USB ID pin pull-up indicates factory (fastboot) cable detection.
Signed-off-by: Paul Kocialkowski contact@paulk.fr --- board/amazon/kc1/kc1.c | 9 +++++++++ 1 file changed, 9 insertions(+)
diff --git a/board/amazon/kc1/kc1.c b/board/amazon/kc1/kc1.c index d526695..9367b50 100644 --- a/board/amazon/kc1/kc1.c +++ b/board/amazon/kc1/kc1.c @@ -86,11 +86,20 @@ int board_init(void) int misc_init_r(void) { char reboot_mode[2] = { 0 }; + u32 value;
/* Reboot mode */
omap_reboot_mode(reboot_mode, sizeof(reboot_mode));
+ /* USB ID pin pull-up indicates factory (fastboot) cable detection. */ + gpio_request(KC1_GPIO_USB_ID, "USB_ID"); + gpio_direction_input(KC1_GPIO_USB_ID); + value = gpio_get_value(KC1_GPIO_USB_ID); + + if (value) + reboot_mode[0] = 'b'; + if (reboot_mode[0] > 0 && isascii(reboot_mode[0])) { if (!getenv("reboot-mode")) setenv("reboot-mode", (char *)reboot_mode);