diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/cpu/arm926ejs/at91/at91sam9x5_devices.c | 13 | ||||
| -rw-r--r-- | arch/arm/cpu/arm926ejs/kirkwood/mpp.c | 2 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-at91/at91sam9x5.h | 2 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-kirkwood/cpu.h | 2 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-kirkwood/mpp.h | 2 | ||||
| -rw-r--r-- | arch/arm/include/asm/global_data.h | 1 | ||||
| -rw-r--r-- | arch/arm/lib/Makefile | 5 | ||||
| -rw-r--r-- | arch/arm/lib/board.c | 75 | ||||
| -rw-r--r-- | arch/arm/lib/cache-cp15.c | 5 |
9 files changed, 89 insertions, 18 deletions
diff --git a/arch/arm/cpu/arm926ejs/at91/at91sam9x5_devices.c b/arch/arm/cpu/arm926ejs/at91/at91sam9x5_devices.c index 93485523b..0448c0b13 100644 --- a/arch/arm/cpu/arm926ejs/at91/at91sam9x5_devices.c +++ b/arch/arm/cpu/arm926ejs/at91/at91sam9x5_devices.c @@ -193,6 +193,19 @@ void at91_spi1_hw_init(unsigned long cs_mask) } #endif +#if defined(CONFIG_USB_OHCI_NEW) || defined(CONFIG_USB_EHCI) +void at91_uhp_hw_init(void) +{ + /* Enable VBus on UHP ports */ + at91_set_pio_output(AT91_PIO_PORTD, 18, 0); /* port A */ + at91_set_pio_output(AT91_PIO_PORTD, 19, 0); /* port B */ +#if defined(CONFIG_USB_OHCI_NEW) + /* port C is OHCI only */ + at91_set_pio_output(AT91_PIO_PORTD, 20, 0); /* port C */ +#endif +} +#endif + #ifdef CONFIG_MACB void at91_macb_hw_init(void) { diff --git a/arch/arm/cpu/arm926ejs/kirkwood/mpp.c b/arch/arm/cpu/arm926ejs/kirkwood/mpp.c index 03eb2de52..0ba6f098c 100644 --- a/arch/arm/cpu/arm926ejs/kirkwood/mpp.c +++ b/arch/arm/cpu/arm926ejs/kirkwood/mpp.c @@ -31,7 +31,7 @@ static u32 kirkwood_variant(void) #define MPP_CTRL(i) (KW_MPP_BASE + (i* 4)) #define MPP_NR_REGS (1 + MPP_MAX/8) -void kirkwood_mpp_conf(u32 *mpp_list, u32 *mpp_save) +void kirkwood_mpp_conf(const u32 *mpp_list, u32 *mpp_save) { u32 mpp_ctrl[MPP_NR_REGS]; unsigned int variant_mask; diff --git a/arch/arm/include/asm/arch-at91/at91sam9x5.h b/arch/arm/include/asm/arch-at91/at91sam9x5.h index 0e728c96d..de0f1b192 100644 --- a/arch/arm/include/asm/arch-at91/at91sam9x5.h +++ b/arch/arm/include/asm/arch-at91/at91sam9x5.h @@ -154,6 +154,8 @@ #define ATMEL_PIO_PORTS 4 #define CPU_HAS_PIO3 #define PIO_SCDR_DIV (0x3fff << 0) /* Slow Clock Divider Mask */ +#define ATMEL_PMC_UHP AT91SAM926x_PMC_UHP +#define ATMEL_ID_UHP ATMEL_ID_UHPHS /* * at91sam9x5 specific prototypes diff --git a/arch/arm/include/asm/arch-kirkwood/cpu.h b/arch/arm/include/asm/arch-kirkwood/cpu.h index 57bfe8e78..009a6bb8f 100644 --- a/arch/arm/include/asm/arch-kirkwood/cpu.h +++ b/arch/arm/include/asm/arch-kirkwood/cpu.h @@ -33,7 +33,7 @@ | (attr << 8) | (kw_winctrl_calcsize(size) << 16)) #define KWGBE_PORT_SERIAL_CONTROL1_REG(_x) \ - ((_x ? KW_EGIGA0_BASE : KW_EGIGA1_BASE) + 0x44c) + ((_x ? KW_EGIGA1_BASE : KW_EGIGA0_BASE) + 0x44c) #define KW_REG_PCIE_DEVID (KW_REG_PCIE_BASE + 0x00) #define KW_REG_PCIE_REVID (KW_REG_PCIE_BASE + 0x08) diff --git a/arch/arm/include/asm/arch-kirkwood/mpp.h b/arch/arm/include/asm/arch-kirkwood/mpp.h index 8ceea7bb8..48d1477ff 100644 --- a/arch/arm/include/asm/arch-kirkwood/mpp.h +++ b/arch/arm/include/asm/arch-kirkwood/mpp.h @@ -312,6 +312,6 @@ #define MPP_MAX 49 -void kirkwood_mpp_conf(u32 *mpp_list, u32 *mpp_save); +void kirkwood_mpp_conf(const u32 *mpp_list, u32 *mpp_save); #endif diff --git a/arch/arm/include/asm/global_data.h b/arch/arm/include/asm/global_data.h index 2b9af9380..41a26edfb 100644 --- a/arch/arm/include/asm/global_data.h +++ b/arch/arm/include/asm/global_data.h @@ -73,6 +73,7 @@ typedef struct global_data { unsigned long reloc_off; #if !(defined(CONFIG_SYS_ICACHE_OFF) && defined(CONFIG_SYS_DCACHE_OFF)) unsigned long tlb_addr; + unsigned long tlb_size; #endif const void *fdt_blob; /* Our device tree, NULL if none */ void **jt; /* jump table */ diff --git a/arch/arm/lib/Makefile b/arch/arm/lib/Makefile index 07baee2ec..57111afd9 100644 --- a/arch/arm/lib/Makefile +++ b/arch/arm/lib/Makefile @@ -42,14 +42,15 @@ ifndef CONFIG_SPL_BUILD COBJS-y += board.o COBJS-y += bootm.o COBJS-$(CONFIG_SYS_L2_PL310) += cache-pl310.o -COBJS-y += interrupts.o -COBJS-y += reset.o SOBJS-$(CONFIG_USE_ARCH_MEMSET) += memset.o SOBJS-$(CONFIG_USE_ARCH_MEMCPY) += memcpy.o else COBJS-$(CONFIG_SPL_FRAMEWORK) += spl.o endif +COBJS-y += interrupts.o +COBJS-y += reset.o + COBJS-y += cache.o COBJS-y += cache-cp15.o diff --git a/arch/arm/lib/board.c b/arch/arm/lib/board.c index 0459d0ce9..cfe32cc92 100644 --- a/arch/arm/lib/board.c +++ b/arch/arm/lib/board.c @@ -40,6 +40,7 @@ #include <common.h> #include <command.h> +#include <environment.h> #include <malloc.h> #include <stdio_dev.h> #include <version.h> @@ -231,15 +232,23 @@ int __power_init_board(void) int power_init_board(void) __attribute__((weak, alias("__power_init_board"))); + /* Record the board_init_f() bootstage (after arch_cpu_init()) */ +static int mark_bootstage(void) +{ + bootstage_mark_name(BOOTSTAGE_ID_START_UBOOT_F, "board_init_f"); + + return 0; +} + init_fnc_t *init_sequence[] = { arch_cpu_init, /* basic arch cpu dependent setup */ - -#if defined(CONFIG_BOARD_EARLY_INIT_F) - board_early_init_f, -#endif + mark_bootstage, #ifdef CONFIG_OF_CONTROL fdtdec_check_fdt, #endif +#if defined(CONFIG_BOARD_EARLY_INIT_F) + board_early_init_f, +#endif timer_init, /* initialize timer */ #ifdef CONFIG_BOARD_POSTCLK_INIT board_postclk_init, @@ -277,8 +286,6 @@ void board_init_f(ulong bootflag) void *new_fdt = NULL; size_t fdt_size = 0; - bootstage_mark_name(BOOTSTAGE_ID_START_UBOOT_F, "board_init_f"); - memset((void *)gd, 0, sizeof(gd_t)); gd->mon_len = _bss_end_ofs; @@ -348,13 +355,14 @@ void board_init_f(ulong bootflag) #if !