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[95.248.31.20]) by smtp.gmail.com with ESMTPSA id bh25-20020a170906a0d900b0096165b2703asm10658522ejb.110.2023.06.01.10.03.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 01 Jun 2023 10:03:45 -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 1/6] ARM: dts: stm32: add ltdc support on stm32f746 MCU Date: Thu, 1 Jun 2023 19:03:15 +0200 Message-Id: <20230601170320.2845218-2-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20230601170320.2845218-1-dario.binacchi@amarulasolutions.com> References: <20230601170320.2845218-1-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 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?1767521368823278399?= X-GMAIL-MSGID: =?utf-8?q?1767521368823278399?= Add LTDC (Lcd-tft Display Controller) support. Signed-off-by: Dario Binacchi --- 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 Thu Jun 1 17:03:16 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dario Binacchi X-Patchwork-Id: 102102 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:994d:0:b0:3d9:f83d:47d9 with SMTP id k13csp482326vqr; Thu, 1 Jun 2023 10:06:29 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ6boiA7wEQp0ffkR7c2ld5CPTU0AIrwwrJXuLHD2CSMNh0pcBX3cirg4Y0bsrWdskuBcSlu X-Received: by 2002:a05:6a00:1493:b0:63f:2959:a271 with SMTP id v19-20020a056a00149300b0063f2959a271mr3232424pfu.6.1685639189437; Thu, 01 Jun 2023 10:06:29 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1685639189; cv=none; d=google.com; s=arc-20160816; b=s4cQvYHOWzKpQq2uhzIx0OI85aqA/gej0nr/vP81pYalVbVWAor198PGk4+e6Iu4be Xmj5Z68BkOYqZK6APyLrM8iVZ4ibP4CHWspDi5ZwhjFBTJo+45QtaYQVY/QASc8Sv8SR 40wCZqsDOmpI2hQiqr4kpOjten7cbih2B6ebN8Lj3VUNgid/krcZxqgXShw15f61DJp/ BZUBYMgIwpYa/8tGYsbdBMV2EGQPJOlj/xx3gKo88QNnpe8ZI6W5kddPPcb2BAbHA3fy ehzP+btq+lfKzCnKSYlBkPPWtcSecLD2J0OheZziOWmJrOaB/28ZxjgRzFMCzcZu9d7z rIXA== 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=mcKcmUUCIxd110zie+CjXE9D2AXIydaNegCcV+6SNq0=; b=zTECO/UhIt1lC/+1f1PWTR6eLBSWn7udR+ZgY9f7p4v4dvfTD1jsm/qYIss4RXHfF9 UD817puJrLFMgzq0k2CuXuMPmIoOxCSLjlhwJQYumvKYJ+TlzXFVedSQVevlfC9xncOX RsNLPFVXI1lL6UPzler2o1piwdBzk4/4VRahDlyK0GF/wuyRRjSUfrAwDDhr3CS35FQg nGCRq81iVJmJtv9qexqr7PvFYl3IsZJlriT/A6JnXFMpUw9UttzFMXJRolA3yzza7LFA 0ggM/jTLnfwcUNc7GQQU87gScwzmRD62H37/Rms2NR+4/+BapiihRu60D+iym1i/Yon/ hR9Q== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@amarulasolutions.com header.s=google header.b=ONctjRxH; 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 bh25-20020a170906a0d900b0096165b2703asm10658522ejb.110.2023.06.01.10.03.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 01 Jun 2023 10:03:47 -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 2/6] ARM: dts: stm32: add pin map for LTDC on stm32f7 Date: Thu, 1 Jun 2023 19:03:16 +0200 Message-Id: <20230601170320.2845218-3-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20230601170320.2845218-1-dario.binacchi@amarulasolutions.com> References: <20230601170320.2845218-1-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 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?1767520798623816409?= X-GMAIL-MSGID: =?utf-8?q?1767520798623816409?