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authorTerry Lv <r65388@freescale.com>2010-09-15 22:29:07 +0800
committerTerry Lv <r65388@freescale.com>2010-09-20 13:25:43 +0800
commit71ba5d33991342c566b92961b5c98e99861e20c0 (patch)
treeea4f11cddc74960823c08a2811c92ba48bd3b038 /board/freescale/mx53_evk
parent6537dffd192344d8c786a037bce9f41db5448fc9 (diff)
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ENGR00131578: Add android recovery mode support for mx53
Add android recovery mode support for mx53. Signed-off-by: Terry Lv <r65388@freescale.com>
Diffstat (limited to 'board/freescale/mx53_evk')
-rw-r--r--board/freescale/mx53_evk/mx53_evk.c151
1 files changed, 151 insertions, 0 deletions
diff --git a/board/freescale/mx53_evk/mx53_evk.c b/board/freescale/mx53_evk/mx53_evk.c
index 2f5c4b1..92b6ce9 100644
--- a/board/freescale/mx53_evk/mx53_evk.c
+++ b/board/freescale/mx53_evk/mx53_evk.c
@@ -52,6 +52,16 @@
#include <asm/clock.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;
@@ -647,6 +657,26 @@ static void setup_fec(void)
}
#endif
+#if defined(CONFIG_MXC_KPD)
+int setup_mxc_kpd(void)
+{
+ mxc_request_iomux(MX53_PIN_KEY_COL0, IOMUX_CONFIG_ALT0);
+ mxc_request_iomux(MX53_PIN_KEY_COL1, IOMUX_CONFIG_ALT0);
+ mxc_request_iomux(MX53_PIN_KEY_COL2, IOMUX_CONFIG_ALT0);
+ mxc_request_iomux(MX53_PIN_KEY_COL3, IOMUX_CONFIG_ALT0);
+ mxc_request_iomux(MX53_PIN_KEY_COL4, IOMUX_CONFIG_ALT0);
+ mxc_request_iomux(MX53_PIN_GPIO_19, IOMUX_CONFIG_ALT0);
+ mxc_request_iomux(MX53_PIN_KEY_ROW0, IOMUX_CONFIG_ALT0);
+ mxc_request_iomux(MX53_PIN_KEY_ROW1, IOMUX_CONFIG_ALT0);
+ mxc_request_iomux(MX53_PIN_KEY_ROW2, IOMUX_CONFIG_ALT0);
+ mxc_request_iomux(MX53_PIN_KEY_ROW3, IOMUX_CONFIG_ALT0);
+ mxc_request_iomux(MX53_PIN_KEY_ROW4, IOMUX_CONFIG_ALT0);
+
+ return 0;
+}
+#endif
+
+
#ifdef CONFIG_CMD_MMC
struct fsl_esdhc_cfg esdhc_cfg[2] = {
@@ -776,6 +806,127 @@ 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 = NULL,
+ .args = NULL,
+ },
+ {
+ .cmd = NULL,
+ .args = NULL,
+ },
+ {
+ .cmd = CONFIG_ANDROID_RECOVERY_BOOTCMD_MMC,
+ .args = CONFIG_ANDROID_RECOVERY_BOOTCMD_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;
+ ulong part_length;
+ int filelen;
+ char *env;
+
+ /* 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");
+ switch (get_boot_device()) {
+ case MMC_BOOT:
+ case SD_BOOT:
+ {
+ block_dev_desc_t *dev_desc = NULL;
+ struct mmc *mmc = find_mmc_device(0);
+
+ dev_desc = get_dev("mmc", 0);
+
+ if (NULL == dev_desc) {
+ puts("** Block device MMC 0 not supported\n");
+ return 0;
+ }
+
+ 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);
+ return 0;
+ }
+
+ part_length = ext2fs_set_blk_dev(dev_desc,
+ CONFIG_ANDROID_CACHE_PARTITION_MMC);
+ if (part_length == 0) {
+ printf("** Bad partition - mmc 0:%d **\n",
+ CONFIG_ANDROID_CACHE_PARTITION_MMC);
+ ext2fs_close();
+ return 0;
+ }
+
+ if (!ext2fs_mount(part_length)) {
+ printf("** Bad ext2 partition or "
+ "disk - mmc 0:%d **\n",
+ CONFIG_ANDROID_CACHE_PARTITION_MMC);
+ ext2fs_close();
+ return 0;
+ }
+
+ filelen = ext2fs_open(CONFIG_ANDROID_RECOVERY_CMD_FILE);
+
+ ext2fs_close();
+ }
+ break;
+ case NAND_BOOT:
+ return 0;
+ break;
+ case SPI_NOR_BOOT:
+ return 0;
+ break;
+ case UNKNOWN_BOOT:
+ default:
+ return 0;
+ break;
+ }
+
+ return (filelen > 0) ? 1 : 0;
+
+}
+#endif
+
int board_late_init(void)
{
return 0;