From patchwork Mon Mar 16 13:35:00 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Icenowy Zheng X-Patchwork-Id: 11440381 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 11A10913 for ; Mon, 16 Mar 2020 13:37:33 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D823220658 for ; Mon, 16 Mar 2020 13:37:32 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="tONvF8xL"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=aosc.io header.i=@aosc.io header.b="OUlaYo/F" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D823220658 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=aosc.io Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=jopI4a0lnvKcPoWIQDtsU3+Ud4Almv/gYxD7C8b74AM=; b=tONvF8xLa0JOdp lOlDz1mTuocTtleB1tz2mVLFhSSnvPuEVHfe/+tTd0RxGBi7RgesJwyproaLem7CQJC9XdeBHMAZi GNHPDPwS11F/9Q5j0RGa9hqzmBn4auXeKB00LRPKKoNjIlbcXQzzU8tkGtvEHi7rHOS+k1TFWgSaM UlnBfqD6z8rSAHHbAEPb9+dE9/gMuw6M8wi+4UwFZY8i8yxkjP00OfL3P1GUjX5Z8m3OTawi2jupS yVUtKm/2fMPvyfC2x1YWUbTWiJoY1bznqv51lHwfOL60HJobKpisG/QRBWTmCdk3khQTjVBhrf7vG syf/hIWeb2vFaaPjGf+g==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jDpvt-0007Bn-Dl; Mon, 16 Mar 2020 13:37:29 +0000 Received: from dodo.xh.is ([2001:19f0:8001:184d:5400:2ff:fe7b:e8bd]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jDpvq-0007Ax-Dr for linux-arm-kernel@lists.infradead.org; Mon, 16 Mar 2020 13:37:28 +0000 X-Spam: yes X-Spam-Score: 6.6 / 99999 X-Spam-Symbols: FROM_HAS_DN, RCPT_COUNT_TWELVE, FREEMAIL_TO, FROM_EQ_ENVFROM, SUSPICIOUS_RECIPS, ARC_NA, RCVD_VIA_SMTP_AUTH, TAGGED_RCPT, RCVD_COUNT_TWO, BROKEN_CONTENT_TYPE, TO_MATCH_ENVRCPT_SOME, MIME_TRACE, ASN, TO_DN_SOME, FREEMAIL_ENVRCPT, RCVD_NO_TLS_LAST, R_MISSING_CHARSET, MID_CONTAINS_FROM Received: by dodo.xh.is (OpenSMTPD) with ESMTPSA id 040dde7f (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256:NO); Mon, 16 Mar 2020 06:37:23 -0700 (PDT) Received: from localhost (localhost [127.0.0.1]) (Authenticated sender: icenowy@aosc.io) by hermes.aosc.io (Postfix) with ESMTPSA id 4124F4C196; Mon, 16 Mar 2020 13:37:10 +0000 (UTC) From: Icenowy Zheng To: Thierry Reding , Sam Ravnborg , Rob Herring , Maxime Ripard , Chen-Yu Tsai , Ondrej Jirman Subject: [PATCH v2 2/5] dt-bindings: panel: add binding for Xingbangda XBD599 panel Date: Mon, 16 Mar 2020 21:35:00 +0800 Message-Id: <20200316133503.144650-3-icenowy@aosc.io> In-Reply-To: <20200316133503.144650-1-icenowy@aosc.io> References: <20200316133503.144650-1-icenowy@aosc.io> MIME-Version: 1.0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=aosc.io; s=dkim; t=1584365841; h=from:subject:date:message-id:to:cc:mime-version:content-transfer-encoding:in-reply-to:references; bh=k5dZsJ/q6rrXyDSO2nmOTWqvPhDI4C+8rut25MFD+Sk=; b=OUlaYo/FyQ18QC+9N7l4EKPc9OYtnaEJ6rHTTmw5vWDG6bE4z3Dc0JryPNmmzGXHubXOqg vnAixztTiQggjBI+b2WQ1uKGq0JCKJczHDkbgeZsFMqH3T47xzNMNhu6qv5Xdi+haGzyNU I+cG4IhCqhUW5fahJroACP3Tm5imnHs= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200316_063726_515303_1C969948 X-CRM114-Status: GOOD ( 12.18 ) X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.3 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2001:19f0:8001:184d:5400:2ff:fe7b:e8bd listed in] [list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-sunxi@googlegroups.com, linux-arm-kernel@lists.infradead.org, Icenowy Zheng Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Xingbangda XBD599 is a 5.99" 720x1440 MIPI-DSI LCD panel. Add its device tree binding. Signed-off-by: Icenowy Zheng --- Changes in v2: - Example fix. - Format fix. .../display/panel/xingbangda,xbd599.yaml | 50 +++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/panel/xingbangda,xbd599.yaml diff --git a/Documentation/devicetree/bindings/display/panel/xingbangda,xbd599.yaml b/Documentation/devicetree/bindings/display/panel/xingbangda,xbd599.yaml new file mode 100644 index 000000000000..b27bcf11198f --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/xingbangda,xbd599.yaml @@ -0,0 +1,50 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/panel/xingbangda,xbd599.