From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id F1111C54E58 for ; Mon, 25 Mar 2024 13:50:16 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 7775110E137; Mon, 25 Mar 2024 13:50:13 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="fXsraQ2O"; dkim-atps=neutral Received: from mail-ot1-f52.google.com (mail-ot1-f52.google.com [209.85.210.52]) by gabe.freedesktop.org (Postfix) with ESMTPS id 4686610E137 for ; Mon, 25 Mar 2024 13:50:10 +0000 (UTC) Received: by mail-ot1-f52.google.com with SMTP id 46e09a7af769-6e6e0867be8so136456a34.2 for ; Mon, 25 Mar 2024 06:50:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1711374609; x=1711979409; darn=lists.freedesktop.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=NZ8I/B+6mEM+116M4DIyR6SirHqDJuaLw9lcy//WX3A=; b=fXsraQ2OHUsd3dP1Q3XeLpHLYXi016rhguMwIz/IQOaMHEBLYe1VvT7fuzFRZxZAF5 O/C/Rjh68o7N0ZIy8b8ksbeeOZ/5teLNW7TgLf8YiV5a3M/Fy0RwUYDkT9quS4vKgcgU TiZx8qSXJk3SVtni8tVRof6nIaq7mzdeanA/syVZd+G5VVa3FgHnMd9vKmXWFZVQB2hU 2ikOwUC/YF1pROw+lIzdVhPSLdK7Td3OGGH2fP7AvdHEhbBM16lOmesK4hJjrmx+yS3E nqgq09Kd3fcqb8AbUM6a6gVtksk0hf2P+6Nv9gI7xBGq4sHbBXBvXuBCIlZy52UAmeNC aFJw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1711374609; x=1711979409; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=NZ8I/B+6mEM+116M4DIyR6SirHqDJuaLw9lcy//WX3A=; b=kx1M9Gg10u8WbUW9ri5FOiD4YkDta5dkYPxR+KLZh26jOAZ+ERylAWo+brTDEFF7N9 UP6j/MpVqpg9DrzDVdDoew3/JUs1NkPRaPzk6fHSKrVPlKxhoxaD/xSwYqNGPmJrU80g Tj13Mzl1jHaHAcy3xRaoOP2cMIb6QtCUSkFPyJIV1R5tLcL8d8rU70sm/Eh2MGWVeu6a pDdM69rr+LexyH3CMmQfntTrgnZplfN6Mii8I+6SUQNHbuD2tJ2qgzWxJ9PSqGMPYvSf JhH8hcPhFQSgtJyAkgoFdbRhgwRElXxHfMhnAEv8Q/DQ4w5dEIuwYA1hfWokRbhI22cE YepA== X-Gm-Message-State: AOJu0YzgkmHz6m8Y40HuwsnbNx5qKXVG5Cx7bZ8e6GmPKTCzLu6hdHxg e709TxvWTT1w4Y6up14ClRWVr7FOSFFQx7Cs1XrWhlYRGUJRItL5 X-Google-Smtp-Source: AGHT+IFw0aRgzuj/ozXB1DR5+V3PMgi7I/Nei+XmYatRDtf2qOj6MyvsNUYaAak5CZgDTgQCqoq5Bw== X-Received: by 2002:a9d:4e97:0:b0:6e4:e483:863f with SMTP id v23-20020a9d4e97000000b006e4e483863fmr7712698otk.23.1711374609412; Mon, 25 Mar 2024 06:50:09 -0700 (PDT) Received: from localhost.localdomain ([75.28.21.198]) by smtp.gmail.com with ESMTPSA id z8-20020a05683010c800b006e673e2d2a3sm1118250oto.77.2024.03.25.06.50.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 25 Mar 2024 06:50:09 -0700 (PDT) From: Chris Morgan To: linux-rockchip@lists.infradead.org Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, daniel@ffwll.ch, airlied@gmail.com, sam@ravnborg.org, quic_jesszhan@quicinc.com, neil.armstrong@linaro.org, megi@xff.cz, kernel@puri.sm, agx@sigxcpu.org, heiko@sntech.de, conor+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, robh@kernel.org, Chris Morgan Subject: [PATCH 3/5] drm/panel: st7703: Add GameForce Chi Panel Support Date: Mon, 25 Mar 2024 08:49:57 -0500 Message-Id: <20240325134959.11807-4-macroalpha82@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240325134959.11807-1-macroalpha82@gmail.com> References: <20240325134959.11807-1-macroalpha82@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Chris Morgan The GameForce Chi is a handheld device with a 3.5" 640x480 ST7703 based display panel. Signed-off-by: Chris Morgan --- drivers/gpu/drm/panel/panel-sitronix-st7703.c | 87 +++++++++++++++++++ 1 file changed, 87 insertions(+) diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7703.c b/drivers/gpu/drm/panel/panel-sitronix-st7703.c index a3e142f156d5..7d8302cca091 100644 --- a/drivers/gpu/drm/panel/panel-sitronix-st7703.c +++ b/drivers/gpu/drm/panel/panel-sitronix-st7703.c @@ -612,6 +612,92 @@ static const struct st7703_panel_desc rgb10max3_panel_desc = { .init_sequence = rgb10max3_panel_init_sequence, }; +static int gameforcechi_init_sequence(struct st7703 *ctx) +{ + struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); + + /* + * Init sequence was supplied by the panel vendor. Panel will not + * respond to commands until it is brought out of sleep