf537/cpu.h b/cpu/bf537/cpu.h index 821363e..b6b73b1 100644 --- a/cpu/bf537/cpu.h +++ b/cpu/bf537/cpu.h @@ -1,7 +1,7 @@ /* * U-boot - cpu.h * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * See file CREDITS for list of people who contributed to this * project. @@ -18,8 +18,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #ifndef _CPU_H_ diff --git a/cpu/bf537/flush.S b/cpu/bf537/flush.S index c260a8f..fbd26cc 100644 --- a/cpu/bf537/flush.S +++ b/cpu/bf537/flush.S @@ -1,9 +1,9 @@ -/* Copyright (C) 2003 Analog Devices, Inc. All Rights Reserved. - * Copyright (C) 2004 LG SOft India. All Rights Reserved. +/* Copyright (C) 2003-2007 Analog Devices Inc. * * This file is subject to the terms and conditions of the GNU General Public * License. */ + #define ASSEMBLY #include <asm/linkage.h> diff --git a/cpu/bf537/interrupt.S b/cpu/bf537/interrupt.S index a8be34f..a71df55 100644 --- a/cpu/bf537/interrupt.S +++ b/cpu/bf537/interrupt.S @@ -1,7 +1,7 @@ /* * U-boot - interrupt.S Processing of interrupts and exception handling * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * (C) Copyright 2000-2004 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. @@ -35,8 +35,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #define ASSEMBLY diff --git a/cpu/bf537/interrupts.c b/cpu/bf537/interrupts.c index 2ca76ec..d2213b1 100644 --- a/cpu/bf537/interrupts.c +++ b/cpu/bf537/interrupts.c @@ -1,7 +1,7 @@ /* * U-boot - interrupts.c Interrupt related routines * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * This file is based on interrupts.c * Copyright 1996 Roman Zippel @@ -30,8 +30,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #include <common.h> diff --git a/cpu/bf537/ints.c b/cpu/bf537/ints.c index f476f14..5586689 100644 --- a/cpu/bf537/ints.c +++ b/cpu/bf537/ints.c @@ -1,7 +1,7 @@ /* * U-boot - ints.c Interrupt related routines * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * This file is based on ints.c * @@ -32,8 +32,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #include <common.h> diff --git a/cpu/bf537/serial.c b/cpu/bf537/serial.c index dd4f916..e04d08a 100644 --- a/cpu/bf537/serial.c +++ b/cpu/bf537/serial.c @@ -1,7 +1,7 @@ /* * U-boot - serial.c Serial driver for BF537 * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * This file is based on * bf537_serial.c: Serial driver for BlackFin BF537 internal UART. @@ -38,8 +38,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #include <common.h> diff --git a/cpu/bf537/serial.h b/cpu/bf537/serial.h index c9ee3dc..76555c2 100644 --- a/cpu/bf537/serial.h +++ b/cpu/bf537/serial.h @@ -1,7 +1,7 @@ /* * U-boot - bf537_serial.h Serial Driver defines * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * This file is based on * bf533_serial.h: Definitions for the BlackFin BF533 DSP serial driver. @@ -38,8 +38,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #ifndef _Bf537_SERIAL_H diff --git a/cpu/bf537/start.S b/cpu/bf537/start.S index 264e9b6..4e02bcb 100644 --- a/cpu/bf537/start.S +++ b/cpu/bf537/start.S @@ -1,7 +1,7 @@ /* * U-boot - start.S Startup file of u-boot for BF537 * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * This file is based on head.S * Copyright (c) 2003 Metrowerks/Motorola @@ -26,8 +26,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ /* diff --git a/cpu/bf537/start1.S b/cpu/bf537/start1.S index 72cfafb..6d4731b 100644 --- a/cpu/bf537/start1.S +++ b/cpu/bf537/start1.S @@ -1,7 +1,7 @@ /* * U-boot - start1.S Code running out of RAM after relocation * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * See file CREDITS for list of people who contributed to this * project. @@ -18,8 +18,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #define ASSEMBLY diff --git