From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jagan Teki Subject: [PATCH v3 25/25] arm64: dts: allwinner: a64-amarula-relic: Enable Techstar TS8550B MIPI-DSI panel Date: Fri, 26 Oct 2018 20:13:44 +0530 Message-ID: <20181026144344.27778-26-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 Amarula A64-Relic board by default bound with Techstar TS8550B MIPI-DSI panel, add support for it. DSI panel connected via board DSI port with, - DC1SW as AVDD supply - DCDC2 as DVDD supply - DCDC1 as VCC-DSI supply - PD24 gpio for reset pin - PD23 gpio for backlight enable pin Signed-off-by: Jagan Teki Tested-by: Jagan Teki --- Changes for v3: - new patch .../allwinner/sun50i-a64-amarula-relic.dts | 46 +++++++++++++++++++ 1 file changed, 46 insertions(+) diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-amarula-relic.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-amarula-relic.dts index 6cb2b7f0c817..ecc0d8094815 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-amarula-relic.dts +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-amarula-relic.dts @@ -9,6 +9,7 @@ #include "sun50i-a64.dtsi" #include +#include / { model = "Amarula A64-Relic"; @@ -18,6 +19,14 @@ serial0 = &uart0; }; + backlight: backlight { + compatible = "pwm-backlight"; + pwms = <&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 23 GPIO_ACTIVE_HIGH>; /* LCD-BL-EN: PD23 */ + }; + chosen { stdout-path = "serial0:115200n8"; }; @@ -30,6 +39,28 @@ }; }; +&de { + status = "okay"; +}; + +&dphy { + status = "okay"; +}; + +&dsi { + vcc-dsi-supply = <®_dldo1>; + status = "okay"; + + panel@0 { + compatible = "techstar,ts8550b"; + reg = <0>; + avdd-supply = <®_dc1sw>; + dvdd-supply = <®_dldo2>; + reset-gpios = <&pio 3 24 GPIO_ACTIVE_HIGH>; /* LCD-RST: PD24 */ + backlight = <&backlight>; + }; +}; + &ehci0 { status = "okay"; }; @@ -72,6 +103,12 @@ status = "okay"; }; +&pwm { + pinctrl-names = "default"; + pinctrl-0 = <&pwm_pin>; + status = "okay"; +}; + &r_rsb { status = "okay"; @@ -107,6 +144,15 @@ regulator-name = "vcc-pll-avcc"; }; +®_dc1sw { + /* + * This regulator also indirectly drives the PD pingroup GPIOs, + * which also controls the power LED. + */ + regulator-always-on; + regulator-name = "vcc-phy"; +}; + ®_dcdc1 { regulator-always-on; regulator-min-microvolt = <3300000>; -- 2.18.0.321.gffc6fa0e3