linux-kernel - [PATCH 6/8] riscv: dtb: thead: Add BeagleV Ahead LEDs

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Message-Id: <20241014-th1520-pinctrl-dts-v1-6-268592ca786e@tenstorrent.com>
Date: Mon, 14 Oct 2024 10:54:23 -0700
From: Drew Fustini <dfustini@...storrent.com>
To: Emil Renner Berthing <emil.renner.berthing@...onical.com>, 
 Drew Fustini <drew@...7.com>, Guo Ren <guoren@...nel.org>, 
 Fu Wei <wefu@...hat.com>, Linus Walleij <linus.walleij@...aro.org>, 
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Paul Walmsley <paul.walmsley@...ive.com>, 
 Palmer Dabbelt <palmer@...belt.com>, Albert Ou <aou@...s.berkeley.edu>, 
 Thomas Bonnefille <thomas.bonnefille@...tlin.com>, 
 Kanak Shilledar <kanakshilledar@...il.com>
Cc: linux-riscv@...ts.infradead.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, Drew Fustini <dfustini@...storrent.com>
Subject: [PATCH 6/8] riscv: dtb: thead: Add BeagleV Ahead LEDs

From: Emil Renner Berthing <emil.renner.berthing@...onical.com>

Add nodes for the 5 user controllable LEDs on the BeagleV Ahead board.

Acked-by: Linus Walleij <linus.walleij@...aro.org>
Tested-by: Thomas Bonnefille <thomas.bonnefille@...tlin.com>
Signed-off-by: Emil Renner Berthing <emil.renner.berthing@...onical.com>
Signed-off-by: Drew Fustini <dfustini@...storrent.com>
---
 arch/riscv/boot/dts/thead/th1520-beaglev-ahead.dts | 54 ++++++++++++++++++++++
 1 file changed, 54 insertions(+)

diff --git a/arch/riscv/boot/dts/thead/th1520-beaglev-ahead.dts b/arch/riscv/boot/dts/thead/th1520-beaglev-ahead.dts
index 0484fb390be4..c0cf9b086f81 100644
--- a/arch/riscv/boot/dts/thead/th1520-beaglev-ahead.dts
+++ b/arch/riscv/boot/dts/thead/th1520-beaglev-ahead.dts
@@ -7,6 +7,8 @@
 /dts-v1/;
 
 #include "th1520.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/leds/common.h>
 
 / {
 	model = "BeagleV Ahead";
@@ -35,7 +37,42 @@ chosen {
 	memory@0 {
 		device_type = "memory";
 		reg = <0x0  0x00000000  0x1 0x00000000>;
+	};
+
+	leds {
+		pinctrl-names = "default";
+		pinctrl-0 = <&led_pins>;
+		compatible = "gpio-leds";
+
+		led-1 {
+			gpios = <&gpio4 8 GPIO_ACTIVE_HIGH>;
+			color = <LED_COLOR_ID_BLUE>;
+			label = "led1";
+		};
+
+		led-2 {
+			gpios = <&gpio4 9 GPIO_ACTIVE_HIGH>;
+			color = <LED_COLOR_ID_BLUE>;
+			label = "led2";
+		};
+
+		led-3 {
+			gpios = <&gpio4 10 GPIO_ACTIVE_HIGH>;
+			color = <LED_COLOR_ID_BLUE>;
+			label = "led3";
+		};
+
+		led-4 {
+			gpios = <&gpio4 11 GPIO_ACTIVE_HIGH>;
+			color = <LED_COLOR_ID_BLUE>;
+			label = "led4";
+		};
 
+		led-5 {
+			gpios = <&gpio4 12 GPIO_ACTIVE_HIGH>;
+			color = <LED_COLOR_ID_BLUE>;
+			label = "led5";
+		};
 	};
 };
 
@@ -61,6 +98,23 @@ &emmc {
 	status = "okay";
 };
 
+&padctrl_aosys {
+	led_pins: led-0 {
+		led-pins {
+			pins = "AUDIO_PA8",  /* GPIO4_8 */
+			       "AUDIO_PA9",  /* GPIO4_9 */
+			       "AUDIO_PA10", /* GPIO4_10 */
+			       "AUDIO_PA11", /* GPIO4_11 */
+			       "AUDIO_PA12"; /* GPIO4_12 */
+			bias-disable;
+			drive-strength = <3>;
+			input-disable;
+			input-schmitt-disable;
+			slew-rate = <0>;
+		};
+	};
+};
+
 &padctrl0_apsys {
 	uart0_pins: uart0-0 {
 		tx-pins {

-- 
2.34.1