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[95.248.31.20]) by smtp.gmail.com with ESMTPSA id x24-20020aa7d398000000b0051499320435sm528887edq.14.2023.06.02.03.21.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 02 Jun 2023 03:21:34 -0700 (PDT) From: Dario Binacchi To: linux-kernel@vger.kernel.org Cc: Amarula patchwork , michael@amarulasolutions.com, Dario Binacchi , Alexandre Torgue , Conor Dooley , Krzysztof Kozlowski , Maxime Coquelin , Rob Herring , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com Subject: [PATCH v2 1/6] ARM: dts: stm32: add ltdc support on stm32f746 MCU Date: Fri, 2 Jun 2023 12:21:17 +0200 Message-Id: <20230602102123.3345587-2-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20230602102123.3345587-1-dario.binacchi@amarulasolutions.com> References: <20230602102123.3345587-1-dario.binacchi@amarulasolutions.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,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=unavailable 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?1767586074955129180?= X-GMAIL-MSGID: =?utf-8?q?1767586074955129180?= Add LTDC (Lcd-tft Display Controller) support. Signed-off-by: Dario Binacchi --- (no changes since v1) arch/arm/boot/dts/stm32f746.dtsi | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/arch/arm/boot/dts/stm32f746.dtsi b/arch/arm/boot/dts/stm32f746.dtsi index dc868e6da40e..9c4ba0b7f239 100644 --- a/arch/arm/boot/dts/stm32f746.dtsi +++ b/arch/arm/boot/dts/stm32f746.dtsi @@ -507,6 +507,16 @@ pwm { }; }; + ltdc: display-controller@40016800 { + compatible = "st,stm32-ltdc"; + reg = <0x40016800 0x200>; + interrupts = <88>, <89>; + resets = <&rcc STM32F7_APB2_RESET(LTDC)>; + clocks = <&rcc 1 CLK_LCD>; + clock-names = "lcd"; + status = "disabled"; + }; + pwrcfg: power-config@40007000 { compatible = "st,stm32-power-config", "syscon"; reg = <0x40007000 0x400>; From patchwork Fri Jun 2 10:21:18 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dario Binacchi X-Patchwork-Id: 102441 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:994d:0:b0:3d9:f83d:47d9 with SMTP id k13csp922704vqr; Fri, 2 Jun 2023 03:24:10 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ5B5Hazrhi28TpV6pChqo67qzHNBYQFzXtgLTUK+G9ArJIa6kQ/GYOsg98YYyGdi+qN/h56 X-Received: by 2002:a05:6358:4317:b0:127:c478:6418 with SMTP id r23-20020a056358431700b00127c4786418mr7973614rwc.30.1685701449915; Fri, 02 Jun 2023 03:24:09 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1685701449; cv=none; d=google.com; s=arc-20160816; b=daW92Mu7t4TnpQAn+ilFGIKOaxzG93vY7kpBCFKlQFvHS8s49N7DJ2QbvOlb6b6S8c L1deEyOnRpwF62JcuFeMyztZhoeEbyX3JEaXLV0RUY4vH/oTuS3jfc2REClbeQhRADuM qx5hx6BRKlihPGjnmYZSz/DgC/UGxtiVa1AqhUDKZckbEPAd7sMYBgvICtXt+PPJTdNR aGft7S+HRqBFcNCNWD7E9kxwr4JSOIkEWYWkv+JiI2NPQ5STzDBdRzm5OwcW05XmjBVf g9XJ/9DyPStILvfTp/eztxwrF5hwh6kHCwSquUp+NSCPwJGP3z8+N6UxXE9qE6f+ZTQD XN0g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=3QAQ0RCZfE4mrNQglSUgy3WeBMWWHrgZHNbJHgr6400=; b=yPhr5YdusMVu3y76ZGGEMzWq+WxmfKPznP2og/3IvFmHtvrmSx9tlO1TqOyjy/imxN E2kUpa/ufl5OXTCrk0ZG+hQ+yWkLNozutWTFaZb7KOkiINGV/7sZwBpmklLvu0M2weqw SGDi2mKjScYBZANwmFNM1I660aZ3w2szUJqa99CV+Z8h5ZYTA17l0JEB+maUAfce6Zi/ E4lZj7UQXGptE6IHaPyN19yW7RiJTZCeE7w6OpVIwZpQYZsEqIj0XGLXYPaOICAr+vC4 of9Wisfw1E7jPuNXtrhwX3+ZdSWfRcwG96w9pTDWbDlxq92Nk07SenF7EVMgBBGHiBHR YJOw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@amarulasolutions.com header.s=google header.b=MohSPCp+; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=amarulasolutions.com Received: from out1.vger.email (out1.vger.email. 