From patchwork Wed May 13 21:24:47 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?q?Ond=C5=99ej_Jirman?= X-Patchwork-Id: 11550647 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 4E048697 for ; Fri, 15 May 2020 06:54:37 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 2BE2F206F1 for ; Fri, 15 May 2020 06:54:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=megous.com header.i=@megous.com header.b="JS4QEg9g" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2BE2F206F1 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=megous.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 9CFDA6EC05; Fri, 15 May 2020 06:53:51 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from vps.xff.cz (vps.xff.cz [195.181.215.36]) by gabe.freedesktop.org (Postfix) with ESMTPS id 1C5256EA85 for ; Wed, 13 May 2020 21:32:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=megous.com; s=mail; t=1589405095; bh=Ap6uK8wlRlwEQ6ApFkn0vpW/EZbdw2PESAGeDr+TkRw=; h=From:To:Cc:Subject:Date:References:From; b=JS4QEg9gGvHX5mB6d9B2VoKl9rJ/eEHbteW48SZGf3jaO8PiYkrltWf7IoEdF8v9D 1AzjXK/tWow3XK+s2LJM4PKqx/eZSupVDWcMRH0m5y2ThrEk8wDjKx4mMThzAXNN4J 1iTQScpJH7ias8EAfKZMtDNhG9iSMngH3veLUK3E= From: Ondrej Jirman To: linux-sunxi@googlegroups.com, Thierry Reding , Sam Ravnborg , David Airlie , Daniel Vetter , Rob Herring , Maxime Ripard , Chen-Yu Tsai , Linus Walleij , Icenowy Zheng Subject: [PATCH v3 1/5] dt-bindings: vendor-prefixes: Add Xingbangda Date: Wed, 13 May 2020 23:24:47 +0200 Message-Id: <20200513212451.1919013-2-megous@megous.com> In-Reply-To: <20200513212451.1919013-1-megous@megous.com> References: <20200513212451.1919013-1-megous@megous.com> MIME-Version: 1.0 X-Mailman-Approved-At: Fri, 15 May 2020 06:52:55 +0000 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: , Cc: Ondrej Jirman , devicetree@vger.kernel.org, Samuel Holland , Bhushan Shah , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Luca Weiss , Martijn Braam , linux-arm-kernel@lists.infradead.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Icenowy Zheng Shenzhen Xingbangda Display Technology Co., Ltd is a company which produces LCD modules. It supplies the LCD panels for the PinePhone. Add the vendor prefix of it. Signed-off-by: Icenowy Zheng Signed-off-by: Ondrej Jirman Acked-by: Rob Herring --- Documentation/devicetree/bindings/vendor-prefixes.yaml | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml index 442579a4c837..7504440dba36 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.yaml +++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml @@ -1139,6 +1139,8 @@ patternProperties: description: Xiaomi Technology Co., Ltd. "^xillybus,.*": description: Xillybus Ltd. + "^xingbangda,.*": + description: Shenzhen Xingbangda Display Technology Co., Ltd "^xinpeng,.*": description: Shenzhen Xinpeng Technology Co., Ltd "^xlnx,.*": From patchwork Wed May 13 21:24:48 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?q?Ond=C5=99ej_Jirman?= X-Patchwork-Id: 11550635 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 A3454697 for ; Fri, 15 May 2020 06:54:15 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 815D9206F1 for ; Fri, 15 May 2020 06:54:15 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=megous.com header.i=@megous.com header.b="NRRp3FXF" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 815D9206F1 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=megous.