@@ -1,6 +1,6 @@
// SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause)
/*
- * Copyright (c) 2016-2017 Andreas Färber
+ * Copyright (c) 2016-2019 Andreas Färber
*/
/dts-v1/;
@@ -42,6 +42,26 @@
gpio = <&misc_gpio 16 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
+
+ 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>;
+
+ tm1628: led-controller@0 {
+ compatible = "titanmec,tm1628";
+ reg = <0>;
+ spi-3wire;
+ spi-lsb-first;
+ spi-rx-delay-us = <1>;
+ spi-max-frequency = <500000>;
+ #grids = <7>;
+ };
+ };
};
&cpu0 {
Add a spi-gpio node and LED controller slave node. Cc: Roc He <hepeng@zidoo.tv> Signed-off-by: Andreas Färber <afaerber@suse.de> --- arch/arm64/boot/dts/realtek/rtd1295-zidoo-x9s.dts | 22 +++++++++++++++++++++- 1 file changed, 21 insertions(+), 1 deletion(-)