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[95.248.31.20]) by smtp.gmail.com with ESMTPSA id x24-20020aa7d398000000b0051499320435sm528887edq.14.2023.06.02.03.21.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 02 Jun 2023 03:21:35 -0700 (PDT) From: Dario Binacchi To: linux-kernel@vger.kernel.org Cc: Amarula patchwork , michael@amarulasolutions.com, Dario Binacchi , Alexandre Torgue , Conor Dooley , Krzysztof Kozlowski , Maxime Coquelin , Rob Herring , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com Subject: [PATCH v2 2/6] ARM: dts: stm32: add pin map for LTDC on stm32f7 Date: Fri, 2 Jun 2023 12:21:18 +0200 Message-Id: <20230602102123.3345587-3-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20230602102123.3345587-1-dario.binacchi@amarulasolutions.com> References: <20230602102123.3345587-1-dario.binacchi@amarulasolutions.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,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=unavailable 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?1767586083853680335?= X-GMAIL-MSGID: =?utf-8?q?1767586083853680335?= Add pin configurations for using LTDC (LCD-tft Display Controller) on stm32f746-disco board. Signed-off-by: Dario Binacchi --- (no changes since v1) arch/arm/boot/dts/stm32f7-pinctrl.dtsi | 35 ++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) diff --git a/arch/arm/boot/dts/stm32f7-pinctrl.dtsi b/arch/arm/boot/dts/stm32f7-pinctrl.dtsi index 9f65403295ca..f3f90b9bcd61 100644 --- a/arch/arm/boot/dts/stm32f7-pinctrl.dtsi +++ b/arch/arm/boot/dts/stm32f7-pinctrl.dtsi @@ -365,6 +365,41 @@ pins2 { bias-pull-up; }; }; + + + ltdc_pins_a: ltdc-pins-a-0 { + pins { + pinmux = , /* LCD_B0 */ + , /* LCD_B4 */ + , /* LCD_VSYNC */ + , /* LCD_HSYNC */ + , /* LCD_CLK */ + , /* LCD_R0 */ + , /* LCD_R1 */ + , /* LCD_R2 */ + , /* LCD_R3 */ + , /* LCD_R4 */ + , /* LCD_R5 */ + , /* LCD_R6 */ + , /* LCD_R7 */ + , /* LCD_G0 */ + , /* LCD_G1 */ + , /* LCD_G2 */ + , /* LCD_G3 */ + , /* LCD_G4 */ + , /* LCD_B1 */ + , /* LCD_B2 */ + , /* LCD_B3 */ + , /* LCD_G5 */ + , /* LCD_G6 */ + , /* LCD_G7 */ + , /* LCD_B5 */ + , /* LCD_B6 */ + , /* LCD_B7 */ + ; /* LCD_DE */ + slew-rate = <2>; + }; + }; }; }; }; From patchwork Fri Jun 2 10:21:19 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dario Binacchi X-Patchwork-Id: 102467 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:994d:0:b0:3d9:f83d:47d9 with SMTP id k13csp928451vqr; Fri, 2 Jun 2023 03:36:42 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ55abeyY1cGmXUhGB5rxISggGvpsxHH26lPEKrNfiPdQbITRUGWytPxaY1kLmPFNZQhksPx X-Received: by 2002:a9d:6f98:0:b0:6ab:30f3:6e69 with SMTP id h24-20020a9d6f98000000b006ab30f36e69mr2295034otq.15.1685702202659; Fri, 02 Jun 2023 03:36:42 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1685702202; cv=none; d=google.com; s=arc-20160816; b=rXV84PZqEWH3VdSZesag7ypcpTiGme6FfYZzw3NnmrFvBu8WTj+1kqd3XButJTJ7Ew