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LibreELEC.tv/projects/Amlogic/devices/AMLGX/patches/linux/amlogic-0115-WIP-arm64-dts-meson-add-SPI-VFD-to-Sunvell-T95Z-Plus.patch
2023-07-02 00:49:06 +00:00

95 lines
2.1 KiB
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From 573181cefb8ff2013dd1f1d796d681ea99ac579a 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 | 67 +++++++++++++++++++
1 file changed, 67 insertions(+)
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..54a08da0a7eb 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxm-t95z-plus.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxm-t95z-plus.dts
@@ -38,6 +38,73 @@ 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 <4 3 2 1>;
+
+ alarm@5,1 {
+ reg = <5 1>;
+ function = LED_FUNCTION_ALARM;
+ };
+
+ usb@5,2 {
+ reg = <5 2>;
+ function = LED_FUNCTION_USB;
+ };
+ play@5,3 {
+ reg = <5 3>;
+ function = "play";
+ };
+
+ pause@5,4 {
+ reg = <5 4>;
+ function = "pause";
+ };
+
+ colon@5,5 {
+ reg = <5 5>;
+ function = "colon";
+ };
+
+ lan@5,6 {
+ reg = <5 6>;
+ function = LED_FUNCTION_LAN;
+ };
+
+ wlan@5,7 {
+ reg = <5 7>;
+ function = LED_FUNCTION_WLAN;
+ };
+ };
+ };
};
&ethmac {
--
2.34.1