am335x, guardian: boot stage feedback in headless mode
This patch enables the guardian board to provide feedback
about the boot stage in headless mode. The on-board led
would behave in the following pattern
* U-boot -> GLOW LED
* Linux -> BLINK LED [HEART-BEAT PATTERN]
Signed-off-by: Moses Christopher <BollavarapuMoses.Christopher@in.bosch.com>
diff --git a/arch/arm/dts/am335x-guardian.dts b/arch/arm/dts/am335x-guardian.dts
index 5ed2133..b554be9 100644
--- a/arch/arm/dts/am335x-guardian.dts
+++ b/arch/arm/dts/am335x-guardian.dts
@@ -58,7 +58,7 @@
label = "guardian:life-led";
gpios = <&gpio1 26 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "heartbeat";
- default-state = "off";
+ default-state = "on";
};
};
diff --git a/board/bosch/guardian/board.c b/board/bosch/guardian/board.c
index 32ebaf4..03ba9e8 100644
--- a/board/bosch/guardian/board.c
+++ b/board/bosch/guardian/board.c
@@ -14,6 +14,7 @@
#include <env_internal.h>
#include <errno.h>
#include <i2c.h>
+#include <led.h>
#include <miiphy.h>
#include <panel.h>
#include <power/tps65217.h>
@@ -232,6 +233,9 @@
int board_late_init(void)
{
+#ifdef CONFIG_LED_GPIO
+ led_default_state();
+#endif
set_bootmode_env();
return 0;
}
diff --git a/configs/am335x_guardian_defconfig b/configs/am335x_guardian_defconfig
index eb2d221..942530d 100644
--- a/configs/am335x_guardian_defconfig
+++ b/configs/am335x_guardian_defconfig
@@ -37,6 +37,7 @@
CONFIG_CMD_SPL_NAND_OFS=0x0
CONFIG_CMD_ASKENV=y
# CONFIG_CMD_FLASH is not set
+# CONFIG_CMD_LED is not set
CONFIG_CMD_GPIO=y
CONFIG_CMD_GPT=y
CONFIG_CMD_I2C=y
@@ -58,6 +59,8 @@
CONFIG_SPL_DM=y
CONFIG_BOOTCOUNT_LIMIT=y
CONFIG_BOOTCOUNT_ENV=y
+CONFIG_LED=y
+CONFIG_LED_GPIO=y
CONFIG_MISC=y
# CONFIG_MMC is not set
CONFIG_MTD=y