diff options
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/include/asm/arch-rockchip/boot_mode.h | 19 | ||||
-rw-r--r-- | arch/arm/mach-rockchip/rk3036-board.c | 39 | ||||
-rw-r--r-- | arch/arm/mach-rockchip/rk3288-board.c | 50 |
3 files changed, 103 insertions, 5 deletions
diff --git a/arch/arm/include/asm/arch-rockchip/boot_mode.h b/arch/arm/include/asm/arch-rockchip/boot_mode.h new file mode 100644 index 0000000..bd65f60 --- /dev/null +++ b/arch/arm/include/asm/arch-rockchip/boot_mode.h @@ -0,0 +1,19 @@ +#ifndef __REBOOT_MODE_H +#define __REBOOT_MODE_H + +/* high 24 bits is tag, low 8 bits is type */ +#define REBOOT_FLAG 0x5242C300 +/* normal boot */ +#define BOOT_NORMAL (REBOOT_FLAG + 0) +/* enter loader rockusb mode */ +#define BOOT_LOADER (REBOOT_FLAG + 1) +/* enter recovery */ +#define BOOT_RECOVERY (REBOOT_FLAG + 3) +/* enter fastboot mode */ +#define BOOT_FASTBOOT (REBOOT_FLAG + 9) +/* enter charging mode */ +#define BOOT_CHARGING (REBOOT_FLAG + 11) +/* enter usb mass storage mode */ +#define BOOT_UMS (REBOOT_FLAG + 12) + +#endif diff --git a/arch/arm/mach-rockchip/rk3036-board.c b/arch/arm/mach-rockchip/rk3036-board.c index b63f9c0..bf2b268 100644 --- a/arch/arm/mach-rockchip/rk3036-board.c +++ b/arch/arm/mach-rockchip/rk3036-board.c @@ -11,11 +11,50 @@ #include <asm/io.h> #include <asm/arch/clock.h> #include <asm/arch/periph.h> +#include <asm/arch/grf_rk3036.h> +#include <asm/arch/boot_mode.h> +#include <asm/arch/sdram_rk3036.h> #include <asm/gpio.h> #include <dm/pinctrl.h> DECLARE_GLOBAL_DATA_PTR; +#define GRF_BASE 0x20008000 + +static void setup_boot_mode(void) +{ + struct rk3036_grf *const grf = (void *)GRF_BASE; + int boot_mode = readl(&grf->os_reg[4]); + + debug("boot mode %x.\n", boot_mode); + + /* Clear boot mode */ + writel(BOOT_NORMAL, &grf->os_reg[4]); + + switch (boot_mode) { + case BOOT_FASTBOOT: + printf("enter fastboot!\n"); + setenv("preboot", "setenv preboot; fastboot usb0"); + break; + case BOOT_UMS: + printf("enter UMS!\n"); + setenv("preboot", "setenv preboot; ums mmc 0"); + break; + } +} + +__weak int rk_board_late_init(void) +{ + return 0; +} + +int board_late_init(void) +{ + setup_boot_mode(); + + return rk_board_late_init(); +} + int board_init(void) { return 0; diff --git a/arch/arm/mach-rockchip/rk3288-board.c b/arch/arm/mach-rockchip/rk3288-board.c index 6c36bf9..baf9522 100644 --- a/arch/arm/mach-rockchip/rk3288-board.c +++ b/arch/arm/mach-rockchip/rk3288-board.c @@ -8,25 +8,65 @@ #include <clk.h> #include <dm.h> #include <ram.h> +#include <syscon.h> #include <asm/io.h> #include <asm/arch/clock.h> #include <asm/arch/periph.h> +#include <asm/arch/pmu_rk3288.h> +#include <asm/arch/boot_mode.h> #include <asm/gpio.h> #include <dm/pinctrl.h> DECLARE_GLOBAL_DATA_PTR; +#define PMU_BASE 0xff730000 + +static void setup_boot_mode(void) +{ + struct rk3288_pmu *const pmu = (void *)PMU_BASE; + int boot_mode = readl(&pmu->sys_reg[0]); + + debug("boot mode %x.\n", boot_mode); + + /* Clear boot mode */ + writel(BOOT_NORMAL, &pmu->sys_reg[0]); + + switch (boot_mode) { + case BOOT_FASTBOOT: + printf("enter fastboot!\n"); + setenv("preboot", "setenv preboot; fastboot usb0"); + break; + case BOOT_UMS: + printf("enter UMS!\n"); + setenv("preboot", "setenv preboot; if mmc dev 0;" + "then ums mmc 0; else ums mmc 1;fi"); + break; + } +} + +__weak int rk_board_late_init(void) +{ + return 0; +} + +int board_late_init(void) +{ + setup_boot_mode(); + + return rk_board_late_init(); +} + 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. - */ + /* + * 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__); |