[RFC 08/25] arm64: dts: realtek: rtd129x-zidoo-x9s: Add TM1628 LED controller
From: Andreas Färber <afaerber@suse.de>
Date: 2019-12-12 03:40:07
Also in:
linux-devicetree, linux-leds, lkml
Subsystem:
arm/realtek architecture, the rest · Maintainers:
James Tai, Yu-Chun Lin, Linus Torvalds
Add a spi-gpio node and LED controller slave node. Cc: Roc He <redacted> 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(-)
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
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