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authorZhang Jiejing <jiejing.zhang@freescale.com>2011-12-14 19:13:48 +0800
committerZhang Jiejing <jiejing.zhang@freescale.com>2011-12-15 11:26:58 +0800
commit930409823d7ed5c288fffea3187c1397f7d25a58 (patch)
treefa22a2f69a14fe1f40a553a8aa768950821383a0 /board
parent6dd956ebdeb0d0b247a511de6302903be02802e3 (diff)
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ENGR00170299-2 Android:MX6Q_SL: add board support for recovery and fastboot.
add mx6q sabrelite board support for fastboot and recovery. add recovery key check, same key as in MX53_SMD. Signed-off-by: Zhang Jiejing <jiejing.zhang@freescale.com>
Diffstat (limited to 'board')
-rw-r--r--board/freescale/mx6q_sabrelite/mx6q_sabrelite.c175
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