O1c/kHm5FKaoPpEd1twQEelJ9+11XfrJxzXhvzaMxqvBykm3ie2kxzr5PS6fQDrSSeu9 AHFWSIoHLBMeZVU2lKg8DtW7+S+dyeZz75QtBfb8Ira8Tlq71H5ZKJsWjpSBiC+r2Arm rV5fgnzGZxHVZlEg69hrywAVTgj+96NepTbt0NVXDkiMnisP8byahOP7Ff/zHrhSJTeI KS2Nq1sHU/WCndYLdm0XEqLk8Kbos3Amd5qNpaPEPGfunGVfS1PwZgICHJKTVoDcUDtK 3dvg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=tlm5X0f1SJIUHEa+Ch7CRBAmlhS5LXsyaOP8GZ1/KKI=; b=dOp0ovcxEJYEZoeuLq6v1yvMp9XUlyZF/eevi2Acw6T0uSnkgdwlFdIEin7EhW8SPf rO1ri5mOHXOkyr4ih1+8gPXxJn91V5Zpt8iElTxO/Z/olB39f+0lS+megkf4Vjl7Nsg8 JiuDX45kp+TWlkyu58bYASgjtsZCyC7L7bpudcGat2Q5dpRZmH/zbNrazQr9imPsqLWm oZ/cJs5OMvDjBNJC1RzWUzTPgShigDUeTDAY6V89VJJDgu+5TIcGajL+WcIfss4+LGyA 2M+7xdUjlkqRQxLZUH0kPB9TABtZHCHj/KJ4pey/9j8a/8Durjvx9FdQe4QxakRxRQHY oojg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@amarulasolutions.com header.s=google header.b=dKNDTUc5; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=amarulasolutions.com Received: from out1.vger.email (out1.vger.email. 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[95.248.31.20]) by smtp.gmail.com with ESMTPSA id x24-20020aa7d398000000b0051499320435sm528887edq.14.2023.06.02.03.21.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 02 Jun 2023 03:21:37 -0700 (PDT) From: Dario Binacchi To: linux-kernel@vger.kernel.org Cc: Amarula patchwork , michael@amarulasolutions.com, Dario Binacchi , Alexandre Torgue , Conor Dooley , Krzysztof Kozlowski , Maxime Coquelin , Rob Herring , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com Subject: [PATCH v2 3/6] ARM: dts: stm32: support display on stm32f746-disco board Date: Fri, 2 Jun 2023 12:21:19 +0200 Message-Id: <20230602102123.3345587-4-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20230602102123.3345587-1-dario.binacchi@amarulasolutions.com> References: <20230602102123.3345587-1-dario.binacchi@amarulasolutions.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,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=unavailable 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?1767586872782733530?= X-GMAIL-MSGID: =?utf-8?q?1767586872782733530?= Add support to Rocktech RK043FN48H display on stm32f746-disco board. Signed-off-by: Dario Binacchi --- (no changes since v1) arch/arm/boot/dts/stm32f746-disco.dts | 51 +++++++++++++++++++++++++++ 1 file changed, 51 insertions(+) diff --git a/arch/arm/boot/dts/stm32f746-disco.dts b/arch/arm/boot/dts/stm32f746-disco.dts index c11616ed5fc6..cda423b6a874 100644 --- a/arch/arm/boot/dts/stm32f746-disco.dts +++ b/arch/arm/boot/dts/stm32f746-disco.dts @@ -60,10 +60,41 @@ memory@c0000000 { reg = <0xC0000000 0x800000>; }; + reserved-memory { + #address-cells = <1>; + #size-cells = <1>; + ranges; + + linux,cma { + compatible = "shared-dma-pool"; + no-map; + size = <0x80000>; + linux,dma-default; + }; + }; + aliases { serial0 = &usart1; }; + backlight: backlight { + compatible = "gpio-backlight"; + gpios = <&gpiok 3 GPIO_ACTIVE_HIGH>; + status = "okay"; + }; + + panel_rgb: panel-rgb { + compatible = "rocktech,rk043fn48h"; + backlight = <&backlight>; + enable-gpios = <&gpioi 12 GPIO_ACTIVE_HIGH>; + status = "okay"; + port { + panel_in_rgb: endpoint { + remote-endpoint = <<dc_out_rgb>; + }; + }; + }; + usbotg_hs_phy: