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([2a01:e0a:982:cbb0:4518:5e57:ff13:b4bb]) by smtp.gmail.com with ESMTPSA id v9-20020a05600c470900b004063cd8105csm21461190wmo.22.2023.12.05.00.13.02 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 05 Dec 2023 00:13:03 -0800 (PST) Message-ID: <51bd4c09-8e84-448b-b3ce-67b8343f4c33@linaro.org> Date: Tue, 5 Dec 2023 09:13:02 +0100 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@linaro.org Subject: Re: [PATCH 3/3] drm/panel: ilitek-ili9881c: Add Ampire AM8001280G LCD panel Content-Language: en-US, fr To: Philipp Zabel , Jessica Zhang , Sam Ravnborg , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Marco Felsch , kernel@pengutronix.de References: <20231123-drm-panel-ili9881c-am8001280g-v1-0-fdf4d624c211@pengutronix.de> <20231123-drm-panel-ili9881c-am8001280g-v1-3-fdf4d624c211@pengutronix.de> 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 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<20231123-drm-panel-ili9881c-am8001280g-v1-3-fdf4d624c211@pengutronix.de> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 23/11/2023 18:08, Philipp Zabel wrote: > Add support for Ampire AM8001280G LCD panels. > > Signed-off-by: Philipp Zabel > --- > drivers/gpu/drm/panel/panel-ilitek-ili9881c.c | 223 ++++++++++++++++++++++++++ > 1 file changed, 223 insertions(+) > > diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c > index 0c911ed9141b..2ffe5f68a890 100644 > --- a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c > +++ b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c > @@ -830,6 +830,203 @@ static const struct ili9881c_instr w552946ab_init[] = { > ILI9881C_SWITCH_PAGE_INSTR(0), > }; > > +static const struct ili9881c_instr am8001280g_init[] = { > + ILI9881C_SWITCH_PAGE_INSTR(3), > + ILI9881C_COMMAND_INSTR(0x01, 0x00), > + ILI9881C_COMMAND_INSTR(0x02, 0x00), > + ILI9881C_COMMAND_INSTR(0x03, 0x73), > + ILI9881C_COMMAND_INSTR(0x04, 0xD3), > + ILI9881C_COMMAND_INSTR(0x05, 0x00), > + ILI9881C_COMMAND_INSTR(0x06, 0x0A), > + ILI9881C_COMMAND_INSTR(0x07, 0x0E), > + ILI9881C_COMMAND_INSTR(0x08, 0x00), > + ILI9881C_COMMAND_INSTR(0x09, 0x01), > + ILI9881C_COMMAND_INSTR(0x0a, 0x01), > + ILI9881C_COMMAND_INSTR(0x0b, 0x01), > + ILI9881C_COMMAND_INSTR(0x0c, 0x01), > + ILI9881C_COMMAND_INSTR(0x0d, 0x01), > + ILI9881C_COMMAND_INSTR(0x0e, 0x01), > + ILI9881C_COMMAND_INSTR(0x0f, 0x01), > + ILI9881C_COMMAND_INSTR(0x10, 0x01), > + ILI9881C_COMMAND_INSTR(0x11, 0x00), > + ILI9881C_COMMAND_INSTR(0x12, 0x00), > + ILI9881C_COMMAND_INSTR(0x13, 0x00), > + ILI9881C_COMMAND_INSTR(0x14, 0x00), > + ILI9881C_COMMAND_INSTR(0x15, 0x00), > + ILI9881C_COMMAND_INSTR(0x16, 0x00), > + ILI9881C_COMMAND_INSTR(0x17, 0x00), > + ILI9881C_COMMAND_INSTR(0x18, 