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Xingbangda XBD599 5.99in MIPI-DSI LCD panel + +maintainers: + - Icenowy Zheng + +allOf: + - $ref: panel-common.yaml# + +properties: + compatible: + const: xingbangda,xbd599 + reg: true + backlight: true + reset-gpios: true + vcc-supply: + description: regulator that supplies the VCC voltage + iovcc-supply: + description: regulator that supplies the IOVCC voltage + +required: + - compatible + - reg + - backlight + - vcc-supply + - iovcc-supply + +additionalProperties: false + +examples: + - | + dsi { + #address-cells = <1>; + #size-cells = <0>; + + panel@0 { + compatible = "xingbangda,xbd599"; + reg = <0>; + backlight = <&backlight>; + iovcc-supply = <®_dldo2>; + vcc-supply = <®_ldo_io0>; + }; + }; + +... From patchwork Mon Mar 16 13:35:01 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Icenowy Zheng X-Patchwork-Id: 11440383 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 04CA013B1 for ; Mon, 16 Mar 2020 13:37:50 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D4F1120658 for ; Mon, 16 Mar 2020 13:37:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="Jauls22L"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=aosc.io header.i=@aosc.io header.b="OnKcz19D" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D4F1120658 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=aosc.io Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=TxGU4PiXBW274B0/qrcSGwYW6OdGxEdBGH504PoyIqM=; b=Jauls22LYE5NsX fIslO/JUfhiN/XQQPdC2Q86jHiYF+bbm4r85Xyq09Ea+0sSxxchTeTfcHA7HMyk4GRem3FQJXH2yK Rzs6OLQ/fL1rBVeMyXfJbyfR5Pq5ODc+lAI83DF0iPoCSFpcv40jQxkZnIkcrVvsbpilK1ord7fQ0 1hf6hPDvswsxcgSbirrbJMfnYSIEzsUT5rrFvv9ws9J8ukRYOqsS9lXTdrXk03uLskptzBYp5sYVw Jb34Fq+gtFhgoUE8jONVa6Puexcl2grtch82d6/Lwcy3v7KtztAQyeFw88UVUF+rNx/Q67yiLMNiF OPLOwCemY5TZ4eYEkWgA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jDpwA-0007PW-5b; Mon, 16 Mar 2020 13:37:46 +0000 Received: from dodo.xh.is ([2001:19f0:8001:184d:5400:2ff:fe7b:e8bd]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jDpw4-0007Ng-T4 for linux-arm-kernel@lists.infradead.org; Mon, 16 Mar 2020 13:37:42 +0000 X-Spam: yes X-Spam-Score: 6.6 / 99999 X-Spam-Symbols: MID_CONTAINS_FROM, FREEMAIL_TO, RCVD_COUNT_TWO, FROM_EQ_ENVFROM, ASN, SUSPICIOUS_RECIPS, RCVD_VIA_SMTP_AUTH, TO_DN_SOME, FREEMAIL_ENVRCPT, TAGGED_RCPT, RCVD_NO_TLS_LAST, ARC_NA, R_MISSING_CHARSET, BROKEN_CONTENT_TYPE, RCPT_COUNT_TWELVE, FROM_HAS_DN, TO_MATCH_ENVRCPT_SOME, MIME_TRACE Received: by dodo.xh.is (OpenSMTPD) with ESMTPSA id 2c12d690 (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256:NO); Mon, 16 Mar 2020 06:37:40 -0700 (PDT) Received: from localhost (localhost [127.0.0.1]) (Authenticated sender: icenowy@aosc.io) by hermes.aosc.io (Postfix) with ESMTPSA id E8D484C196; Mon, 16 Mar 2020 13:37:25 +0000 (UTC) From: Icenowy Zheng To: Thierry Reding , Sam Ravnborg , Rob Herring , Maxime Ripard , Chen-Yu Tsai , Ondrej Jirman Subject: [PATCH v2 3/5] drm: panel: add Xingbangda XBD599 panel Date: Mon, 16 Mar 2020 21:35:01 +0800 Message-Id: <20200316133503.144650-4-icenowy@aosc.io> In-Reply-To: <20200316133503.144650-1-icenowy@aosc.io> References: <20200316133503.144650-1-icenowy@aosc.io> MIME-Version: 1.0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=aosc.io; s=dkim; t=1584365858; h=from:subject:date:message-id:to:cc:mime-version:content-transfer-encoding:in-reply-to:references; bh=r0lAtSWiBn8DOOqWzP8ERo3YcHe6/FA1xbvH5pEdRgw=; b=OnKcz19DT6MgLt+rgH0qVaATJ7fQDnAVAXaZvZQM3agXAI3XDxnHoi+2DeVncogjT1bp0P