a/cpu/bf537/traps.c b/cpu/bf537/traps.c index 994ece8..4e18e27 100644 --- a/cpu/bf537/traps.c +++ b/cpu/bf537/traps.c @@ -1,7 +1,7 @@ /* * U-boot - traps.c Routines related to interrupts and exceptions * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * This file is based on * No original Copyright holder listed, @@ -29,8 +29,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #include <common.h> @@ -39,7 +39,6 @@ #include <asm/irq.h> #include <asm/system.h> #include <asm/traps.h> -#include <asm/page.h> #include <asm/machdep.h> #include "cpu.h" #include <asm/arch/anomaly.h> diff --git a/cpu/bf561/Makefile b/cpu/bf561/Makefile index ee7842a..2947169 100644 --- a/cpu/bf561/Makefile +++ b/cpu/bf561/Makefile @@ -1,6 +1,6 @@ # U-boot - Makefile # -# Copyright (c) 2005 blackfin.uclinux.org +# Copyright (c) 2005-2007 Analog Devices Inc. # # (C) Copyright 2000-2004 # Wolfgang Denk, DENX Software Engineering, wd@denx.de. @@ -20,8 +20,8 @@ # # 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 +# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, +# MA 02110-1301 USA # include $(TOPDIR)/config.mk diff --git a/cpu/bf561/config.mk b/cpu/bf561/config.mk index c49a0ba..f4dc04b 100644 --- a/cpu/bf561/config.mk +++ b/cpu/bf561/config.mk @@ -1,6 +1,6 @@ # U-boot - config.mk # -# Copyright (c) 2005 blackfin.uclinux.org +# Copyright (c) 2005-2007 Analog Devices Inc. # # (C) Copyright 2000-2004 # Wolfgang Denk, DENX Software Engineering, wd@denx.de. @@ -20,8 +20,8 @@ # # 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 +# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, +# MA 02110-1301 USA # PLATFORM_RELFLAGS += -mcpu=bf561 -ffixed-P5 diff --git a/cpu/bf561/cpu.c b/cpu/bf561/cpu.c index a7b53d8..5b907cd 100644 --- a/cpu/bf561/cpu.c +++ b/cpu/bf561/cpu.c @@ -1,7 +1,7 @@ /* * U-boot - cpu.c CPU specific functions * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * (C) Copyright 2000-2004 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. @@ -21,8 +21,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #include <common.h> diff --git a/cpu/bf561/cpu.h b/cpu/bf561/cpu.h index 821363e..b6b73b1 100644 --- a/cpu/bf561/cpu.h +++ b/cpu/bf561/cpu.h @@ -1,7 +1,7 @@ /* * U-boot - cpu.h * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * See file CREDITS for list of people who contributed to this * project. @@ -18,8 +18,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #ifndef _CPU_H_ diff --git a/cpu/bf561/flush.S b/cpu/bf561/flush.S index 7e12c83..0140a60 100644 --- a/cpu/bf561/flush.S +++ b/cpu/bf561/flush.S @@ -1,9 +1,9 @@ -/* Copyright (C) 2003 Analog Devices, Inc. All Rights Reserved. - * Copyright (C) 2004 LG SOft India. All Rights Reserved. +/* Copyright (C) 2003-2007 Analog Devices Inc. * * This file is subject to the terms and conditions of the GNU General Public * License. */ + #define ASSEMBLY #include <asm/linkage.h> diff --git a/cpu/bf561/interrupt.S b/cpu/bf561/interrupt.S index f82fd9b..21839ce 100644 --- a/cpu/bf561/interrupt.S +++ b/cpu/bf561/interrupt.S @@ -1,7 +1,7 @@ /* * U-boot - interrupt.S Processing of interrupts and exception handling * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * (C) Copyright 2000-2004 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. @@ -35,8 +35,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #define ASSEMBLY diff --git a/cpu/bf561/interrupts.c b/cpu/bf561/interrupts.c index e314f60..ecbc6ad 100644 --- a/cpu/bf561/interrupts.c +++ b/cpu/bf561/interrupts.c @@ -1,7 +1,7 @@ /* * U-boot - interrupts.c Interrupt related routines * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * This file is based on interrupts.c * Copyright 1996 Roman Zippel @@ -30,8 +30,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #include <common.h> diff --git a/cpu/bf561/ints.c b/cpu/bf561/ints.c index 328e5d8..27a38a3 100644 --- a/cpu/bf561/ints.c +++ b/cpu/bf561/ints.c @@ -1,7 +1,7 @@ /* * U-boot - ints.c Interrupt related routines * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * This file is based on ints.c * @@ -32,8 +32,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #include <common.h> diff --git a/cpu/bf561/serial.c b/cpu/bf561/serial.c index baec1d3..7f5c695 100644 --- a/cpu/bf561/serial.c +++ b/cpu/bf561/serial.c @@ -1,7 +1,7 @@ /* * U-boot - serial.c Serial driver for BF561 * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * This file is based on * bf533_serial.c: Serial driver for BlackFin BF533 DSP internal UART. @@ -38,8 +38,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #include <common.h> diff --git a/cpu/bf561/serial.h b/cpu/bf561/serial.h index 98c1242..c1cbf36 100644 --- a/cpu/bf561/serial.h +++ b/cpu/bf561/serial.h @@ -1,7 +1,7 @@ /* * U-boot - bf561_serial.h Serial Driver defines * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * This file is based on * bf533_serial.h: Definitions for the BlackFin BF533 DSP serial driver. @@ -38,8 +38,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #ifndef _Bf561_SERIAL_H diff --git a/cpu/bf561/start.S b/cpu/bf561/start.S index 9333648..bd26cf3 100644 --- a/cpu/bf561/start.S +++ b/cpu/bf561/start.S @@ -1,7 +1,7 @@ /* * U-boot - start.S Startup file of u-boot for BF533/BF561 * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * This file is based on head.S * Copyright (c) 2003 Metrowerks/Motorola @@ -26,8 +26,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ /* diff --git a/cpu/bf561/start1.S b/cpu/bf561/start1.S index 72cfafb..6d4731b 100644 --- a/cpu/bf561/start1.S +++ b/cpu/bf561/start1.S @@ -1,7 +1,7 @@ /* * U-boot - start1.S Code running out of RAM after relocation * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * See file CREDITS for list of people who contributed to this * project. @@ -18,8 +18,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #define ASSEMBLY diff --git a/cpu/bf561/traps.c b/cpu/bf561/traps.c index f5ff3a8..7e2dcd1 100644 --- a/cpu/bf561/traps.c +++ b/cpu/bf561/traps.c @@ -1,7 +1,7 @@ /* * U-boot - traps.c Routines related to interrupts and exceptions * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * This file is based on * No original Copyright holder listed, @@ -29,8 +29,8 @@ * * 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #include <common.h> diff --git a/cpu/mpc86xx/cpu.c b/cpu/mpc86xx/cpu.c index 551b243..84f5bef 100644 --- a/cpu/mpc86xx/cpu.c +++ b/cpu/mpc86xx/cpu.c @@ -32,12 +32,6 @@ #include <ft_build.h> #endif -#ifdef CONFIG_MPC8641HPCN -extern void mpc8641_reset_board(cmd_tbl_t *cmdtp, int flag, - int argc, char *argv[]); -#endif - - int checkcpu(void) { @@ -185,7 +179,7 @@ do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) #else /* CONFIG_MPC8641HPCN */ - mpc8641_reset_board(cmdtp, flag, argc, argv); + out8(PIXIS_BASE + PIXIS_RST, 0); #endif /* !CONFIG_MPC8641HPCN */ diff --git a/cpu/ppc4xx/44x_spd_ddr2.c b/cpu/ppc4xx/44x_spd_ddr2.c index b56629b..2ecd3e4 100644 --- a/cpu/ppc4xx/44x_spd_ddr2.c +++ b/cpu/ppc4xx/44x_spd_ddr2.c @@ -1124,7 +1124,7 @@ static void program_codt(unsigned long *dimm_populated, modt3 = 0x00000000; } } - } else { + } else { codt |= SDRAM_CODT_DQS_2_5_V_DDR1; modt0 = 0x00000000; modt1 = 0x00000000; diff --git a/cpu/ppc4xx/cpu.c b/cpu/ppc4xx/cpu.c index 2d8740c..8e6bc84 100644 --- a/cpu/ppc4xx/cpu.c +++ b/cpu/ppc4xx/cpu.c @@ -125,6 +125,7 @@ int i2c_bootrom_enabled(void) return (val & SDR0_SDCS_SDD); #endif } +#endif #if defined(CONFIG_440GX) #define SDR0_PINSTP_SHIFT 29 @@ -178,16 +179,37 @@ static char *bootstrap_str[] = { }; #endif +#if