0x00), > + ILI9881C_COMMAND_INSTR(0x19, 0x00), > + ILI9881C_COMMAND_INSTR(0x1a, 0x00), > + ILI9881C_COMMAND_INSTR(0x1b, 0x00), > + ILI9881C_COMMAND_INSTR(0x1c, 0x00), > + ILI9881C_COMMAND_INSTR(0x1d, 0x00), > + ILI9881C_COMMAND_INSTR(0x1e, 0x40), > + ILI9881C_COMMAND_INSTR(0x1f, 0x80), > + ILI9881C_COMMAND_INSTR(0x20, 0x06), > + ILI9881C_COMMAND_INSTR(0x21, 0x01), > + ILI9881C_COMMAND_INSTR(0x22, 0x00), > + ILI9881C_COMMAND_INSTR(0x23, 0x00), > + ILI9881C_COMMAND_INSTR(0x24, 0x00), > + ILI9881C_COMMAND_INSTR(0x25, 0x00), > + ILI9881C_COMMAND_INSTR(0x26, 0x00), > + ILI9881C_COMMAND_INSTR(0x27, 0x00), > + ILI9881C_COMMAND_INSTR(0x28, 0x33), > + ILI9881C_COMMAND_INSTR(0x29, 0x03), > + ILI9881C_COMMAND_INSTR(0x2a, 0x00), > + ILI9881C_COMMAND_INSTR(0x2b, 0x00), > + ILI9881C_COMMAND_INSTR(0x2c, 0x00), > + ILI9881C_COMMAND_INSTR(0x2d, 0x00), > + ILI9881C_COMMAND_INSTR(0x2e, 0x00), > + ILI9881C_COMMAND_INSTR(0x2f, 0x00), > + ILI9881C_COMMAND_INSTR(0x30, 0x00), > + ILI9881C_COMMAND_INSTR(0x31, 0x00), > + ILI9881C_COMMAND_INSTR(0x32, 0x00), > + ILI9881C_COMMAND_INSTR(0x33, 0x00), > + ILI9881C_COMMAND_INSTR(0x34, 0x03), > + ILI9881C_COMMAND_INSTR(0x35, 0x00), > + ILI9881C_COMMAND_INSTR(0x36, 0x03), > + ILI9881C_COMMAND_INSTR(0x37, 0x00), > + ILI9881C_COMMAND_INSTR(0x38, 0x00), > + ILI9881C_COMMAND_INSTR(0x39, 0x00), > + ILI9881C_COMMAND_INSTR(0x3a, 0x40), > + ILI9881C_COMMAND_INSTR(0x3b, 0x40), > + ILI9881C_COMMAND_INSTR(0x3c, 0x00), > + ILI9881C_COMMAND_INSTR(0x3d, 0x00), > + ILI9881C_COMMAND_INSTR(0x3e, 0x00), > + ILI9881C_COMMAND_INSTR(0x3f, 0x00), > + ILI9881C_COMMAND_INSTR(0x40, 0x00), > + ILI9881C_COMMAND_INSTR(0x41, 0x00), > + ILI9881C_COMMAND_INSTR(0x42, 0x00), > + ILI9881C_COMMAND_INSTR(0x43, 0x00), > + ILI9881C_COMMAND_INSTR(0x44, 0x00), > + > + ILI9881C_COMMAND_INSTR(0x50, 0x01), > + ILI9881C_COMMAND_INSTR(0x51, 0x23), > + ILI9881C_COMMAND_INSTR(0x52, 0x45), > + ILI9881C_COMMAND_INSTR(0x53, 0x67), > + ILI9881C_COMMAND_INSTR(0x54, 0x89), > + ILI9881C_COMMAND_INSTR(0x55, 0xab), > + ILI9881C_COMMAND_INSTR(0x56, 0x01), > + ILI9881C_COMMAND_INSTR(0x57, 0x23), > + ILI9881C_COMMAND_INSTR(0x58, 0x45), > + ILI9881C_COMMAND_INSTR(0x59, 0x67), > + ILI9881C_COMMAND_INSTR(0x5a, 0x89), > + ILI9881C_COMMAND_INSTR(0x5b, 0xab), > + ILI9881C_COMMAND_INSTR(0x5c, 0xcd), > + ILI9881C_COMMAND_INSTR(0x5d, 0xef), > + > + ILI9881C_COMMAND_INSTR(0x5e, 0x11), > + ILI9881C_COMMAND_INSTR(0x5f, 0x02), > + ILI9881C_COMMAND_INSTR(0x60, 0x00), > + ILI9881C_COMMAND_INSTR(0x61, 0x01), > + ILI9881C_COMMAND_INSTR(0x62, 0x0D), > + ILI9881C_COMMAND_INSTR(0x63, 0x0C), > + ILI9881C_COMMAND_INSTR(0x64, 0x0F), > + ILI9881C_COMMAND_INSTR(0x65, 0x0E), > + ILI9881C_COMMAND_INSTR(0x66, 0x06), > + ILI9881C_COMMAND_INSTR(0x67, 0x07), > + ILI9881C_COMMAND_INSTR(0x68, 