diff options
Diffstat (limited to 'target/linux/sifiveu/patches-5.15/0003-riscv-sifive-unmatched-define-PWM-LEDs.patch')
| -rw-r--r-- | target/linux/sifiveu/patches-5.15/0003-riscv-sifive-unmatched-define-PWM-LEDs.patch | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/target/linux/sifiveu/patches-5.15/0003-riscv-sifive-unmatched-define-PWM-LEDs.patch b/target/linux/sifiveu/patches-5.15/0003-riscv-sifive-unmatched-define-PWM-LEDs.patch new file mode 100644 index 0000000000..661e15905f --- /dev/null +++ b/target/linux/sifiveu/patches-5.15/0003-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"; |