defined(CONFIG_405EZ) +#define SDR0_PINSTP_SHIFT 28 +static char *bootstrap_str[] = { + "EBC (8 bits)", + "SPI (fast)", + "NAND (512 page, 4 addr cycle)", + "I2C (Addr 0x50)", + "EBC (32 bits)", + "I2C (Addr 0x50)", + "NAND (2K page, 5 addr cycle)", + "I2C (Addr 0x50)", + "EBC (16 bits)", + "Reserved", + "NAND (2K page, 4 addr cycle)", + "I2C (Addr 0x50)", + "NAND (512 page, 3 addr cycle)", + "I2C (Addr 0x50)", + "SPI (slow)", + "I2C (Addr 0x50)", +}; +#endif + #if defined(SDR0_PINSTP_SHIFT) static int bootstrap_option(void) { unsigned long val; - mfsdr(sdr_pinstp, val); - return ((val & 0xe0000000) >> SDR0_PINSTP_SHIFT); + mfsdr(SDR_PINSTP, val); + return ((val & 0xf0000000) >> SDR0_PINSTP_SHIFT); } #endif /* SDR0_PINSTP_SHIFT */ -#endif #if defined(CONFIG_440) @@ -403,11 +425,11 @@ int checkcpu (void) #if defined(I2C_BOOTROM) printf (" I2C boot EEPROM %sabled\n", i2c_bootrom_enabled() ? "en" : "dis"); +#endif /* I2C_BOOTROM */ #if defined(SDR0_PINSTP_SHIFT) printf (" Bootstrap Option %c - ", (char)bootstrap_option() + 'A'); printf ("Boot ROM Location %s\n", bootstrap_str[bootstrap_option()]); #endif /* SDR0_PINSTP_SHIFT */ -#endif /* I2C_BOOTROM */ #if defined(CONFIG_PCI) printf (" Internal PCI arbiter %sabled", pci_arbiter_enabled() ? "en" : "dis"); diff --git a/cpu/ppc4xx/i2c.c b/cpu/ppc4xx/i2c.c index 8f4da86..47c264e 100644 --- a/cpu/ppc4xx/i2c.c +++ b/cpu/ppc4xx/i2c.c @@ -91,7 +91,6 @@ static void _i2c_bus_reset(void) void i2c_init(int speed, int slaveadd) { - sys_info_t sysInfo; unsigned long freqOPB; int val, divisor; int bus; @@ -124,8 +123,7 @@ void i2c_init(int speed, int slaveadd) /* Clock divide Register */ /* get OPB frequency */ - get_sys_info(&sysInfo); - freqOPB = sysInfo.freqPLB / sysInfo.pllOpbDiv; + freqOPB = get_OPB_freq(); /* set divisor according to freqOPB */ divisor = (freqOPB - 1) / 10000000; if (divisor == 0) diff --git a/cpu/ppc4xx/start.S b/cpu/ppc4xx/start.S index 3b1586c..a96083c 100644 --- a/cpu/ppc4xx/start.S +++ b/cpu/ppc4xx/start.S @@ -1892,11 +1892,11 @@ pll_wait: #endif /* CONFIG_405EP */ #if defined(CONFIG_440) -#define function_prolog(func_name) .text; \ +#define function_prolog(func_name) .text; \ .align 2; \ .globl func_name; \ func_name: -#define function_epilog(func_name) .type func_name,@function; \ +#define function_epilog(func_name) .type func_name,@function; \ .size func_name,.-func_name /*----------------------------------------------------------------------------+ @@ -1952,13 +1952,13 @@ pll_wait: +----------------------------------------------------------------------------*/ function_prolog(dcbz_area) rlwinm. r5,r4,0,27,31 - rlwinm r5,r4,27,5,31 - beq ..d_ra2 - addi r5,r5,0x0001 -..d_ra2:mtctr r5 -..d_ag2:dcbz r0,r3 - addi r3,r3,32 - bdnz ..d_ag2 + rlwinm r5,r4,27,5,31 + beq ..d_ra2 + addi r5,r5,0x0001 +..d_ra2:mtctr r5 +..d_ag2:dcbz r0,r3 + addi r3,r3,32 + bdnz ..d_ag2 sync blr function_epilog(dcbz_area) @@ -1967,26 +1967,26 @@ pll_wait: | dflush. Assume 32K at vector address is cachable. +----------------------------------------------------------------------------*/ function_prolog(dflush) - mfmsr r9 - rlwinm r8,r9,0,15,13 - rlwinm r8,r8,0,17,15 - mtmsr r8 - addi r3,r0,0x0000 - mtspr dvlim,r3 - mfspr r3,ivpr - addi r4,r0,1024 - mtctr r4 + mfmsr r9 + rlwinm r8,r9,0,15,13 + rlwinm r8,r8,0,17,15 + mtmsr r8 + addi r3,r0,0x0000 + mtspr dvlim,r3 + mfspr r3,ivpr + addi r4,r0,1024 + mtctr r4 ..dflush_loop: - lwz r6,0x0(r3) - addi r3,r3,32 - bdnz ..dflush_loop - addi r3,r3,-32 - mtctr r4 -..ag: dcbf r0,r3 - addi r3,r3,-32 - bdnz ..ag + lwz r6,0x0(r3) + addi r3,r3,32 + bdnz ..dflush_loop + addi r3,r3,-32 + mtctr r4 +..ag: dcbf r0,r3 + addi r3,r3,-32 + bdnz ..ag sync - mtmsr r9 + mtmsr r9 blr function_epilog(dflush) #endif /* CONFIG_440 */ |