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([2a01:e0a:3d9:2080:abe8:a49c:efe7:4dfb]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4538a3a72dasm138329335e9.16.2025.06.30.08.29.19 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 30 Jun 2025 08:29:20 -0700 (PDT) Message-ID: <80055981-3624-4165-af0c-3b60c345e8f8@linaro.org> Date: Mon, 30 Jun 2025 17:29:19 +0200 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird From: Neil Armstrong Reply-To: Neil Armstrong Subject: Re: [PATCH v3 1/2] dt-bindings: display: panel: document Samsung S6E8AA5X01 panel driver To: Kaustabh Chakraborty , Jessica Zhang , David Airlie , Simona Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Jessica Zhang Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Conor Dooley References: <20250625-panel-samsung-s6e8aa5x01-v3-0-9a1494fe6c50@disroot.org> <20250625-panel-samsung-s6e8aa5x01-v3-1-9a1494fe6c50@disroot.org> Content-Language: en-US, fr Autocrypt: addr=neil.armstrong@linaro.org; keydata= xsBNBE1ZBs8BCAD78xVLsXPwV/2qQx2FaO/7mhWL0Qodw8UcQJnkrWmgTFRobtTWxuRx8WWP GTjuhvbleoQ5Cxjr+v+1ARGCH46MxFP5DwauzPekwJUD5QKZlaw/bURTLmS2id5wWi3lqVH4 BVF2WzvGyyeV1o4RTCYDnZ9VLLylJ9bneEaIs/7cjCEbipGGFlfIML3sfqnIvMAxIMZrvcl9 qPV2k+KQ7q+aXavU5W+yLNn7QtXUB530Zlk/d2ETgzQ5FLYYnUDAaRl+8JUTjc0CNOTpCeik 80TZcE6f8M76Xa6yU8VcNko94Ck7iB4vj70q76P/J7kt98hklrr85/3NU3oti3nrIHmHABEB AAHNKk5laWwgQXJtc3Ryb25nIDxuZWlsLmFybXN0cm9uZ0BsaW5hcm8ub3JnPsLAkQQTAQoA OwIbIwULCQgHAwUVCgkICwUWAgMBAAIeAQIXgBYhBInsPQWERiF0UPIoSBaat7Gkz/iuBQJk Q5wSAhkBAAoJEBaat7Gkz/iuyhMIANiD94qDtUTJRfEW6GwXmtKWwl/mvqQtaTtZID2dos04 YqBbshiJbejgVJjy+HODcNUIKBB3PSLaln4ltdsV73SBcwUNdzebfKspAQunCM22Mn6FBIxQ GizsMLcP/0FX4en9NaKGfK6ZdKK6kN1GR9YffMJd2P08EO8mHowmSRe/ExAODhAs9W7XXExw UNCY4pVJyRPpEhv373vvff60bHxc1k/FF9WaPscMt7hlkbFLUs85kHtQAmr8pV5Hy9ezsSRa GzJmiVclkPc2BY592IGBXRDQ38urXeM4nfhhvqA50b/nAEXc6FzqgXqDkEIwR66/Gbp0t3+r yQzpKRyQif3OwE0ETVkGzwEIALyKDN/OGURaHBVzwjgYq+ZtifvekdrSNl8TIDH8g1xicBYp QTbPn6bbSZbdvfeQPNCcD4/EhXZuhQXMcoJsQQQnO4vwVULmPGgtGf8PVc7dxKOeta+qUh6+ SRh3vIcAUFHDT3f/Zdspz+e2E0hPV2hiSvICLk11qO6cyJE13zeNFoeY3ggrKY+IzbFomIZY 4yG6xI99NIPEVE9lNBXBKIlewIyVlkOaYvJWSV+p5gdJXOvScNN1epm5YHmf9aE2ZjnqZGoM Mtsyw18YoX9BqMFInxqYQQ3j/HpVgTSvmo5ea5qQDDUaCsaTf8UeDcwYOtgI8iL4oHcsGtUX oUk33HEAEQEAAcLAXwQYAQIACQUCTVkGzwIbDAAKCRAWmrexpM/4rrXiB/sGbkQ6itMrAIfn M7IbRuiSZS1unlySUVYu3SD6YBYnNi3G5EpbwfBNuT3H8//rVvtOFK4OD8cRYkxXRQmTvqa3 3eDIHu/zr1HMKErm+2SD6PO9umRef8V82o2oaCLvf4WeIssFjwB0b6a12opuRP7yo3E3gTCS KmbUuLv1CtxKQF+fUV1cVaTPMyT25Od+RC1K+iOR0F54oUJvJeq7fUzbn/KdlhA8XPGzwGRy 4zcsPWvwnXgfe5tk680fEKZVwOZKIEuJC3v+/yZpQzDvGYJvbyix0lHnrCzq43WefRHI5XTT QbM0WUIBIcGmq38+OgUsMYu4NzLu7uZFAcmp6h8g Organization: Linaro In-Reply-To: <20250625-panel-samsung-s6e8aa5x01-v3-1-9a1494fe6c50@disroot.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 25/06/2025 14:41, Kaustabh Chakraborty wrote: > Samsung S6E8AA5X01 is an AMOLED MIPI DSI panel controller. Document the > compatible and devicetree properties of this panel driver. Timings are > provided through the devicetree node as panels are available in > different sizes. Wait, why ? Why not multiple compatibles ? Neil > > Acked-by: Conor Dooley > Signed-off-by: Kaustabh Chakraborty > --- > .../bindings/display/panel/samsung,s6e8aa5x01.yaml | 78 ++++++++++++++++++++++ > 1 file changed, 78 insertions(+) > > diff --git a/Documentation/devicetree/bindings/display/panel/samsung,s6e8aa5x01.yaml b/Documentation/devicetree/bindings/display/panel/samsung,s6e8aa5x01.yaml > new file mode 100644 > index 0000000000000000000000000000000000000000..23dae6e961ae01c99de93bf4b4a067f2953f8edf > --- /dev/null > +++ b/Documentation/devicetree/bindings/display/panel/samsung,s6e8aa5x01.yaml > @@ -0,0 +1,78 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/display/panel/samsung,s6e8aa5x01.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Samsung S6E8AA5X01 display panel controller > + > +maintainers: > + - Kaustabh Chakraborty > + > +allOf: > + - $ref: panel-common.yaml# > + > +properties: > + compatible: > + const: samsung,s6e8aa5x01 > + > + reg: > + maxItems: 1 > + > + vdd-supply: > + description: core voltage supply > + > + vci-supply: > + description: voltage supply for analog circuits > + > + reset-gpios: true > + width-mm: true > + height-mm: true > + panel-timing: true > + > +required: > + - compatible > + - reg > + - width-mm > + - height-mm > + - panel-timing > + > +additionalProperties: false > + > +examples: > + - | > + #include > + > + dsi { > + #address-cells = <1>; > + #size-cells = <0>; > + > + panel@0 { > + compatible = "samsung,s6e8aa5x01"; > + reg = <0>; > + > + vdd-supply = <&panel_vdd_reg>; > + vci-supply = <&panel_vci_reg>; > + > + reset-gpios = <&gpd3 4 GPIO_ACTIVE_HIGH>; > + > + width-mm = <62>; > + height-mm = <128>; > + > + panel-timing { > + clock-frequency = <73094400>; > + > + hactive = <720>; > + hsync-len = <2>; > + hfront-porch = <62>; > + hback-porch = <26>; > + > + vactive = <1480>; > + vsync-len = <2>; > + vfront-porch = <12>; > + vback-porch = <10>; > + }; > + }; > + }; > + > +... >