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([2a01:e0a:106d:1080:9be5:334f:bd8a:8041]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4957f9ae5c3sm297543085e9.3.2026.07.27.00.54.04 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 27 Jul 2026 00:54:05 -0700 (PDT) Message-ID: <7b32e0ef-eac8-470d-8eb3-28c20c91f1e3@linaro.org> Date: Mon, 27 Jul 2026 09:54:03 +0200 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 2/2] drm/panel: simple: Add Ampire AM-800480N3TZQW-00H To: Paul Louvel , Jessica Zhang , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Thierry Reding , Sam Ravnborg Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Thomas Petazzoni References: <20260723-support-am-800480n3tzqw-00h-v1-0-6a4ae0575a19@bootlin.com> <20260723-support-am-800480n3tzqw-00h-v1-2-6a4ae0575a19@bootlin.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: <20260723-support-am-800480n3tzqw-00h-v1-2-6a4ae0575a19@bootlin.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 7/23/26 18:31, Paul Louvel wrote: > Add support for the Ampire AM-800480N3TZQW-00H 5" WVGA TFT LCD panel. > > Signed-off-by: Paul Louvel > --- > drivers/gpu/drm/panel/panel-simple.c | 33 +++++++++++++++++++++++++++++++++ > 1 file changed, 33 insertions(+) > > diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c > index c09bf3db5e78..fb60d8e7f47c 100644 > --- a/drivers/gpu/drm/panel/panel-simple.c > +++ b/drivers/gpu/drm/panel/panel-simple.c > @@ -912,6 +912,36 @@ static const struct panel_desc ampire_am_800480l1tmqw_t00h = { > .connector_type = DRM_MODE_CONNECTOR_DPI, > }; > > +static const struct display_timing ampire_am_800480n3tzqw_00h_timing = { > + .pixelclock = {23000000, 25000000, 27000000}, > + .hactive = { 800, 800, 800 }, > + .hfront_porch = { 4, 8, 48 }, > + .hback_porch = { 4, 8, 48 }, > + .hsync_len = { 2, 8, 8 }, > + .vactive = { 480, 480, 480 }, > + .vfront_porch = { 4, 8, 12 }, > + .vback_porch = { 4, 8, 12 }, > + .vsync_len = { 2, 4, 8 }, > + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | > + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE | > + DISPLAY_FLAGS_SYNC_POSEDGE, > +}; > + > +static const struct panel_desc ampire_am_800480n3tzqw_00h = { > + .timings = &ire_am_800480n3tzqw_00h_timing, > + .num_timings = 1, > + .bpc = 8, > + .size = { > + .width = 108, > + .height = 65, > + }, > + .bus_format = MEDIA_BUS_FMT_RGB888_1X24, > + .bus_flags = DRM_BUS_FLAG_DE_HIGH | > + DRM_BUS_FLAG_PIXDATA_SAMPLE_NEGEDGE | > + DRM_BUS_FLAG_SYNC_SAMPLE_NEGEDGE, > + .connector_type = DRM_MODE_CONNECTOR_DPI, > +}; > + > static const struct panel_desc ampire_am800480r3tmqwa1h = { > .modes = &ire_am800480r3tmqwa1h_mode, > .num_modes = 1, > @@ -5648,6 +5678,9 @@ static const struct of_device_id platform_of_match[] = { > }, { > .compatible = "ampire,am-800480l1tmqw-t00h", > .data = &ire_am_800480l1tmqw_t00h, > + }, { > + .compatible = "ampire,am-800480n3tzqw-00h", > + .data = &ire_am_800480n3tzqw_00h, > }, { > .compatible = "ampire,am800480r3tmqwa1h", > .data = &ire_am800480r3tmqwa1h, > Reviewed-by: Neil Armstrong Thanks, Neil