diff options
33 files changed, 817 insertions, 564 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index cc88762743..d608a6bac2 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -699,6 +699,7 @@ Haavard Skinnemoen <hskinnemoen@atmel.com> ATSTK1002 AT32AP7000 ATSTK1003 AT32AP7001 ATSTK1004 AT32AP7002 + ATSTK1006 AT32AP7000 ATNGW100 AT32AP7000 ######################################################################### @@ -698,6 +698,7 @@ LIST_avr32=" \ atstk1002 \ atstk1003 \ atstk1004 \ + atstk1006 \ atngw100 \ " @@ -2882,6 +2882,9 @@ atstk1003_config : unconfig atstk1004_config : unconfig @$(MKCONFIG) $(@:_config=) avr32 at32ap atstk1000 atmel at32ap700x +atstk1006_config : unconfig + @$(MKCONFIG) $(@:_config=) avr32 at32ap atstk1000 atmel at32ap700x + atngw100_config : unconfig @$(MKCONFIG) $(@:_config=) avr32 at32ap atngw100 atmel at32ap700x diff --git a/board/atmel/atngw100/atngw100.c b/board/atmel/atngw100/atngw100.c index 1ccbe2c181..c649855d63 100644 --- a/board/atmel/atngw100/atngw100.c +++ b/board/atmel/atngw100/atngw100.c @@ -25,12 +25,12 @@ #include <asm/sdram.h> #include <asm/arch/clk.h> #include <asm/arch/gpio.h> -#include <asm/arch/hmatrix2.h> +#include <asm/arch/hmatrix.h> DECLARE_GLOBAL_DATA_PTR; -static const struct sdram_info sdram = { - .phys_addr = CFG_SDRAM_BASE, +static const struct sdram_config sdram_config = { + .data_bits = SDRAM_DATA_16BIT, .row_bits = 13, .col_bits = 9, .bank_bits = 2, @@ -47,8 +47,8 @@ static const struct sdram_info sdram = { int board_early_init_f(void) { - /* Set the SDRAM_ENABLE bit in the HEBI SFR */ - hmatrix2_writel(SFR4, 1 << 1); + /* Enable SDRAM in the EBI mux */ + hmatrix_slave_write(EBI, SFR, HMATRIX_BIT(EBI_SDRAM_ENABLE)); gpio_enable_ebi(); gpio_enable_usart1(); @@ -66,7 +66,22 @@ int board_early_init_f(void) long int initdram(int board_type) { - return sdram_init(&sdram); + unsigned long expected_size; + unsigned long actual_size; + void *sdram_base; + + sdram_base = map_physmem(EBI_SDRAM_BASE, EBI_SDRAM_SIZE, MAP_NOCACHE); + + expected_size = sdram_init(sdram_base, &sdram_config); + actual_size = get_ram_size(sdram_base, expected_size); + + unmap_physmem(sdram_base, EBI_SDRAM_SIZE); + + if (expected_size != actual_size) + printf("Warning: Only %u of %u MiB SDRAM is working\n", + actual_size >> 20, expected_size >> 20); + + return actual_size; } void board_init_info(void) diff --git a/board/atmel/atngw100/u-boot.lds b/board/atmel/atngw100/u-boot.lds index 34e347aecd..e736adf0fc 100644 --- a/board/atmel/atngw100/u-boot.lds +++ b/board/atmel/atngw100/u-boot.lds @@ -29,17 +29,10 @@ SECTIONS . = 0; _text = .; .text : { + *(.exception.text) *(.text) *(.text.*) } - - . = ALIGN(32); - __flashprog_start = .; - .flashprog : { - *(.flashprog) - } - . = ALIGN(32); - __flashprog_end = .; _etext = .; .rodata : { diff --git a/board/atmel/atstk1000/atstk1000.c b/board/atmel/atstk1000/atstk1000.c index 28f64c4a6f..33bdba6f5d 100644 --- a/board/atmel/atstk1000/atstk1000.c +++ b/board/atmel/atstk1000/atstk1000.c @@ -25,13 +25,39 @@ #include <asm/sdram.h> #include <asm/arch/clk.h> #include <asm/arch/gpio.h> -#include <asm/arch/hmatrix2.h> +#include <asm/arch/hmatrix.h> DECLARE_GLOBAL_DATA_PTR; -static const struct sdram_info sdram = { - .phys_addr = CFG_SDRAM_BASE, +static const struct sdram_config sdram_config = { +#if defined(CONFIG_ATSTK1006) + /* Dual MT48LC16M16A2-7E (64 MB) on daughterboard */ + .data_bits = SDRAM_DATA_32BIT, + .row_bits = 13, + .col_bits = 9, + .bank_bits = 2, + .cas = 2, + .twr = 2, + .trc = 7, + .trp = 2, + .trcd = 2, + .tras = 4, + .txsr = 7, + /* 7.81 us */ + .refresh_period = (781 * (SDRAMC_BUS_HZ / 1000)) / 100000, +#else + /* MT48LC2M32B2P-5 (8 MB) on motherboard */ +#ifdef CONFIG_ATSTK1004 + .data_bits = SDRAM_DATA_16BIT, +#else + .data_bits = SDRAM_DATA_32BIT, +#endif +#ifdef CONFIG_ATSTK1000_16MB_SDRAM + /* MT48LC4M32B2P-6 (16 MB) on mod'ed motherboard */ + .row_bits = 12, +#else .row_bits = 11, +#endif .col_bits = 8, .bank_bits = 2, .cas = 3, @@ -43,12 +69,13 @@ static const struct sdram_info sdram = { .txsr = 5, /* 15.6 us */ .refresh_period = (156 * (SDRAMC_BUS_HZ / 1000)) / 10000, +#endif }; int board_early_init_f(void) { - /* Set the SDRAM_ENABLE bit in the HEBI SFR */ - hmatrix2_writel(SFR4, 1 << 1); + /* Enable SDRAM in the EBI mux */ + hmatrix_slave_write(EBI, SFR, HMATRIX_BIT(EBI_SDRAM_ENABLE)); gpio_enable_ebi(); gpio_enable_usart1(); @@ -65,7 +92,22 @@ int board_early_init_f(void) long int initdram(int board_type) { - return sdram_init(&sdram); + unsigned long expected_size; + unsigned long actual_size; + void *sdram_base; + + sdram_base = map_physmem(EBI_SDRAM_BASE, EBI_SDRAM_SIZE, MAP_NOCACHE); + + expected_size = sdram_init(sdram_base, &sdram_config); + actual_size = get_ram_size(sdram_base, expected_size); + + unmap_physmem(sdram_base, EBI_SDRAM_SIZE); + + if (expected_size != actual_size) + printf("Warning: Only %u of %u MiB SDRAM is working\n", + actual_size >> 20, expected_size >> 20); + + return actual_size; } void board_init_info(void) diff --git a/board/atmel/atstk1000/flash.c b/board/atmel/atstk1000/flash.c index 40478258e7..12537f3142 100644 --- a/board/atmel/atstk1000/flash.c +++ b/board/atmel/atstk1000/flash.c @@ -30,7 +30,7 @@ DECLARE_GLOBAL_DATA_PTR; flash_info_t flash_info[1]; -static void __flashprog flash_identify(uint16_t *flash, flash_info_t *info) +static void flash_identify(uint16_t *flash, flash_info_t *info) { unsigned long flags; @@ -76,7 +76,7 @@ void flash_print_info(flash_info_t *info) info->size >> 10, info->sector_count); } -int __flashprog flash_erase(flash_info_t *info, int s_first, int s_last) +int flash_erase(flash_info_t *info, int s_first, int s_last) { unsigned long flags; unsigned long start_time; @@ -154,7 +154,7 @@ int __flashprog flash_erase(flash_info_t *info, int s_first, int s_last) return ERR_OK; } -int __flashprog write_buff(flash_info_t *info, uchar *src, +int write_buff(flash_info_t *info, uchar *src, ulong addr, ulong count) { unsigned long flags; diff --git a/board/atmel/atstk1000/u-boot.lds b/board/atmel/atstk1000/u-boot.lds index 247812e103..0d3b19c640 100644 --- a/board/atmel/atstk1000/u-boot.lds +++ b/board/atmel/atstk1000/u-boot.lds @@ -29,17 +29,10 @@ SECTIONS . = 0; _text = .; .text : { + *(.exception.text) *(.text) *(.text.