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Date: Tue, 12 Nov 2024 12:00:20 +0100 From: Andreas Kemnade To: Mithil Bavishi Cc: Aaro Koskinen , Kevin Hilman , Roger Quadros , Tony Lindgren , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Jessica Zhang , Lad Prabhakar , Thierry Reding , linux-omap@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-hardening@vger.kernel.org Subject: Re: [PATCH v3 08/10] ARM: dts: ti: omap: samsung-espresso7: Add initial support for Galaxy Tab 2 7.0 Message-ID: <20241112120020.7f9e0680@akair> In-Reply-To: <20241108200440.7562-9-bavishimithil@gmail.com> References: <20241108200440.7562-1-bavishimithil@gmail.com> <20241108200440.7562-9-bavishimithil@gmail.com> X-Mailer: Claws Mail 4.1.1 (GTK 3.24.38; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Hi Mithil, Am Fri, 8 Nov 2024 20:04:37 +0000 schrieb Mithil Bavishi : > Create a device tree for the 7 inch variants (P3100, P3110, P3113) > > Signed-off-by: Mithil Bavishi > --- > .../dts/ti/omap/omap4-samsung-espresso7.dts | 70 +++++++++++++++++++ > 1 file changed, 70 insertions(+) > create mode 100644 arch/arm/boot/dts/ti/omap/omap4-samsung-espresso7.dts > > diff --git a/arch/arm/boot/dts/ti/omap/omap4-samsung-espresso7.dts b/arch/arm/boot/dts/ti/omap/omap4-samsung-espresso7.dts > new file mode 100644 > index 000000000..be3d7a82f > --- /dev/null > +++ b/arch/arm/boot/dts/ti/omap/omap4-samsung-espresso7.dts > @@ -0,0 +1,70 @@ > +// SPDX-License-Identifier: (GPL-2.0 OR MIT) > +/dts-v1/; > + > +#include "omap4-samsung-espresso-common.dtsi" > + > +/ { > + model = "Samsung Galaxy Tab 2 (7 inch)"; > + compatible = "samsung,espresso7", "ti,omap4430", "ti,omap4"; > + > + backlight: backlight { > + compatible = "pwm-backlight"; > + pinctrl-names = "default"; > + pinctrl-0 = <&backlight_pins>; > + pwms = <&pwm10 0 1200 0>; > + power-supply = <®_lcd>; > + enable-gpios = <&gpio3 31 GPIO_ACTIVE_HIGH>; > + brightness-levels = <0 4 8 16 32 64 128 255>; > + default-brightness-level = <2>; > + }; > + > + panel { > + compatible = "samsung,ltn070nl01", "panel-lvds"; > + power-supply = <®_lcd>; > + width-mm = <154>; > + height-mm = <90>; > + data-mapping = "vesa-24"; > + backlight = <&backlight>; > + > + panel-timing { > + clock-frequency = <47255554>; > + > + hback-porch = <210>; > + hactive = <1024>; > + hfront-porch = <186>; > + hsync-len = <50>; > + > + vback-porch = <11>; > + vactive = <600>; > + vfront-porch = <24>; > + vsync-len = <10>; > + > + hsync-active = <0>; > + vsync-active = <0>; > + de-active = <1>; > + pixelclk-active = <1>; > + syncclk-active = <0>; > + }; > + > + port { > + panel_in: endpoint { > + remote-endpoint = <&bridge_out>; > + }; > + }; > + }; > +}; > + > +&i2c3 { > + touchscreen@48 { > + compatible = "melfas,mms136"; > + reg = <0x48>; > + interrupt-parent = <&gpio2>; > + interrupts = <14 IRQ_TYPE_EDGE_FALLING>; > + touchscreen-size-x = <1023>; Documentation/devicetree/bindings/input/touchscreen/touchscreen.yaml: horizontal resolution of touchscreen (maximum x coordinate reported + 1) So this touchscreen reports max 1022? > + touchscreen-size-y = <599>; same question. Regards, Andreas