diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/freescale/mx6q_sabrelite/mx6q_sabrelite.c | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/board/freescale/mx6q_sabrelite/mx6q_sabrelite.c b/board/freescale/mx6q_sabrelite/mx6q_sabrelite.c index 472f1c7..5b7affa 100644 --- a/board/freescale/mx6q_sabrelite/mx6q_sabrelite.c +++ b/board/freescale/mx6q_sabrelite/mx6q_sabrelite.c @@ -49,6 +49,20 @@ #include <imx_spi.h> #endif +#ifdef CONFIG_IMX_UDC +#include <usb/imx_udc.h> +#endif + +#ifdef CONFIG_ANDROID_RECOVERY +#include "../common/recovery.h" +#include <part.h> +#include <ext2fs.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> +#include <ubi_uboot.h> +#include <jffs2/load_kernel.h> +#endif + DECLARE_GLOBAL_DATA_PTR; static u32 system_rev; @@ -436,6 +450,143 @@ int board_init(void) return 0; } +#ifdef CONFIG_ANDROID_RECOVERY +struct reco_envs supported_reco_envs[BOOT_DEV_NUM] = { + { + .cmd = NULL, + .args = NULL, + }, + { + .cmd = NULL, + .args = NULL, + }, + { + .cmd = NULL, + .args = NULL, + }, + { + .cmd = NULL, + .args = NULL, + }, + { + .cmd = CONFIG_ANDROID_RECOVERY_BOOTCMD_MMC, + .args = CONFIG_ANDROID_RECOVERY_BOOTARGS_MMC, + }, + { + .cmd = CONFIG_ANDROID_RECOVERY_BOOTCMD_MMC, + .args = CONFIG_ANDROID_RECOVERY_BOOTARGS_MMC, + }, + { + .cmd = CONFIG_ANDROID_RECOVERY_BOOTCMD_MMC, + .args = CONFIG_ANDROID_RECOVERY_BOOTARGS_MMC, + }, + { + .cmd = CONFIG_ANDROID_RECOVERY_BOOTCMD_MMC, + .args = CONFIG_ANDROID_RECOVERY_BOOTARGS_MMC, + }, + { + .cmd = NULL, + .args = NULL, + }, +}; + +int check_recovery_cmd_file(void) +{ + disk_partition_t info; + int button_pressed = 0; + ulong part_length; + int filelen = 0; + char *env; + u32 reg; + int i; + + /* For test only */ + /* When detecting android_recovery_switch, + * enter recovery mode directly */ + env = getenv("android_recovery_switch"); + if (!strcmp(env, "1")) { + printf("Env recovery detected!\nEnter recovery mode!\n"); + return 1; + } + + printf("Checking for recovery command file...\n"); + printf("boot mode: %d\n", get_boot_device()); + switch (get_boot_device()) { + case MMC_BOOT: + case SD_BOOT: + case SPI_NOR_BOOT: + case I2C_BOOT: + { + for (i = 0; i < 3; i++) { + block_dev_desc_t *dev_desc = NULL; + struct mmc *mmc = find_mmc_device(i); + + dev_desc = get_dev("mmc", i); + + if (NULL == dev_desc) { + printf("** Block device MMC %d not supported\n", i); + continue; + } + + mmc_init(mmc); + + if (get_partition_info(dev_desc, + CONFIG_ANDROID_CACHE_PARTITION_MMC, + &info)) { + printf("** Bad partition %d **\n", + CONFIG_ANDROID_CACHE_PARTITION_MMC); + continue; + } + + part_length = ext2fs_set_blk_dev(dev_desc, + CONFIG_ANDROID_CACHE_PARTITION_MMC); + if (part_length == 0) { + printf("** Bad partition - mmc %d:%d **\n", i, + CONFIG_ANDROID_CACHE_PARTITION_MMC); + ext2fs_close(); + continue; + } + + if (!ext2fs_mount(part_length)) { + printf("** Bad ext2 partition or " + "disk - mmc %d:%d **\n", + i, CONFIG_ANDROID_CACHE_PARTITION_MMC); + ext2fs_close(); + continue; + } + + filelen = ext2fs_open(CONFIG_ANDROID_RECOVERY_CMD_FILE); + + ext2fs_close(); + break; + } + } + break; + case NAND_BOOT: + return 0; + break; + case UNKNOWN_BOOT: + default: + return 0; + break; + } + + + /* Check Recovery Combo Button press or not. */ + mxc_iomux_v3_setup_pad(MX6Q_PAD_GPIO_19__GPIO_4_5); + reg = readl(GPIO4_BASE_ADDR + GPIO_GDIR); + reg &= ~(1<<5); + writel(reg, GPIO4_BASE_ADDR + GPIO_GDIR); + reg = readl(GPIO4_BASE_ADDR + GPIO_PSR); + if (reg & (1 << 5)) { + button_pressed = 1; + printf("Recovery key pressed\n"); + } + + return (filelen > 0 || button_pressed); +} +#endif + int board_late_init(void) { return 0; @@ -601,3 +752,27 @@ int checkboard(void) } return 0; } + +#ifdef CONFIG_IMX_UDC + +void udc_pins_setting(void) +{ +#define GPIO_3_22_BIT_MASK (1<<22) + u32 reg; + mxc_iomux_v3_setup_pad(MX6Q_PAD_GPIO_1__USBOTG_ID); + /* USB_OTG_PWR */ + mxc_iomux_v3_setup_pad(MX6Q_PAD_EIM_D22__GPIO_3_22); + + reg = readl(GPIO3_BASE_ADDR + GPIO_GDIR); + /* set gpio_3_22 as output */ + reg |= GPIO_3_22_BIT_MASK; + writel(reg, GPIO3_BASE_ADDR + GPIO_GDIR); + + /* set USB_OTG_PWR to 0 */ + reg = readl(GPIO3_BASE_ADDR + GPIO_DR); + reg &= ~GPIO_3_22_BIT_MASK; + writel(reg, GPIO3_BASE_ADDR + GPIO_DR); + + mxc_iomux_set_gpr_register(1, 13, 1, 1); +} +#endif |