*) } - - . = ALIGN(32); - __flashprog_start = .; - .flashprog : { - *(.flashprog) - } - . = ALIGN(32); - __flashprog_end = .; _etext = .; .rodata : { diff --git a/cpu/at32ap/Makefile b/cpu/at32ap/Makefile index f69b1f3854..d16c58b773 100644 --- a/cpu/at32ap/Makefile +++ b/cpu/at32ap/Makefile @@ -27,13 +27,19 @@ include $(TOPDIR)/config.mk LIB := $(obj)lib$(CPU).a -START := start.o -SOBJS := entry.o -COBJS := cpu.o hsdramc.o exception.o cache.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)) +START-y += start.o + +COBJS-y += cpu.o +COBJS-y += hsdramc.o +COBJS-y += exception.o +COBJS-y += cache.o +COBJS-y += interrupts.o +COBJS-y += pio.o +COBJS-$(CONFIG_MMC) += atmel_mci.o + +SRCS := $(START-y:.o=.S) $(SOBJS-y:.o=.S) $(COBJS-y:.o=.c) +OBJS := $(addprefix $(obj),$(SOBJS-y) $(COBJS-y)) +START := $(addprefix $(obj),$(START-y)) all: $(obj).depend $(START) $(LIB) diff --git a/cpu/at32ap/at32ap700x/Makefile b/cpu/at32ap/at32ap700x/Makefile index d276712118..740423563e 100644 --- a/cpu/at32ap/at32ap700x/Makefile +++ b/cpu/at32ap/at32ap700x/Makefile @@ -24,7 +24,7 @@ include $(TOPDIR)/config.mk LIB := $(obj)lib$(SOC).a -COBJS := gpio.o +COBJS := gpio.o clk.o SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) diff --git a/cpu/at32ap/at32ap700x/clk.c b/cpu/at32ap/at32ap700x/clk.c new file mode 100644 index 0000000000..b3aa03495f --- /dev/null +++ b/cpu/at32ap/at32ap700x/clk.c @@ -0,0 +1,68 @@ +/* + * Copyright (C) 2005-2008 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/clk.h> +#include <asm/arch/memory-map.h> + +#include "sm.h" + +void clk_init(void) +{ + uint32_t cksel; + + /* in case of soft resets, disable watchdog */ + sm_writel(WDT_CTRL, SM_BF(KEY, 0x55)); + sm_writel(WDT_CTRL, SM_BF(KEY, 0xaa)); + +#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); + +#ifdef CONFIG_PLL + /* Use PLL0 as main clock */ + sm_writel(PM_MCCTRL, SM_BIT(PLLSEL)); +#endif +} diff --git a/cpu/at32ap/sm.h b/cpu/at32ap/at32ap700x/sm.h index 6492c8e81d..6492c8e81d 100644 --- a/cpu/at32ap/sm.h +++ b/cpu/at32ap/at32ap700x/sm.h diff --git a/cpu/at32ap/atmel_mci.c b/cpu/at32ap/atmel_mci.c index f59dfb5995..3795addf05 100644 --- a/cpu/at32ap/atmel_mci.c +++ b/cpu/at32ap/atmel_mci.c @@ -21,8 +21,6 @@ */ #include <common.h> -#ifdef CONFIG_MMC - #include <part.h> #include <mmc.h> @@ -139,7 +137,7 @@ mmc_cmd(unsigned long cmd, unsigned long arg, pr_debug("mmc: status 0x%08lx\n", status); - if (status & ERROR_FLAGS) { + if (status & error_flags) { printf("mmc: command %lu failed (status: 0x%08lx)\n", cmd, status); return -EIO; @@ -182,12 +180,13 @@ static int mmc_acmd(unsigned long cmd, unsigned long arg, static unsigned long mmc_bread(int dev, unsigned long start, lbaint_t blkcnt, - unsigned long *buffer) + void *buffer) { int ret, i = 0; unsigned long resp[4]; unsigned long card_status, data; unsigned long wordcount; + u32 *p = buffer; u32 status; if (blkcnt == 0) @@ -225,7 +224,7 @@ mmc_bread(int dev, unsigned long start, lbaint_t blkcnt, if (status & MMCI_BIT(RXRDY)) { data = mmci_readl(RDR); /* pr_debug("%x\n", data); */ - *buffer++ = data; + *p++ = data; wordcount++; } } while(wordcount < (mmc_blkdev.blksz / 4)); @@ -443,6 +442,7 @@ static void mci_set_data_timeout(struct mmc_csd *csd) dtocyc = timeout_clks; dtomul = 0; + shift = 0; while (dtocyc > 15 && dtomul < 8) { dtomul++; shift = dtomul_to_shift[dtomul]; @@ -546,5 +546,3 @@ int mmc2info(ulong addr) { return 0; } - -#endif /* CONFIG_MMC */ diff --git a/cpu/at32ap/cpu.c b/cpu/at32ap/cpu.c index 311466b781..0ba836180e 100644 --- a/cpu/at32ap/cpu.c +++ b/cpu/at32ap/cpu.c @@ -30,7 +30,6 @@ #include <asm/arch/memory-map.h> #include "hsmc3.h" -#include "sm.h" /* Sanity checks */ #if (CFG_CLKDIV_CPU > CFG_CLKDIV_HSB) \ @@ -44,47 +43,9 @@ 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) { extern void _evba(void); - char *p; gd->cpu_hz = CFG_OSC0_HZ; @@ -95,16 +56,15 @@ int cpu_init(void) hsmc3_writel(PULSE0, 0x0b0a0906); hsmc3_writel(SETUP0, 0x00010002); - pm_init(); + clk_init(); + /* Update the CPU speed according to the PLL configuration */ + gd->cpu_hz = get_cpu_clk_rate(); + + /* Set up the exception handler table and enable exceptions */ sysreg_write(EVBA, (unsigned long)&_evba); asm volatile("csrf %0" : : "i"(SYSREG_EM_OFFSET)); - /* Lock everything that mess with the flash in the icache */ - for (p = __flashprog_start; p <= (__flashprog_end + CFG_ICACHE_LINESZ); - p += CFG_ICACHE_LINESZ) - asm volatile("cache %0, 0x02" : "=m"(*p) :: "memory"); - return 0; } diff --git a/cpu/at32ap/entry.S b/cpu/at32ap/entry.S deleted file mode 100644 index a6fc68867a..0000000000 --- a/cpu/at32ap/entry.S +++ /dev/null @@ -1,64 +0,0 @@ -/* - * 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 <asm/sysreg.h> -#include <asm/ptrace.h> - - .section .text.exception,"ax" - .global _evba - .type _evba,@function - .align 10 -_evba: - .irp x,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 - .align 2 - rjmp unknown_exception - .endr - - .global timer_interrupt_handler - .type timer_interrupt_handler,@function - .align 2 -timer_interrupt_handler: - /* - * Increment timer_overflow and re-write COMPARE with 0xffffffff. - * - * We're running at interrupt level 3, so we don't need to save - * r8-r12 or lr to the stack. - */ - lda.w r8, timer_overflow - ld.w r9, r8[0] - mov r10, -1 - mtsr SYSREG_COMPARE, r10 - sub r9, -1 - st.w r8[0], r9 - rete - - .type unknown_exception, @function -unknown_exception: - pushm r0-r12 - sub r8, sp, REG_R12 - REG_R0 - 4 - mov r9, lr - mfsr r10, SYSREG_RAR_EX - mfsr r11, SYSREG_RSR_EX - pushm r8-r11 - mfsr r12, SYSREG_ECR - mov r11, sp - rcall do_unknown_exception -1: rjmp 1b diff --git a/cpu/at32ap/exception.c b/cpu/at32ap/exception.c index 0672685cd0..dc9c3002a4 100644 --- a/cpu/at32ap/exception.c +++ b/cpu/at32ap/exception.c @@ -111,7 +111,8 @@ 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_SDRAM_BASE || regs->sp >= gd->stack_end) + if (regs->sp < (gd->stack_end - CONFIG_STACKSIZE) + || regs->sp >= gd->stack_end) printf("\nStack pointer seems bogus, won't do stack dump\n"); else dump_mem("\nStack: ", regs->sp, gd->stack_end); diff --git a/cpu/at32ap/hsdramc.c b/cpu/at32ap/hsdramc.c index 1fcfe75d74..992612b462 100644 --- a/cpu/at32ap/hsdramc.c +++ b/cpu/at32ap/hsdramc.c @@ -30,39 +30,32 @@ #include "hsdramc1.h" -unsigned long sdram_init(const struct sdram_info *info) +unsigned long sdram_init(void *sdram_base, const struct sdram_config *config) { - unsigned long *sdram = (unsigned long *)uncached(info->phys_addr); unsigned long sdram_size; - unsigned long tmp; - unsigned long bus_hz; + uint32_t cfgreg; unsigned int i; - if (!info->refresh_period) - panic("ERROR: SDRAM refresh period == 0. " - "Please update the board code\n"); - - tmp = (HSDRAMC1_BF(NC, info->col_bits - 8) - | HSDRAMC1_BF(NR, info->row_bits - 11) - | HSDRAMC1_BF(NB, info->bank_bits - 1) - | HSDRAMC1_BF(CAS, info->cas) - | HSDRAMC1_BF(TWR, info->twr) - | HSDRAMC1_BF(TRC, info->trc) - | HSDRAMC1_BF(TRP, info->trp) - | HSDRAMC1_BF(TRCD, info->trcd) - | HSDRAMC1_BF(TRAS, info->tras) - | HSDRAMC1_BF(TXSR, info->txsr)); - -#ifdef CFG_SDRAM_16BIT - tmp |= HSDRAMC1_BIT(DBW); - sdram_size = 1 << (info->row_bits + info->col_bits - + info->bank_bits + 1); -#else - sdram_size = 1 << (info->row_bits + info->col_bits - + info->bank_bits + 2); -#endif - - hsdramc1_writel(CR, tmp); + cfgreg = (HSDRAMC1_BF(NC, config->col_bits - 8) + | HSDRAMC1_BF(NR, config->row_bits - 11) + | HSDRAMC1_BF(NB, config->bank_bits - 1) + | HSDRAMC1_BF(CAS, config->cas) + | HSDRAMC1_BF(TWR, config->twr) + | HSDRAMC1_BF(TRC, config->trc) + | HSDRAMC1_BF(TRP, config->trp) + | HSDRAMC1_BF(TRCD, config->trcd) + | HSDRAMC1_BF(TRAS, config->tras) + | HSDRAMC1_BF(TXSR, config->txsr)); + + if (config->data_bits == SDRAM_DATA_16BIT) + cfgreg |= HSDRAMC1_BIT(DBW); + + hsdramc1_writel(CR, cfgreg); + + /* Send a NOP to turn on the clock (necessary on some chips) */ + hsdramc1_writel(MR, HSDRAMC1_MODE_NOP); + hsdramc1_readl(MR); + writel(0, sdram_base); /* * Initialization sequence for SDRAM, from the data sheet: @@ -77,7 +70,7 @@ unsigned long sdram_init(const struct sdram_info *info) */ hsdramc1_writel(MR, HSDRAMC1_MODE_BANKS_PRECHARGE); hsdramc1_readl(MR); - writel(0, sdram); + writel(0, sdram_base); /* * 3. Eight auto-refresh (CBR) cycles are provided @@ -85,58 +78,41 @@ unsigned long sdram_init(const struct sdram_info *info) hsdramc1_writel(MR, HSDRAMC1_MODE_AUTO_REFRESH); hsdramc1_readl(MR); for (i = 0; i < 8; i++) - writel(0, sdram); + writel(0, sdram_base); /* * 4. A mode register set (MRS) cycle is issued to program * SDRAM parameters, in particular CAS latency and burst * length. * - * CAS from info struct, burst length 1, serial burst type + * The address will be chosen by the SDRAMC automatically; we + * just have to make sure BA[1:0] are set to 0. */ hsdramc1_writel(MR, HSDRAMC1_MODE_LOAD_MODE); hsdramc1_readl(MR); - writel(0, sdram + (info->cas << 4)); + writel(0, sdram_base); /* - * 5. A Normal Mode command is provided, 3 clocks after tMRD - * is met. - * - * From the timing diagram, it looks like tMRD is 3 - * cycles...try a dummy read from the peripheral bus. + * 5. The application must go into Normal Mode, setting Mode + * to 0 in the Mode Register and performing a write access + * at any location in the SDRAM. */ - hsdramc1_readl(MR); hsdramc1_writel(MR, HSDRAMC1_MODE_NORMAL); hsdramc1_readl(MR); - writel(0, sdram); + writel(0, sdram_base); /* * 6. Write refresh rate into SDRAMC refresh timer count * register (refresh rate = timing between refresh cycles). - * - * 15.6 us is a typical value for a burst of length one */ - bus_hz = get_sdram_clk_rate(); - hsdramc1_writel(TR, info->refresh_period); - - printf("SDRAM: %u MB at address 0x%08lx\n", - sdram_size >> 20, info->phys_addr); - - printf("Testing SDRAM..."); - for (i = 0; i < sdram_size / 4; i++) - sdram[i] = i; - - for (i = 0; i < sdram_size / 4; i++) { - tmp = sdram[i]; - if (tmp != i) { - printf("FAILED at address 0x%08lx\n", - info->phys_addr + i * 4); - printf("SDRAM: read 0x%lx, expected 0x%lx\n", tmp, i); - return 0; - } - } - - puts("OK\n"); + hsdramc1_writel(TR, config->refresh_period); + + if (config->data_bits == SDRAM_DATA_16BIT) + sdram_size = 1 << (config->row_bits + config->col_bits + + config->bank_bits + 1); + else + sdram_size = 1 << (config->row_bits + config->col_bits + + config->bank_bits + 2); return sdram_size; } diff --git a/cpu/at32ap/interrupts.c b/cpu/at32ap/interrupts.c index bef1f30d79..160838eeeb 100644 --- a/cpu/at32ap/interrupts.c +++ b/cpu/at32ap/interrupts.c @@ -98,18 +98,16 @@ void set_timer(unsigned long t) */ void udelay(unsigned long usec) { - unsigned long now, end; + unsigned long cycles; + unsigned long base; + unsigned long now; - now = sysreg_read(COUNT); + base = sysreg_read(COUNT); + cycles = ((usec * (get_tbclk() / 10000)) + 50) / 100; - end = ((usec * (get_tbclk() / 10000)) + 50) / 100; - end += now; - - while (now > end) - now = sysreg_read(COUNT); - - while (now < end) + do { now = sysreg_read(COUNT); + } while ((now - base) < cycles); } static int set_interrupt_handler(unsigned int nr, void (*handler)(void), diff --git a/cpu/at32ap/pm.c b/cpu/at32ap/pm.c deleted file mode 100644 index c78d547f85..0000000000 --- a/cpu/at32ap/pm.c +++ /dev/null @@ -1,42 +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> - -#ifdef CFG_POWER_MANAGER -#include <asm/errno.h> -#include <asm/io.h> - -#include <asm/arch/memory-map.h> - -#include "sm.h" - - -#ifdef CONFIG_PLL -#define MAIN_CLK_RATE ((CFG_OSC0_HZ / CFG_PLL0_DIV) * CFG_PLL0_MUL) -#else -#define MAIN_CLK_RATE (CFG_OSC0_HZ) -#endif - -DECLARE_GLOBAL_DATA_PTR; - - -#endif /* CFG_POWER_MANAGER */ diff --git a/cpu/at32ap/start.S b/cpu/at32ap/start.S index ab8c2b73d8..907e9b1534 100644 --- a/cpu/at32ap/start.S +++ b/cpu/at32ap/start.S @@ -1,5 +1,5 @@ /* - * Copyright (C) 2005-2006 Atmel Corporation + * Copyright (C) 2005-2008 Atmel Corporation * * See file CREDITS for list of people who contributed to this * project. @@ -20,12 +20,9 @@ * MA 02111-1307 USA */ #include <config.h> +#include <asm/ptrace.h> #include <asm/sysreg.h> -#ifndef PART_SPECIFIC_BOOTSTRAP -# define PART_SPECIFIC_BOOTSTRAP -#endif - #define SYSREG_MMUCR_I_OFFSET 2 #define SYSREG_MMUCR_S_OFFSET 4 @@ -34,11 +31,115 @@ | SYSREG_BIT(FE) | SYSREG_BIT(RE) \ | SYSREG_BIT(IBE) | SYSREG_BIT(IEE)) - .text + /* + * To save some space, we use the same entry point for + * exceptions and reset. This avoids lots of alignment padding + * since the reset