[PATCH v2 5/5] ARM: dts: aspeed: mtmitchell: Add LEDs
Chanh Nguyen
chanh at os.amperecomputing.com
Tue Aug 6 17:18:06 AEST 2024
Add LED nodes as the gpio-leds devices. They are led-bmc-ready,
led-sw-heartbeat, led-identify, led-fault, led-fan-fault, led-psu-fault
Signed-off-by: Chanh Nguyen <chanh at os.amperecomputing.com>
---
Changes in v2:
- None
---
.../aspeed/aspeed-bmc-ampere-mtmitchell.dts | 31 +++++++++++++++++++
1 file changed, 31 insertions(+)
diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-ampere-mtmitchell.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-ampere-mtmitchell.dts
index 3111f23e56dc..0295f5adcfbc 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-ampere-mtmitchell.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-ampere-mtmitchell.dts
@@ -113,6 +113,37 @@ vga_memory: region at bf000000 {
};
};
+ leds {
+ compatible = "gpio-leds";
+ /*
+ * Use gpio-leds to configure GPIOW5 (bmc-ready) pin to be reseted when
+ * watchdog timeout.
+ */
+ led-bmc-ready {
+ gpios = <&gpio0 ASPEED_GPIO(W, 5) (GPIO_ACTIVE_HIGH | GPIO_TRANSITORY)>;
+ };
+
+ led-sw-heartbeat {
+ gpios = <&gpio0 ASPEED_GPIO(N, 3) GPIO_ACTIVE_HIGH>;
+ };
+
+ led-identify {
+ gpios = <&gpio0 ASPEED_GPIO(S, 3) GPIO_ACTIVE_HIGH>;
+ };
+
+ led-fault {
+ gpios = <&gpio0 ASPEED_GPIO(P, 4) GPIO_ACTIVE_HIGH>;
+ };
+
+ led-fan-fault {
+ gpios = <&gpio_expander1 0 GPIO_ACTIVE_HIGH>;
+ };
+
+ led-psu-fault {
+ gpios = <&gpio_expander1 1 GPIO_ACTIVE_HIGH>;
+ };
+ };
+
voltage_mon_reg: voltage-mon-regulator {
compatible = "regulator-fixed";
regulator-name = "ltc2497_reg";
--
2.43.0
More information about the Linux-aspeed
mailing list