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([2a01:e0a:3d9:2080:366e:5264:fffe:1c49]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-42b5ce849ddsm24329515f8f.14.2025.11.18.00.41.15 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 18 Nov 2025 00:41:15 -0800 (PST) Message-ID: <8c2069c4-54ef-4cb2-8277-a807d08b472c@linaro.org> Date: Tue, 18 Nov 2025 09:41:14 +0100 Precedence: bulk X-Mailing-List: linux-kernel@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 5/7 RESEND] gpu/drm: panel: simple-panel: add Samsung LTL106AL01 LVDS panel support To: Svyatoslav Ryhel , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Thierry Reding , Jonathan Hunter , Douglas Anderson , Sam Ravnborg Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-tegra@vger.kernel.org References: <20251110091440.5251-1-clamor95@gmail.com> <20251110091440.5251-6-clamor95@gmail.com> 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: <20251110091440.5251-6-clamor95@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 11/10/25 10:14, Svyatoslav Ryhel wrote: > Samsung LTL106AL01 is a 10.6" FWXGA (1366x768) simple LVDS panel found in > Microsoft Surface RT tablet. > > Signed-off-by: Svyatoslav Ryhel > --- > drivers/gpu/drm/panel/panel-simple.c | 34 ++++++++++++++++++++++++++++ > 1 file changed, 34 insertions(+) > > diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c > index 6369e5828189..bdb53824e3ed 100644 > --- a/drivers/gpu/drm/panel/panel-simple.c > +++ b/drivers/gpu/drm/panel/panel-simple.c > @@ -4223,6 +4223,37 @@ static const struct panel_desc samsung_ltl101al01 = { > .connector_type = DRM_MODE_CONNECTOR_LVDS, > }; > > +static const struct display_timing samsung_ltl106al01_timing = { > + .pixelclock = { 71980000, 71980000, 71980000 }, > + .hactive = { 1366, 1366, 1366 }, > + .hfront_porch = { 56, 56, 56 }, > + .hback_porch = { 106, 106, 106 }, > + .hsync_len = { 14, 14, 14 }, > + .vactive = { 768, 768, 768 }, > + .vfront_porch = { 3, 3, 3 }, > + .vback_porch = { 6, 6, 6 }, > + .vsync_len = { 1, 1, 1 }, > + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW, > +}; > + > +static const struct panel_desc samsung_ltl106al01 = { > + .timings = &samsung_ltl106al01_timing, > + .num_timings = 1, > + .bpc = 8, > + .size = { > + .width = 235, > + .height = 132, > + }, > + .delay = { > + .prepare = 5, > + .enable = 10, > + .disable = 10, > + .unprepare = 5, > + }, > + .bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG, > + .connector_type = DRM_MODE_CONNECTOR_LVDS, > +}; > + > static const struct drm_display_mode samsung_ltn101nt05_mode = { > .clock = 54030, > .hdisplay = 1024, > @@ -5390,6 +5421,9 @@ static const struct of_device_id platform_of_match[] = { > }, { > .compatible = "samsung,ltl101al01", > .data = &samsung_ltl101al01, > + }, { > + .compatible = "samsung,ltl106al01", > + .data = &samsung_ltl106al01, > }, { > .compatible = "samsung,ltn101nt05", > .data = &samsung_ltn101nt05, Reviewed-by: Neil Armstrong