= Add pin configurations for using LTDC (LCD-tft Display Controller) on stm32f746-disco board. Signed-off-by: Dario Binacchi --- 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 Thu Jun 1 17:03:17 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dario Binacchi X-Patchwork-Id: 102106 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:994d:0:b0:3d9:f83d:47d9 with SMTP id k13csp489882vqr; Thu, 1 Jun 2023 10:17:00 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ7KqMXKBzXEZJlDfT1MfSt4saJV3ceq0YQ5wiYnAeywmBzv6Rn6DRWOFj6g9bshadh3HFls X-Received: by 2002:a17:90a:e88:b0:244:d441:8f68 with SMTP id 8-20020a17090a0e8800b00244d4418f68mr2896158pjx.16.1685639819778; Thu, 01 Jun 2023 10:16:59 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1685639819; cv=none; d=google.com; s=arc-20160816; b=p+sl7wKoV+Uon1chjt/oyNdq2mxFETpaTu6TjBypk5aY9rhXn9rE43JHPeixbEVOXn HIXws27GUoSBZ0Ymn6tcV5JHgdC9oWkHqLqFNhtN6pTN2R4hc05/ohTm+GvNVrECEDeE Ch8cYo8dqA4SN0/68PO+O1g+gUJ2g+EDSnZNMpYpNIyGumGix3PRwz0n2idwhU2FphrE IW4oNvOU04KPWUuMGtyI7xpvlQRRMWFt8p/xfM0tLZ29lZQMma4WSAjdBNaeBiEMAzz7 F2rFJuU3XMQo4SjM64Qkiao0BY5rNNvWrjRD8ndMwg1zw6PxCfkvHcFygDVJrcwC7+cC NzEw== 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=UONz0K3nwm2zifFBUhCTgrepWK1oSDUw2LPUignW7i8=; b=yFSyPi9Fr9m3vaLjg6CyFiCMuq4lBsOvRktG49abmdpZHScdQYKyB7U/9LMsPrTtNb 9Ub+J4eVX9/Q9NOYwe/9KMLZleIrxmeGeQkk4QAcmbcCryLbva0BQME87g5WDBSbUxMh 12Nk6l03Ln08C07NyC8uVjnaDb3DrsXdlGi+HvZJ6acGkvCLId0abzCAGSw99aC3gKVM MNAIt5nDsqBnF5ZPqSIlG58e8Bi/4OUMCi02s22PntCHBr9vH15LKfmslYCiU6nwFiXs 6OwuerQCddH6UBS1hl47sVTvH7/jPwqb8/mlXtkY/wHrnZIkpptjP0pvWxwQ2Mu7KR7W G4IQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@amarulasolutions.com header.s=google header.b=UnYYUWSC; 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 bh25-20020a170906a0d900b0096165b2703asm10658522ejb.110.2023.06.01.10.03.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 01 Jun 2023 10:03:48 -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 3/6] ARM: dts: stm32: support display on stm32f746-disco board Date: Thu, 1 Jun 2023 19:03:17 +0200 Message-Id: <20230601170320.2845218-4-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20230601170320.2845218-1-dario.binacchi@amarulasolutions.com> References: <20230601170320.2845218-1-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 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?1767521459210403211?= X-GMAIL-MSGID: =?utf-8?q?1767521459210403211?= Add support to Rocktech RK043FN48H display on stm32f746-disco board. Signed-off-by: Dario Binacchi --- 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 Thu Jun 1 17:03:18 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dario Binacchi X-Patchwork-Id: 102120 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:994d:0:b0:3d9:f83d:47d9 with SMTP id k13csp517489vqr; Thu, 1 Jun 2023 11:04:10 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ70pn+wh5UX8UiAREsdIkZBaU4z/37nd40eYJcd3ukCoHHCtOReNov7oSrXa+zs87NoDikX X-Received: by 2002:a17:90b:24e:b0:256:8a87:f02e with SMTP id fz14-20020a17090b024e00b002568a87f02emr178178pjb.4.1685642650193; Thu, 01 Jun 2023 11:04:10 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1685642650; cv=none; d=google.com; s=arc-20160816; b=WLaphKvkXZ+P7+7qSGd0dbIhxoKh8i5YQl0LKHn+zskm3V3QigJjDK1HgAn2nfSwGn /Vrudszaz2VH0zOFDccPXTPfXDiiq96sXVYrg8+5WU9HGjmziqPWQQt+I9lNsJMF+p5+ DqCviku+Bye+FDUCUTzL1QL2FeSz2KaehAK+kU1RlhHWU9z9Vr10ZKnbR7gjng5/QgoD VEoJKbXWRz7Tw0ZgNQKYr+n4BHrWQ7xZ6+Gp2uyU7nEh4W9+wexmTkvKjUc7WLNupdlc