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 946B86EBFD; Fri, 15 May 2020 06:53:33 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org X-Greylist: delayed 443 seconds by postgrey-1.36 at gabe; Wed, 13 May 2020 21:32:20 UTC Received: from vps.xff.cz (vps.xff.cz [195.181.215.36]) by gabe.freedesktop.org (Postfix) with ESMTPS id 133466EA83 for ; Wed, 13 May 2020 21:32:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=megous.com; s=mail; t=1589405095; bh=gvSRm0rmQ7W+MSQqWiSzV31k3+eFDx+2BX8HfaNKv+o=; h=From:To:Cc:Subject:Date:References:From; b=NRRp3FXFRr6+JDPCv93mEyKR4cWbL4cCSQmwvGLKLoduDFsYwh1vOTtJUq0XlbHm+ Zg6KGIJ9ii8UQlUxsPRjV89ludJxM3Sv3jaQNfrMN5F/XTQ7UqrAcorWf9Ptjg887M QOnxFZhPb5rKTwnEdCHYBtin7lFc72rVfcSRPGu8= From: Ondrej Jirman To: linux-sunxi@googlegroups.com, Thierry Reding , Sam Ravnborg , David Airlie , Daniel Vetter , Rob Herring , Maxime Ripard , Chen-Yu Tsai , Linus Walleij , Icenowy Zheng Subject: [PATCH v3 2/5] dt-bindings: panel: Add binding for Xingbangda XBD599 panel Date: Wed, 13 May 2020 23:24:48 +0200 Message-Id: <20200513212451.1919013-3-megous@megous.com> In-Reply-To: <20200513212451.1919013-1-megous@megous.com> References: <20200513212451.1919013-1-megous@megous.com> MIME-Version: 1.0 X-Mailman-Approved-At: Fri, 15 May 2020 06:52:56 +0000 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: , Cc: Ondrej Jirman , devicetree@vger.kernel.org, Samuel Holland , Bhushan Shah , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Luca Weiss , Martijn Braam , linux-arm-kernel@lists.infradead.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Icenowy Zheng Xingbangda XBD599 is a 5.99" 720x1440 MIPI-DSI LCD panel. It is based on Sitronix ST7703 LCD controller. Add its device tree binding. Signed-off-by: Icenowy Zheng Signed-off-by: Ondrej Jirman Reviewed-by: Linus Walleij Reviewed-by: Rob Herring --- .../display/panel/sitronix,st7703.yaml | 63 +++++++++++++++++++ 1 file changed, 63 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/panel/sitronix,st7703.yaml diff --git a/Documentation/devicetree/bindings/display/panel/sitronix,st7703.yaml b/Documentation/devicetree/bindings/display/panel/sitronix,st7703.yaml new file mode 100644 index 000000000000..6e1606db4ab4 --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/sitronix,st7703.yaml @@ -0,0 +1,63 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/panel/sitronix,st7703.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Sitronix ST7703 MIPI DSI panel + +maintainers: + - Icenowy Zheng + - Ondrej Jirman + +allOf: + - $ref: panel-common.yaml# + +properties: + compatible: + items: + - enum: + - xingbangda,xbd599 + - const: sitronix,st7703 + + reg: + description: DSI virtual channel used by that screen + maxItems: 1 + + vcc-supply: + description: regulator that supplies the VCC voltage + + iovcc-supply: + description: regulator that supplies the IOVCC voltage + + reset-gpios: true + + backlight: true + +required: + - compatible + - reg + - vcc-supply + - iovcc-supply + - reset-gpios + +additionalProperties: false + +examples: + - | + #include + + dsi { + #address-cells = <1>; + #size-cells = <0>; + + panel@0 { + compatible = "xingbangda,xbd599", "sitronix,st7703"; + reg = <0>; + reset-gpios = <&pio 3 24 GPIO_ACTIVE_HIGH>; /* LCD-RST: PD24 */ + iovcc-supply = <®_dldo2>; + vcc-supply = <®_ldo_io0>; + backlight = <&backlight>; + }; + }; + From patchwork Wed May 13 21:24:49 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?q?Ond=C5=99ej_Jirman?= X-Patchwork-Id: 11550639 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 9DD4D697 for ; Fri, 15 May 2020 06:54:26 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 51A6A206F1 for ; Fri, 15 May 2020 06:54:26 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=megous.com header.i=@megous.com header.b="I7yBZP2A" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 51A6A206F1 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=megous.