mode first. + */ + + mipi_dsi_dcs_exit_sleep_mode(dsi); + msleep(250); + + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETEXTC, 0xf1, 0x12, 0x83); + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETMIPI, 0x31, 0x81, 0x05, 0xf9, + 0x0e, 0x0e, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x44, 0x25, 0x00, 0x91, 0x0a, 0x00, + 0x00, 0x02, 0x4f, 0xd1, 0x00, 0x00, 0x37); + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETPOWER_EXT, 0x25); + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_UNKNOWN_BF, 0x02, 0x11, 0x00); + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETRGBIF, 0x0c, 0x10, 0x0a, + 0x50, 0x03, 0xff, 0x00, 0x00, 0x00, 0x00); + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETSCR, 0x73, 0x73, 0x50, 0x50, + 0x00, 0x00, 0x08, 0x70, 0x00); + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETVDC, 0x46); + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETPANEL, 0x0b); + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETCYC, 0x80); + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETDISP, 0x00, 0x13, 0xf0); + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETEQ, 0x07, 0x07, 0x0b, 0x0b, + 0x03, 0x0b, 0x00, 0x00, 0x00, 0x00, 0xff, 0x00, + 0xc0, 0x10); + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETPOWER, 0x53, 0x00, 0x1e, + 0x1e, 0x77, 0xe1, 0xcc, 0xdd, 0x67, 0x77, 0x33, + 0x33); + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETBGP, 0x10, 0x10); + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETVCOM, 0x6c, 0x7c); + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETGIP1, 0x08, 0x00, 0x0e, 0x00, + 0x00, 0xb0, 0xb1, 0x11, 0x31, 0x23, 0x28, 0x10, + 0xb0, 0xb1, 0x27, 0x08, 0x00, 0x04, 0x02, 0x00, + 0x00, 0x00, 0x00, 0x04, 0x02, 0x00, 0x00, 0x00, + 0x88, 0x88, 0xba, 0x60, 0x24, 0x08, 0x88, 0x88, + 0x88, 0x88, 0x88, 0x88, 0x88, 0xba, 0x71, 0x35, + 0x18, 0x88, 0x88, 0x88, 0x88, 0x88, 0x00, 0x00, + 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00); + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETGIP2, 0x97, 0x0a, 0x82, 0x02, + 0x13, 0x07, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x80, 0x88, 0xba, 0x17, 0x53, 0x88, 0x88, 0x88, + 0x88, 0x88, 0x88, 0x81, 0x88, 0xba, 0x06, 0x42, + 0x88, 0x88, 0x88, 0x88, 0x88, 0x88, 0x23, 0x10, + 0x00, 0x02, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00); + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETGAMMA, 0x00, 0x07, 0x0b, + 0x27, 0x2d, 0x3f, 0x3b, 0x37, 0x05, 0x0a, 0x0b, + 0x0f, 0x11, 0x0f, 0x12, 0x12, 0x18, 0x00, 0x07, + 0x0b, 0x27, 0x2d, 0x3f, 0x3b, 0x37, 0x05, 0xa0, + 0x0b, 0x0f, 0x11, 0x0f, 0x12, 0x12, 0x18); + + return 0; +} + +static const struct drm_display_mode gameforcechi_mode = { + .hdisplay = 640, + .hsync_start = 640 + 40, + .hsync_end = 640 + 40 + 2, + .htotal = 640 + 40 + 2 + 80, + .vdisplay = 480, + .vsync_start = 480 + 17, + .vsync_end = 480 + 17 + 5, + .vtotal = 480 + 17 + 5 + 13, + .clock = 23546, + .flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC, + .width_mm = 71, + .height_mm = 53, +}; + +static const struct st7703_panel_desc gameforcechi_desc = { + .mode = &gameforcechi_mode, + .lanes = 2, + .mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST | + MIPI_DSI_MODE_NO_EOT_PACKET | MIPI_DSI_MODE_LPM, + .format = MIPI_DSI_FMT_RGB888, + .init_sequence = gameforcechi_init_sequence, +}; + static int st7703_enable(struct drm_panel *panel) { struct st7703 *ctx = panel_to_st7703(panel); @@ -887,6 +973,7 @@ static void st7703_remove(struct mipi_dsi_device *dsi) static const struct of_device_id st7703_of_match[] = { { .compatible = "anbernic,rg353v-panel-v2", .data = &rg353v2_desc }, + { .compatible = "gameforce,chi-panel", .data = &gameforcechi_desc }, { .compatible = "powkiddy,rgb10max3-panel", .data = &rgb10max3_panel_desc }, { .compatible = "powkiddy,rgb30-panel", .data = &rgb30panel_desc }, { .compatible = "rocktech,jh057n00900", .data = &jh057n00900_panel_desc }, -- 2.34.1