From patchwork Sun Aug 28 11:21:07 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: ayaka X-Patchwork-Id: 9302703 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 5EF10601C0 for ; Sun, 28 Aug 2016 11:25:24 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4F888288AD for ; Sun, 28 Aug 2016 11:25:24 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 42FCC288FD; Sun, 28 Aug 2016 11:25:24 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id B7D92288AD for ; Sun, 28 Aug 2016 11:25:23 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1bdyAt-0002QS-Lt; Sun, 28 Aug 2016 11:22:51 +0000 Received: from kozue.soulik.info ([2001:19f0:7000:8404:5054:ff:fe75:428f]) by bombadil.infradead.org with esmtps (Exim 4.85_2 #1 (Red Hat Linux)) id 1bdyAB-0002GB-PP for linux-arm-kernel@lists.infradead.org; Sun, 28 Aug 2016 11:22:09 +0000 Received: from ritsuko.sumomo.pri (unknown [IPv6:2001:470:b30d:2::3bd]) by kozue.soulik.info (Postfix) with ESMTPA id F408C105B6A; Sun, 28 Aug 2016 20:23:58 +0900 (JST) From: Randy Li To: devicetree@vger.kernel.org Subject: [PATCH 2/4] ARM: dts: add TOPEET itop elite based board Date: Sun, 28 Aug 2016 19:21:07 +0800 Message-Id: <1472383269-3126-3-git-send-email-ayaka@soulik.info> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1472383269-3126-1-git-send-email-ayaka@soulik.info> References: <1472383269-3126-1-git-send-email-ayaka@soulik.info> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160828_042208_260662_F69E196C X-CRM114-Status: GOOD ( 13.03 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, linux-samsung-soc@vger.kernel.org, Randy Li , linux@armlinux.org.uk, krzk@kernel.org, linux-kernel@vger.kernel.org, kgene@kernel.org, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP The TOPEET itop exynos 4412 have three versions base board. The Elite version is the cheap one without too much peripheral devices on it. Currently supported are serial console, wired networking(USB), USB OTG in peripheral mode, USB host, SD storage, GPIO buttons, PWM beeper, ADC and LEDs. Signed-off-by: Randy Li --- .../bindings/arm/samsung/samsung-boards.txt | 3 + arch/arm/boot/dts/Makefile | 1 + arch/arm/boot/dts/exynos4412-itop-elite.dts | 148 +++++++++++++++++++++ 3 files changed, 152 insertions(+) create mode 100644 arch/arm/boot/dts/exynos4412-itop-elite.dts diff --git a/Documentation/devicetree/bindings/arm/samsung/samsung-boards.txt b/Documentation/devicetree/bindings/arm/samsung/samsung-boards.txt index 0ea7f14..c7159ac 100644 --- a/Documentation/devicetree/bindings/arm/samsung/samsung-boards.txt +++ b/Documentation/devicetree/bindings/arm/samsung/samsung-boards.txt @@ -22,6 +22,9 @@ Required root node properties: * FriendlyARM - "friendlyarm,tiny4412" - for Exynos4412-based FriendlyARM TINY4412 board. + * TOPEET + - "topeet,itop4412-elite" - for Exynos4412-based TOPEET + Elite base board. * Google - "google,pi" - for Exynos5800-based Google Peach Pi diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 48e1d4e..8f47aa0 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -135,6 +135,7 @@ dtb-$(CONFIG_ARCH_EXYNOS4) += \ exynos4412-origen.dtb \ exynos4412-smdk4412.dtb \ exynos4412-tiny4412.dtb \ + exynos4412-itop-elite.dtb \ exynos4412-trats2.dtb dtb-$(CONFIG_ARCH_EXYNOS5) += \ exynos5250-arndale.dtb \ diff --git a/arch/arm/boot/dts/exynos4412-itop-elite.dts b/arch/arm/boot/dts/exynos4412-itop-elite.dts new file mode 100644 index 0000000..5688589 --- /dev/null +++ b/arch/arm/boot/dts/exynos4412-itop-elite.dts @@ -0,0 +1,148 @@ +/* + * TOPEET's Exynos4412 based itop board device tree source + * + * Copyright (c) 2016 SUMOMO Computer Association + * https://www.sumomo.mobi + * Randy Li + * + * Device tree source file for TOPEET iTop Exynos 4412 core board + * which is based on Samsung's Exynos4412 SoC. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +/dts-v1/; +#include "exynos4412-itop-scp-core.dtsi" + +/ { + model = "TOPEET iTop 4412 Elite board based on Exynos4412"; + compatible = "topeet,itop4412-elite", "samsung,exynos4412", "samsung,exynos4"; + + chosen { + bootargs ="console=ttySAC2,115200 root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait"; + stdout-path = &serial_2; + }; + + leds { + compatible = "gpio-leds"; + + led2 { + label = "red:system"; + gpios = <&gpx1 0 GPIO_ACTIVE_HIGH>; + default-state = "off"; + linux,default-trigger = "heartbeat"; + }; + + led3 { + label = "red:user"; + gpios = <&gpk1 1 GPIO_ACTIVE_HIGH>; + default-state = "off"; + }; + }; + + gpio-keys { + compatible = "gpio-keys"; + + home { + label = "GPIO Key Home"; + linux,code = ; + gpios = <&gpx1 1 GPIO_ACTIVE_LOW>; + }; + + back { + label = "GPIO Key Back"; + linux,code = ; + gpios = <&gpx1 2 GPIO_ACTIVE_LOW>; + }; + + sleep { + label = "GPIO Key Sleep"; + linux,code = ; + gpios = <&gpx3 3 GPIO_ACTIVE_LOW>; + }; + + vol_up { + label = "GPIO Key Vol+"; + linux,code = ; + gpios = <&gpx2 1 GPIO_ACTIVE_LOW>; + }; + + vol_down { + label = "GPIO Key Vol-"; + linux,code = ; + gpios = <&gpx2 0 GPIO_ACTIVE_LOW>; + }; + }; + + beep { + compatible = "pwm-beeper"; + pwms = <&pwm>; + pinctrl-0 = <&pwm0_out>; + pinctrl-names = "default"; + }; +}; + +&pinctrl_1 { + ether-reset { + samsung,pins = "gpc0-1"; + samsung,pin-function = <1>; + samsung,pin-pud = <0>; + samsung,pin-drv = <0>; + }; +}; + +&sdhci_2 { + bus-width = <4>; + pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4>; + pinctrl-names = "default"; + cd-gpio = <&gpx0 7 GPIO_ACTIVE_LOW>; + cap-sd-highspeed; + vmmc-supply = <&ldo23_reg>; + vqmmc-supply = <&ldo17_reg>; + status = "okay"; +}; + +&ehci { + status = "okay"; + /* In order to reset USB ethernet */ + samsung,vbus-gpio = <&gpc0 1 GPIO_ACTIVE_HIGH>; + + port@0 { + status = "okay"; + }; + + port@2 { + status = "okay"; + }; +}; + +&exynos_usbphy { + status = "okay"; +}; + +&hsotg { + dr_mode = "peripheral"; + status = "okay"; +}; + +&serial_1 { + status = "okay"; +}; + +&serial_2 { + status = "okay"; +}; + +&pwm { + pinctrl-0 = <&pwm1_out>; + pinctrl-names = "default"; + samsung,pwm-outputs = <1>; + status = "okay"; +}; + +&adc { + vdd-supply = <&ldo3_reg>; + status = "okay"; +};