OHJzxPmCLq1tkppKXh9/NvpNKNG8SuT3fSQyaOXWdwm6LL9I7lDsDnMf6ADNbxqur52b AB7g== 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=TTcjRJtvmJkq+LZbJsn7Ql99XlhQeL7VF1cYGLTbIN0=; b=QbBJIfCkLtYDHg0hcerg1fAcWvDoMJw1DtyL7Wuk1nBcgum3jc855KLckOFchLbVOw 9IdLm0KL/rAshRLqOD3+sOzqKLA7aSJThlanf/XTcmEqQDx2UEDpPPqjCEmqi6/Z5cfr 5jUI2y4eI6+XVqFZgm66k1SBsBMUyBPjUv7MZpFPrd1hHCc7w8gZ914sVP2Tb9XBVcxh aIkNddSS9lgnIOnSEDm2PudHa7COaZOdSGdRGWNazqW3rTuMD+LoSt4lAqO6JF/U5h+o WU5MS22IF2eUmFkx9EelH7m/QlV6sY1XTvsUYp/YM4XEhqNkT/ggxGt9xn7AyT4o212Y xWRw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@amarulasolutions.com header.s=google header.b=n7Sl+iCP; 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 bh25-20020a170906a0d900b0096165b2703asm10658522ejb.110.2023.06.01.10.03.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 01 Jun 2023 10:03:50 -0700 (PDT) From: Dario Binacchi To: linux-kernel@vger.kernel.org Cc: Amarula patchwork , michael@amarulasolutions.com, Dario Binacchi , 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 4/6] dt-bindings: display: simple: add Rocktech RK043FN48H Date: Thu, 1 Jun 2023 19:03:18 +0200 Message-Id: <20230601170320.2845218-5-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20230601170320.2845218-1-dario.binacchi@amarulasolutions.com> References: <20230601170320.2845218-1-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 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?1767524427644352962?= X-GMAIL-MSGID: =?utf-8?q?1767524427644352962?= 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 --- .../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 Thu Jun 1 17:03:19 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dario Binacchi X-Patchwork-Id: 102118 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:994d:0:b0:3d9:f83d:47d9 with SMTP id k13csp512956vqr; Thu, 1 Jun 2023 10:57:53 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ5GfgJAawUNqLD7Are9LeEqYqf2WgTp29dRPU5y77/pHa2Dcu1/s+PP5eLr2mhVgHrnaJ2w X-Received: by 2002:a17:90a:68c4:b0:24e:29ed:af07 with SMTP id q4-20020a17090a68c400b0024e29edaf07mr68524pjj.31.1685642272719; Thu, 01 Jun 2023 10:57:52 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1685642272; cv=none; d=google.com; s=arc-20160816; b=DqRSwK+KaT0x92jzwm58nprnvX8RQe7zirdRAVJLqyDRneP5ncBxKs8wbQL/QzCKGF ouHcbvJlJCnFhZ9lWKi3teBagG7WQSatbpej8dcJS49vb43vVlkW9A+hGzLVGpqip4mW KXYjTpPpKMdmiZaRZUjsiMDeUBo0WQUkLPGtX+aDZWcTQlZTTMIL/tpBykhfwPbZ8E0N m9NWBJHCrx1ufNd1XC3nd4KTY1g1D3O9lg5UMsn238II5sgJm5Bj+TDY+8+CqYSkAdmH P3C5j95fjwq+iimKkqjB64kHfwBlxm9B3ndbTQ5U1SjPDYnguXXMyTCEfRlmiuzmw/UM lk0A== 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=NdElKIu+1cRclMUkHfLP6gJRhgH3ar2X29sNtbMoMuI=; b=njpZ/ttwfW3H5uIiM6qxQ5IeoVkJMHaY4dm79KNqxoR8Bee3srBEIV8OKdq6tgmacO di5a6cZFjr8vNlj6r3vFccIyWUy9FZcS/FxwFW0orEpJTwh6SqD26GQhrRQXNwo+9SzP OvRQD7lrLRYKMZFqpLgKZainVLxD9oEnbkRNov7KWZv1iGVuKr7rg4VvLJu3QxVVmyU5 mJoQXa1od1s2x9Tw8iSp+mBEAdj6nCgzWkyd/kb5PITLtCAnKttazBVBAxpLaUshuQ5I vIVqF6M6yfdQIpcVBCmZiezYRYkZRWugFK95toUa/pPhPRGhPmeK3Kmvt2GrSiggu/Om 7OUw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@amarulasolutions.com header.s=google header.b=hMITaXHx; 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 bh25-20020a170906a0d900b0096165b2703asm10658522ejb.110.2023.06.01.10.03.