From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jagan Teki Subject: [PATCH v3 24/25] [DO NOT MERGE] arm64: dts: allwinner: bananapi-m64: Bananapi S070WV20-CT16 DSI panel Date: Fri, 26 Oct 2018 20:13:43 +0530 Message-ID: <20181026144344.27778-25-jagan@amarulasolutions.com> References: <20181026144344.27778-1-jagan@amarulasolutions.com> Reply-To: jagan-dyjBcgdgk7Pe9wHmmfpqLFaTQe2KTcn/@public.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Return-path: Sender: linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org In-Reply-To: <20181026144344.27778-1-jagan-dyjBcgdgk7Pe9wHmmfpqLFaTQe2KTcn/@public.gmane.org> List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , To: Maxime Ripard , Chen-Yu Tsai , Icenowy Zheng , Jernej Skrabec , Vasily Khoruzhick , Rob Herring , Mark Rutland , Catalin Marinas , Will Deacon , David Airlie , dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, Michael Turquette , Stephen Boyd , linux-clk-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Michael Trimarchi , linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org Cc: Jagan Teki List-Id: dri-devel@lists.freedesktop.org This patch add support for Bananapi S070WV20-CT16 DSI panel to BPI-M64 board. DSI panel connected via board DSI port with, - DC1SW as AVDD supply - DCDC1 as DVDD supply - PD6 gpio for reset pin - PD5 gpio for backlight enable pin - PD7 gpio for backlight vdd supply Signed-off-by: Jagan Teki Tested-by: Jagan Teki --- Changes for v2: - remove unit address 0 - add nodes in alphabetical order - Use backlight instead of backlight_dsi - add tested credit Changes for v2: - Use quadratic rule on pwm brightness .../dts/allwinner/sun50i-a64-bananapi-m64.dts | 42 +++++++++++++++++++ 1 file changed, 42 insertions(+) diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts index ef1c90401bb2..6cb010e3bbd9 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts @@ -45,6 +45,7 @@ #include "sun50i-a64.dtsi" #include +#include / { model = "BananaPi-M64"; @@ -56,6 +57,15 @@ serial1 = &uart1; }; + backlight: backlight { + compatible = "pwm-backlight"; + pwms = <&r_pwm 0 50000 PWM_POLARITY_INVERTED>; + brightness-levels = <1 2 4 8 16 32 64 128 512>; + default-brightness-level = <2>; + enable-gpios = <&pio 3 5 GPIO_ACTIVE_HIGH>; /* LCD-BL-EN: PD5 */ + power-supply = <®_vdd_backlight>; + }; + chosen { stdout-path = "serial0:115200n8"; }; @@ -91,6 +101,15 @@ }; }; + reg_vdd_backlight: vdd-backlight { + compatible = "regulator-fixed"; + regulator-name = "vdd-backlight"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&pio 3 7 GPIO_ACTIVE_HIGH>; /* LCD-PWR-EN: PD7 */ + enable-active-high; + }; + wifi_pwrseq: wifi_pwrseq { compatible = "mmc-pwrseq-simple"; reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 */ @@ -101,6 +120,23 @@ status = "okay"; }; +&dphy { + status = "okay"; +}; + +&dsi { + status = "okay"; + + panel@0 { + compatible = "bananapi,s070wv20-ct16-icn6211"; + reg = <0>; + avdd-supply = <®_dc1sw>; + dvdd-supply = <®_dldo1>; + reset-gpios = <&pio 3 6 GPIO_ACTIVE_HIGH>; /* LCD-RST: PD6 */ + backlight = <&backlight>; + }; +}; + &ehci0 { status = "okay"; }; @@ -193,6 +229,12 @@ status = "okay"; }; +&r_pwm { + pinctrl-names = "default"; + pinctrl-0 = <&r_pwm_pin>; + status = "okay"; +}; + &r_rsb { status = "okay"; -- 2.18.0.321.gffc6fa0e3