From patchwork Thu Aug 13 14:00:41 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Prabhakar X-Patchwork-Id: 11712541 X-Patchwork-Delegate: geert@linux-m68k.org Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 499E913B6 for ; Thu, 13 Aug 2020 14:01:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3BEDC20771 for ; Thu, 13 Aug 2020 14:01:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726106AbgHMOAr (ORCPT ); Thu, 13 Aug 2020 10:00:47 -0400 Received: from relmlor2.renesas.com ([210.160.252.172]:16111 "EHLO relmlie6.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726053AbgHMOAr (ORCPT ); Thu, 13 Aug 2020 10:00:47 -0400 X-IronPort-AV: E=Sophos;i="5.76,308,1592838000"; d="scan'208";a="54305209" Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie6.idc.renesas.com with ESMTP; 13 Aug 2020 23:00:45 +0900 Received: from localhost.localdomain (unknown [10.226.36.204]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id 0634B4004CF4; Thu, 13 Aug 2020 23:00:42 +0900 (JST) From: Lad Prabhakar To: Geert Uytterhoeven , Laurent Pinchart , Magnus Damm , Rob Herring Cc: dri-devel@lists.freedesktop.org, linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Lad Prabhakar , Prabhakar Subject: [PATCH v2] ARM: dts: r8a7742-iwg21d-q7: Add LCD support Date: Thu, 13 Aug 2020 15:00:41 +0100 Message-Id: <20200813140041.5082-1-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.17.1 Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org The iwg21d comes with a 7" capacitive touch screen, therefore add support for it. Signed-off-by: Lad Prabhakar Reviewed-by: Marian-Cristian Rotariu Reviewed-by: Laurent Pinchart --- v1->v2 * This patch is part of series [1] (rest of the patches have be accepted by Geert [2]). * Added regulator for lvds * Added reset pin for touchpanel * This patch is based on series [3] [1] https://patchwork.kernel.org/project/linux-renesas-soc/list/ ?series=330277 [2] https://git.kernel.org/pub/scm/linux/kernel/git/geert/ renesas-devel.git/log/?h=renesas-arm-dt-for-v5.10 [3] https://patchwork.kernel.org/project/linux-renesas-soc/list/ ?series=330957 --- arch/arm/boot/dts/r8a7742-iwg21d-q7.dts | 99 +++++++++++++++++++++++++ 1 file changed, 99 insertions(+) diff --git a/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts b/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts index b3461a61a4bf..9bf4fbd9c736 100644 --- a/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts +++ b/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts @@ -30,6 +30,7 @@ /dts-v1/; #include "r8a7742-iwg21m.dtsi" +#include / { model = "iWave Systems RainboW-G21D-Qseven board based on RZ/G1H"; @@ -52,6 +53,51 @@ clock-frequency = <26000000>; }; + lcd_backlight: backlight { + compatible = "pwm-backlight"; + pwms = <&tpu 2 5000000 0>; + brightness-levels = <0 4 8 16 32 64 128 255>; + pinctrl-0 = <&backlight_pins>; + pinctrl-names = "default"; + default-brightness-level = <7>; + enable-gpios = <&gpio3 11 GPIO_ACTIVE_HIGH>; + }; + + lvds-receiver { + compatible = "ti,ds90cf384a", "lvds-decoder"; + vcc-supply = <&vcc_3v3_tft1>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + lvds_receiver_in: endpoint { + remote-endpoint = <&lvds0_out>; + }; + }; + port@1 { + reg = <1>; + lvds_receiver_out: endpoint { + remote-endpoint = <&panel_in>; + }; + }; + }; + }; + + panel { + compatible = "edt,etm0700g0dh6"; + backlight = <&lcd_backlight>; + power-supply = <&vcc_3v3_tft1>; + + port { + panel_in: endpoint { + remote-endpoint = <&lvds_receiver_out>; + }; + }; + }; + reg_1p5v: 1p5v { compatible = "regulator-fixed"; regulator-name = "1P5V"; @@ -75,6 +121,17 @@ }; }; + vcc_3v3_tft1: regulator-panel { + compatible = "regulator-fixed"; + + regulator-name = "vcc-3v3-tft1"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + enable-active-high; + startup-delay-us = <500>; + gpio = <&gpio5 28 GPIO_ACTIVE_HIGH>; + }; + vcc_sdhi2: regulator-vcc-sdhi2 { compatible = "regulator-fixed"; @@ -129,12 +186,34 @@ VDDIO-supply = <®_3p3v>; VDDD-supply = <®_1p5v>; }; + + touch: touchpanel@38 { + compatible = "edt,edt-ft5406"; + reg = <0x38>; + interrupt-parent = <&gpio0>; + interrupts = <24 IRQ_TYPE_EDGE_FALLING>; + /* GP1_29 is also shared with audio codec reset pin */ + reset-gpios = <&gpio1 29 GPIO_ACTIVE_LOW>; + vcc-supply = <&vcc_3v3_tft1>; + }; }; &cmt0 { status = "okay"; }; +&du { + status = "okay"; +}; + +&gpio0 { + touch-interrupt { + gpio-hog; + gpios = <24 GPIO_ACTIVE_LOW>; + input; + }; +}; + &hsusb { pinctrl-0 = <&usb0_pins>; pinctrl-names = "default"; @@ -165,6 +244,11 @@ function = "avb"; }; + backlight_pins: backlight { + groups = "tpu0_to2"; + function = "tpu0"; + }; + i2c2_pins: i2c2 { groups = "i2c2_b"; function = "i2c2"; @@ -208,6 +292,17 @@ }; }; +&lvds0 { + status = "okay"; + ports { + port@1 { + lvds0_out: endpoint { + remote-endpoint = <&lvds_receiver_in>; + }; + }; + }; +}; + &rcar_sound { pinctrl-0 = <&sound_pins>; pinctrl-names = "default"; @@ -261,6 +356,10 @@ shared-pin; }; +&tpu { + status = "okay"; +}; + &usbphy { status = "okay"; };