0x02), > + ILI9881C_COMMAND_INSTR(0x69, 0x02), > + ILI9881C_COMMAND_INSTR(0x6a, 0x08), > + ILI9881C_COMMAND_INSTR(0x6b, 0x02), > + ILI9881C_COMMAND_INSTR(0x6c, 0x02), > + ILI9881C_COMMAND_INSTR(0x6d, 0x02), > + ILI9881C_COMMAND_INSTR(0x6e, 0x02), > + ILI9881C_COMMAND_INSTR(0x6f, 0x02), > + ILI9881C_COMMAND_INSTR(0x70, 0x02), > + ILI9881C_COMMAND_INSTR(0x71, 0x02), > + ILI9881C_COMMAND_INSTR(0x72, 0x02), > + ILI9881C_COMMAND_INSTR(0x73, 0x02), > + ILI9881C_COMMAND_INSTR(0x74, 0x02), > + ILI9881C_COMMAND_INSTR(0x75, 0x02), > + ILI9881C_COMMAND_INSTR(0x76, 0x00), > + ILI9881C_COMMAND_INSTR(0x77, 0x01), > + ILI9881C_COMMAND_INSTR(0x78, 0x0D), > + ILI9881C_COMMAND_INSTR(0x79, 0x0C), > + ILI9881C_COMMAND_INSTR(0x7a, 0x0F), > + ILI9881C_COMMAND_INSTR(0x7b, 0x0E), > + ILI9881C_COMMAND_INSTR(0x7c, 0x06), > + ILI9881C_COMMAND_INSTR(0x7d, 0x07), > + ILI9881C_COMMAND_INSTR(0x7e, 0x02), > + ILI9881C_COMMAND_INSTR(0x7f, 0x02), > + ILI9881C_COMMAND_INSTR(0x80, 0x08), > + ILI9881C_COMMAND_INSTR(0x81, 0x02), > + ILI9881C_COMMAND_INSTR(0x82, 0x02), > + ILI9881C_COMMAND_INSTR(0x83, 0x02), > + ILI9881C_COMMAND_INSTR(0x84, 0x02), > + ILI9881C_COMMAND_INSTR(0x85, 0x02), > + ILI9881C_COMMAND_INSTR(0x86, 0x02), > + ILI9881C_COMMAND_INSTR(0x87, 0x02), > + ILI9881C_COMMAND_INSTR(0x88, 0x02), > + ILI9881C_COMMAND_INSTR(0x89, 0x02), > + ILI9881C_COMMAND_INSTR(0x8A, 0x02), > + > + ILI9881C_SWITCH_PAGE_INSTR(4), > + ILI9881C_COMMAND_INSTR(0x6c, 0x15), > + ILI9881C_COMMAND_INSTR(0x6e, 0x30), > + ILI9881C_COMMAND_INSTR(0x6f, 0x33), > + ILI9881C_COMMAND_INSTR(0x8d, 0x15), > + ILI9881C_COMMAND_INSTR(0x3a, 0xa4), > + ILI9881C_COMMAND_INSTR(0x87, 0xba), > + ILI9881C_COMMAND_INSTR(0x26, 0x76), > + ILI9881C_COMMAND_INSTR(0xb2, 0xd1), > + > + ILI9881C_SWITCH_PAGE_INSTR(1), > + ILI9881C_COMMAND_INSTR(0x22, 0x0A), > + ILI9881C_COMMAND_INSTR(0x31, 0x0B), > + ILI9881C_COMMAND_INSTR(0x50, 0xa5), > + ILI9881C_COMMAND_INSTR(0x51, 0xa0), > + ILI9881C_COMMAND_INSTR(0x53, 0x70), > + ILI9881C_COMMAND_INSTR(0x55, 0x7A), > + ILI9881C_COMMAND_INSTR(0x60, 0x14), > + > + ILI9881C_COMMAND_INSTR(0xA0, 0x00), > + ILI9881C_COMMAND_INSTR(0xA1, 0x53), > + ILI9881C_COMMAND_INSTR(0xA2, 0x50), > + ILI9881C_COMMAND_INSTR(0xA3, 0x20), > + ILI9881C_COMMAND_INSTR(0xA4, 0x27), > + ILI9881C_COMMAND_INSTR(0xA5, 0x33), > + ILI9881C_COMMAND_INSTR(0xA6, 0x25), > + ILI9881C_COMMAND_INSTR(0xA7, 0x25), > + ILI9881C_COMMAND_INSTR(0xA8, 0xD4), > + ILI9881C_COMMAND_INSTR(0xA9, 0x1A), > + ILI9881C_COMMAND_INSTR(0xAA, 0x2B), > + ILI9881C_COMMAND_INSTR(0xAB, 0xB5), > + ILI9881C_COMMAND_INSTR(0xAC, 0x19), > + ILI9881C_COMMAND_INSTR(0xAD, 0x18), > + ILI9881C_COMMAND_INSTR(0xAE, 0x53), > + ILI9881C_COMMAND_INSTR(0xAF, 0x1A), > + ILI9881C_COMMAND_INSTR(0xB0, 