usb-phy { #phy-cells = <0>; compatible = "usb-nop-xceiv"; @@ -99,6 +130,26 @@ &i2c1 { status = "okay"; }; +&dma1 { + status = "okay"; +}; + +&dma2 { + status = "okay"; +}; + +<dc { + pinctrl-0 = <<dc_pins_a>; + pinctrl-names = "default"; + status = "okay"; + + port { + ltdc_out_rgb: endpoint { + remote-endpoint = <&panel_in_rgb>; + }; + }; +}; + &sdio1 { status = "okay"; vmmc-supply = <&mmc_vcard>; From patchwork Fri Jun 2 10:21:20 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dario Binacchi X-Patchwork-Id: 102450 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:994d:0:b0:3d9:f83d:47d9 with SMTP id k13csp926221vqr; Fri, 2 Jun 2023 03:32:03 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ7X3G7Sr/yVufRyaS5Cka2RttGwMWykrA9qrEVNqB2NDzQ2iqw8pIxOr10DjVdUe0RbGymp X-Received: by 2002:a05:6a20:938a:b0:10d:d18b:95ce with SMTP id x10-20020a056a20938a00b0010dd18b95cemr15406248pzh.22.1685701922990; Fri, 02 Jun 2023 03:32:02 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1685701922; cv=none; d=google.com; s=arc-20160816; b=Aywpun7tmeg0z9dL/Aju79wYovW0KkCGtqdyf3b2TJzc7j1BqOwyyqAJOke2Ya0Rvv a/ntP4u9wLY/ozDnIQzLKCyukC9ChzAeU8dvRIHYn+MdoQ9NPoE0f7qoAP6Ghhgv48nh avGLw+DXRkrQtlmpbd8Labxz8AbmvUlCjuQzG8oNOEK0/LGaEeS0FOz6DXuGCnM4vJGn Xa55KYqhFZH9dc4WIWUHFTnMM7nKO978VsiDXybvaZcS5ytaBmulFfU/nRkaohAZ1SSs Fi1xuzRcgpH4dXEOi+dGE4B1yEcKgDGT0dg1bUtEYde1qWqxxeOQ6vAGm4kGvCEyTxZk NpiQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=+N6ncdPhuJx70XZ6yjaTOtXW/wJdhXZgpqu86CyLnmg=; b=GFFeyAmpp8aRaa/5FezPgLvMV3VPOWsUvn1SKN66w4bK1Hmo8i0Ep6KGy7VfNV0aLK 3D0CAmTButqH1UtWfEYIGSkhTtsjoFeiBVppOalxz4MjqNCLS/DRqC7ooOLTx8//sbh5 hKfz//aQJYKxFdgLnJ4JTaXdcW/eJtkaujXLQNM94cihDjcqMUc1AcIpvPBhG98c6Qa5 T45YlqIXdCLC0MUvMcIU658v2uvHPEqESIM8FbIrRy2KTrgEHyUA6p7rFAHXafD6jvIq dpiU38PH+Ne5DgFV6XbYI7P2D2HxwJL6mww9a6Hizo5ABBM/vkw7Elj+f3JvXz7eFoRt 9PPA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@amarulasolutions.com header.s=google header.b=FN+wcbGO; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=amarulasolutions.com Received: from out1.vger.email (out1.vger.email. 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[95.248.31.20]) by smtp.gmail.com with ESMTPSA id x24-20020aa7d398000000b0051499320435sm528887edq.14.2023.06.02.03.21.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 02 Jun 2023 03:21:38 -0700 (PDT) From: Dario Binacchi To: linux-kernel@vger.kernel.org Cc: Amarula patchwork , michael@amarulasolutions.com, Dario Binacchi , Conor Dooley , Conor Dooley , Daniel Vetter , David Airlie , Krzysztof Kozlowski , Neil Armstrong , Rob Herring , Sam Ravnborg , Thierry Reding , devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org Subject: [PATCH v2 4/6] dt-bindings: display: simple: add Rocktech RK043FN48H Date: Fri, 2 Jun 2023 12:21:20 +0200 Message-Id: <20230602102123.3345587-5-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20230602102123.3345587-1-dario.binacchi@amarulasolutions.com> References: <20230602102123.3345587-1-dario.binacchi@amarulasolutions.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,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=unavailable 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?1767586579604969189?