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 569C16EBF6; Fri, 15 May 2020 06:53:50 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from vps.xff.cz (vps.xff.cz [195.181.215.36]) by gabe.freedesktop.org (Postfix) with ESMTPS id 243D96EA86 for ; Wed, 13 May 2020 21:32:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=megous.com; s=mail; t=1589405096; bh=Ltf9aeNcE4+mQ/GdAR4+0qPXrvLsMpn2puASK5sQ+ag=; h=From:To:Cc:Subject:Date:References:From; b=I7yBZP2A59cmB2H1JRsOrTDMiyp6lDTaFc037J/dnvU/wC0dVyZTSnVHfrpjk9amm FmUiu4qmoTxYiB0zmmpp4zH+PhIugynAgT3xFxEgnAMJcWgOsisVMfz8i9Vn68qU44 k/bq+12Jf1haOWsycnD2pFIHaEdwyjZ46P9c2UiY= From: Ondrej Jirman To: linux-sunxi@googlegroups.com, Thierry Reding , Sam Ravnborg , David Airlie , Daniel Vetter , Rob Herring , Maxime Ripard , Chen-Yu Tsai , Linus Walleij , Icenowy Zheng Subject: [PATCH v3 3/5] drm: panel: Add Xingbangda XBD599 panel (ST7703 controller) Date: Wed, 13 May 2020 23:24:49 +0200 Message-Id: <20200513212451.1919013-4-megous@megous.com> In-Reply-To: <20200513212451.1919013-1-megous@megous.com> References: <20200513212451.1919013-1-megous@megous.com> MIME-Version: 1.0 X-Mailman-Approved-At: Fri, 15 May 2020 06:52:55 +0000 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: , Cc: Ondrej Jirman , devicetree@vger.kernel.org, Samuel Holland , Bhushan Shah , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Luca Weiss , Martijn Braam , linux-arm-kernel@lists.infradead.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Icenowy Zheng Xingbangda XBD599 is a 5.99" 720x1440 MIPI-DSI IPS LCD panel made by Xingbangda, which is used on PinePhone final assembled phones. It is based on Sitronix ST7703 LCD controller. Add support for it. Signed-off-by: Icenowy Zheng Signed-off-by: Ondrej Jirman --- drivers/gpu/drm/panel/Kconfig | 10 + drivers/gpu/drm/panel/Makefile | 1 + drivers/gpu/drm/panel/panel-sitronix-st7703.c | 386 ++++++++++++++++++ 3 files changed, 397 insertions(+) create mode 100644 drivers/gpu/drm/panel/panel-sitronix-st7703.c diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig index 39055c1f0e2f..b7bc157b0612 100644 --- a/drivers/gpu/drm/panel/Kconfig +++ b/drivers/gpu/drm/panel/Kconfig @@ -395,6 +395,16 @@ config DRM_PANEL_SITRONIX_ST7701 ST7701 controller for 480X864 LCD panels with MIPI/RGB/SPI system interfaces. +config DRM_PANEL_SITRONIX_ST7703 + tristate "Sitronix ST7703 panel driver" + 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 Sitronix + ST7703 controller for 720X1440 LCD panels with MIPI/RGB/SPI + system interfaces. + config DRM_PANEL_SITRONIX_ST7789V tristate "Sitronix ST7789V panel" depends on OF && SPI diff --git a/drivers/gpu/drm/panel/Makefile b/drivers/gpu/drm/panel/Makefile index de74f282c433..47f4789a8685 100644 --- a/drivers/gpu/drm/panel/Makefile +++ b/drivers/gpu/drm/panel/Makefile @@ -41,6 +41,7 @@ obj-$(CONFIG_DRM_PANEL_SHARP_LQ101R1SX01) += panel-sharp-lq101r1sx01.o obj-$(CONFIG_DRM_PANEL_SHARP_LS037V7DW01) += panel-sharp-ls037v7dw01.o obj-$(CONFIG_DRM_PANEL_SHARP_LS043T1LE01) += panel-sharp-ls043t1le01.o obj-$(CONFIG_DRM_PANEL_SITRONIX_ST7701) += panel-sitronix-st7701.o +obj-$(CONFIG_DRM_PANEL_SITRONIX_ST7703) += panel-sitronix-st7703.o obj-$(CONFIG_DRM_PANEL_SITRONIX_ST7789V) += panel-sitronix-st7789v.o obj-$(CONFIG_DRM_PANEL_SONY_ACX424AKP) += panel-sony-acx424akp.o obj-$(CONFIG_DRM_PANEL_SONY_ACX565AKM) += panel-sony-acx565akm.o diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7703.c b/drivers/gpu/drm/panel/panel-sitronix-st7703.c new file mode 100644 index 000000000000..092dd73c86d0 --- /dev/null +++ b/drivers/gpu/drm/panel/panel-sitronix-st7703.c @@ -0,0 +1,386 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * DRM driver for Sitronix ST7703 MIPI DSI panel + * + * Copyright (C) 2020 Ondrej Jirman + * 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 + +struct st7703_panel_desc { + const struct drm_display_mode *mode; + unsigned int lanes; + unsigned long flags; + enum mipi_dsi_pixel_format format; + const char *const *supply_names; + unsigned int num_supplies; +}; + +struct st7703 { + struct device *dev; + struct drm_panel