Add a spi-gpio node and LED controller slave node. Cc: Roc He <hepeng@xxxxxxxx> Signed-off-by: Andreas Färber <afaerber@xxxxxxx> --- arch/arm64/boot/dts/realtek/rtd1295-zidoo-x9s.dts | 22 +++++++++++++++++++++- 1 file changed, 21 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/realtek/rtd1295-zidoo-x9s.dts b/arch/arm64/boot/dts/realtek/rtd1295-zidoo-x9s.dts index 628dfd123fa1..5183acd851a8 100644 --- a/arch/arm64/boot/dts/realtek/rtd1295-zidoo-x9s.dts +++ b/arch/arm64/boot/dts/realtek/rtd1295-zidoo-x9s.dts @@ -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 { -- 2.16.4