= X-GMAIL-MSGID: =?utf-8?q?1767586579604969189?= Add compatible to panel-simple for Rocktech Displays Limited RK043FN48H 4.3" 480x272 LCD-TFT panel. Signed-off-by: Dario Binacchi Acked-by: Conor Dooley --- Changes in v2: - Add 'Acked-by' tag of Conor Dooley. .../devicetree/bindings/display/panel/panel-simple.yaml | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/display/panel/panel-simple.yaml b/Documentation/devicetree/bindings/display/panel/panel-simple.yaml index 01560fe226dd..bd6a92d2b41c 100644 --- a/Documentation/devicetree/bindings/display/panel/panel-simple.yaml +++ b/Documentation/devicetree/bindings/display/panel/panel-simple.yaml @@ -280,6 +280,8 @@ properties: - rocktech,rk101ii01d-ct # Rocktech Display Ltd. RK070ER9427 800(RGB)x480 TFT LCD panel - rocktech,rk070er9427 + # Rocktech Display Ltd. RK043FN48H 4.3" 480x272 LCD-TFT panel + - rocktech,rk043fn48h # Samsung 13.3" FHD (1920x1080 pixels) eDP AMOLED panel - samsung,atna33xc20 # Samsung 12.2" (2560x1600 pixels) TFT LCD panel From patchwork Fri Jun 2 10:21:21 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dario Binacchi X-Patchwork-Id: 102468 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:994d:0:b0:3d9:f83d:47d9 with SMTP id k13csp928749vqr; Fri, 2 Jun 2023 03:37:22 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ76cJuq0YvOdNQ/BF6IgxEEQDqWNV7Y6VT+CHrPR2GOG077zBmsZZtYflcctM+SlYglUxts X-Received: by 2002:a25:d457:0:b0:bac:b478:d215 with SMTP id m84-20020a25d457000000b00bacb478d215mr2657847ybf.9.1685702242047; Fri, 02 Jun 2023 03:37:22 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1685702241; cv=none; d=google.com; s=arc-20160816; b=mLgSy9I55JUoY+Y5rKvT2Q4Dog5/mMrHqRttJN8eX73qyU+6R1OfbOZ36QT28R9BHb qptHjCarxuzWdfXiWFftpnVaYuNQN4kZ2bcZ9pN5sKmYIJ/+BgjTxK5aKQLMS+KQT8FJ +7UkIDbvVbPAlk1F+P3wtcNu18Cm39uE93kvmY1jfYoOZcCv0y1g6HueYGJv9BN+ZM4t oXbO/hV5GBh5Dkyz/RSH8I3vam9ABQxfv5tWLSJIni4bJtG/bsS3y9gjazzUfBhbzuZc aj8pxduy15YjxcJsFnE8RV6OnLwdfXyVPDKExHN7v5rZksC6Nh/vnWCBSfjcitwYxm8C qr+A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=QVzHDRPJNZ9IK1tuBeqT97BbWRZLa0+X8FPJl3jJUF8=; b=if9LzSCo/mZ+IvCM/TvA1eOq/y0sKsh/zCkntGzkBJtE14+QrQFo7zYRRckKD+CfAZ rAYyIDVJXfTUPrc5JR4PIf/FQ8a2ztFzf7vLe3hy6Io8TfDP52XcLOfCWbmvEoa7Pxhd wowIRThJ0s4gs6C6nRgi+DoqOzUm28upPnoEn2YBZqeLfinsv6xexBRjhh6QmwQin2Ti R2wzCikYXhU8TKdnCO/HD/31LBggG3DD3zH6kZYBWxpsil/sTl1FIsGekQ9sC3Yc/7q4 aFXLjCDHe8Ken6cLSSKDTb6hsHf3w3jP+FIE9GznPLahs5DV4kE4HfFpg7M1nt4RSbZc hFHQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@amarulasolutions.com header.s=google header.b=mMi7B8OL; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=amarulasolutions.com Received: from out1.vger.email (out1.vger.email. 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[95.248.31.20]) by smtp.gmail.com with ESMTPSA id x24-20020aa7d398000000b0051499320435sm528887edq.14.2023.06.02.03.21.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 02 Jun 2023 03:21:40 -0700 (PDT) From: Dario Binacchi To: linux-kernel@vger.kernel.org Cc: Amarula patchwork , michael@amarulasolutions.com, Dario Binacchi , kernel test robot , Daniel Vetter , David Airlie , Neil Armstrong , Sam Ravnborg , dri-devel@lists.freedesktop.org Subject: [PATCH v2 5/6] drm/panel: simple: add support for Rocktech RK043FN48H panel Date: Fri, 2 Jun 2023 12:21:21 +0200 Message-Id: <20230602102123.3345587-6-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20230602102123.3345587-1-dario.binacchi@amarulasolutions.com> References: <20230602102123.3345587-1-dario.binacchi@amarulasolutions.