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 01 Jun 2023 10:03:52 -0700 (PDT) From: Dario Binacchi To: linux-kernel@vger.kernel.org Cc: Amarula patchwork , michael@amarulasolutions.com, Dario Binacchi , Daniel Vetter , David Airlie , Neil Armstrong , Sam Ravnborg , dri-devel@lists.freedesktop.org Subject: [PATCH 5/6] drm/panel: simple: add support for Rocktech RK043FN48H panel Date: Thu, 1 Jun 2023 19:03:19 +0200 Message-Id: <20230601170320.2845218-6-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20230601170320.2845218-1-dario.binacchi@amarulasolutions.com> References: <20230601170320.2845218-1-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 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?1767524031512687667?= X-GMAIL-MSGID: =?utf-8?q?1767524031512687667?= Add support for Rocktech RK043FN48H 4.3" (480x272) LCD-TFT panel. Signed-off-by: Dario Binacchi --- 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..e8e2b2a55f37 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 Thu Jun 1 17:03:20 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dario Binacchi X-Patchwork-Id: 102117 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:994d:0:b0:3d9:f83d:47d9 with SMTP id k13csp509928vqr; Thu, 1 Jun 2023 10:52:12 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ5PPEY/DoZqCcBZ1+YRex+Qze1jd8xzoyuwMZPJbPO+qQzxufkiSNFYBVJ0YOA3q0GarueN X-Received: by 2002:a05:6a00:1acc:b0:64a:f9c7:1365 with SMTP id f12-20020a056a001acc00b0064af9c71365mr11613121pfv.30.1685641931714; Thu, 01 Jun 2023 10:52:11 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1685641931; cv=none; d=google.com; s=arc-20160816; b=cYCYXE5mYKVE53DdSjvC/ykuiLlMKai4tNmg4TvsVByoi29PnpG055LsUjw/0kT9es GiXpH7Yv7gdrtJybumqA7f/SsTumIqZjkwkUKj5MvhcFQhC1OFjLYq6DmAAJ9/pargUj J5lLvOEPaHRYvaKD0AX0QJB9/0BLFiB7S2Lnyh84ELEmvMHTPQhFDkTTVZwO23nKG9pD qgWa/7DcXkBp+5WjwCTT7GXp3NjfhV+TgjP7EicfHxFs+S3yXgmtqDUeWJNtVzGiN1lh lt2tQjHqGzefIW+i+JDvEPDjzIOuHxmq7w4jUINWuYq89sQm1XrYG9htfxdRZgrZpt2p XWCw== 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=Ftjev7ny28lvJRfWKN2KXX1gaG/LDneackQ782m2++c=; b=hdHsnfcEdECc3qjD71ejrN94A8H9lo5YgtKv+FoxBCnKz9T9ua+B2ROJT9LG0kX10s tZPvqvUncNF0m74XepEKPpD0b1oTb/dP1PHAyTf8BM+iUVZ8FormkU/89gHChpvh88Rp gsYXwz9R/35XTyVjH/Ua3rffMGApYrCRnLq+8Z4C+QYtTj+XZ4f6CneVjp7YQBF8sVEA 8s3Jfx3j2OjKD7x8Qo6xpgZ3MQ+NOJkncf4k1mEFpKIpu+v1N+RzASFrdUUcCPz3XSle w6G8gGDD8VL93D2TB/Sh85eP2B4fQuhxcDxzYeZxGjasB5w60IvzoDkZsbeOouiByIiB xC/g== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@amarulasolutions.com header.s=google header.b=RXpREj32; 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 bh25-20020a170906a0d900b0096165b2703asm10658522ejb.110.2023.06.01.10.03.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 01 Jun 2023 10:03:54 -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 6/6] drm/stm: add an option to change FB bpp Date: Thu, 1 Jun 2023 19:03:20 +0200 Message-Id: <20230601170320.2845218-7-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20230601170320.2845218-1-dario.binacchi@amarulasolutions.com> References: <20230601170320.2845218-1-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 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?1767523674088842192?= X-GMAIL-MSGID: =?utf-8?q?1767523674088842192?= 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 --- 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;