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[83.8.121.70]) by smtp.gmail.com with ESMTPSA id n9-20020a05640204c900b005068d7ccfb0sm2396594edw.83.2023.04.16.06.16.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 16 Apr 2023 06:16:38 -0700 (PDT) From: Artur Weber To: thierry.reding@gmail.com Cc: sam@ravnborg.org, airlied@gmail.com, daniel@ffwll.ch, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht, Artur Weber Subject: [PATCH v3 1/3] dt-bindings: display: panel: Add Samsung S6D7AA0 LCD panel controller Date: Sun, 16 Apr 2023 15:16:30 +0200 Message-Id: <20230416131632.31673-2-aweber.kernel@gmail.com> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230416131632.31673-1-aweber.kernel@gmail.com> References: <20230416131632.31673-1-aweber.kernel@gmail.com> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1763339491118567936?= X-GMAIL-MSGID: =?utf-8?q?1763339491118567936?= Add bindings for the S6D7AA0 LCD panel controller, including the S6D7AA0-LSL080AL02 panel used in the Samsung Galaxy Tab 3 8.0 family of tablets. Signed-off-by: Artur Weber --- Changed in v2: - Updated commit message - Applied suggestions from Krzysztof Kozlowski Changed in v3: - Correctly applied suggestions --- .../display/panel/samsung,s6d7aa0.yaml | 52 +++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/panel/samsung,s6d7aa0.yaml diff --git a/Documentation/devicetree/bindings/display/panel/samsung,s6d7aa0.yaml b/Documentation/devicetree/bindings/display/panel/samsung,s6d7aa0.yaml new file mode 100644 index 000000000000..079e2b3a9eaf --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/samsung,s6d7aa0.yaml @@ -0,0 +1,52 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/panel/samsung,s6d7aa0.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S6D7AA0 MIPI-DSI LCD panel controller + +maintainers: + - Artur Weber + +allOf: + - $ref: panel-common.yaml# + +properties: + compatible: + const: samsung,s6d7aa0-lsl080al02 + + reg: true + reset-gpios: true + backlight: true + + enable-supply: + description: Enable supply + +required: + - compatible + - reg + - reset-gpios + - backlight + - enable-supply + +additionalProperties: false + +examples: + - | + #include + + dsi { + #address-cells = <1>; + #size-cells = <0>; + + panel@0 { + compatible = "samsung,s6d7aa0-lsl080al02"; + reg = <0>; + reset-gpios = <&gpf0 4 GPIO_ACTIVE_LOW>; + backlight = <&backlight>; + enable-supply = <&lcd_enable_supply>; + }; + }; + +... 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[83.8.121.70]) by smtp.gmail.com with ESMTPSA id n9-20020a05640204c900b005068d7ccfb0sm2396594edw.83.2023.04.16.06.16.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 16 Apr 2023 06:16:40 -0700 (PDT) From: Artur Weber To: thierry.reding@gmail.com Cc: sam@ravnborg.org, airlied@gmail.com, daniel@ffwll.ch, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht, Artur Weber Subject: [PATCH v3 2/3] drm/panel: Add Samsung S6D7AA0 panel controller driver Date: Sun, 16 Apr 2023 15:16:31 +0200 Message-Id: <20230416131632.31673-3-aweber.kernel@gmail.com> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230416131632.31673-1-aweber.kernel@gmail.com> References: <20230416131632.31673-1-aweber.kernel@gmail.com> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1763339365248721168?= X-GMAIL-MSGID: =?utf-8?q?1763339365248721168?= Initial driver for S6D7AA0-controlled panels, currently only for the LSL080AL02 panel used in the Samsung Galaxy Tab 3 8.0 family of tablets. It should be possible to extend this driver to work with other panels using this IC. Signed-off-by: Artur Weber --- Changed in v2: - Removed unused panel_name property from desc struct --- drivers/gpu/drm/panel/Kconfig | 7 + drivers/gpu/drm/panel/Makefile | 1 + drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c | 395 ++++++++++++++++++ 3 files changed, 403 insertions(+) create mode 100644 drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig index 8eeee71c0000..2ce9d1a45625 100644 --- a/drivers/gpu/drm/panel/Kconfig +++ b/drivers/gpu/drm/panel/Kconfig @@ -532,6 +532,13 @@ config DRM_PANEL_SAMSUNG_S6D27A1 This panel can be found in Samsung Galaxy Ace 2 GT-I8160 mobile phone. +config DRM_PANEL_SAMSUNG_S6D7AA0 + tristate "Samsung S6D7AA0 MIPI-DSI video mode panel controller" + depends on OF + depends on BACKLIGHT_CLASS_DEVICE + select DRM_MIPI_DSI + select VIDEOMODE_HELPERS + config DRM_PANEL_SAMSUNG_S6E3HA2 tristate "Samsung S6E3HA2 DSI video mode panel" depends on OF diff --git a/drivers/gpu/drm/panel/Makefile b/drivers/gpu/drm/panel/Makefile index c05aa9e23907..193f3067865d 100644 --- a/drivers/gpu/drm/panel/Makefile +++ b/drivers/gpu/drm/panel/Makefile @@ -52,6 +52,7 @@ obj-$(CONFIG_DRM_PANEL_SAMSUNG_DB7430) += panel-samsung-db7430.o obj-$(CONFIG_DRM_PANEL_SAMSUNG_LD9040) += panel-samsung-ld9040.o obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6D16D0) += panel-samsung-s6d16d0.o obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6D27A1) += panel-samsung-s6d27a1.o +obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6D7AA0) += panel-samsung-s6d7aa0.o obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6E3HA2) += panel-samsung-s6e3ha2.o obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6E63J0X03) += panel-samsung-s6e63j0x03.o obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6E63M0) += panel-samsung-s6e63m0.o diff --git a/drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c b/drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c new file mode 100644 index 000000000000..408e4082de74 --- /dev/null +++ b/drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c @@ -0,0 +1,395 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Samsung S6D7AA0 MIPI-DSI TFT LCD controller drm_panel driver. + * + * Copyright (C) 2022 Artur Weber + */ + +#include +#include +#include +#include +#include +#include +#include + +#include