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,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?1767586914186850368?= X-GMAIL-MSGID: =?utf-8?q?1767586914186850368?= Add support for Rocktech RK043FN48H 4.3" (480x272) LCD-TFT panel. Signed-off-by: Dario Binacchi Reported-by: kernel test robot Closes: https://lore.kernel.org/oe-kbuild-all/202306020343.jNTWeM0P-lkp@intel.com/ --- Changes in v2: - Fix build warning reported by kernel test robot. - Add 'Reported-by' tag of kernel test robot. drivers/gpu/drm/panel/panel-simple.c | 29 ++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index 065f378bba9d..3b10e78d07d9 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -3188,6 +3188,32 @@ static const struct panel_desc qishenglong_gopher2b_lcd = { .connector_type = DRM_MODE_CONNECTOR_DPI, }; +static const struct display_timing rocktech_rk043fn48h_timing = { + .pixelclock = { 6000000, 9000000, 12000000 }, + .hactive = { 480, 480, 480 }, + .hback_porch = { 8, 43, 43 }, + .hfront_porch = { 2, 8, 8 }, + .hsync_len = { 1, 1, 1 }, + .vactive = { 272, 272, 272 }, + .vback_porch = { 2, 12, 12 }, + .vfront_porch = { 1, 4, 4 }, + .vsync_len = { 1, 10, 10 }, + .flags = DISPLAY_FLAGS_VSYNC_LOW | DISPLAY_FLAGS_HSYNC_LOW | + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE, +}; + +static const struct panel_desc rocktech_rk043fn48h = { + .timings = &rocktech_rk043fn48h_timing, + .num_timings = 1, + .bpc = 8, + .size = { + .width = 95, + .height = 54, + }, + .bus_format = MEDIA_BUS_FMT_RGB888_1X24, + .connector_type = DRM_MODE_CONNECTOR_DPI, +}; + static const struct display_timing rocktech_rk070er9427_timing = { .pixelclock = { 26400000, 33300000, 46800000 }, .hactive = { 800, 800, 800 }, @@ -4218,6 +4244,9 @@ static const struct of_device_id platform_of_match[] = { }, { .compatible = "qishenglong,gopher2b-lcd", .data = &qishenglong_gopher2b_lcd, + }, { + .compatible = "rocktech,rk043fn48h", + .data = &rocktech_rk043fn48h, }, { .compatible = "rocktech,rk070er9427", .data = &rocktech_rk070er9427, From patchwork Fri Jun 2 10:21:22 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dario Binacchi X-Patchwork-Id: 102462 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:994d:0:b0:3d9:f83d:47d9 with SMTP id k13csp928150vqr; Fri, 2 Jun 2023 03:36:05 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ51QQW16Ro09rhy+wND5himeP/Uj4UZWUzRZL0ErEWoVWPBkrFNj9sG1PsaR2Dn0cpnugqa X-Received: by 2002:a17:902:c94b:b0:1b1:8900:5211 with SMTP id i11-20020a170902c94b00b001b189005211mr1367986pla.28.1685702164662; Fri, 02 Jun 2023 03:36:04 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1685702164; cv=none; d=google.com; s=arc-20160816; b=vr7i7nfgmQ6WlJjO6+MImmVNFaSw2zUt+8Vkf8Q1b06u+cQ5MUYrT960suLNpAsUtg MzcRFShiRke4TfCK8AR9+BxW7Nd1GvEB0SNJMnY5DPSWlUIqAslEE1IGqVMsTPGaFaKc IAU+g6PRtaHbwSeQGLNrdcsLFXyrEbaIXgildh582eljnX6OOwITlxz0avJZmsyohuDc bkWNqXiPDAcobofv5GodLx0wfG6KnKLhSmHk5yPi6f2hfkCm1D9zSrx3uxCF2R2iIhJ9 