0x25), > + ILI9881C_COMMAND_INSTR(0xB1, 0x62), > + ILI9881C_COMMAND_INSTR(0xB2, 0x6A), > + ILI9881C_COMMAND_INSTR(0xB3, 0x31), > + > + ILI9881C_COMMAND_INSTR(0xC0, 0x00), > + ILI9881C_COMMAND_INSTR(0xC1, 0x53), > + ILI9881C_COMMAND_INSTR(0xC2, 0x50), > + ILI9881C_COMMAND_INSTR(0xC3, 0x20), > + ILI9881C_COMMAND_INSTR(0xC4, 0x27), > + ILI9881C_COMMAND_INSTR(0xC5, 0x33), > + ILI9881C_COMMAND_INSTR(0xC6, 0x25), > + ILI9881C_COMMAND_INSTR(0xC7, 0x25), > + ILI9881C_COMMAND_INSTR(0xC8, 0xD4), > + ILI9881C_COMMAND_INSTR(0xC9, 0x1A), > + ILI9881C_COMMAND_INSTR(0xCA, 0x2B), > + ILI9881C_COMMAND_INSTR(0xCB, 0xB5), > + ILI9881C_COMMAND_INSTR(0xCC, 0x19), > + ILI9881C_COMMAND_INSTR(0xCD, 0x18), > + ILI9881C_COMMAND_INSTR(0xCE, 0x53), > + ILI9881C_COMMAND_INSTR(0xCF, 0x1A), > + ILI9881C_COMMAND_INSTR(0xD0, 0x25), > + ILI9881C_COMMAND_INSTR(0xD1, 0x62), > + ILI9881C_COMMAND_INSTR(0xD2, 0x6A), > + ILI9881C_COMMAND_INSTR(0xD3, 0x31), > + ILI9881C_SWITCH_PAGE_INSTR(0), > + ILI9881C_COMMAND_INSTR(MIPI_DCS_WRITE_CONTROL_DISPLAY, 0x2c), > + ILI9881C_COMMAND_INSTR(MIPI_DCS_WRITE_POWER_SAVE, 0x00), > +}; > + > static inline struct ili9881c *panel_to_ili9881c(struct drm_panel *panel) > { > return container_of(panel, struct ili9881c, panel); > @@ -1014,6 +1211,23 @@ static const struct drm_display_mode w552946aba_default_mode = { > .height_mm = 121, > }; > > +static const struct drm_display_mode am8001280g_default_mode = { > + .clock = 67911, > + > + .hdisplay = 800, > + .hsync_start = 800 + 20, > + .hsync_end = 800 + 20 + 32, > + .htotal = 800 + 20 + 32 + 20, > + > + .vdisplay = 1280, > + .vsync_start = 1280 + 6, > + .vsync_end = 1280 + 6 + 8, > + .vtotal = 1280 + 6 + 8 + 4, > + > + .width_mm = 94, > + .height_mm = 151, > +}; > + > static int ili9881c_get_modes(struct drm_panel *panel, > struct drm_connector *connector) > { > @@ -1147,11 +1361,20 @@ static const struct ili9881c_desc w552946aba_desc = { > MIPI_DSI_MODE_LPM | MIPI_DSI_MODE_NO_EOT_PACKET, > }; > > +static const struct ili9881c_desc am8001280g_desc = { > + .init = am8001280g_init, > + .init_length = ARRAY_SIZE(am8001280g_init), > + .mode = &am8001280g_default_mode, > + .mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE | > + MIPI_DSI_CLOCK_NON_CONTINUOUS | MIPI_DSI_MODE_LPM, > +}; > + > static const struct of_device_id ili9881c_of_match[] = { > { .compatible = "bananapi,lhr050h41", .data = &lhr050h41_desc }, > { .compatible = "feixin,k101-im2byl02", .data = &k101_im2byl02_desc }, > { .compatible = "tdo,tl050hdv35", .data = &tl050hdv35_desc }, > { .compatible = "wanchanglong,w552946aba", .data = &w552946aba_desc }, > + { .compatible = "ampire,am8001280g", .data = &am8001280g_desc }, > { } > }; > MODULE_DEVICE_TABLE(of, ili9881c_of_match); > Reviewed-by: Neil Armstrong