diff options
Diffstat (limited to 'arch/arm/mach-rockchip/board.c')
| -rw-r--r-- | arch/arm/mach-rockchip/board.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/arch/arm/mach-rockchip/board.c b/arch/arm/mach-rockchip/board.c index 816540e582..b07e0738ea 100644 --- a/arch/arm/mach-rockchip/board.c +++ b/arch/arm/mach-rockchip/board.c @@ -10,12 +10,45 @@ #include <ram.h> #include <asm/io.h> #include <asm/arch/clock.h> +#include <asm/arch/periph.h> +#include <asm/gpio.h> +#include <dm/pinctrl.h> DECLARE_GLOBAL_DATA_PTR; int board_init(void) { +#ifdef CONFIG_ROCKCHIP_SPL_BACK_TO_BROM + struct udevice *pinctrl; + int ret; + + /* + * We need to implement sdcard iomux here for the further + * initlization, otherwise, it'll hit sdcard command sending + * timeout exception. + */ + ret = uclass_get_device(UCLASS_PINCTRL, 0, &pinctrl); + if (ret) { + debug("%s: Cannot find pinctrl device\n", __func__); + goto err; + } + ret = pinctrl_request_noflags(pinctrl, PERIPH_ID_SDCARD); + if (ret) { + debug("%s: Failed to set up SD card\n", __func__); + goto err; + } + + return 0; +err: + printf("board_init: Error %d\n", ret); + + /* No way to report error here */ + hang(); + + return -1; +#else return 0; +#endif } int dram_init(void) |