[PATCH v2 3/4] arm: dts: mt2701: Add display bls related nodes for MT2701
From: Erin Lo <hidden>
Date: 2017-06-22 08:44:13
Also in:
linux-devicetree, linux-mediatek, lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
From: Weiqing Kong <redacted> This patch adds board related config for backlight Signed-off-by: Weiqing Kong <redacted> Signed-off-by: Erin Lo <redacted> --- arch/arm/boot/dts/mt2701-evb.dts | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+)
diff --git a/arch/arm/boot/dts/mt2701-evb.dts b/arch/arm/boot/dts/mt2701-evb.dts
index a483798..e49c2b7 100644
--- a/arch/arm/boot/dts/mt2701-evb.dts
+++ b/arch/arm/boot/dts/mt2701-evb.dts@@ -22,6 +22,35 @@ memory { reg = <0 0x80000000 0 0x40000000>; }; + + backlight_lcd: backlight_lcd { + compatible = "pwm-backlight"; + pwms = <&bls 0 100000>; + brightness-levels = < + 0 16 32 48 64 80 96 112 + 128 144 160 176 192 208 224 240 + 255 + >; + default-brightness-level = <9>; + pinctrl-names = "default"; + pinctrl-0 = <&pwm_bls_gpio>; + }; +}; + +&bls { + status = "okay"; +}; + +&mmsys { + status = "okay"; +}; + +&pio { + pwm_bls_gpio: pwm_bls_gpio { + pins_cmd_dat { + pinmux = <MT2701_PIN_208_AUD_EXT_CK1__FUNC_DISP_PWM>; + }; + }; }; &auxadc {
--
1.9.1