From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E13BAC4332F for ; Mon, 21 Feb 2022 14:01:39 +0000 (UTC) Received: by smtp.kernel.org (Postfix) id CB443C340FC; Mon, 21 Feb 2022 14:01:39 +0000 (UTC) Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [46.235.227.227]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.kernel.org (Postfix) with ESMTPS id CB78AC340F0 for ; Mon, 21 Feb 2022 14:01:38 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 smtp.kernel.org CB78AC340F0 Authentication-Results: smtp.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com Authentication-Results: smtp.kernel.org; spf=pass smtp.mailfrom=collabora.com Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: detlev) with ESMTPSA id EDD1C1F4360D DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1645452097; bh=JyZ4Q1uNUvMPkaMzrwGNR6FZOYs0MRxmCAXiT3d0b8w=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=FHS7Rd5bObYGGzkkhS63DRRE36mFd9X7w2I1YqZ/9pRCGkJ1ttG0zhNANsVRqsrMw loZ1+fAJ6XNbEKvuALU6tj2xLhdD0KbTUljE80k8+deY4pRL/+XUQBZYU54Grtzdu4 sscEt0pcejWfTpL/Y1sf+fv6KuMNqmdg+8d+pzZHihg2YcAfJGc1t/LI5IVLlZttZf +lHPBbDgPJNWtVvstZ6VBMlli2fn73TCKytSLX2EfgUipTXgbPJpNAp+ub0n2NZY50 vJ4J+nzws0vptI1hlgmgHInAGPxsPjQU/uDj/7/FCBUKuvlDlwMeURBEmITr3Twrmg 8bBjSXJvWD7+w== From: Detlev Casanova To: linux-kernel@vger.kernel.org List-Id: Cc: Arnd Bergmann , Olof Johansson , soc@kernel.org, Detlev Casanova Subject: [RFC PATCH v2 3/3] ARM: dto: Add bcm2711-rpi-7-inches-ts.dts overlay Date: Mon, 21 Feb 2022 09:01:17 -0500 Message-Id: <20220221140117.90284-4-detlev.casanova@collabora.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220221140117.90284-1-detlev.casanova@collabora.com> References: <20220221140117.90284-1-detlev.casanova@collabora.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add a device tree overlay to support the official Raspberrypi 7" touchscreen for the bcm2711 devices. The panel is connected on the DSI 1 port and uses the simple-panel driver. The device tree also makes sure to activate the pixelvalve[0-4] CRTC modules Signed-off-by: Detlev Casanova --- arch/arm/boot/dts/Makefile | 4 + arch/arm/boot/dts/overlays/Makefile | 3 + .../dts/overlays/bcm2711-rpi-7-inches-ts.dts | 125 ++++++++++++++++++ arch/arm64/boot/dts/broadcom/Makefile | 4 + .../arm64/boot/dts/broadcom/overlays/Makefile | 3 + .../overlays/bcm2711-rpi-7-inches-ts.dts | 2 + 6 files changed, 141 insertions(+) create mode 100644 arch/arm/boot/dts/overlays/Makefile create mode 100644 arch/arm/boot/dts/overlays/bcm2711-rpi-7-inches-ts.dts create mode 100644 arch/arm64/boot/dts/broadcom/overlays/Makefile create mode 100644 arch/arm64/boot/dts/broadcom/overlays/bcm2711-rpi-7-inches-ts.dts diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 235ad559acb2..eb0b0b121947 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -1549,3 +1549,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \ aspeed-bmc-vegman-n110.dtb \ aspeed-bmc-vegman-rx20.dtb \ aspeed-bmc-vegman-sx20.dtb + +ifeq ($(CONFIG_OF_OVERLAY),y) +subdir-y += overlays +endif diff --git a/arch/arm/boot/dts/overlays/Makefile b/arch/arm/boot/dts/overlays/Makefile new file mode 100644 index 000000000000..c90883dfaf91 --- /dev/null +++ b/arch/arm/boot/dts/overlays/Makefile @@ -0,0 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0 + +dtb-$(CONFIG_ARCH_BCM2835) += bcm2711-rpi-7-inches-ts.dtbo