ljZ0XWs8BoeGtQ0sIdrAMvsBTCbnxBJHQqa3OWxS5inT7+90pxlCDVLERhwqIefwzeZDVJ liP/v36WTzYINROF0nSPe1azOWltJ/g= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200316_063740_985291_78D98883 X-CRM114-Status: GOOD ( 20.73 ) X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.3 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2001:19f0:8001:184d:5400:2ff:fe7b:e8bd listed in] [list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-sunxi@googlegroups.com, linux-arm-kernel@lists.infradead.org, Icenowy Zheng Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Xingbangda XBD599 is a 5.99" 720x1440 MIPI-DSI IPS LCD panel made by Xingbangda, which is used on PinePhone final assembled phones. Add support for it. Signed-off-by: Icenowy Zheng --- Changes in v2: - Raised copyright info to 2020. - Sort panel operation functions. - Sort inclusion. drivers/gpu/drm/panel/Kconfig | 9 + drivers/gpu/drm/panel/Makefile | 1 + .../gpu/drm/panel/panel-xingbangda-xbd599.c | 366 ++++++++++++++++++ 3 files changed, 376 insertions(+) create mode 100644 drivers/gpu/drm/panel/panel-xingbangda-xbd599.c diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig index a1723c1b5fbf..cf0c59015a44 100644 --- a/drivers/gpu/drm/panel/Kconfig +++ b/drivers/gpu/drm/panel/Kconfig @@ -433,6 +433,15 @@ config DRM_PANEL_TRULY_NT35597_WQXGA Say Y here if you want to enable support for Truly NT35597 WQXGA Dual DSI Video Mode panel +config DRM_PANEL_XINGBANGDA_XBD599 + tristate "Xingbangda XBD599 panel" + depends on OF + depends on DRM_MIPI_DSI + depends on BACKLIGHT_CLASS_DEVICE + help + Say Y here if you want to enable support for the Xingbangda XBD599 + MIPI DSI Video Mode panel. + config DRM_PANEL_XINPENG_XPP055C272 tristate "Xinpeng XPP055C272 panel driver" depends on OF diff --git a/drivers/gpu/drm/panel/Makefile b/drivers/gpu/drm/panel/Makefile index 96a883cd6630..c84ed5215984 100644 --- a/drivers/gpu/drm/panel/Makefile +++ b/drivers/gpu/drm/panel/Makefile @@ -46,4 +46,5 @@ obj-$(CONFIG_DRM_PANEL_TPO_TD028TTEC1) += panel-tpo-td028ttec1.o obj-$(CONFIG_DRM_PANEL_TPO_TD043MTEA1) += panel-tpo-td043mtea1.o obj-$(CONFIG_DRM_PANEL_TPO_TPG110) += panel-tpo-tpg110.o obj-$(CONFIG_DRM_PANEL_TRULY_NT35597_WQXGA) += panel-truly-nt35597.o +obj-$(CONFIG_DRM_PANEL_XINGBANGDA_XBD599) += panel-xingbangda-xbd599.o obj-$(CONFIG_DRM_PANEL_XINPENG_XPP055C272) += panel-xinpeng-xpp055c272.o diff --git a/drivers/gpu/drm/panel/panel-xingbangda-xbd599.c b/drivers/gpu/drm/panel/panel-xingbangda-xbd599.c new file mode 100644 index 000000000000..8d56b6579111 --- /dev/null +++ b/drivers/gpu/drm/panel/panel-xingbangda-xbd599.c @@ -0,0 +1,366 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Xingbangda XBD599 MIPI-DSI panel driver + * + * Copyright (C) 2019-2020 Icenowy Zheng + * + * Based on panel-rocktech-jh057n00900.c, which is: + * Copyright (C) Purism SPC 2019 + */ + +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include + +/* Manufacturer specific Commands send via DSI */ +#define ST7703_CMD_ALL_PIXEL_OFF 0x22 +#define ST7703_CMD_ALL_PIXEL_ON 0x23 +#define ST7703_CMD_SETDISP 0xB2 +#define ST7703_CMD_SETRGBIF 0xB3 +#define ST7703_CMD_SETCYC 0xB4 +#define ST7703_CMD_SETBGP 0xB5 +#define ST7703_CMD_SETVCOM 0xB6 +#define ST7703_CMD_SETOTP 0xB7 +#define ST7703_CMD_SETPOWER_EXT 0xB8 +#define ST7703_CMD_SETEXTC 0xB9 +#define ST7703_CMD_SETMIPI 0xBA +#define ST7703_CMD_SETVDC 0xBC +#define ST7703_CMD_SETSCR 0xC0 +#define ST7703_CMD_SETPOWER 0xC1 +#define ST7703_CMD_UNK_C6 0xC6 +#define ST7703_CMD_SETPANEL 0xCC +#define ST7703_CMD_SETGAMMA 0xE0 +#define ST7703_CMD_SETEQ 0xE3 +#define ST7703_CMD_SETGIP1 0xE9 +#define