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boards: stm32f4_disco: Add pwm leds #81225

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Merged
nashif merged 1 commit into from
Nov 19, 2024
Merged

boards: stm32f4_disco: Add pwm leds #81225

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30 changes: 30 additions & 0 deletions boards/st/stm32f4_disco/stm32f4_disco.dts
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Original file line number Diff line number Diff line change
Expand Up @@ -51,6 +51,26 @@
};
};

pwmleds: pwmleds {
compatible = "pwm-leds";

orange_pwm_led: orange_pwm_led {
pwms = <&pwm4 2 PWM_USEC(100) PWM_POLARITY_NORMAL>;
};

green_pwm_led: green_pwm_led {
pwms = <&pwm4 1 PWM_USEC(100) PWM_POLARITY_NORMAL>;
};

red_pwm_led: red_pwm_led {
pwms = <&pwm4 3 PWM_USEC(100) PWM_POLARITY_NORMAL>;
};

blue_pwm_led: blue_pwm_led {
pwms = <&pwm4 4 PWM_USEC(100) PWM_POLARITY_NORMAL>;
};
};

aliases {
led0 = &green_led_4;
led1 = &orange_led_3;
Expand Down Expand Up @@ -110,6 +130,16 @@
};
};

&timers4 {
status = "okay";

pwm4: pwm {
status = "okay";
pinctrl-0 = <&tim4_ch1_pd12 &tim4_ch2_pd13 &tim4_ch3_pd14 &tim4_ch4_pd15>;
pinctrl-names = "default";
};
};

&rtc {
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x10000000>,
<&rcc STM32_SRC_LSI RTC_SEL(2)>;
Expand Down
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