From 7c0a4b795589511a4880ca268d03a140551e5b4e Mon Sep 17 00:00:00 2001 From: Paul Kocialkowski Date: Sat, 27 Feb 2016 19:19:09 +0100 Subject: kc1: OMAP4 reboot mode support This adds support for the omap4 reboot mode mechanism and exports the reboot mode via an environment variable, that is used in the boot command to make it possible to boot from the recovery partition or fastboot. Signed-off-by: Paul Kocialkowski --- board/amazon/kc1/kc1.c | 18 ++++++++++++++++++ board/amazon/kc1/kc1.h | 2 ++ 2 files changed, 20 insertions(+) (limited to 'board') diff --git a/board/amazon/kc1/kc1.c b/board/amazon/kc1/kc1.c index 29d9c648c7..d526695b7c 100644 --- a/board/amazon/kc1/kc1.c +++ b/board/amazon/kc1/kc1.c @@ -85,6 +85,19 @@ int board_init(void) int misc_init_r(void) { + char reboot_mode[2] = { 0 }; + + /* Reboot mode */ + + omap_reboot_mode(reboot_mode, sizeof(reboot_mode)); + + if (reboot_mode[0] > 0 && isascii(reboot_mode[0])) { + if (!getenv("reboot-mode")) + setenv("reboot-mode", (char *)reboot_mode); + + omap_reboot_mode_clear(); + } + /* Serial number */ omap_die_id_serial(); @@ -123,6 +136,11 @@ void get_board_serial(struct tag_serialnr *serialnr) omap_die_id_get_board_serial(serialnr); } +int fb_set_reboot_flag(void) +{ + return omap_reboot_mode_store("b"); +} + #ifndef CONFIG_SPL_BUILD int board_mmc_init(bd_t *bis) { diff --git a/board/amazon/kc1/kc1.h b/board/amazon/kc1/kc1.h index 67d008f05d..14737d7403 100644 --- a/board/amazon/kc1/kc1.h +++ b/board/amazon/kc1/kc1.h @@ -11,6 +11,7 @@ #include +#define KC1_GPIO_USB_ID 52 #define KC1_GPIO_MBID1 173 #define KC1_GPIO_MBID0 174 #define KC1_GPIO_MBID3 177 @@ -28,6 +29,7 @@ const struct pad_conf_entry core_padconf_array[] = { { GPMC_AD7, (IEN | PTU | M1) }, /* sdmmc2_dat7 */ { GPMC_NOE, (IEN | PTU | M1) }, /* sdmmc2_clk */ { GPMC_NWE, (IEN | PTU | M1) }, /* sdmmc2_cmd */ + { GPMC_NCS2, (IEN | PTD | M3) }, /* gpio_52 */ /* CAM */ { CAM_SHUTTER, (IDIS | DIS | M7) }, /* safe_mode */ { CAM_STROBE, (IDIS | DIS | M7) }, /* safe_mode */ -- cgit v1.2.1