diff options
| author | Adrian Alonso <adrian.alonso@nxp.com> | 2018-06-25 15:06:32 +0900 |
|---|---|---|
| committer | Jason Liu <jason.hui.liu@nxp.com> | 2019-02-12 10:32:27 +0800 |
| commit | a0b03395829f2a402e2487f06a7d6e35d61158d6 (patch) | |
| tree | e64239bbd910359586e56b83fd223b0b83574b7b /arch/arm64/boot/dts/freescale/fsl-imx8mm-evk.dts | |
| parent | e883e1ad9252283e50aa8e14ac7a18e789c22b98 (diff) | |
MLK-18704-3: ARM64: dts: freescale: imx8mm evk: enable pwm4 led
Enable pwm4 control on status led on imx8mm evk base board
use hartbeat trigger to blink led
Signed-off-by: Adrian Alonso <adrian.alonso@nxp.com>
Reviewed-by: Anson Huang <Anson.Huang@nxp.com>
(cherry picked from commit 65b2de72509084a577e37b2758061612a3c7d639)
Diffstat (limited to 'arch/arm64/boot/dts/freescale/fsl-imx8mm-evk.dts')
| -rwxr-xr-x | arch/arm64/boot/dts/freescale/fsl-imx8mm-evk.dts | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/freescale/fsl-imx8mm-evk.dts b/arch/arm64/boot/dts/freescale/fsl-imx8mm-evk.dts index bb074d77f90d..ed489e9aa9d3 100755 --- a/arch/arm64/boot/dts/freescale/fsl-imx8mm-evk.dts +++ b/arch/arm64/boot/dts/freescale/fsl-imx8mm-evk.dts @@ -45,6 +45,17 @@ #reset-cells = <0>; }; + pwmleds { + compatible = "pwm-leds"; + ledpwm4 { + label = "PWM4"; + pwms = <&pwm4 0 50000>; + max-brightness = <255>; + linux,default-trigger = "heartbeat"; + active-low; + }; + }; + regulators { compatible = "simple-bus"; #address-cells = <1>; @@ -215,6 +226,12 @@ >; }; + pinctrl_pwm4: pwm4grp { + fsl,pins = < + MX8MM_IOMUXC_GPIO1_IO15_PWM4_OUT 0x16 + >; + }; + pinctrl_pmic: pmicirq { fsl,pins = < MX8MM_IOMUXC_GPIO1_IO03_GPIO1_IO3 0x41 @@ -860,6 +877,12 @@ status = "okay"; }; +&pwm4 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pwm4>; + status = "okay"; +}; + &uart1 { /* BT */ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart1>; |