vector is always suitably aligned. + */ + .section .exception.text, "ax", @progbits .global _start + .global _evba + .type _start, @function + .type _evba, @function _start: - PART_SPECIFIC_BOOTSTRAP + .size _start, 0 +_evba: + .org 0x00 + rjmp unknown_exception /* Unrecoverable exception */ + .org 0x04 + rjmp unknown_exception /* TLB multiple hit */ + .org 0x08 + rjmp unknown_exception /* Bus error data fetch */ + .org 0x0c + rjmp unknown_exception /* Bus error instruction fetch */ + .org 0x10 + rjmp unknown_exception /* NMI */ + .org 0x14 + rjmp unknown_exception /* Instruction address */ + .org 0x18 + rjmp unknown_exception /* ITLB protection */ + .org 0x1c + rjmp unknown_exception /* Breakpoint */ + .org 0x20 + rjmp unknown_exception /* Illegal opcode */ + .org 0x24 + rjmp unknown_exception /* Unimplemented instruction */ + .org 0x28 + rjmp unknown_exception /* Privilege violation */ + .org 0x2c + rjmp unknown_exception /* Floating-point */ + .org 0x30 + rjmp unknown_exception /* Coprocessor absent */ + .org 0x34 + rjmp unknown_exception /* Data Address (read) */ + .org 0x38 + rjmp unknown_exception /* Data Address (write) */ + .org 0x3c + rjmp unknown_exception /* DTLB Protection (read) */ + .org 0x40 + rjmp unknown_exception /* DTLB Protection (write) */ + .org 0x44 + rjmp unknown_exception /* DTLB Modified */ + + .org 0x50 + rjmp unknown_exception /* ITLB Miss */ + .org 0x60 + rjmp unknown_exception /* DTLB Miss (read) */ + .org 0x70 + rjmp unknown_exception /* DTLB Miss (write) */ + + .size _evba, . - _evba + + .align 2 + .type unknown_exception, @function +unknown_exception: + /* Figure out whether we're handling an exception (Exception + * mode) or just booting (Supervisor mode). */ + csrfcz SYSREG_M1_OFFSET + brcc at32ap_cpu_bootstrap + + /* This is an exception. Complain. */ + pushm r0-r12 + sub r8, sp, REG_R12 - REG_R0 - 4 + mov r9, lr + mfsr r10, SYSREG_RAR_EX + mfsr r11, SYSREG_RSR_EX + pushm r8-r11 + mfsr r12, SYSREG_ECR + mov r11, sp + rcall do_unknown_exception +1: rjmp 1b + + /* The COUNT/COMPARE timer interrupt handler */ + .global timer_interrupt_handler + .type timer_interrupt_handler,@function + .align 2 +timer_interrupt_handler: + /* + * Increment timer_overflow and re-write COMPARE with 0xffffffff. + * + * We're running at interrupt level 3, so we don't need to save + * r8-r12 or lr to the stack. + */ + lda.w r8, timer_overflow + ld.w r9, r8[0] + mov r10, -1 + mtsr SYSREG_COMPARE, r10 + sub r9, -1 + st.w r8[0], r9 + rete + /* + * CPU bootstrap after reset is handled here. SoC code may + * override this in case they need to initialize oscillators, + * etc. + */ + .section .text.at32ap_cpu_bootstrap, "ax", @progbits + .global at32ap_cpu_bootstrap + .weak at32ap_cpu_bootstrap + .type at32ap_cpu_bootstrap, @function + .align 2 +at32ap_cpu_bootstrap: /* Reset the Status Register */ mov r0, lo(SR_INIT) orh r0, hi(SR_INIT) @@ -66,9 +167,16 @@ _start: lddpc pc, 1f .align 2 -1: .long 2f +1: .long at32ap_low_level_init + .size _start, . - _start -2: lddpc sp, sp_init + /* Common CPU bootstrap code after oscillator/cache/etc. init */ + .section .text.avr32ap_low_level_init, "ax", @progbits + .global at32ap_low_level_init + .type at32ap_low_level_init, @function + .align 2 +at32ap_low_level_init: + lddpc sp, sp_init /* Initialize the GOT pointer */ lddpc r6, got_init @@ -90,6 +198,7 @@ got_init: * Relocate the u-boot image into RAM and continue from there. * Does not return. */ + .section .text.relocate_code,"ax",@progbits .global relocate_code .type relocate_code,@function relocate_code: @@ -162,3 +271,5 @@ in_ram: .align 2 got_init_reloc: .long 3b - _GLOBAL_OFFSET_TABLE_ + + .size relocate_code, . - relocate_code diff --git a/include/asm-avr32/arch-at32ap700x/clk.h b/include/asm-avr32/arch-at32ap700x/clk.h index 385319aac7..4a1dd33b56 100644 --- a/include/asm-avr32/arch-at32ap700x/clk.h +++ b/include/asm-avr32/arch-at32ap700x/clk.h @@ -58,7 +58,7 @@ static inline unsigned long get_usart_clk_rate(unsigned int dev_id) return get_pba_clk_rate(); } #endif -#ifdef AT32AP700x_CHIP_HAS_USART +#ifdef AT32AP700x_CHIP_HAS_MACB static inline unsigned long get_macb_pclk_rate(unsigned int dev_id) { return get_pbb_clk_rate(); @@ -75,6 +75,8 @@ static inline unsigned long get_mci_clk_rate(void) } #endif +extern void clk_init(void); + /* Board code may need the SDRAM base clock as a compile-time constant */ #define SDRAMC_BUS_HZ (MAIN_CLK_RATE >> CFG_CLKDIV_HSB) diff --git a/include/asm-avr32/arch-at32ap700x/hmatrix.h b/include/asm-avr32/arch-at32ap700x/hmatrix.h new file mode 100644 index 0000000000..d6b626328d --- /dev/null +++ b/include/asm-avr32/arch-at32ap700x/hmatrix.h @@ -0,0 +1,61 @@ +/* + * Copyright (C) 2008 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 __ASM_AVR32_ARCH_HMATRIX_H__ +#define __ASM_AVR32_ARCH_HMATRIX_H__ + +#include <asm/hmatrix-common.h> + +/* Bitfields in SFR4 (EBI) */ +#define HMATRIX_EBI_SDRAM_ENABLE_OFFSET 1 +#define HMATRIX_EBI_SDRAM_ENABLE_SIZE 1 +#define HMATRIX_EBI_NAND_ENABLE_OFFSET 3 +#define HMATRIX_EBI_NAND_ENABLE_SIZE 1 +#define HMATRIX_EBI_CF0_ENABLE_OFFSET 4 +#define HMATRIX_EBI_CF0_ENABLE_SIZE 1 +#define HMATRIX_EBI_CF1_ENABLE_OFFSET 5 +#define HMATRIX_EBI_CF1_ENABLE_SIZE 1 +#define HMATRIX_EBI_PULLUP_DISABLE_OFFSET 8 +#define HMATRIX_EBI_PULLUP_DISABLE_SIZE 1 + +/* HSB masters */ +#define HMATRIX_MASTER_CPU_DCACHE 0 +#define HMATRIX_MASTER_CPU_ICACHE 1 +#define HMATRIX_MASTER_PDC 2 +#define HMATRIX_MASTER_ISI 3 +#define HMATRIX_MASTER_USBA 4 +#define HMATRIX_MASTER_LCDC 5 +#define HMATRIX_MASTER_MACB0 6 +#define HMATRIX_MASTER_MACB1 7 +#define HMATRIX_MASTER_DMACA_M0 8 +#define HMATRIX_MASTER_DMACA_M1 9 + +/* HSB slaves */ +#define HMATRIX_SLAVE_SRAM0 0 +#define HMATRIX_SLAVE_SRAM1 1 +#define HMATRIX_SLAVE_PBA 2 +#define HMATRIX_SLAVE_PBB 3 +#define HMATRIX_SLAVE_EBI 4 +#define HMATRIX_SLAVE_USBA 5 +#define HMATRIX_SLAVE_LCDC 6 +#define HMATRIX_SLAVE_DMACA 7 + +#endif /* __ASM_AVR32_ARCH_HMATRIX_H__ */ diff --git a/include/asm-avr32/arch-at32ap700x/hmatrix2.h b/include/asm-avr32/arch-at32ap700x/hmatrix2.h deleted file mode 100644 index b0e787a92f..0000000000 --- a/include/asm-avr32/arch-at32ap700x/hmatrix2.h +++ /dev/null @@ -1,232 +0,0 @@ -/* - * Register definition for the High-speed