Commit 811b99bc authored by Anson Huang's avatar Anson Huang Committed by Shawn Guo

ARM: dts: imx7ulp-evk: Add backlight support

This patch adds i.MX7ULP EVK board MIPI-DSI backlight support.
Signed-off-by: default avatarAnson Huang <Anson.Huang@nxp.com>
Signed-off-by: default avatarShawn Guo <shawnguo@kernel.org>
parent 15641ca8
...@@ -22,6 +22,14 @@ memory@60000000 { ...@@ -22,6 +22,14 @@ memory@60000000 {
reg = <0x60000000 0x40000000>; reg = <0x60000000 0x40000000>;
}; };
backlight {
compatible = "pwm-backlight";
pwms = <&tpm4 1 50000 0>;
brightness-levels = <0 20 25 30 35 40 100>;
default-brightness-level = <6>;
status = "okay";
};
reg_vsd_3v3: regulator-vsd-3v3 { reg_vsd_3v3: regulator-vsd-3v3 {
compatible = "regulator-fixed"; compatible = "regulator-fixed";
regulator-name = "VSD_3V3"; regulator-name = "VSD_3V3";
...@@ -40,6 +48,12 @@ &lpuart4 { ...@@ -40,6 +48,12 @@ &lpuart4 {
status = "okay"; status = "okay";
}; };
&tpm4 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pwm0>;
status = "okay";
};
&usdhc0 { &usdhc0 {
pinctrl-names = "default"; pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usdhc0>; pinctrl-0 = <&pinctrl_usdhc0>;
...@@ -57,6 +71,12 @@ IMX7ULP_PAD_PTC2__LPUART4_TX 0x3 ...@@ -57,6 +71,12 @@ IMX7ULP_PAD_PTC2__LPUART4_TX 0x3
bias-pull-up; bias-pull-up;
}; };
pinctrl_pwm0: pwm0grp {
fsl,pins = <
IMX7ULP_PAD_PTF2__TPM4_CH1 0x2
>;
};
pinctrl_usdhc0: usdhc0grp { pinctrl_usdhc0: usdhc0grp {
fsl,pins = < fsl,pins = <
IMX7ULP_PAD_PTD1__SDHC0_CMD 0x43 IMX7ULP_PAD_PTD1__SDHC0_CMD 0x43
......
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