panel; + struct gpio_desc *reset_gpio; + struct regulator_bulk_data *supplies; + const struct st7703_panel_desc *desc; + bool prepared; +}; + +static inline struct st7703 *panel_to_st7703(struct drm_panel *panel) +{ + return container_of(panel, struct st7703, 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 st7703_init_sequence(struct st7703 *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 st7703_prepare(struct drm_panel *panel) +{ + struct st7703 *ctx = panel_to_st7703(panel); + int ret; + + if (ctx->prepared) + return 0; + + ret = regulator_bulk_enable(ctx->desc->num_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 st7703_enable(struct drm_panel *panel) +{ + struct st7703 *ctx = panel_to_st7703(panel); + int ret; + + ret = st7703_init_sequence(ctx); + if (ret < 0) { + DRM_DEV_ERROR(ctx->dev, "Panel init sequence failed: %d\n", + ret); + return ret; + } + + return 0; +} + +static int st7703_disable(struct drm_panel *panel) +{ + struct st7703 *ctx = panel_to_st7703(panel); + struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); + + return mipi_dsi_dcs_set_display_off(dsi); +} + +static int st7703_unprepare(struct drm_panel *panel) +{ + struct st7703 *ctx = panel_to_st7703(panel); + + if (!ctx->prepared) + return 0; + + gpiod_set_value_cansleep(ctx->reset_gpio, 1); + regulator_bulk_disable(ctx->desc->num_supplies, ctx->supplies); + ctx->prepared = false; + + return 0; +} + +static int st7703_get_modes(struct drm_panel *panel, + struct drm_connector *connector) +{ + struct st7703 *ctx = panel_to_st7703(panel); + struct drm_display_mode *mode; + + mode = drm_mode_duplicate(connector->dev, ctx->desc->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 st7703_drm_funcs = { + .prepare = st7703_prepare, + .enable = st7703_enable, + .disable = st7703_disable, + .unprepare = st7703_unprepare, + .get_modes = st7703_get_modes, +}; + +static const struct drm_display_mode xbd599_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 const char * const xbd599_supply_names[] = { + "iovcc", + "vcc", +}; + +static const struct st7703_panel_desc xbd599_desc = { + .mode = &xbd599_mode, + .lanes = 4, + .flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE, + .format = MIPI_DSI_FMT_RGB888, + .supply_names = xbd599_supply_names, + .num_supplies = ARRAY_SIZE(xbd599_supply_names), +}; + +static int st7703_probe(struct mipi_dsi_device *dsi) +{ + const struct st7703_panel_desc *desc; + struct device *dev = &dsi->dev; + struct st7703 *ctx; + int i, ret; + + ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL); + if (!ctx) + return -ENOMEM; + + ctx->dev = dev; + ctx->desc = desc = of_device_get_match_data(dev); + + dsi->mode_flags = desc->flags; + dsi->format = desc->format; + dsi->lanes = desc->lanes; + + ctx->supplies = devm_kcalloc(&dsi->dev, desc->num_supplies, + sizeof(*ctx->supplies), + GFP_KERNEL); + if (!ctx->supplies) + return -ENOMEM; + + for (i = 0; i < desc->num_supplies; i++) + ctx->supplies[i].supply = desc->supply_names[i]; + + ret = devm_regulator_bulk_get(&dsi->dev, desc->num_supplies, + ctx->supplies); + if (ret < 0) + return ret; + + ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW); + if (IS_ERR(ctx->reset_gpio)) { + DRM_DEV_ERROR(dev, "Can't get reset gpio\n"); + return PTR_ERR(ctx->reset_gpio); + } + + mipi_dsi_set_drvdata(dsi, ctx); + + drm_panel_init(&ctx->panel, &dsi->dev, &st7703_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; + } + + return 0; +} + +static void st7703_shutdown(struct mipi_dsi_device *dsi) +{ + struct st7703 *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 st7703_remove(struct mipi_dsi_device *dsi) +{ + struct st7703 *ctx = mipi_dsi_get_drvdata(dsi); + int ret; + + st7703_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 st7703_of_match[] = { + { .compatible = "xingbangda,xbd599", .data = &xbd599_desc }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, st7703_of_match); + +static struct mipi_dsi_driver st7703_driver = { + .probe = st7703_probe, + .remove = st7703_remove, + .shutdown = st7703_shutdown, + .driver = { + .name = "st7703", + .of_match_table = st7703_of_match, + }, +}; +module_mipi_dsi_driver(st7703_driver); + +MODULE_AUTHOR("Icenowy Zheng "); +MODULE_DESCRIPTION("DRM driver for Sitronix ST7703 MIPI DSI panel"); +MODULE_LICENSE("GPL v2"); From patchwork Wed May 13 21:24:50 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?q?Ond=C5=99ej_Jirman?= X-Patchwork-Id: 11550611 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 309E8697 for ; Fri, 15 May 2020 06:53:27 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 709CE206F1 for ; Fri, 15 May 2020 06:53:26 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=megous.com header.i=@megous.com header.b="WKFWqdKG" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 709CE206F1 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=megous.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id ABDBD6EBD3; Fri, 15 May 2020 06:53:00 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from vps.xff.cz (vps.xff.cz [195.181.215.36]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2B4856EA8A for ; Wed, 13 May 2020 21:32:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=megous.com; s=mail; t=1589405096; bh=EGlnhGF9HFzfhNynA3a7K3hCeMUdwmy+scXIROM79hs=; h=From:To:Cc:Subject:Date:References:From; b=WKFWqdKGe/1UtrdK8Qxu+U/Xkc69HyrKL129zl+D9hMucBoLVpby0z4N0/Vbk8fDh kEvdYTTsJ3AOFUqTT7BM0+9kl41DX7U+3Z+SCwTaWFsoDZeJ8ECtvnYR4nom3k6sEz OIz6p1lX9YD5uOUqYBVVqzYbue4KiGI32nqhh5HA= From: Ondrej Jirman To: linux-sunxi@googlegroups.com, Thierry Reding , Sam Ravnborg , David Airlie , Daniel Vetter , Rob Herring , Maxime Ripard , Chen-Yu Tsai , Linus Walleij , Icenowy Zheng Subject: [PATCH v3 4/5] arm64: dts: sun50i-a64-pinephone: Enable LCD support on PinePhone Date: Wed, 13 May 2020 23:24:50 +0200 Message-Id: <20200513212451.1919013-5-megous@megous.com> In-Reply-To: <20200513212451.1919013-1-megous@megous.com> References: <20200513212451.1919013-1-megous@megous.com> MIME-Version: 1.0 X-Mailman-Approved-At: Fri, 15 May 2020 06:52:56 +0000 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: , Cc: Ondrej Jirman , devicetree@vger.kernel.org, Samuel Holland , Bhushan Shah , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Luca Weiss , Martijn Braam , linux-arm-kernel@lists.infradead.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Icenowy Zheng PinePhone uses PWM backlight and a XBD599 LCD panel over DSI for display. Backlight levels curve was optimized by Martijn Braam using a lux meter. Add its device nodes. Signed-off-by: Icenowy Zheng Signed-off-by: Martijn Braam Signed-off-by: Ondrej Jirman --- .../allwinner/sun50i-a64-pinephone-1.1.dts | 19 ++++++++++ .../dts/allwinner/sun50i-a64-pinephone.dtsi | 35 +++++++++++++++++++ 2 files changed, 54 insertions(+) diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.1.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.1.dts index 06a775c41664..3e99a87e9ce5 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.1.dts +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.1.dts @@ -9,3 +9,22 @@ / { model = "Pine64 PinePhone Braveheart (1.1)"; compatible = "pine64,pinephone-1.1", "allwinner,sun50i-a64"; }; + +&backlight { + power-supply = <®_ldo_io0>; + /* + * PWM backlight circuit on this PinePhone revision was changed since + * 1.0, and the lowest PWM duty cycle that doesn't lead to backlight + * being off is around 20%. Duty cycle for the lowest brightness level + * also varries quite a bit between individual boards, so the lowest + * value here was chosen as a safe default. + */ + brightness-levels = < + 774 793 814 842 + 882 935 