ST7703_CMD_SETGIP2 0xEA + +static const char * const regulator_names[] = { + "iovcc", + "vcc", +}; + +struct xbd599 { + struct device *dev; + struct drm_panel panel; + struct gpio_desc *reset_gpio; + struct regulator_bulk_data supplies[ARRAY_SIZE(regulator_names)]; + bool prepared; +}; + +static inline struct xbd599 *panel_to_xbd599(struct drm_panel *panel) +{ + return container_of(panel, struct xbd599, panel); +} + +#define dsi_dcs_write_seq(dsi, cmd, seq...) do { \ + static const u8 d[] = { seq }; \ + int ret; \ + ret = mipi_dsi_dcs_write(dsi, cmd, d, ARRAY_SIZE(d)); \ + if (ret < 0) \ + return ret; \ + } while (0) + +static int xbd599_init_sequence(struct xbd599 *ctx) +{ + struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); + struct device *dev = ctx->dev; + int ret; + + /* + * Init sequence was supplied by the panel vendor. + */ + dsi_dcs_write_seq(dsi, ST7703_CMD_SETEXTC, + 0xF1, 0x12, 0x83); + dsi_dcs_write_seq(dsi, ST7703_CMD_SETMIPI, + 0x33, 0x81, 0x05, 0xF9, 0x0E, 0x0E, 0x20, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x44, 0x25, + 0x00, 0x91, 0x0a, 0x00, 0x00, 0x02, 0x4F, 0x11, + 0x00, 0x00, 0x37); + dsi_dcs_write_seq(dsi, ST7703_CMD_SETPOWER_EXT, + 0x25, 0x22, 0x20, 0x03); + dsi_dcs_write_seq(dsi, ST7703_CMD_SETRGBIF, + 0x10, 0x10, 0x05, 0x05, 0x03, 0xFF, 0x00, 0x00, + 0x00, 0x00); + dsi_dcs_write_seq(dsi, ST7703_CMD_SETSCR, + 0x73, 0x73, 0x50, 0x50, 0x00, 0xC0, 0x08, 0x70, + 0x00); + dsi_dcs_write_seq(dsi, ST7703_CMD_SETVDC, 0x4E); + dsi_dcs_write_seq(dsi, ST7703_CMD_SETPANEL, 0x0B); + dsi_dcs_write_seq(dsi, ST7703_CMD_SETCYC, 0x80); + dsi_dcs_write_seq(dsi, ST7703_CMD_SETDISP, 0xF0, 0x12, 0xF0); + dsi_dcs_write_seq(dsi, ST7703_CMD_SETEQ, + 0x00, 0x00, 0x0B, 0x0B, 0x10, 0x10, 0x00, 0x00, + 0x00, 0x00, 0xFF, 0x00, 0xC0, 0x10); + dsi_dcs_write_seq(dsi, 0xC6, 0x01, 0x00, 0xFF, 0xFF, 0x00); + dsi_dcs_write_seq(dsi, ST7703_CMD_SETPOWER, + 0x74, 0x00, 0x32, 0x32, 0x77, 0xF1, 0xFF, 0xFF, + 0xCC, 0xCC, 0x77, 0x77); + dsi_dcs_write_seq(dsi, ST7703_CMD_SETBGP, 0x07, 0x07); + dsi_dcs_write_seq(dsi, ST7703_CMD_SETVCOM, 0x2C, 0x2C); + dsi_dcs_write_seq(dsi, 0xBF, 0x02, 0x11, 0x00); + + dsi_dcs_write_seq(dsi, ST7703_CMD_SETGIP1, + 0x82, 0x10, 0x06, 0x05, 0xA2, 0x0A, 0xA5, 0x12, + 0x31, 0x23, 0x37, 0x83, 0x04, 0xBC, 0x27, 0x38, + 0x0C, 0x00, 0x03, 0x00, 0x00, 0x00, 0x0C, 0x00, + 0x03, 0x00, 0x00, 0x00, 0x75, 0x75, 0x31, 0x88, + 0x88, 0x88, 0x88, 0x88, 0x88, 0x13, 0x88, 0x64, + 0x64, 0x20, 0x88, 0x88, 0x88, 0x88, 0x88, 0x88, + 0x02, 0x88, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00); + dsi_dcs_write_seq(dsi, ST7703_CMD_SETGIP2, + 0x02, 0x21, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x02, 0x46, 0x02, 0x88, + 0x88, 0x88, 0x88, 0x88, 0x88, 0x64, 0x88, 0x13, + 0x57, 0x13, 0x88, 0x88, 0x88, 0x88, 0x88, 0x88, + 0x75, 0x88, 0x23, 0x14, 0x00, 0x00, 0x02, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x0A, + 0xA5, 0x00, 0x00, 0x00, 0x00); + dsi_dcs_write_seq(dsi, ST7703_CMD_SETGAMMA, + 0x00, 0x09, 0x0D, 0x23, 0x27, 0x3C, 0x41, 0x35, + 0x07, 0x0D, 0x0E, 0x12, 0x13, 0x10, 0x12, 0x12, + 0x18, 0x00, 0x09, 0x0D, 0x23, 0x27, 0x3C, 0x41, + 0x35, 0x07, 0x0D, 0x0E, 0x12, 0x13, 0x10, 0x12, + 0x12, 0x18); + msleep(20); + + ret = mipi_dsi_dcs_exit_sleep_mode(dsi); + if (ret < 0) { + DRM_DEV_ERROR(dev, "Failed to exit sleep mode\n"); + return ret; + } + msleep(250); + + ret = mipi_dsi_dcs_set_display_on(dsi); + if (ret) + return ret; + msleep(50); + + DRM_DEV_DEBUG_DRIVER(dev, "Panel init sequence done\n"); + return 0; +} + +static int xbd599_prepare(struct drm_panel *panel) +{ + struct xbd599 *ctx = panel_to_xbd599(panel); + int ret; + + if (ctx->prepared) + return 0; + + ret = regulator_bulk_enable(ARRAY_SIZE(ctx->supplies), ctx->supplies); + if (ret) + return ret; + + DRM_DEV_DEBUG_DRIVER(ctx->dev, "Resetting the panel\n"); + gpiod_set_value_cansleep(ctx->reset_gpio, 1); + usleep_range(20, 40); + gpiod_set_value_cansleep(ctx->reset_gpio, 0); + msleep(20); + + ctx->prepared = true; + + return 0; +} + +static int xbd599_enable(struct drm_panel *panel) +{ + struct xbd599 *ctx = panel_to_xbd599(panel); + int ret; + + ret = xbd599_init_sequence(ctx); + if (ret < 0) { + DRM_DEV_ERROR(ctx->dev, "Panel init sequence failed: %d\n", + ret); + return ret; + } + + return 0; +} + +static int xbd599_disable(struct drm_panel *panel) +{ + struct xbd599 *ctx = panel_to_xbd599(panel); + struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); + + return mipi_dsi_dcs_set_display_off(dsi); +} + +static int xbd599_unprepare(struct drm_panel *panel) +{ + struct xbd599 *ctx = panel_to_xbd599(panel); + + if (!ctx->prepared) + return 0; + + gpiod_set_value_cansleep(ctx->reset_gpio, 1); + regulator_bulk_disable(ARRAY_SIZE(ctx->supplies), ctx->supplies); + ctx->prepared = false; + + return 0; +} + +static const struct drm_display_mode xbd599_default_mode = { + .hdisplay = 720, + .hsync_start = 720 + 40, + .hsync_end = 720 + 40 + 40, + .htotal = 720 + 40 + 40 + 40, + .vdisplay = 1440, + .vsync_start = 1440 + 18, + .vsync_end = 1440 + 18 + 10, + .vtotal = 1440 + 18 + 10 + 17, + .vrefresh = 60, + .clock = 69000, + .flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC, + + .width_mm = 68, + .height_mm = 136, + .type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED, +}; + +static int xbd599_get_modes(struct drm_panel *panel, + struct drm_connector *connector) +{ + struct xbd599 *ctx = panel_to_xbd599(panel); + struct drm_display_mode *mode; + + mode = drm_mode_duplicate(connector->dev, &xbd599_default_mode); + if (!mode) { + DRM_DEV_ERROR(ctx->dev, "Failed to add mode\n"); + return -ENOMEM; + } + + drm_mode_set_name(mode); + + mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED; + connector->display_info.width_mm = mode->width_mm; + connector->display_info.height_mm = mode->height_mm; + drm_mode_probed_add(connector, mode); + + return 1; +} + +static const struct drm_panel_funcs xbd599_drm_funcs = { + .prepare = xbd599_prepare, + .enable = xbd599_enable, + .disable = xbd599_disable, + .unprepare = xbd599_unprepare, + .get_modes = xbd599_get_modes, +}; + +static int xbd599_probe(struct mipi_dsi_device *dsi) +{ + struct device *dev = &dsi->dev; + struct xbd599 *ctx; + int i, ret; + + ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL); + if (!ctx) + return -ENOMEM; + + for (i = 0; i < ARRAY_SIZE(ctx->supplies); i++) + ctx->supplies[i].supply = regulator_names[i]; + + ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(ctx->supplies), + ctx->supplies); + if (ret < 0) { + DRM_DEV_ERROR(&dsi->dev, "cannot get regulators\n"); + return ret; + } + + ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW); + if (IS_ERR(ctx->reset_gpio)) { + DRM_DEV_ERROR(dev, "cannot get reset gpio\n"); + return PTR_ERR(ctx->reset_gpio); + } + + mipi_dsi_set_drvdata(dsi, ctx); + + ctx->dev = dev; + + dsi->lanes = 4; + dsi->format = MIPI_DSI_FMT_RGB888; + dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE; + + drm_panel_init(&ctx->panel, &dsi->dev, &xbd599_drm_funcs, + DRM_MODE_CONNECTOR_DSI); + + ret = drm_panel_of_backlight(&ctx->panel); + if (ret) + return ret; + + drm_panel_add(&ctx->panel); + + ret = mipi_dsi_attach(dsi); + if (ret < 0) { + DRM_DEV_ERROR(dev, "mipi_dsi_attach failed. Is host ready?