diff options
Diffstat (limited to 'cpu')
| -rw-r--r-- | cpu/arm_cortexa8/mx6/generic.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/cpu/arm_cortexa8/mx6/generic.c b/cpu/arm_cortexa8/mx6/generic.c index 9294be0a41..bcbaf640cb 100644 --- a/cpu/arm_cortexa8/mx6/generic.c +++ b/cpu/arm_cortexa8/mx6/generic.c @@ -1101,6 +1101,50 @@ void set_usboh3_clk(void) } #endif +#ifdef CONFIG_ANDROID_RECOVERY +#define ANDROID_RECOVERY_BOOT (1 << 7) +/* check if the recovery bit is set by kernel, it can be set by kernel + * issue a command '# reboot recovery' */ +int check_and_clean_recovery_flag() +{ + int flag_set = 0; + u32 reg; + reg = readl(SRC_BASE_ADDR + SRC_GPR10); + + flag_set = !!(reg & ANDROID_RECOVERY_BOOT); + + /* clean it in case looping infinite here.... */ + if (flag_set) { + reg &= ~ANDROID_RECOVERY_BOOT; + writel(reg, SRC_BASE_ADDR + SRC_GPR10); + } + + return flag_set; +} +#endif + +#ifdef CONFIG_FASTBOOT +#define ANDROID_FASTBOOT_BOOT (1 << 8) +/* check if the recovery bit is set by kernel, it can be set by kernel + * issue a command '# reboot fastboot' */ +int fastboot_check_and_clean_flag() +{ + int flag_set = 0; + u32 reg; + reg = readl(SRC_BASE_ADDR + SRC_GPR10); + + flag_set = !!(reg & ANDROID_FASTBOOT_BOOT); + + /* clean it in case looping infinite here.... */ + if (flag_set) { + reg &= ~ANDROID_FASTBOOT_BOOT; + writel(reg, SRC_BASE_ADDR + SRC_GPR10); + } + + return flag_set; +} +#endif + #ifdef CONFIG_CMD_IMX_DOWNLOAD_MODE #define PERSIST_WATCHDOG_RESET_BOOT (0x10000000) /*BOOT_CFG1[7..4] = 0x3 Boot from Serial ROM (I2C/SPI)*/ |