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[213.198.160.131]) by smtp.gmail.com with ESMTPSA id t70sm396499wmd.36.2018.12.11.07.44.12 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 11 Dec 2018 07:44:13 -0800 (PST) From: Jagan Teki To: Thierry Reding , David Airlie , Rob Herring , Mark Rutland Cc: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-amarula@amarulasolutions.com, linux-sunxi , Michael Trimarchi , Jagan Teki Subject: [PATCH v5 2/2] drm/panel: Add Sitronix ST7701 panel driver Date: Tue, 11 Dec 2018 21:13:58 +0530 Message-Id: <20181211154358.25293-2-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.18.0.321.gffc6fa0e3 In-Reply-To: <20181211154358.25293-1-jagan@amarulasolutions.com> References: <20181211154358.25293-1-jagan@amarulasolutions.com> MIME-Version: 1.0 X-Original-Sender: jagan@amarulasolutions.com X-Original-Authentication-Results: mx.google.com; dkim=pass header.i=@amarulasolutions.com header.s=google header.b="Z/8t19wX"; spf=pass (google.com: domain of jagan@amarulasolutions.com designates 209.85.220.65 as permitted sender) smtp.mailfrom=jagan@amarulasolutions.com Precedence: list Mailing-list: list linux-amarula@amarulasolutions.com; contact linux-amarula+owners@amarulasolutions.com List-ID: X-Spam-Checked-In-Group: linux-amarula@amarulasolutions.com X-Google-Group-Id: 476853432473 List-Post: , List-Help: , List-Archive: List-Unsubscribe: , ST7701 designed for small and medium sizes of TFT LCD display, is capable of supporting up to 480RGBX864 in resolution. It provides several system interfaces like MIPI/RGB/SPI. Currently added support for Techstar TS8550B which is ST7701 based 480x854, 2-lane MIPI DSI LCD panel. Driver now registering mipi_dsi device, but indeed it can extendable for RGB if any requirement trigger in future. Signed-off-by: Jagan Teki --- Changes for v5: - found the chip from vendor, so added new panel driver - here is v4: https://patchwork.kernel.org/patch/10680335/ MAINTAINERS | 6 + drivers/gpu/drm/panel/Kconfig | 10 + drivers/gpu/drm/panel/Makefile | 1 + drivers/gpu/drm/panel/panel-sitronix-st7701.c | 431 ++++++++++++++++++ 4 files changed, 448 insertions(+) create mode 100644 drivers/gpu/drm/panel/panel-sitronix-st7701.c diff --git a/MAINTAINERS b/MAINTAINERS index 3f6db876be1f..d2928a4d2847 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -4831,6 +4831,12 @@ S: Orphan / Obsolete F: drivers/gpu/drm/sis/ F: include/uapi/drm/sis_drm.h +DRM DRIVER FOR SITRONIX ST7701 PANELS +M: Jagan Teki +S: Maintained +F: drivers/gpu/drm/panel/panel-sitronix-st7701.c +F: Documentation/devicetree/bindings/display/panel/sitronix,st7701.txt + DRM DRIVER FOR SITRONIX ST7586 PANELS M: David Lechner S: Maintained diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig index 3f3537719beb..d93b2ba709bc 100644 --- a/drivers/gpu/drm/panel/Kconfig +++ b/drivers/gpu/drm/panel/Kconfig @@ -196,6 +196,16 @@ config DRM_PANEL_SHARP_LS043T1LE01 Say Y here if you want to enable support for Sharp LS043T1LE01 qHD (540x960) DSI panel as found on the Qualcomm APQ8074 Dragonboard +config DRM_PANEL_SITRONIX_ST7701 + tristate "Sitronix ST7701 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 + ST7701 controller for 480X864 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 4396658a7996..6a9b4cec1891 100644 --- a/drivers/gpu/drm/panel/Makefile +++ b/drivers/gpu/drm/panel/Makefile @@ -20,5 +20,6 @@ obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6E8AA0) += panel-samsung-s6e8aa0.o obj-$(CONFIG_DRM_PANEL_SEIKO_43WVF1G) += panel-seiko-43wvf1g.o obj-$(CONFIG_DRM_PANEL_SHARP_LQ101R1SX01) += panel-sharp-lq101r1sx01.o obj-$(CONFIG_DRM_PANEL_SHARP_LS043T1LE01) += panel-sharp-ls043t1le01.o +obj-$(CONFIG_DRM_PANEL_SITRONIX_ST7701) += panel-sitronix-st7701.o obj-$(CONFIG_DRM_PANEL_SITRONIX_ST7789V) += panel-sitronix-st7789v.o obj-$(CONFIG_DRM_PANEL_TRULY_NT35597_WQXGA) += panel-truly-nt35597.o diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7701.c b/drivers/gpu/drm/panel/panel-sitronix-st7701.c new file mode 100644 index 000000000000..86deb82a52ed --- /dev/null +++ b/drivers/gpu/drm/panel/panel-sitronix-st7701.c @@ -0,0 +1,431 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2019, Amarula Solutions. + * Author: Jagan Teki + */ + +#include +#include +#include +#include + +#include +#include + +#include +#include +#include + +#include