diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/phytec/pcm052/pcm052.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/board/phytec/pcm052/pcm052.c b/board/phytec/pcm052/pcm052.c index 4a18b0e0f4..d4f170a503 100644 --- a/board/phytec/pcm052/pcm052.c +++ b/board/phytec/pcm052/pcm052.c @@ -13,6 +13,7 @@ #include <asm/arch/ddrmc-vf610.h> #include <asm/arch/crm_regs.h> #include <asm/arch/clock.h> +#include <environment.h> DECLARE_GLOBAL_DATA_PTR; @@ -307,6 +308,37 @@ int board_init(void) return 0; } +#ifdef CONFIG_TARGET_BK4R1 +int board_late_init(void) +{ + struct src *psrc = (struct src *)SRC_BASE_ADDR; + u32 reg; + + /* + * BK4r1 handle emergency/service SD card boot + * Checking the SBMR1 register BOOTCFG1 byte: + * NAND: + * bit [2] - NAND data width - 16 + * bit [5] - NAND fast boot + * bit [7] = 1 - NAND as a source of booting + * SD card (0x64): + * bit [4] = 0 - SD card source + * bit [6] = 1 - SD/MMC source + */ + + reg = readl(&psrc->sbmr1); + if ((reg & SRC_SBMR1_BOOTCFG1_SDMMC) && + !(reg & SRC_SBMR1_BOOTCFG1_MMC)) { + printf("------ SD card boot -------\n"); + set_default_env("!LVFBootloader", 0); + env_set("bootcmd", + "run prepare_install_bk4r1_envs; run install_bk4r1rs"); + } + + return 0; +} +#endif /* CONFIG_TARGET_BK4R1 */ + int checkboard(void) { #ifdef CONFIG_TARGET_BK4R1 |