#include <asm/arch/imx-regs.h>
#include "asm/arch/iomux.h"
#include <asm/mach-imx/iomux-v3.h>
+#include <asm/gpio.h>
#include <environment.h>
#include <fsl_esdhc.h>
#include <netdev.h>
/* Clear the BSS. */
memset(__bss_start, 0, __bss_end - __bss_start);
+ displ5_set_iomux_misc_spl();
+
/* load/boot image from boot device */
board_init_r(NULL, 0);
}
+#define EM_PAD IMX_GPIO_NR(3, 29)
+int board_check_emergency_pad(void)
+{
+ int ret;
+
+ ret = gpio_direction_input(EM_PAD);
+ if (ret)
+ return ret;
+
+ return !gpio_get_value(EM_PAD);
+}
+
void board_boot_order(u32 *spl_boot_list)
{
/* Default boot sequence SPI -> MMC */
spl_boot_list[2] = BOOT_DEVICE_UART;
spl_boot_list[3] = BOOT_DEVICE_NONE;
+ /*
+ * In case of emergency PAD pressed, we always boot
+ * to proper u-boot and perform recovery tasks there.
+ */
+ if (board_check_emergency_pad())
+ return;
+
#ifdef CONFIG_SPL_ENV_SUPPORT
/* 'fastboot' */
const char *s;
- env_init();
- env_load();
+ if (env_init() || env_load())
+ return;
s = env_get("BOOT_FROM");
if (s && !bootcount_error() && strcmp(s, "ACTIVE") == 0) {