[PATCH v4 5/6] arm64: dts: meson-gxl-s905w-tx3-mini: add support for the 7 segment display

[Heiner Kallweit]

This patch adds support for the 7 segment display of the device.

Signed-off-by: Heiner Kallweit <hkallweit1 at gmail.com>
---
 .../dts/amlogic/meson-gxl-s905w-tx3-mini.dts  | 59 +++++++++++++++++++
 1 file changed, 59 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905w-tx3-mini.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-s905w-tx3-mini.dts
index 6705c2082..20bbd931e 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxl-s905w-tx3-mini.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905w-tx3-mini.dts
@@ -10,6 +10,7 @@
 
 #include "meson-gxl-s905x.dtsi"
 #include "meson-gx-p23x-q20x.dtsi"
+#include <dt-bindings/leds/common.h>
 
 / {
 	compatible = "oranth,tx3-mini", "amlogic,s905w", "amlogic,meson-gxl";
@@ -19,6 +20,64 @@ memory at 0 {
 		device_type = "memory";
 		reg = <0x0 0x0 0x0 0x40000000>; /* 1 GiB or 2 GiB */
 	};
+
+	spi {
+		compatible = "spi-gpio";
+		sck-gpios = <&gpio GPIODV_27  GPIO_ACTIVE_HIGH>;
+		mosi-gpios = <&gpio GPIODV_26 GPIO_ACTIVE_HIGH>;
+		cs-gpios = <&gpio_ao GPIOAO_4 GPIO_ACTIVE_LOW>;
+		num-chipselects = <1>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		tm1628: led-controller at 0 {
+			compatible = "titanmec,tm1628";
+			reg = <0>;
+			spi-3wire;
+			spi-lsb-first;
+			spi-rx-delay-us = <1>;
+			spi-max-frequency = <500000>;
+			#address-cells = <2>;
+			#size-cells = <0>;
+
+			segment-mapping = /bits/ 8 <4 5 6 1 2 3 7>;
+			grid = /bits/ 8 <4 3 2 1>;
+
+			alarm at 5,1 {
+				reg = <5 1>;
+				function = LED_FUNCTION_ALARM;
+			};
+
+			usb at 5,2 {
+				reg = <5 2>;
+				function = LED_FUNCTION_USB;
+			};
+			play at 5,3 {
+				reg = <5 3>;
+				function = "play";
+			};
+
+			pause at 5,4 {
+				reg = <5 4>;
+				function = "pause";
+			};
+
+			colon at 5,5 {
+				reg = <5 5>;
+				function = "colon";
+			};
+
+			lan at 5,6 {
+				reg = <5 6>;
+				function = LED_FUNCTION_LAN;
+			};
+
+			wlan at 5,7 {
+				reg = <5 7>;
+				function = LED_FUNCTION_WLAN;
+			};
+		};
+	};
 };
 
 &ir {
-- 
2.35.1