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sakurapi-rk3308b: ws2812-vleds spi driver dtso for on-board leds

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TheSnowfield
2025-04-03 05:13:28 +08:00
committed by Igor
parent 4eb31d281f
commit 488f0d04ea
7 changed files with 190 additions and 0 deletions
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1
patch/kernel/archive/rockchip64-6.12/overlay/Makefile
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@@ -6,6 +6,7 @@ dtbo-$(CONFIG_ARCH_ROCKCHIP) += \
rk3308-bs.dtbo rk3308-bs@1.3ghz.dtbo \
rk3308-emmc.dtbo \
rk3308-sdio@10mhz.dtbo rk3308-sdio@4mhz.dtbo \
rockchip-sakurapi-rk3308b-ws2812.dtbo \
rockchip-rockpi4cplus-usb-host.dtbo \
rockchip-rockpro64-lcd.dtbo \
rockchip-rk3318-box-cpu-hs.dtbo \

62
patch/kernel/archive/rockchip64-6.12/overlay/rockchip-sakurapi-rk3308b-ws2812.dtso Normal file
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@@ -0,0 +1,62 @@
// SPDX-License-Identifier: GPL-2.0+
/*
* For SakuraPi Rk3308B: Enable on-board ws2812 LEDs
* Need to load an external driver, see https://github.com/Sakura-Pi/ws2812-vleds
*
* (C) Copyright 2025 TheSnowfield <thesnowfield@sakurapi.org>
*/
/dts-v1/;
/plugin/;
/ {
fragment@0 {
target = <&spi1>;
__overlay__ {
status = "okay";
ws2812@0 {
compatible = "ws2812-vleds";
reg = <0>;
// tested spi clk 6750000hz on rk3308b
spi-max-frequency = <6750000>;
leds {
// user defined
ws_led3: vled3 {
label = "ws-led3";
default-state = "off";
color-value = "#69b3f2";
};
// user defined
ws_led2: vled2 {
label = "ws-led2";
default-state = "off";
color-value = "#9376c8";
};
// user defined
ws_led1: vled1 {
label = "ws-led1";
default-state = "off";
color-value = "#b66bc3";
};
// mmc1(emmc) r/w state
ws_led0: vled0 {
label = "ws-led0";
default-state = "on";
linux,default-trigger = "mmc1";
color-value = "#eb698f";
};
};
};
};
};
};