VKexzD7fMAPykFYvA6iZ8JsJPWAVW+qhOTkHNDqdT5GMBBvXFRN9QQGVZBmfQerHqTi2 TGlg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=yAW+zzizoPdH0S/aO5WCXuWp95MvJ4568t/x7rERkZ8=; b=0w/eHIAAYwTG4U75phKqh3joLHjHZoDyUaq1EMhunmOc0fTYVkOgqUp5ktezY0ubw4 DnwjcnDd+QeeXQHKAzSbI9lmEukZnwoQA5t1Q0crzxakxpklQuNotV3bqv8gDoDIWxvT zj6ApNeb55EYJphEzmUrKXLDmn7px21wC12/ojCDARtgPS1BSVKMcy2QTTRmlRu/f9hv B8HsqDEDtUnIS3xk/8+4Df8sw1G2qMxg/JiwF4bYmCc4nmZ8eaR4fYWakYzsFnvbp/q+ ljLBaLgHkFkII63bZgIznyB22fwobQB0hlY+dQWQRDVzx8apIQ3h3wCWzRCUs7g6iIdD LtAA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@amarulasolutions.com header.s=google header.b=GsIwW50O; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=amarulasolutions.com Received: from out1.vger.email (out1.vger.email. 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[95.248.31.20]) by smtp.gmail.com with ESMTPSA id x24-20020aa7d398000000b0051499320435sm528887edq.14.2023.06.02.03.21.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 02 Jun 2023 03:21:42 -0700 (PDT) From: Dario Binacchi To: linux-kernel@vger.kernel.org Cc: Amarula patchwork , michael@amarulasolutions.com, Dario Binacchi , Alexandre Torgue , Daniel Vetter , David Airlie , Maxime Coquelin , Philippe Cornu , Raphael Gallais-Pou , Yannick Fertre , dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com Subject: [PATCH v2 6/6] drm/stm: add an option to change FB bpp Date: Fri, 2 Jun 2023 12:21:22 +0200 Message-Id: <20230602102123.3345587-7-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20230602102123.3345587-1-dario.binacchi@amarulasolutions.com> References: <20230602102123.3345587-1-dario.binacchi@amarulasolutions.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,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?1767586833180897496?= X-GMAIL-MSGID: =?utf-8?q?1767586833180897496?= Boards that use the STM32F{4,7} series have limited amounts of RAM. The added parameter allows users to size, within certain limits, the memory footprint required by the framebuffer. Signed-off-by: Dario Binacchi --- (no changes since v1) drivers/gpu/drm/stm/drv.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/stm/drv.c b/drivers/gpu/drm/stm/drv.c index 422220df7d8c..65be2b442a6a 100644 --- a/drivers/gpu/drm/stm/drv.c +++ b/drivers/gpu/drm/stm/drv.c @@ -30,6 +30,11 @@ #define STM_MAX_FB_WIDTH 2048 #define STM_MAX_FB_HEIGHT 2048 /* same as width to handle orientation */ +static uint stm_bpp = 16; + +MODULE_PARM_DESC(bpp, "bits-per-pixel (default: 16)"); +module_param_named(bpp, stm_bpp, uint, 0644); + static const struct drm_mode_config_funcs drv_mode_config_funcs = { .fb_create = drm_gem_fb_create, .atomic_check = drm_atomic_helper_check, @@ -93,6 +98,7 @@ static int drv_load(struct drm_device *ddev) ddev->mode_config.min_height = 0; ddev->mode_config.max_width = STM_MAX_FB_WIDTH; ddev->mode_config.max_height = STM_MAX_FB_HEIGHT; + ddev->mode_config.preferred_depth = stm_bpp; ddev->mode_config.funcs = &drv_mode_config_funcs; ddev->mode_config.normalize_zpos = true; @@ -203,7 +209,7 @@ static int stm_drm_platform_probe(struct platform_device *pdev) if (ret) goto err_put; - drm_fbdev_dma_setup(ddev, 16); + drm_fbdev_dma_setup(ddev, stm_bpp); return 0;