sifiveu: copy patches from 5.15 to 6.1

[openwrt/staging/wigyori.git] / target / linux / sifiveu / patches-6.1 / 0003-riscv-sifive-unmatched-define-PWM-LEDs.patch

diff --git a/target/linux/sifiveu/patches-6.1/0003-riscv-sifive-unmatched-define-PWM-LEDs.patch b/target/linux/sifiveu/patches-6.1/0003-riscv-sifive-unmatched-define-PWM-LEDs.patch
new file mode 100644 (file)
index 0000000..661e159
--- /dev/null
+++ b/target/linux/sifiveu/patches-6.1/0003-riscv-sifive-unmatched-define-PWM-LEDs.patch
@@ -0,0 +1,69 @@
+From 2c2d8ac8c124a2938c9326c14b2dffd46d76b4a8 Mon Sep 17 00:00:00 2001
+From: David Abdurachmanov <david.abdurachmanov@sifive.com>
+Date: Mon, 13 Sep 2021 02:15:37 -0700
+Subject: [PATCH 3/7] riscv: sifive: unmatched: define PWM LEDs
+
+Add D2 (RGB) and D12 (green) LEDs for SiFive Unmatched board.
+
+Signed-off-by: David Abdurachmanov <david.abdurachmanov@sifive.com>
+---
+ .../riscv/boot/dts/sifive/hifive-unmatched-a00.dts | 41 ++++++++++++++++++++++
+ 1 file changed, 41 insertions(+)
+
+--- a/arch/riscv/boot/dts/sifive/hifive-unmatched-a00.dts
++++ b/arch/riscv/boot/dts/sifive/hifive-unmatched-a00.dts
+@@ -4,6 +4,8 @@
+ #include "fu740-c000.dtsi"
+ #include <dt-bindings/gpio/gpio.h>
+ #include <dt-bindings/interrupt-controller/irq.h>
++#include <dt-bindings/leds/common.h>
++#include <dt-bindings/pwm/pwm.h>
+ 
+ /* Clock frequency (in Hz) of the PCB crystal for rtcclk */
+ #define RTCCLK_FREQ           1000000
+@@ -31,6 +33,45 @@
+       soc {
+       };
+ 
++      pwmleds {
++              compatible = "pwm-leds";
++              green-d12 {
++                      label = "green:d12";
++                      color = <LED_COLOR_ID_GREEN>;
++                      pwms = <&pwm0 0 7812500 PWM_POLARITY_INVERTED>;
++                      active-low = <1>;
++                      max-brightness = <255>;
++                      linux,default-trigger = "none";
++              };
++
++              green-d2 {
++                      label = "green:d2";
++                      color = <LED_COLOR_ID_GREEN>;
++                      pwms = <&pwm0 1 7812500 PWM_POLARITY_INVERTED>;
++                      active-low = <1>;
++                      max-brightness = <255>;
++                      linux,default-trigger = "none";
++              };
++
++              red-d2 {
++                      label = "red:d2";
++                      color = <LED_COLOR_ID_RED>;
++                      pwms = <&pwm0 2 7812500 PWM_POLARITY_INVERTED>;
++                      active-low = <1>;
++                      max-brightness = <255>;
++                      linux,default-trigger = "none";
++              };
++
++              blue-d2 {
++                      label = "blue:d2";
++                      color = <LED_COLOR_ID_BLUE>;
++                      pwms = <&pwm0 3 7812500 PWM_POLARITY_INVERTED>;
++                      active-low = <1>;
++                      max-brightness = <255>;
++                      linux,default-trigger = "none";
++              };
++      };
++
+       hfclk: hfclk {
+               #clock-cells = <0>;
+               compatible = "fixed-clock";