2019-12-12 03:41:29

by Andreas Färber

[permalink] [raw]
Subject: [RFC 13/25] arm64: dts: realtek: rtd1295-xnano-x5: Add FD628 LED controller

Add a spi-gpio node and LED controller slave node.

Signed-off-by: Andreas Färber <[email protected]>
---
arch/arm64/boot/dts/realtek/rtd1295-xnano-x5.dts | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)

diff --git a/arch/arm64/boot/dts/realtek/rtd1295-xnano-x5.dts b/arch/arm64/boot/dts/realtek/rtd1295-xnano-x5.dts
index d7878ff942e6..ea9e9a96f1d3 100644
--- a/arch/arm64/boot/dts/realtek/rtd1295-xnano-x5.dts
+++ b/arch/arm64/boot/dts/realtek/rtd1295-xnano-x5.dts
@@ -5,6 +5,8 @@

/dts-v1/;

+#include <dt-bindings/gpio/gpio.h>
+
#include "rtd1295.dtsi"

/ {
@@ -23,6 +25,26 @@
chosen {
stdout-path = "serial0:115200n8";
};
+
+ spi {
+ compatible = "spi-gpio";
+ sck-gpios = <&iso_gpio 4 GPIO_ACTIVE_HIGH>;
+ mosi-gpios = <&iso_gpio 3 GPIO_ACTIVE_HIGH>;
+ cs-gpios = <&iso_gpio 2 GPIO_ACTIVE_LOW>;
+ num-chipselects = <1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ fd628: led-controller@0 {
+ compatible = "fdhisi,fd628";
+ reg = <0>;
+ spi-3wire;
+ spi-lsb-first;
+ spi-rx-delay-us = <1>;
+ spi-max-frequency = <500000>;
+ #grids = <7>;
+ };
+ };
};

&uart0 {
--
2.16.4