[PATCH 3/5] arm: dts: mt2701: Add display bls related nodes for MT2701
From: Erin Lo <hidden>
Date: 2017-08-01 07:03:58
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 | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+)
diff --git a/arch/arm/boot/dts/mt2701-evb.dts b/arch/arm/boot/dts/mt2701-evb.dts
index f484973..b96e34d 100644
--- a/arch/arm/boot/dts/mt2701-evb.dts
+++ b/arch/arm/boot/dts/mt2701-evb.dts@@ -23,6 +23,19 @@ 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>; + }; + sound:sound { compatible = "mediatek,mt2701-cs42448-machine"; mediatek,platform = <&afe>;
@@ -62,6 +75,10 @@ status = "okay"; }; +&bls { + status = "okay"; +}; + &i2c0 { pinctrl-names = "default"; pinctrl-0 = <&i2c0_pins_a>;
@@ -86,6 +103,10 @@ }; }; +&mmsys { + status = "okay"; +}; + &pio { i2c0_pins_a: i2c0 at 0 { pins1 {
@@ -111,6 +132,12 @@ }; }; + pwm_bls_gpio: pwm_bls_gpio { + pins_cmd_dat { + pinmux = <MT2701_PIN_208_AUD_EXT_CK1__FUNC_DISP_PWM>; + }; + }; + spi_pins_a: spi0 at 0 { pins_spi { pinmux = <MT2701_PIN_53_SPI0_CSN__FUNC_SPI0_CS>,
--
1.9.1