1003 1088 + 1192 1316 1462 1633 + 1830 2054 2309 2596 + 2916 3271 3664 4096>; + num-interpolated-steps = <50>; + default-brightness-level = <400>; +}; diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi index cefda145c3c9..e60b57f8ac14 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi @@ -16,6 +16,13 @@ aliases { serial0 = &uart0; }; + backlight: backlight { + compatible = "pwm-backlight"; + pwms = <&r_pwm 0 50000 PWM_POLARITY_INVERTED>; + enable-gpios = <&pio 7 10 GPIO_ACTIVE_HIGH>; /* PH10 */ + /* Backlight configuration differs per PinePhone revision. */ + }; + chosen { stdout-path = "serial0:115200n8"; }; @@ -84,6 +91,30 @@ &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", "sitronix,st7703"; + 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 +219,10 @@ &r_pio { */ }; +&r_pwm { + status = "okay"; +}; + &r_rsb { status = "okay"; From patchwork Wed May 13 21:24:51 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?q?Ond=C5=99ej_Jirman?= X-Patchwork-Id: 11550621 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 53802697 for ; Fri, 15 May 2020 06:53:50 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 31B80206F1 for ; Fri, 15 May 2020 06:53:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=megous.com header.i=@megous.com header.b="jwel8EOt" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 31B80206F1 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=megous.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 4B2D16EBE6; Fri, 15 May 2020 06:53:29 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from vps.xff.cz (vps.xff.cz [195.181.215.36]) by gabe.freedesktop.org (Postfix) with ESMTPS id C7C6F6EA82 for ; Wed, 13 May 2020 21:32:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=megous.com; s=mail; t=1589405097; bh=dAtOpoYajZP7C0pqSSKpj9PSQkj8wPGyufOsCnWHi+I=; h=From:To:Cc:Subject:Date:References:From; b=jwel8EOthc8Nk5hqZACkDug6Vh+fBrG5B+CM1pAJr5awcf+Vv60s7JQN/muNtC2p5 m4pgb1D2FllBTyO06nOCgwzfm9odoyqlaNMVbCK9rrnKV2Of0UHjRlXasxmjdrxgMZ TSW+cChDYyqg/omHwxLV0dVwvNR++GbkrxTGpu6o= From: Ondrej Jirman To: linux-sunxi@googlegroups.com, Thierry Reding , Sam Ravnborg , David Airlie , Daniel Vetter , Rob Herring , Maxime Ripard , Chen-Yu Tsai , Linus Walleij , Icenowy Zheng Subject: [PATCH v3 5/5] arm64: dts: sun50i-a64-pinephone: Add touchscreen support Date: Wed, 13 May 2020 23:24:51 +0200 Message-Id: <20200513212451.1919013-6-megous@megous.com> In-Reply-To: <20200513212451.1919013-1-megous@megous.com> References: <20200513212451.1919013-1-megous@megous.com> MIME-Version: 1.0 X-Mailman-Approved-At: Fri, 15 May 2020 06:52:56 +0000 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: , Cc: Ondrej Jirman , devicetree@vger.kernel.org, Samuel Holland , Bhushan Shah , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Luca Weiss , Martijn Braam , linux-arm-kernel@lists.infradead.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Pinephone has a Goodix GT917S capacitive touchscreen controller on I2C0 bus. Add support for it. Signed-off-by: Ondrej Jirman --- .../dts/allwinner/sun50i-a64-pinephone.dtsi | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi index e60b57f8ac14..6b2ff431cddb 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi @@ -123,6 +123,25 @@ &ehci1 { status = "okay"; }; +&i2c0 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c0_pins>; + status = "okay"; + + touchscreen@5d { + compatible = "goodix,gt917s", "goodix,gt911"; + reg = <0x5d>; + interrupt-parent = <&pio>; + interrupts = <7 4 IRQ_TYPE_LEVEL_HIGH>; /* PH4 */ + irq-gpios = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */ + reset-gpios = <&pio 7 11 GPIO_ACTIVE_HIGH>; /* PH11 */ + AVDD28-supply = <®_ldo_io0>; + VDDIO-supply = <®_ldo_io0>; + touchscreen-size-x = <720>; + touchscreen-size-y = <1440>; + }; +}; + &i2c1 { status = "okay";