Bus Matrix - */ -#ifndef __ASM_AVR32_HMATRIX2_H__ -#define __ASM_AVR32_HMATRIX2_H__ - -/* HMATRIX2 register offsets */ -#define HMATRIX2_MCFG0 0x0000 -#define HMATRIX2_MCFG1 0x0004 -#define HMATRIX2_MCFG2 0x0008 -#define HMATRIX2_MCFG3 0x000c -#define HMATRIX2_MCFG4 0x0010 -#define HMATRIX2_MCFG5 0x0014 -#define HMATRIX2_MCFG6 0x0018 -#define HMATRIX2_MCFG7 0x001c -#define HMATRIX2_MCFG8 0x0020 -#define HMATRIX2_MCFG9 0x0024 -#define HMATRIX2_MCFG10 0x0028 -#define HMATRIX2_MCFG11 0x002c -#define HMATRIX2_MCFG12 0x0030 -#define HMATRIX2_MCFG13 0x0034 -#define HMATRIX2_MCFG14 0x0038 -#define HMATRIX2_MCFG15 0x003c -#define HMATRIX2_SCFG0 0x0040 -#define HMATRIX2_SCFG1 0x0044 -#define HMATRIX2_SCFG2 0x0048 -#define HMATRIX2_SCFG3 0x004c -#define HMATRIX2_SCFG4 0x0050 -#define HMATRIX2_SCFG5 0x0054 -#define HMATRIX2_SCFG6 0x0058 -#define HMATRIX2_SCFG7 0x005c -#define HMATRIX2_SCFG8 0x0060 -#define HMATRIX2_SCFG9 0x0064 -#define HMATRIX2_SCFG10 0x0068 -#define HMATRIX2_SCFG11 0x006c -#define HMATRIX2_SCFG12 0x0070 -#define HMATRIX2_SCFG13 0x0074 -#define HMATRIX2_SCFG14 0x0078 -#define HMATRIX2_SCFG15 0x007c -#define HMATRIX2_PRAS0 0x0080 -#define HMATRIX2_PRBS0 0x0084 -#define HMATRIX2_PRAS1 0x0088 -#define HMATRIX2_PRBS1 0x008c -#define HMATRIX2_PRAS2 0x0090 -#define HMATRIX2_PRBS2 0x0094 -#define HMATRIX2_PRAS3 0x0098 -#define HMATRIX2_PRBS3 0x009c -#define HMATRIX2_PRAS4 0x00a0 -#define HMATRIX2_PRBS4 0x00a4 -#define HMATRIX2_PRAS5 0x00a8 -#define HMATRIX2_PRBS5 0x00ac -#define HMATRIX2_PRAS6 0x00b0 -#define HMATRIX2_PRBS6 0x00b4 -#define HMATRIX2_PRAS7 0x00b8 -#define HMATRIX2_PRBS7 0x00bc -#define HMATRIX2_PRAS8 0x00c0 -#define HMATRIX2_PRBS8 0x00c4 -#define HMATRIX2_PRAS9 0x00c8 -#define HMATRIX2_PRBS9 0x00cc -#define HMATRIX2_PRAS10 0x00d0 -#define HMATRIX2_PRBS10 0x00d4 -#define HMATRIX2_PRAS11 0x00d8 -#define HMATRIX2_PRBS11 0x00dc -#define HMATRIX2_PRAS12 0x00e0 -#define HMATRIX2_PRBS12 0x00e4 -#define HMATRIX2_PRAS13 0x00e8 -#define HMATRIX2_PRBS13 0x00ec -#define HMATRIX2_PRAS14 0x00f0 -#define HMATRIX2_PRBS14 0x00f4 -#define HMATRIX2_PRAS15 0x00f8 -#define HMATRIX2_PRBS15 0x00fc -#define HMATRIX2_MRCR 0x0100 -#define HMATRIX2_SFR0 0x0110 -#define HMATRIX2_SFR1 0x0114 -#define HMATRIX2_SFR2 0x0118 -#define HMATRIX2_SFR3 0x011c -#define HMATRIX2_SFR4 0x0120 -#define HMATRIX2_SFR5 0x0124 -#define HMATRIX2_SFR6 0x0128 -#define HMATRIX2_SFR7 0x012c -#define HMATRIX2_SFR8 0x0130 -#define HMATRIX2_SFR9 0x0134 -#define HMATRIX2_SFR10 0x0138 -#define HMATRIX2_SFR11 0x013c -#define HMATRIX2_SFR12 0x0140 -#define HMATRIX2_SFR13 0x0144 -#define HMATRIX2_SFR14 0x0148 -#define HMATRIX2_SFR15 0x014c -#define HMATRIX2_VERSION 0x01fc - -/* Bitfields in MCFG0 */ -#define HMATRIX2_ULBT_OFFSET 0 -#define HMATRIX2_ULBT_SIZE 3 - -/* Bitfields in SCFG0 */ -#define HMATRIX2_SLOT_CYCLE_OFFSET 0 -#define HMATRIX2_SLOT_CYCLE_SIZE 8 -#define HMATRIX2_DEFMSTR_TYPE_OFFSET 16 -#define HMATRIX2_DEFMSTR_TYPE_SIZE 2 -#define HMATRIX2_FIXED_DEFMSTR_OFFSET 18 -#define HMATRIX2_FIXED_DEFMSTR_SIZE 4 -#define HMATRIX2_ARBT_OFFSET 24 -#define HMATRIX2_ARBT_SIZE 2 - -/* Bitfields in PRAS0 */ -#define HMATRIX2_M0PR_OFFSET 0 -#define HMATRIX2_M0PR_SIZE 4 -#define HMATRIX2_M1PR_OFFSET 4 -#define HMATRIX2_M1PR_SIZE 4 -#define HMATRIX2_M2PR_OFFSET 8 -#define HMATRIX2_M2PR_SIZE 4 -#define HMATRIX2_M3PR_OFFSET 12 -#define HMATRIX2_M3PR_SIZE 4 -#define HMATRIX2_M4PR_OFFSET 16 -#define HMATRIX2_M4PR_SIZE 4 -#define HMATRIX2_M5PR_OFFSET 20 -#define HMATRIX2_M5PR_SIZE 4 -#define HMATRIX2_M6PR_OFFSET 24 -#define HMATRIX2_M6PR_SIZE 4 -#define HMATRIX2_M7PR_OFFSET 28 -#define HMATRIX2_M7PR_SIZE 4 - -/* Bitfields in PRBS0 */ -#define HMATRIX2_M8PR_OFFSET 0 -#define HMATRIX2_M8PR_SIZE 4 -#define HMATRIX2_M9PR_OFFSET 4 -#define HMATRIX2_M9PR_SIZE 4 -#define HMATRIX2_M10PR_OFFSET 8 -#define HMATRIX2_M10PR_SIZE 4 -#define HMATRIX2_M11PR_OFFSET 12 -#define HMATRIX2_M11PR_SIZE 4 -#define HMATRIX2_M12PR_OFFSET 16 -#define HMATRIX2_M12PR_SIZE 4 -#define HMATRIX2_M13PR_OFFSET 20 -#define HMATRIX2_M13PR_SIZE 4 -#define HMATRIX2_M14PR_OFFSET 24 -#define HMATRIX2_M14PR_SIZE 4 -#define HMATRIX2_M15PR_OFFSET 28 -#define HMATRIX2_M15PR_SIZE 4 - -/* Bitfields in MRCR */ -#define HMATRIX2_RBC0_OFFSET 0 -#define HMATRIX2_RBC0_SIZE 1 -#define HMATRIX2_RBC1_OFFSET 1 -#define HMATRIX2_RBC1_SIZE 1 -#define HMATRIX2_RBC2_OFFSET 2 -#define HMATRIX2_RBC2_SIZE 1 -#define HMATRIX2_RBC3_OFFSET 3 -#define HMATRIX2_RBC3_SIZE 1 -#define HMATRIX2_RBC4_OFFSET 4 -#define HMATRIX2_RBC4_SIZE 1 -#define HMATRIX2_RBC5_OFFSET 5 -#define HMATRIX2_RBC5_SIZE 1 -#define HMATRIX2_RBC6_OFFSET 6 -#define HMATRIX2_RBC6_SIZE 1 -#define HMATRIX2_RBC7_OFFSET 7 -#define HMATRIX2_RBC7_SIZE 1 -#define HMATRIX2_RBC8_OFFSET 8 -#define HMATRIX2_RBC8_SIZE 1 -#define HMATRIX2_RBC9_OFFSET 9 -#define HMATRIX2_RBC9_SIZE 1 -#define HMATRIX2_RBC10_OFFSET 10 -#define HMATRIX2_RBC10_SIZE 1 -#define HMATRIX2_RBC11_OFFSET 11 -#define HMATRIX2_RBC11_SIZE 1 -#define HMATRIX2_RBC12_OFFSET 12 -#define HMATRIX2_RBC12_SIZE 1 -#define HMATRIX2_RBC13_OFFSET 13 -#define HMATRIX2_RBC13_SIZE 1 -#define HMATRIX2_RBC14_OFFSET 14 -#define HMATRIX2_RBC14_SIZE 1 -#define HMATRIX2_RBC15_OFFSET 15 -#define HMATRIX2_RBC15_SIZE 1 - -/* Bitfields in SFR0 */ -#define HMATRIX2_SFR_OFFSET 0 -#define HMATRIX2_SFR_SIZE 32 - -/* Bitfields in SFR4 */ -#define HMATRIX2_CS1A_OFFSET 1 -#define HMATRIX2_CS1A_SIZE 1 -#define HMATRIX2_CS3A_OFFSET 3 -#define HMATRIX2_CS3A_SIZE 1 -#define HMATRIX2_CS4A_OFFSET 4 -#define HMATRIX2_CS4A_SIZE 1 -#define HMATRIX2_CS5A_OFFSET 5 -#define HMATRIX2_CS5A_SIZE 1 -#define HMATRIX2_DBPUC_OFFSET 8 -#define HMATRIX2_DBPUC_SIZE 1 - -/* Bitfields in VERSION */ -#define HMATRIX2_VERSION_OFFSET 0 -#define HMATRIX2_VERSION_SIZE 12 -#define HMATRIX2_MFN_OFFSET 16 -#define HMATRIX2_MFN_SIZE 3 - -/* Constants for ULBT */ -#define HMATRIX2_ULBT_INFINITE 0 -#define HMATRIX2_ULBT_SINGLE 1 -#define HMATRIX2_ULBT_FOUR_BEAT 2 -#define HMATRIX2_ULBT_SIXTEEN_BEAT 4 - -/* Constants for DEFMSTR_TYPE */ -#define HMATRIX2_DEFMSTR_TYPE_NO_DEFAULT 0 -#define HMATRIX2_DEFMSTR_TYPE_LAST_DEFAULT 1 -#define HMATRIX2_DEFMSTR_TYPE_FIXED_DEFAULT 2 - -/* Constants for ARBT */ -#define HMATRIX2_ARBT_ROUND_ROBIN 0 -#define HMATRIX2_ARBT_FIXED_PRIORITY 1 - -/* Bit manipulation macros */ -#define HMATRIX2_BIT(name) \ - (1 << HMATRIX2_##name##_OFFSET) -#define HMATRIX2_BF(name,value) \ - (((value) & ((1 << HMATRIX2_##name##_SIZE) - 1)) \ - << HMATRIX2_##name##_OFFSET) -#define HMATRIX2_BFEXT(name,value) \ - (((value) >> HMATRIX2_##name##_OFFSET) \ - & ((1 << HMATRIX2_##name##_SIZE) - 1)) -#define HMATRIX2_BFINS(name,value,old) \ - (((old) & ~(((1 << HMATRIX2_##name##_SIZE) - 1) \ - << HMATRIX2_##name##_OFFSET)) \ - | HMATRIX2_BF(name,value)) - -/* Register access macros */ -#define hmatrix2_readl(reg) \ - readl((void *)HMATRIX_BASE + HMATRIX2_##reg) -#define hmatrix2_writel(reg,value) \ - writel((value), (void *)HMATRIX_BASE + HMATRIX2_##reg) - -#endif /* __ASM_AVR32_HMATRIX2_H__ */ diff --git a/include/asm-avr32/arch-at32ap700x/memory-map.h b/include/asm-avr32/arch-at32ap700x/memory-map.h index 5513e88e7b..6592c039fa 100644 --- a/include/asm-avr32/arch-at32ap700x/memory-map.h +++ b/include/asm-avr32/arch-at32ap700x/memory-map.h @@ -22,6 +22,26 @@ #ifndef __AT32AP7000_MEMORY_MAP_H__ #define __AT32AP7000_MEMORY_MAP_H__ +/* Internal and external memories */ +#define EBI_SRAM_CS0_BASE 0x00000000 +#define EBI_SRAM_CS0_SIZE 0x04000000 +#define EBI_SRAM_CS4_BASE 0x04000000 +#define EBI_SRAM_CS4_SIZE 0x04000000 +#define EBI_SRAM_CS2_BASE 0x08000000 +#define EBI_SRAM_CS2_SIZE 0x04000000 +#define EBI_SRAM_CS3_BASE 0x0c000000 +#define EBI_SRAM_CS3_SIZE 0x04000000 +#define EBI_SRAM_CS1_BASE 0x10000000 +#define EBI_SRAM_CS1_SIZE 0x10000000 +#define EBI_SRAM_CS5_BASE 0x20000000 +#define EBI_SRAM_CS5_SIZE 0x04000000 + +#define EBI_SDRAM_BASE EBI_SRAM_CS1_BASE +#define EBI_SDRAM_SIZE EBI_SRAM_CS1_SIZE + +#define INTERNAL_SRAM_BASE 0x24000000 +#define INTERNAL_SRAM_SIZE 0x00008000 + /* Devices on the High Speed Bus (HSB) */ #define LCDC_BASE 0xFF000000 #define DMAC_BASE 0xFF200000 diff --git a/include/asm-avr32/hmatrix-common.h b/include/asm-avr32/hmatrix-common.h new file mode 100644 index 0000000000..4b7e6105dd --- /dev/null +++ b/include/asm-avr32/hmatrix-common.h @@ -0,0 +1,131 @@ +/* + * Copyright (C) 2008 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 __ASM_AVR32_HMATRIX_COMMON_H__ +#define __ASM_AVR32_HMATRIX_COMMON_H__ + +/* HMATRIX register offsets */ +struct hmatrix_regs { + u32 MCFG[16]; + u32 SCFG[16]; + struct { + u32 A; + u32 B; + } PRS[16]; + u32 MRCR; + u32 __reserved[3]; + u32 SFR[16]; +}; + +/* Bitfields in MCFG */ +#define HMATRIX_ULBT_OFFSET 0 +#define HMATRIX_ULBT_SIZE 3 + +/* Bitfields in SCFG */ +#define HMATRIX_SLOT_CYCLE_OFFSET 0 +#define HMATRIX_SLOT_CYCLE_SIZE 8 +#define HMATRIX_DEFMSTR_TYPE_OFFSET 16 +#define HMATRIX_DEFMSTR_TYPE_SIZE 2 +#define HMATRIX_FIXED_DEFMSTR_OFFSET 18 +#define HMATRIX_FIXED_DEFMSTR_SIZE 4 +#define HMATRIX_ARBT_OFFSET 24 +#define HMATRIX_ARBT_SIZE 1 + +/* Bitfields in PRS.A */ +#define HMATRIX_M0PR_OFFSET 0 +#define HMATRIX_M0PR_SIZE 4 +#define HMATRIX_M1PR_OFFSET 4 +#define HMATRIX_M1PR_SIZE 4 +#define HMATRIX_M2PR_OFFSET 8 +#define HMATRIX_M2PR_SIZE 4 +#define HMATRIX_M3PR_OFFSET 12 +#define HMATRIX_M3PR_SIZE 4 +#define HMATRIX_M4PR_OFFSET 16 +#define HMATRIX_M4PR_SIZE 4 +#define HMATRIX_M5PR_OFFSET 20 +#define HMATRIX_M5PR_SIZE 4 +#define HMATRIX_M6PR_OFFSET 24 +#define HMATRIX_M6PR_SIZE 4 +#define HMATRIX_M7PR_OFFSET 28 +#define HMATRIX_M7PR_SIZE 4 + +/* Bitfields in PRS.B */ +#define HMATRIX_M8PR_OFFSET 0 +#define HMATRIX_M8PR_SIZE 4 +#define HMATRIX_M9PR_OFFSET 4 +#define HMATRIX_M9PR_SIZE 4 +#define HMATRIX_M10PR_OFFSET 8 +#define HMATRIX_M10PR_SIZE 4 +#define HMATRIX_M11PR_OFFSET 12 +#define HMATRIX_M11PR_SIZE 4 +#define HMATRIX_M12PR_OFFSET 16 +#define HMATRIX_M12PR_SIZE 4 +#define HMATRIX_M13PR_OFFSET 20 +#define HMATRIX_M13PR_SIZE 4 +#define HMATRIX_M14PR_OFFSET 24 +#define HMATRIX_M14PR_SIZE 4 +#define HMATRIX_M15PR_OFFSET 28 +#define HMATRIX_M15PR_SIZE 4 + +/* Constants for ULBT */ +#define HMATRIX_ULBT_INFINITE 0 +#define HMATRIX_ULBT_SINGLE 1 +#define HMATRIX_ULBT_FOUR_BEAT 2 +#define HMATRIX_ULBT_EIGHT_BEAT 3 +#define HMATRIX_ULBT_SIXTEEN_BEAT 4 + +/* Constants for DEFMSTR_TYPE */ +#define HMATRIX_DEFMSTR_TYPE_NO_DEFAULT 0 +#define HMATRIX_DEFMSTR_TYPE_LAST_DEFAULT 1 +#define HMATRIX_DEFMSTR_TYPE_FIXED_DEFAULT 2 + +/* Constants for ARBT */ +#define HMATRIX_ARBT_ROUND_ROBIN 0 +#define HMATRIX_ARBT_FIXED_PRIORITY 1 + +/* Bit manipulation macros */ +#define HMATRIX_BIT(name) \ + (1 << HMATRIX_##name##_OFFSET) +#define HMATRIX_BF(name,value) \ + (((value) & ((1 << HMATRIX_##name##_SIZE) - 1)) \ + << HMATRIX_##name##_OFFSET) +#define HMATRIX_BFEXT(name,value) \ + (((value) >> HMATRIX_##name##_OFFSET) \ + & ((1 << HMATRIX_##name##_SIZE) - 1)) +#define HMATRIX_BFINS(name,value,old) \ + (((old) & ~(((1 << HMATRIX_##name##_SIZE) - 1) \ + << HMATRIX_##name##_OFFSET)) \ + | HMATRIX_BF(name,value)) + +/* Register access macros */ +#define __hmatrix_reg(reg) \ + (((volatile struct hmatrix_regs *)HMATRIX_BASE)->reg) +#define hmatrix_read(reg) \ + (__hmatrix_reg(reg)) +#define hmatrix_write(reg, value) \ + do { __hmatrix_reg(reg) = (value); } while (0) + +#define hmatrix_slave_read(slave, reg) \ + hmatrix_read(reg[HMATRIX_SLAVE_##slave]) +#define hmatrix_slave_write(slave, reg, value) \ + hmatrix_write(reg[HMATRIX_SLAVE_##slave], value) + +#endif /* __ASM_AVR32_HMATRIX_COMMON_H__ */ diff --git a/include/asm-avr32/sdram.h b/include/asm-avr32/sdram.h index 833af6e6ad..7bdefc1fd2 100644 --- a/include/asm-avr32/sdram.h +++ b/include/asm-avr32/sdram.h @@ -22,15 +22,32 @@ #ifndef __ASM_AVR32_SDRAM_H #define __ASM_AVR32_SDRAM_H -struct sdram_info { - unsigned long phys_addr; - unsigned int row_bits, col_bits, bank_bits; - unsigned int cas, twr, trc, trp, trcd, tras, txsr; +struct sdram_config { + /* Number of data bits. */ + enum { + SDRAM_DATA_16BIT, + SDRAM_DATA_32BIT, + } data_bits; + + /* Number of address bits */ + uint8_t row_bits, col_bits, bank_bits; + + /* SDRAM timings in cycles */ + uint8_t cas, twr, trc, trp, trcd, tras, txsr; /* SDRAM refresh period in cycles */ unsigned long refresh_period; }; -extern unsigned long sdram_init(const struct sdram_info *info); +/* + * Attempt to initialize the SDRAM controller using the specified + * parameters. Return the expected size of the memory area based on + * the number of address and data bits. + * + * The caller should verify