linux-kernel - [PATCH RESEND 4/7] ARM: dts: qcom: msm8974-klte: Add support for led

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Message-Id: <20200920144859.813032-5-iskren.chernev@gmail.com>
Date:   Sun, 20 Sep 2020 17:48:56 +0300
From:   Iskren Chernev <iskren.chernev@...il.com>
To:     Rob Herring <robh+dt@...nel.org>
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        ~postmarketos/upstreaming@...ts.sr.ht,
        linux-arm-msm@...r.kernel.org,
        Iskren Chernev <iskren.chernev@...il.com>
Subject: [PATCH RESEND 4/7] ARM: dts: qcom: msm8974-klte: Add support for led

The klte uses a Panasonic AN30259A LED controller for it's indicator
led.

Signed-off-by: Iskren Chernev <iskren.chernev@...il.com>
---
 .../boot/dts/qcom-msm8974-samsung-klte.dts    | 48 +++++++++++++++++++
 1 file changed, 48 insertions(+)

diff --git a/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts b/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts
index 085636f182d01..7b398da9b75ed 100644
--- a/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts
+++ b/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts
@@ -4,6 +4,7 @@
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/input/input.h>
 #include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
+#include <dt-bindings/leds/common.h>
 
 / {
 	model = "Samsung Galaxy S5";
@@ -228,6 +229,44 @@ touchkey@20 {
 		};
 	};
 
+	i2c-gpio-led {
+		compatible = "i2c-gpio";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		scl-gpios = <&msmgpio 121 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+		sda-gpios = <&msmgpio 120 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&i2c_led_pins>;
+
+		i2c-gpio,delay-us = <2>;
+
+		led-controller@30 {
+			compatible = "panasonic,an30259a";
+			reg = <0x30>;
+
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			led@1 {
+				reg = <1>;
+				function = LED_FUNCTION_STATUS;
+				color = <LED_COLOR_ID_RED>;
+			};
+
+			led@2 {
+				reg = <2>;
+				function = LED_FUNCTION_STATUS;
+				color = <LED_COLOR_ID_GREEN>;
+			};
+
+			led@3 {
+				reg = <3>;
+				function = LED_FUNCTION_STATUS;
+				color = <LED_COLOR_ID_BLUE>;
+			};
+		};
+	};
+
 	/delete-node/ vreg-boost;
 };
 
@@ -312,6 +351,15 @@ mux {
 				bias-pull-up;
 			};
 		};
+
+		i2c_led_pins: i2c-led {
+			mux {
+				pins = "gpio120", "gpio121";
+				function = "gpio";
+				input-enable;
+				bias-pull-down;
+			};
+		};
 	};
 
 	sdhci@...24900 {
-- 
2.28.0