diff --git a/arch/arm/boot/dts/overlays/bcm2711-rpi-7-inches-ts.dts b/arch/arm/boot/dts/overlays/bcm2711-rpi-7-inches-ts.dts new file mode 100644 index 000000000000..de98a6c1079a --- /dev/null +++ b/arch/arm/boot/dts/overlays/bcm2711-rpi-7-inches-ts.dts @@ -0,0 +1,125 @@ +// SPDX-License-Identifier: GPL-2.0 + +/dts-v1/; +/plugin/; + +&{/} { + #address-cells = <2>; + #size-cells = <1>; + + panel_disp1: panel@0 { + reg = <0 0 0>; + compatible = "raspberrypi,7inch-dsi", "simple-panel"; + backlight = <®_display>; + power-supply = <®_display>; + status = "okay"; + + port { + panel_in: endpoint { + remote-endpoint = <&bridge_out>; + }; + }; + }; + + reg_bridge: regulator@0 { + reg = <0 0 0>; + compatible = "regulator-fixed"; + regulator-name = "bridge_reg"; + gpio = <®_display 0 0>; + vin-supply = <®_display>; + enable-active-high; + status = "okay"; + }; +}; + +&i2c_csi_dsi { + #address-cells = <1>; + #size-cells = <0>; + + ft5406: touchscreen@38 { + compatible = "edt,edt-ft5506"; + reg = <0x38>; + status = "okay"; + + vcc-supply = <®_display>; + reset-gpio = <®_display 1 1>; + + touchscreen-size-x = < 800 >; + touchscreen-size-y = < 480 >; + + touchscreen-inverted-x; + touchscreen-inverted-y; + }; + + reg_display: regulator@45 { + compatible = "raspberrypi,7inch-touchscreen-panel-regulator"; + reg = <0x45>; + status = "okay"; + + gpio-controller; + #gpio-cells = <2>; + }; + +}; + +&dsi1 { + #address-cells = <1>; + #size-cells = <0>; + + status = "okay"; + + port { + dsi_out: endpoint { + remote-endpoint = <&bridge_in>; + }; + }; + + bridge@0 { + #address-cells = <1>; + #size-cells = <0>; + + reg = <0>; + compatible = "toshiba,tc358762"; + + vddc-supply = <®_bridge>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + bridge_in: endpoint { + remote-endpoint = <&dsi_out>; + }; + }; + + port@1 { + reg = <1>; + bridge_out: endpoint { + remote-endpoint = <&panel_in>; + }; + }; + }; + }; +}; + +&pixelvalve0 { + status = "okay"; +}; + +&pixelvalve1 { + status = "okay"; +}; + +&pixelvalve2 { + status = "okay"; +}; + +&pixelvalve3 { + status = "okay"; +}; + +&pixelvalve4 { + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/broadcom/Makefile b/arch/arm64/boot/dts/broadcom/Makefile index c6882032a428..a6c43c5b053a 100644 --- a/arch/arm64/boot/dts/broadcom/Makefile +++ b/arch/arm64/boot/dts/broadcom/Makefile @@ -7,6 +7,10 @@ dtb-$(CONFIG_ARCH_BCM2835) += bcm2711-rpi-400.dtb \ bcm2837-rpi-3-b-plus.dtb \ bcm2837-rpi-cm3-io3.dtb +ifeq ($(CONFIG_OF_OVERLAY),y) +subdir-y += overlays +endif + subdir-y += bcm4908 subdir-y += northstar2 subdir-y += stingray diff --git a/arch/arm64/boot/dts/broadcom/overlays/Makefile b/arch/arm64/boot/dts/broadcom/overlays/Makefile new file mode 100644 index 000000000000..c90883dfaf91 --- /dev/null +++ b/arch/arm64/boot/dts/broadcom/overlays/Makefile @@ -0,0 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0 + +dtb-$(CONFIG_ARCH_BCM2835) += bcm2711-rpi-7-inches-ts.dtbo diff --git a/arch/arm64/boot/dts/broadcom/overlays/bcm2711-rpi-7-inches-ts.dts b/arch/arm64/boot/dts/broadcom/overlays/bcm2711-rpi-7-inches-ts.dts new file mode 100644 index 000000000000..7d532b090305 --- /dev/null +++ b/arch/arm64/boot/dts/broadcom/overlays/bcm2711-rpi-7-inches-ts.dts @@ -0,0 +1,2 @@ +// SPDX-License-Identifier: GPL-2.0 +#include "arm/overlays/bcm2711-rpi-7-inches-ts.dts" -- 2.35.1