diff options
Diffstat (limited to 'arch/arm/boards/karo-tx25/lowlevel.c')
| -rw-r--r-- | arch/arm/boards/karo-tx25/lowlevel.c | 34 |
1 files changed, 21 insertions, 13 deletions
diff --git a/arch/arm/boards/karo-tx25/lowlevel.c b/arch/arm/boards/karo-tx25/lowlevel.c index f79cd91640..6c34944f74 100644 --- a/arch/arm/boards/karo-tx25/lowlevel.c +++ b/arch/arm/boards/karo-tx25/lowlevel.c @@ -74,7 +74,24 @@ static inline void __bare_init setup_sdram(uint32_t base, uint32_t esdctl, writel(esdctl, esdctlreg); } -static void __bare_init karo_tx25_common_init(void *fdt) +extern char __dtb_imx25_karo_tx25_start[]; + +static void __noreturn karo_tx25_start(void) +{ + void *fdt; + + fdt = __dtb_imx25_karo_tx25_start + get_runtime_offset(); + + imx25_barebox_entry(fdt); +} + +static void __noreturn karo_tx25_load_nand(void) +{ + imx25_nand_load_image(); + karo_tx25_start(); +} + +static void __bare_init karo_tx25_common_init(void) { uint32_t r; @@ -138,7 +155,7 @@ static void __bare_init karo_tx25_common_init(void *fdt) /* Skip SDRAM initialization if we run from RAM */ r = get_pc(); if (r > 0x80000000 && r < 0xa0000000) - goto out; + karo_tx25_start(); /* set to 3.3v SDRAM */ writel(0x800, MX25_IOMUXC_BASE_ADDR + 0x454); @@ -156,21 +173,12 @@ static void __bare_init karo_tx25_common_init(void *fdt) setup_sdram(0x80000000, ESDCTLVAL, ESDCFGVAL); setup_sdram(0x90000000, ESDCTLVAL, ESDCFGVAL); - imx25_barebox_boot_nand_external(fdt); - -out: - imx25_barebox_entry(fdt); + imx25_nand_relocate_to_sdram(karo_tx25_load_nand); } -extern char __dtb_imx25_karo_tx25_start[]; - ENTRY_FUNCTION(start_imx25_karo_tx25, r0, r1, r2) { - void *fdt; - arm_setup_stack(MX25_IRAM_BASE_ADDR + MX25_IRAM_SIZE); - fdt = __dtb_imx25_karo_tx25_start + get_runtime_offset(); - - karo_tx25_common_init(fdt); + karo_tx25_common_init(); } |