\n"); + drm_panel_remove(&ctx->panel); + return ret; + } + + DRM_DEV_INFO(dev, "%ux%u@%u %ubpp dsi %udl - ready\n", + xbd599_default_mode.hdisplay, + xbd599_default_mode.vdisplay, + xbd599_default_mode.vrefresh, + mipi_dsi_pixel_format_to_bpp(dsi->format), dsi->lanes); + + return 0; +} + +static void xbd599_shutdown(struct mipi_dsi_device *dsi) +{ + struct xbd599 *ctx = mipi_dsi_get_drvdata(dsi); + int ret; + + ret = drm_panel_unprepare(&ctx->panel); + if (ret < 0) + DRM_DEV_ERROR(&dsi->dev, "Failed to unprepare panel: %d\n", + ret); +} + +static int xbd599_remove(struct mipi_dsi_device *dsi) +{ + struct xbd599 *ctx = mipi_dsi_get_drvdata(dsi); + int ret; + + xbd599_shutdown(dsi); + + ret = mipi_dsi_detach(dsi); + if (ret < 0) + DRM_DEV_ERROR(&dsi->dev, "Failed to detach from DSI host: %d\n", + ret); + + drm_panel_remove(&ctx->panel); + + return 0; +} + +static const struct of_device_id xbd599_of_match[] = { + { .compatible = "xingbangda,xbd599", }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, xbd599_of_match); + +static struct mipi_dsi_driver xbd599_driver = { + .probe = xbd599_probe, + .remove = xbd599_remove, + .shutdown = xbd599_shutdown, + .driver = { + .name = "panel-xingbangda-xbd599", + .of_match_table = xbd599_of_match, + }, +}; +module_mipi_dsi_driver(xbd599_driver); + +MODULE_AUTHOR("Icenowy Zheng "); +MODULE_DESCRIPTION("DRM driver for Xingbangda XBD599 MIPI DSI panel"); +MODULE_LICENSE("GPL v2"); From patchwork Mon Mar 16 13:35:02 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Icenowy Zheng X-Patchwork-Id: 11440385 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 3551613B1 for ; Mon, 16 Mar 2020 13:38:04 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 12F1120658 for ; Mon, 16 Mar 2020 13:38:04 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="FXIsTC05"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=aosc.io header.i=@aosc.io header.b="quP9cKqY" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 12F1120658 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=aosc.io Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=Ok8n9BLE8SnVMofHytH8sKJgOZAdRVkUgENm5rZmFlM=; b=FXIsTC05LwmLW8 JIUJYcuGPwnerCktLqhIRVMIoUACV+PBjwCaXLEWUaLpYsx/fkH/6JQM4BBzg1AyfDq3atRF/nnBb XD4OWFZC8nCVDiR7dqlEAxyOti5i1hsKYi1uKkOlwNdMx50Vklm+IEr5nd2rtKoWSFgNvr0LIQmYR jk2fY+4TpwdEjCfSfCDoDlZsCssNnoQsaN2VRgkV0bKKSaQ+OTufaRoG4E3Ktjp2f0+IE0+saR8OT ah8mB5WNxc5/MFTGoh8hq8aF2GlOfdhjRuNORBTjH7FRmGVFIsFY1dfMmTBQOnsDrxzz2guZVksZN nf60u+PrkKp4zaAGdb8A==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jDpwP-0007eD-4F; Mon, 16 Mar 2020 13:38:01 +0000 Received: from dodo.xh.is ([2001:19f0:8001:184d:5400:2ff:fe7b:e8bd]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jDpwL-0007bo-FZ for linux-arm-kernel@lists.infradead.org; Mon, 16 Mar 2020 13:37:58 +0000 X-Spam: yes X-Spam-Score: 6.6 / 99999 X-Spam-Symbols: TO_DN_SOME, FREEMAIL_ENVRCPT, TO_MATCH_ENVRCPT_SOME, MID_CONTAINS_FROM, RCVD_NO_TLS_LAST, RCVD_COUNT_TWO, SUSPICIOUS_RECIPS, FROM_EQ_ENVFROM, ASN, R_MISSING_CHARSET, TAGGED_RCPT, RCPT_COUNT_TWELVE, FREEMAIL_TO, ARC_NA, RCVD_VIA_SMTP_AUTH, FROM_HAS_DN, BROKEN_CONTENT_TYPE, MIME_TRACE Received: by dodo.xh.is (OpenSMTPD) with ESMTPSA id d83d4fb8 (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256:NO); Mon, 16 Mar 2020 06:37:56 -0700 (PDT) Received: from localhost (localhost [127.0.0.1]) (Authenticated sender: icenowy@aosc.io) by hermes.aosc.io (Postfix) with ESMTPSA id 904224CA5E; Mon, 16 Mar 2020 13:37:47 +0000 (UTC) From: Icenowy Zheng To: Thierry Reding , Sam Ravnborg , Rob Herring , Maxime Ripard , Chen-Yu Tsai , Ondrej Jirman Subject: [PATCH v2 4/5] drm/sun4i: sun6i_mipi_dsi: fix horizontal timing calculation Date: Mon, 16 Mar 2020 21:35:02 +0800 Message-Id: <20200316133503.144650-5-icenowy@aosc.io> In-Reply-To: <20200316133503.144650-1-icenowy@aosc.io> References: <20200316133503.144650-1-icenowy@aosc.io> MIME-Version: 