From mboxrd@z Thu Jan 1 00:00:00 1970 From: Erin Lo Subject: [PATCH 3/5] arm: dts: mt2701: Add display bls related nodes for MT2701 Date: Tue, 1 Aug 2017 15:03:31 +0800 Message-ID: <1501571013-22327-4-git-send-email-erin.lo@mediatek.com> References: <1501571013-22327-1-git-send-email-erin.lo@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1501571013-22327-1-git-send-email-erin.lo@mediatek.com> Sender: linux-kernel-owner@vger.kernel.org To: Matthias Brugger Cc: srv_heupstream@mediatek.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, Weiqing Kong , Erin Lo List-Id: linux-mediatek@lists.infradead.org From: Weiqing Kong This patch adds board related config for backlight Signed-off-by: Weiqing Kong Signed-off-by: Erin Lo --- 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@0 { pins1 { @@ -111,6 +132,12 @@ }; }; + pwm_bls_gpio: pwm_bls_gpio { + pins_cmd_dat { + pinmux = ; + }; + }; + spi_pins_a: spi0@0 { pins_spi { pinmux = , -- 1.9.1