diff options
| author | Dominik Sliwa <dominik.sliwa@toradex.com> | 2018-03-27 16:36:23 +0200 |
|---|---|---|
| committer | Marcel Ziswiler <marcel.ziswiler@toradex.com> | 2018-03-28 18:40:19 +0200 |
| commit | e81dd8a3500fea94ce8786554cbc29bc6b2a9207 (patch) | |
| tree | d02226e829a0065c863a495067e3a7f07c540c38 /arch/arm/boot/dts/tegra124-platforms/tegra124-apalis-displays.dtsi | |
| parent | aaa7a0c4587331ec1d92bf12c54b2928dc3cd602 (diff) | |
apalis-tk1: handle backlight in the device treeApalis-TK1_LXDE-Image_2.8b2.97-20180331toradex_tk1_l4t_r21.6
Signed-off-by: Dominik Sliwa <dominik.sliwa@toradex.com>
Acked-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Diffstat (limited to 'arch/arm/boot/dts/tegra124-platforms/tegra124-apalis-displays.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/tegra124-platforms/tegra124-apalis-displays.dtsi | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/tegra124-platforms/tegra124-apalis-displays.dtsi b/arch/arm/boot/dts/tegra124-platforms/tegra124-apalis-displays.dtsi index cc48334cdc68..a951d3e21927 100644 --- a/arch/arm/boot/dts/tegra124-platforms/tegra124-apalis-displays.dtsi +++ b/arch/arm/boot/dts/tegra124-platforms/tegra124-apalis-displays.dtsi @@ -69,7 +69,7 @@ status = "okay"; nvidia,out-type = <TEGRA_DC_OUT_DP>; nvidia,out-flags = <TEGRA_DC_OUT_CONTINUOUS_MODE>; - nvidia,out-parent-clk = "pll_d"; + nvidia,out-parent-clk = "pll_d_out0"; nvidia,out-max-pixclk = <3367>; /* KHZ2PICOS(297000) */ nvidia,out-align = <TEGRA_DC_ALIGN_MSB>; nvidia,out-order = <TEGRA_DC_ORDER_RED_BLUE>; @@ -208,4 +208,15 @@ hdmi_ddc: i2c@7000c400 { clock-frequency = <10000>; }; + + bl: backlight { + compatible = "pwm-backlight"; + pwms = <&tegra_pwm 3 5000000>; /* PWM freq. 200Hz */ + + brightness-levels = <0 4 8 16 32 64 128 255>; + default-brightness-level = <6>; + + enable-gpios = <&gpio TEGRA_GPIO(BB, 5) 0>; + power-supply = <®_3v3_mxm>; + }; }; |