1.0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=aosc.io; s=dkim; t=1584365875; h=from:subject:date:message-id:to:cc:mime-version:content-transfer-encoding:in-reply-to:references; bh=I9YOqCvznKIa+lsR+6QqRxbL27UJzO8C40dZ4CFdKfA=; b=quP9cKqYYDD232RMGPzPh7YZaHSfncJHKNCNVORZvb7EzFJyswyLBv7GzoCIM/6KvGiH5Z xbpDQs4fRsR5P/Cp7hTcnx+MoFGO3XV0SD6R82gTqKwejhi4j3ozUQiiIMTMC0P2NzAMb0 tDkRk8CMwU/bfv3YHZlXvgGaYrZkMd8= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200316_063757_563065_ED0BFB74 X-CRM114-Status: GOOD ( 13.77 ) X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.3 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2001:19f0:8001:184d:5400:2ff:fe7b:e8bd listed in] [list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-sunxi@googlegroups.com, linux-arm-kernel@lists.infradead.org, Icenowy Zheng Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org The max() function call in horizontal timing calculation shouldn't pad a length already subtracted with overhead to overhead, instead it should only prevent the set timing to underflow. Signed-off-by: Icenowy Zheng --- No changes in v2. drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c index 059939789730..5f2313c40328 100644 --- a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c +++ b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c @@ -555,7 +555,7 @@ static void sun6i_dsi_setup_timings(struct sun6i_dsi *dsi, */ #define HSA_PACKET_OVERHEAD 10 hsa = max((unsigned int)HSA_PACKET_OVERHEAD, - (mode->hsync_end - mode->hsync_start) * Bpp - HSA_PACKET_OVERHEAD); + (mode->hsync_end - mode->hsync_start) * Bpp) - HSA_PACKET_OVERHEAD; /* * The backporch is set using a blanking packet (4 @@ -564,7 +564,7 @@ static void sun6i_dsi_setup_timings(struct sun6i_dsi *dsi, */ #define HBP_PACKET_OVERHEAD 6 hbp = max((unsigned int)HBP_PACKET_OVERHEAD, - (mode->htotal - mode->hsync_end) * Bpp - HBP_PACKET_OVERHEAD); + (mode->htotal - mode->hsync_end) * Bpp) - HBP_PACKET_OVERHEAD; /* * The frontporch is set using a sync event (4 bytes) @@ -574,7 +574,7 @@ static void sun6i_dsi_setup_timings(struct sun6i_dsi *dsi, */ #define HFP_PACKET_OVERHEAD 16 hfp = max((unsigned int)HFP_PACKET_OVERHEAD, - (mode->hsync_start - mode->hdisplay) * Bpp - HFP_PACKET_OVERHEAD); + (mode->hsync_start - mode->hdisplay) * Bpp) - HFP_PACKET_OVERHEAD; /* * The blanking is set using a sync event (4 bytes) @@ -583,8 +583,8 @@ static void sun6i_dsi_setup_timings(struct sun6i_dsi *dsi, */ #define HBLK_PACKET_OVERHEAD 10 hblk = max((unsigned int)HBLK_PACKET_OVERHEAD, - (mode->htotal - (mode->hsync_end - mode->hsync_start)) * Bpp - - HBLK_PACKET_OVERHEAD); + (mode->htotal - (mode->hsync_end - mode->hsync_start)) * Bpp) - + HBLK_PACKET_OVERHEAD; /* * And I'm not entirely sure what vblk is about. The driver in From patchwork Mon Mar 16 13:35:03 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Icenowy Zheng X-Patchwork-Id: 11440387 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 7CB09913 for ; Mon, 16 Mar 2020 13:38:25 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5A3CF20663 for ; Mon, 16 Mar 2020 13:38:25 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="Dprxe0zU"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=aosc.io header.i=@aosc.io header.b="gvv4Mt/p" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5A3CF20663 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=aosc.io Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=rXiGf8B3g87rqGluDPPXHBPgLye0619C2/zq9YpC9mk=; b=Dprxe0zU40XkWN m+hX9Icm5bhrdxLR5kmA+FetKifUp/T2toYOeoCfxA03wi/xuH83eTC/NNNeq2exi4vAQPAiKe4kJ VnYn8drWuau9JdHE7b/KFeIhkULj3sy4MxJnnpxYCj63wXO+BDHm00cs1r8PoIzBtkP4DksqayKx7 wGb6miY8D9JjeHzt6zhSeG5JXUzPatdZnw/q8zhpgoOk8Y1QDjKgVEgypDPBDp95TtiEO5wv/uPhf