(defined(CONFIG_SYS_ICACHE_OFF) && defined(CONFIG_SYS_DCACHE_OFF)) /* reserve TLB table */ - addr -= (4096 * 4); + gd->tlb_size = 4096 * 4; + addr -= gd->tlb_size; /* round down to next 64 kB limit */ addr &= ~(0x10000 - 1); gd->tlb_addr = addr; - debug("TLB table at: %08lx\n", addr); + debug("TLB table from %08lx to %08lx\n", addr, addr + gd->tlb_size); #endif /* round down to next 4 kB limit */ @@ -467,7 +475,38 @@ static char *failed = "*** failed ***\n"; #endif /* - ************************************************************************ + * Tell if it's OK to load the environment early in boot. + * + * If CONFIG_OF_CONFIG is defined, we'll check with the FDT to see + * if this is OK (defaulting to saying it's not OK). + * + * NOTE: Loading the environment early can be a bad idea if security is + * important, since no verification is done on the environment. + * + * @return 0 if environment should not be loaded, !=0 if it is ok to load + */ +static int should_load_env(void) +{ +#ifdef CONFIG_OF_CONTROL + return fdtdec_get_config_int(gd->fdt_blob, "load-environment", 0); +#elif defined CONFIG_DELAY_ENVIRONMENT + return 0; +#else + return 1; +#endif +} + +#if defined(CONFIG_DISPLAY_BOARDINFO_LATE) && defined(CONFIG_OF_CONTROL) +static void display_fdt_model(const void *blob) +{ + const char *model; + + model = (char *)fdt_getprop(blob, 0, "model", NULL); + printf("Model: %s\n", model ? model : "<unknown>"); +} +#endif + +/************************************************************************ * * This is the next part if the initialization sequence: we are now * running from RAM and have a "normal" C environment, i. e. global @@ -560,8 +599,8 @@ void board_init_r(gd_t *id, ulong dest_addr) #endif #ifdef CONFIG_GENERIC_MMC - puts("MMC: "); - mmc_initialize(gd->bd); + puts("MMC: "); + mmc_initialize(gd->bd); #endif #ifdef CONFIG_HAS_DATAFLASH @@ -570,7 +609,10 @@ void board_init_r(gd_t *id, ulong dest_addr) #endif /* initialize environment */ - env_relocate(); + if (should_load_env()) + env_relocate(); + else + set_default_env(NULL); #if defined(CONFIG_CMD_PCI) || defined(CONFIG_PCI) arm_pci_init(); @@ -587,6 +629,15 @@ void board_init_r(gd_t *id, ulong dest_addr) console_init_r(); /* fully init console as a device */ +#ifdef CONFIG_DISPLAY_BOARDINFO_LATE +# ifdef CONFIG_OF_CONTROL + /* Put this here so it appears on the LCD, now it is ready */ + display_fdt_model(gd->fdt_blob); +# else + checkboard(); +# endif +#endif + #if defined(CONFIG_ARCH_MISC_INIT) /* miscellaneous arch dependent initialisations */ arch_misc_init(); diff --git a/arch/arm/lib/cache-cp15.c b/arch/arm/lib/cache-cp15.c index 6edf815d4..1cab27c22 100644 --- a/arch/arm/lib/cache-cp15.c +++ b/arch/arm/lib/cache-cp15.c @@ -153,8 +153,11 @@ static void cache_disable(uint32_t cache_bit) return; /* if disabling data cache, disable mmu too */ cache_bit |= CR_M; - flush_dcache_all(); } + reg = get_cr(); + cp_delay(); + if (cache_bit == (CR_C | CR_M)) + flush_dcache_all(); set_cr(reg & ~cache_bit); } #endif |