From af63c7cf2d001f7c3e86c310e8e0c42e681c1e8a Mon Sep 17 00:00:00 2001
From: Christian Hewitt <christianshewitt@gmail.com>
Date: Mon, 13 Feb 2023 13:11:14 +0000
Subject: [PATCH 115/120] WIP: arm64: dts: meson: add SPI VFD to Sunvell T95Z
 Plus

making guesses at the config..

Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>
---
 .../boot/dts/amlogic/meson-gxm-t95z-plus.dts  | 79 ++++++++++++++++++-
 1 file changed, 77 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-t95z-plus.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-t95z-plus.dts
index 30ed5b6d325f..5f4bd19d5d77 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxm-t95z-plus.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxm-t95z-plus.dts
@@ -17,11 +17,18 @@ / {
 	leds {
 		compatible = "gpio-leds";
 
-		led-white {
-			color = <LED_COLOR_ID_WHITE>;
+		led-green {
+			color = <LED_COLOR_ID_GREEN>;
 			function = LED_FUNCTION_POWER;
 			gpios = <&gpio_ao GPIOAO_9 GPIO_ACTIVE_HIGH>;
 			default-state = "on";
+		};
+
+		led-blue {
+			color = <LED_COLOR_ID_BLUE>;
+			function = LED_FUNCTION_POWER;
+			gpios = <&gpio GPIODV_25 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
 			panic-indicator;
 		};
 	};
@@ -38,6 +45,74 @@ button-function {
 			press-threshold-microvolt = <10000>;
 		};
 	};
+
+	spi {
+		compatible = "spi-gpio";
+
+		/* T95Z v1 (enabled) */
+		sck-gpios = <&gpio GPIODV_22 GPIO_ACTIVE_HIGH>;
+		mosi-gpios = <&gpio GPIODV_23 GPIO_ACTIVE_HIGH>;
+		cs-gpios = <&gpio GPIODV_21 GPIO_ACTIVE_LOW>;
+
+		/* T95Z v2 (disabled)
+		sck-gpios = <&gpio GPIODV_19 GPIO_ACTIVE_HIGH>;
+		mosi-gpios = <&gpio GPIODV_18 GPIO_ACTIVE_HIGH>;
+		cs-gpios = <&gpio GPIODV_20 GPIO_ACTIVE_LOW>;
+		*/
+
+		num-chipselects = <1>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		tm1628: led-controller@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>;
+
+			titanmec,segment-mapping = /bits/ 8 <4 5 6 1 2 3 7>;
+			titanmec,grid = /bits/ 8 <2 3 4 5 1>;
+
+			alarm@1,1 {
+				reg = <1 1>;
+				function = LED_FUNCTION_ALARM;
+			};
+
+			usb@1,2 {
+				reg = <1 2>;
+				function = LED_FUNCTION_USB;
+			};
+
+			play@1,3 {
+				reg = <1 3>;
+				function = "play";
+			};
+
+			pause@1,4 {
+				reg = <1 4>;
+				function = "pause";
+			};
+
+			colon@1,5 {
+				reg = <1 5>;
+				function = "colon";
+			};
+
+			lan@1,6 {
+				reg = <1 6>;
+				function = LED_FUNCTION_LAN;
+			};
+
+			wlan@1,7 {
+				reg = <1 7>;
+				function = LED_FUNCTION_WLAN;
+			};
+		};
+	};
 };
 
 &ethmac {
-- 
2.34.1