mIFdAYoKy01EX0IF5/r/kyAEQTh95K7IXUz6SJM00+3rHPB7Ut7n48eG0C2qJhljJEsSEWJ1DxbjM X629GHE95cSsRkq5gd9A==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jDpwj-0007wT-EM; Mon, 16 Mar 2020 13:38:21 +0000 Received: from dodo.xh.is ([2001:19f0:8001:184d:5400:2ff:fe7b:e8bd]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jDpwZ-0007oi-Fv for linux-arm-kernel@lists.infradead.org; Mon, 16 Mar 2020 13:38:13 +0000 X-Spam: yes X-Spam-Score: 6.6 / 99999 X-Spam-Symbols: FREEMAIL_ENVRCPT, TO_MATCH_ENVRCPT_SOME, FROM_EQ_ENVFROM, RCVD_VIA_SMTP_AUTH, FREEMAIL_TO, RCVD_COUNT_TWO, ARC_NA, FROM_HAS_DN, TO_DN_SOME, RCPT_COUNT_TWELVE, RCVD_NO_TLS_LAST, MIME_TRACE, R_MISSING_CHARSET, TAGGED_RCPT, BROKEN_CONTENT_TYPE, MID_CONTAINS_FROM, ASN, SUSPICIOUS_RECIPS Received: by dodo.xh.is (OpenSMTPD) with ESMTPSA id 3f67ee70 (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256:NO); Mon, 16 Mar 2020 06:38:10 -0700 (PDT) Received: from localhost (localhost [127.0.0.1]) (Authenticated sender: icenowy@aosc.io) by hermes.aosc.io (Postfix) with ESMTPSA id 718DE4CA5E; Mon, 16 Mar 2020 13:38:00 +0000 (UTC) From: Icenowy Zheng To: Thierry Reding , Sam Ravnborg , Rob Herring , Maxime Ripard , Chen-Yu Tsai , Ondrej Jirman Subject: [PATCH v2 5/5] arm64: allwinner: dts: a64: add LCD-related device nodes for PinePhone Date: Mon, 16 Mar 2020 21:35:03 +0800 Message-Id: <20200316133503.144650-6-icenowy@aosc.io> In-Reply-To: <20200316133503.144650-1-icenowy@aosc.io> References: <20200316133503.144650-1-icenowy@aosc.io> MIME-Version: 1.0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=aosc.io; s=dkim; t=1584365889; h=from:subject:date:message-id:to:cc:mime-version:content-transfer-encoding:in-reply-to:references; bh=vdJB1xaYREfjx8A1fc+UP5D7fCK/5ZczA3DRbH+hq08=; b=gvv4Mt/ppP1U5dpUHA5n8qTEzN2afgaBkT+M0HHnD2QpiRBO0b4PVtnd5WiFOkLgnHm3Cm uS+WljMpibhdzup+UJWKXGt9n3IFyflFgVAqemHSAFN5h+VJ1vskMjGMiiu1teCs1nUAhP zGvHhAcI1EY4J2t587DsvuxH/d6lNFs= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200316_063811_575168_FBAB174A X-CRM114-Status: GOOD ( 11.16 ) X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.3 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2001:19f0:8001:184d:5400:2ff:fe7b:e8bd listed in] [list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-sunxi@googlegroups.com, linux-arm-kernel@lists.infradead.org, Icenowy Zheng Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org PinePhone uses PWM backlight and a XBD599 LCD panel over DSI for display. Add its device nodes. Signed-off-by: Icenowy Zheng --- No changes in v2. .../dts/allwinner/sun50i-a64-pinephone.dtsi | 37 +++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi index cefda145c3c9..96d9150423e0 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi @@ -16,6 +16,15 @@ aliases { serial0 = &uart0; }; + backlight: backlight { + compatible = "pwm-backlight"; + pwms = <&r_pwm 0 50000 PWM_POLARITY_INVERTED>; + brightness-levels = <0 16 18 20 22 24 26 29 32 35 38 42 46 51 56 62 68 75 83 91 100>; + default-brightness-level = <15>; + enable-gpios = <&pio 7 10 GPIO_ACTIVE_HIGH>; /* PH10 */ + power-supply = <®_ldo_io0>; + }; + chosen { stdout-path = "serial0:115200n8"; }; @@ -84,6 +93,30 @@ &dai { status = "okay"; }; +&de { + status = "okay"; +}; + +&dphy { + status = "okay"; +}; + +&dsi { + vcc-dsi-supply = <®_dldo1>; + #address-cells = <1>; + #size-cells = <0>; + status = "okay"; + + panel@0 { + compatible = "xingbangda,xbd599"; + reg = <0>; + reset-gpios = <&pio 3 23 GPIO_ACTIVE_LOW>; /* PD23 */ + iovcc-supply = <®_dldo2>; + vcc-supply = <®_ldo_io0>; + backlight = <&backlight>; + }; +}; + &ehci0 { status = "okay"; }; @@ -188,6 +221,10 @@ &r_pio { */ }; +&r_pwm { + status = "okay"; +}; + &r_rsb { status = "okay";