that the configuration is correct by + * running a memory test, e.g. get_ram_size(). + */ +extern unsigned long sdram_init(void *sdram_base, + const struct sdram_config *config); #endif /* __ASM_AVR32_SDRAM_H */ diff --git a/include/asm-avr32/sections.h b/include/asm-avr32/sections.h index 75373abde7..fe819b2db6 100644 --- a/include/asm-avr32/sections.h +++ b/include/asm-avr32/sections.h @@ -25,15 +25,8 @@ /* References to section boundaries */ extern char _text[], _etext[]; -extern char __flashprog_start[], __flashprog_end[]; extern char _data[], __data_lma[], _edata[], __edata_lma[]; extern char __got_start[], __got_lma[], __got_end[]; extern char _end[]; -/* - * Everything in .flashprog will be locked in the icache so it doesn't - * get disturbed when executing flash commands. - */ -#define __flashprog __attribute__((section(".flashprog"), __noinline__)) - #endif /* __ASM_AVR32_SECTIONS_H */ diff --git a/include/configs/atngw100.h b/include/configs/atngw100.h index 5aad043d89..3fc9975637 100644 --- a/include/configs/atngw100.h +++ b/include/configs/atngw100.h @@ -24,6 +24,8 @@ #ifndef __CONFIG_H #define __CONFIG_H +#include <asm/arch/memory-map.h> + #define CONFIG_AVR32 1 #define CONFIG_AT32AP 1 #define CONFIG_AT32AP7000 1 @@ -112,8 +114,11 @@ #define CONFIG_CMD_FAT #define CONFIG_CMD_JFFS2 #define CONFIG_CMD_MMC + +#undef CONFIG_CMD_AUTOSCRIPT #undef CONFIG_CMD_FPGA #undef CONFIG_CMD_SETGETDCR +#undef CONFIG_CMD_XIMG #define CONFIG_ATMEL_USART 1 #define CONFIG_MACB 1 @@ -137,11 +142,9 @@ #define CFG_MONITOR_BASE CFG_FLASH_BASE -#define CFG_INTRAM_BASE 0x24000000 -#define CFG_INTRAM_SIZE 0x8000 - -#define CFG_SDRAM_BASE 0x10000000 -#define CFG_SDRAM_16BIT 1 +#define CFG_INTRAM_BASE INTERNAL_SRAM_BASE +#define CFG_INTRAM_SIZE INTERNAL_SRAM_SIZE +#define CFG_SDRAM_BASE EBI_SDRAM_BASE #define CFG_ENV_IS_IN_FLASH 1 #define CFG_ENV_SIZE 65536 @@ -150,27 +153,20 @@ #define CFG_INIT_SP_ADDR (CFG_INTRAM_BASE + CFG_INTRAM_SIZE) #define CFG_MALLOC_LEN (256*1024) -#define CFG_MALLOC_END \ - ({ \ - DECLARE_GLOBAL_DATA_PTR; \ - CFG_SDRAM_BASE + gd->sdram_size; \ - }) -#define CFG_MALLOC_START (CFG_MALLOC_END - CFG_MALLOC_LEN) - #define CFG_DMA_ALLOC_LEN (16384) /* Allow 4MB for the kernel run-time image */ -#define CFG_LOAD_ADDR (CFG_SDRAM_BASE + 0x00400000) +#define CFG_LOAD_ADDR (EBI_SDRAM_BASE + 0x00400000) #define CFG_BOOTPARAMS_LEN (16 * 1024) /* Other configuration settings that shouldn't have to change all that often */ -#define CFG_PROMPT "Uboot> " +#define CFG_PROMPT "U-Boot> " #define CFG_CBSIZE 256 #define CFG_MAXARGS 16 #define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16) #define CFG_LONGHELP 1 -#define CFG_MEMTEST_START CFG_SDRAM_BASE +#define CFG_MEMTEST_START EBI_SDRAM_BASE #define CFG_MEMTEST_END (CFG_MEMTEST_START + 0x1f00000) #define CFG_BAUDRATE_TABLE { 115200, 38400, 19200, 9600, 2400 } diff --git a/include/configs/atstk1002.h b/include/configs/atstk1002.h index 95aeab6d4e..ba18eb63c7 100644 --- a/include/configs/atstk1002.h +++ b/include/configs/atstk1002.h @@ -24,6 +24,8 @@ #ifndef __CONFIG_H #define __CONFIG_H +#include <asm/arch/memory-map.h> + #define CONFIG_AVR32 1 #define CONFIG_AT32AP 1 #define CONFIG_AT32AP7000 1 @@ -139,9 +141,9 @@ #define CONFIG_CMD_FAT #define CONFIG_CMD_JFFS2 #define CONFIG_CMD_MMC -#define CONFIG_CMD_REGINFO #undef CONFIG_CMD_AUTOSCRIPT +#undef CONFIG_CMD_FPGA #undef CONFIG_CMD_SETGETDCR #undef CONFIG_CMD_XIMG @@ -170,10 +172,9 @@ #define CFG_MONITOR_BASE CFG_FLASH_BASE -#define CFG_INTRAM_BASE 0x24000000 -#define CFG_INTRAM_SIZE 0x8000 - -#define CFG_SDRAM_BASE 0x10000000 +#define CFG_INTRAM_BASE INTERNAL_SRAM_BASE +#define CFG_INTRAM_SIZE INTERNAL_SRAM_SIZE +#define CFG_SDRAM_BASE EBI_SDRAM_BASE #define CFG_ENV_IS_IN_FLASH 1 #define CFG_ENV_SIZE 65536 @@ -185,17 +186,17 @@ #define CFG_DMA_ALLOC_LEN (16384) /* Allow 4MB for the kernel run-time image */ -#define CFG_LOAD_ADDR (CFG_SDRAM_BASE + 0x00400000) +#define CFG_LOAD_ADDR (EBI_SDRAM_BASE + 0x00400000) #define CFG_BOOTPARAMS_LEN (16 * 1024) /* Other configuration settings that shouldn't have to change all that often */ -#define CFG_PROMPT "Uboot> " +#define CFG_PROMPT "U-Boot> " #define CFG_CBSIZE 256 -#define CFG_MAXARGS 8 +#define CFG_MAXARGS 16 #define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16) #define CFG_LONGHELP 1 -#define CFG_MEMTEST_START CFG_SDRAM_BASE +#define CFG_MEMTEST_START EBI_SDRAM_BASE #define CFG_MEMTEST_END (CFG_MEMTEST_START + 0x700000) #define CFG_BAUDRATE_TABLE { 115200, 38400, 19200, 9600, 2400 } diff --git a/include/configs/atstk1003.h b/include/configs/atstk1003.h index 194788b18d..a528ddfb0e 100644 --- a/include/configs/atstk1003.h +++ b/include/configs/atstk1003.h @@ -24,6 +24,8 @@ #ifndef __CONFIG_H #define __CONFIG_H +#include <asm/arch/memory-map.h> + #define CONFIG_AVR32 1 #define CONFIG_AT32AP 1 #define CONFIG_AT32AP7001 1 @@ -153,10 +155,9 @@ #define CFG_MONITOR_BASE CFG_FLASH_BASE -#define CFG_INTRAM_BASE 0x24000000 -#define CFG_INTRAM_SIZE 0x8000 - -#define CFG_SDRAM_BASE 0x10000000 +#define CFG_INTRAM_BASE INTERNAL_SRAM_BASE +#define CFG_INTRAM_SIZE INTERNAL_SRAM_SIZE +#define CFG_SDRAM_BASE EBI_SDRAM_BASE #define CFG_ENV_IS_IN_FLASH 1 #define CFG_ENV_SIZE 65536 @@ -167,17 +168,17 @@ #define CFG_MALLOC_LEN (256*1024) /* Allow 4MB for the kernel run-time image */ -#define CFG_LOAD_ADDR (CFG_SDRAM_BASE + 0x00400000) +#define CFG_LOAD_ADDR (EBI_SDRAM_BASE + 0x00400000) #define CFG_BOOTPARAMS_LEN (16 * 1024) /* Other configuration settings that shouldn't have to change all that often */ -#define CFG_PROMPT "Uboot> " +#define CFG_PROMPT "U-Boot> " #define CFG_CBSIZE 256 #define CFG_MAXARGS 16 #define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16) #define CFG_LONGHELP 1 -#define CFG_MEMTEST_START CFG_SDRAM_BASE +#define CFG_MEMTEST_START EBI_SDRAM_BASE #define CFG_MEMTEST_END (CFG_MEMTEST_START + 0x700000) #define CFG_BAUDRATE_TABLE { 115200, 38400, 19200, 9600, 2400 } diff --git a/include/configs/atstk1004.h b/include/configs/atstk1004.h index b81fc21270..fc9585e84d 100644 --- a/include/configs/atstk1004.h +++ b/include/configs/atstk1004.h @@ -24,6 +24,8 @@ #ifndef __CONFIG_H #define __CONFIG_H +#include <asm/arch/memory-map.h> + #define CONFIG_AVR32 1 #define CONFIG_AT32AP 1 #define CONFIG_AT32AP7002 1 @@ -153,11 +155,9 @@ #define CFG_MONITOR_BASE CFG_FLASH_BASE -#define CFG_INTRAM_BASE 0x24000000 -#define CFG_INTRAM_SIZE 0x8000 - -#define CFG_SDRAM_BASE 0x10000000 -#define CFG_SDRAM_16BIT 1 +#define CFG_INTRAM_BASE INTERNAL_SRAM_BASE +#define CFG_INTRAM_SIZE INTERNAL_SRAM_SIZE +#define CFG_SDRAM_BASE EBI_SDRAM_BASE #define CFG_ENV_IS_IN_FLASH 1 #define CFG_ENV_SIZE 65536 @@ -168,17 +168,17 @@ #define CFG_MALLOC_LEN (256*1024) /* Allow 2MB for the kernel run-time image */ -#define CFG_LOAD_ADDR (CFG_SDRAM_BASE + 0x00200000) +#define CFG_LOAD_ADDR (EBI_SDRAM_BASE + 0x00200000) #define CFG_BOOTPARAMS_LEN (16 * 1024) /* Other configuration settings that shouldn't have to change all that often */ -#define CFG_PROMPT "Uboot> " +#define CFG_PROMPT "U-Boot> " #define CFG_CBSIZE 256 #define CFG_MAXARGS 16 #define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16) #define CFG_LONGHELP 1 -#define CFG_MEMTEST_START CFG_SDRAM_BASE +#define CFG_MEMTEST_START EBI_SDRAM_BASE #define CFG_MEMTEST_END (CFG_MEMTEST_START + 0x700000) #define CFG_BAUDRATE_TABLE { 115200, 38400, 19200, 9600, 2400 } diff --git a/include/configs/atstk1006.h b/include/configs/atstk1006.h new file mode 100644 index 0000000000..9fd49a53a3 --- /dev/null +++ b/include/configs/atstk1006.h @@ -0,0 +1,203 @@ +/* + * Copyright (C) 2005-2006 Atmel Corporation + * + * Configuration settings for the ATSTK1002 CPU daughterboard + * + * 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 __CONFIG_H +#define __CONFIG_H + +#include <asm/arch/memory-map.h> + +#define CONFIG_AVR32 1 +#define CONFIG_AT32AP 1 +#define CONFIG_AT32AP7000 1 +#define CONFIG_ATSTK1006 1 +#define CONFIG_ATSTK1000 1 + +#define CONFIG_ATSTK1000_EXT_FLASH 1 + +/* + * Timer clock frequency. We're using the CPU-internal COUNT register + * for this, so this is equivalent to the CPU core clock frequency + */ +#define CFG_HZ 1000 + +/* + * Set up the PLL to run at 140 MHz, the CPU to run at the PLL + * frequency, the HSB and PBB at 1/2, and the PBA to run at 1/4 the + * PLL frequency. + * (CFG_OSC0_HZ * CFG_PLL0_MUL) / CFG_PLL0_DIV = PLL MHz + */ +#define CONFIG_PLL 1 +#define CFG_POWER_MANAGER 1 +#define CFG_OSC0_HZ 20000000 +#define CFG_PLL0_DIV 1 +#define CFG_PLL0_MUL 7 +#define CFG_PLL0_SUPPRESS_CYCLES 16 +/* + * Set the CPU running at: + * PLL / (2^CFG_CLKDIV_CPU) = CPU MHz + */ +#define CFG_CLKDIV_CPU 0 +/* + * Set the HSB running at: + * PLL / (2^CFG_CLKDIV_HSB) = HSB MHz + */ +#define CFG_CLKDIV_HSB 1 +/* + * Set the PBA running at: + * PLL / (2^CFG_CLKDIV_PBA) = PBA MHz + */ +#define CFG_CLKDIV_PBA 2 +/* + * Set the PBB running at: + * PLL / (2^CFG_CLKDIV_PBB) = PBB MHz + */ +#define CFG_CLKDIV_PBB 1 + +/* + * The PLLOPT register controls the PLL like this: + * icp = PLLOPT<2> + * ivco = PLLOPT<1:0> + * + * We want icp=1 (default) and ivco=0 (80-160 MHz) or ivco=2 (150-240MHz). + */ +#define CFG_PLL0_OPT 0x04 + +#undef CONFIG_USART0 +#define CONFIG_USART1 1 +#undef CONFIG_USART2 +#undef CONFIG_USART3 + +/* User serviceable stuff */ +#define CONFIG_DOS_PARTITION 1 + +#define CONFIG_CMDLINE_TAG 1 +#define CONFIG_SETUP_MEMORY_TAGS 1 +#define CONFIG_INITRD_TAG 1 + +#define CONFIG_STACKSIZE (2048) + +#define CONFIG_BAUDRATE 115200 +#define CONFIG_BOOTARGS \ + "console=ttyS0 root=mtd3 fbmem=2400k" + +#define CONFIG_BOOTCOMMAND \ + "fsload; bootm $(fileaddr)" + +/* + * Only interrupt autoboot if <space> is pressed. Otherwise, garbage + * data on the serial line may interrupt the boot sequence. + */ +#define CONFIG_BOOTDELAY 1 +#define CONFIG_AUTOBOOT 1 +#define CONFIG_AUTOBOOT_KEYED 1 +#define CONFIG_AUTOBOOT_PROMPT \ + "Press SPACE to abort autoboot in %d seconds\n" +#define CONFIG_AUTOBOOT_DELAY_STR "d" +#define CONFIG_AUTOBOOT_STOP_STR " " + +/* + * After booting the board for the first time, new ethernet addresses + * should be generated and assigned to the environment variables + * "ethaddr" and "eth1addr". This is normally done during production. + */ +#define CONFIG_OVERWRITE_ETHADDR_ONCE 1 +#define CONFIG_NET_MULTI 1 + +/* + * BOOTP options + */ +#define CONFIG_BOOTP_SUBNETMASK +#define CONFIG_BOOTP_GATEWAY + + +/* + * Command line configuration. + */ +#include <config_cmd_default.h> + +#define CONFIG_CMD_ASKENV +#define CONFIG_CMD_DHCP +#define CONFIG_CMD_EXT2 +#define CONFIG_CMD_FAT +#define CONFIG_CMD_JFFS2 +#define CONFIG_CMD_MMC + +#undef CONFIG_CMD_AUTOSCRIPT +#undef CONFIG_CMD_FPGA +#undef CONFIG_CMD_SETGETDCR +#undef CONFIG_CMD_XIMG + +#define CONFIG_ATMEL_USART 1 +#define CONFIG_MACB 1 +#define CONFIG_PIO2 1 +#define CFG_NR_PIOS 5 +#define CFG_HSDRAMC 1 +#define CONFIG_MMC 1 + +#define CFG_DCACHE_LINESZ 32 +#define CFG_ICACHE_LINESZ 32 + +#define CONFIG_NR_DRAM_BANKS 1 + +/* External flash on STK1000 */ +#if 0 +#define CFG_FLASH_CFI 1 +#define CFG_FLASH_CFI_DRIVER 1 +#endif + +#define CFG_FLASH_BASE 0x00000000 +#define CFG_FLASH_SIZE 0x800000 +#define CFG_MAX_FLASH_BANKS 1 +#define CFG_MAX_FLASH_SECT 135 + +#define CFG_MONITOR_BASE CFG_FLASH_BASE + +#define CFG_INTRAM_BASE INTERNAL_SRAM_BASE +#define CFG_INTRAM_SIZE INTERNAL_SRAM_SIZE +#define CFG_SDRAM_BASE EBI_SDRAM_BASE + +#define CFG_ENV_IS_IN_FLASH 1 +#define CFG_ENV_SIZE 65536 +#define CFG_ENV_ADDR (CFG_FLASH_BASE + CFG_FLASH_SIZE - CFG_ENV_SIZE) + +#define CFG_INIT_SP_ADDR (CFG_INTRAM_BASE + CFG_INTRAM_SIZE) + +#define CFG_MALLOC_LEN (256*1024) +#define CFG_DMA_ALLOC_LEN (16384) + +/* Allow 4MB for the kernel run-time image */ +#define CFG_LOAD_ADDR (EBI_SDRAM_BASE + 0x00400000) +#define CFG_BOOTPARAMS_LEN (16 * 1024) + +/* Other configuration settings that shouldn't have to change all that often */ +#define CFG_PROMPT "U-Boot> " +#define CFG_CBSIZE 256 +#define CFG_MAXARGS 16 +#define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16) +#define CFG_LONGHELP 1 + +#define CFG_MEMTEST_START EBI_SDRAM_BASE +#define CFG_MEMTEST_END (CFG_MEMTEST_START + 0x3f00000) +#define CFG_BAUDRATE_TABLE { 115200, 38400, 19200, 9600, 2400 } + +#endif /* __CONFIG_H */ diff --git a/lib_avr32/memset.S b/lib_avr32/memset.S index dc3b09b42f..79e3c675a9 100644 --- a/lib_avr32/memset.S +++ b/lib_avr32/memset.S @@ -27,7 +27,7 @@ * * Returns b in r12 */ - .text + .section .text.memset, "ax", @progbits .global memset .type memset, @function |
