From patchwork Tue Jun 28 12:54:44 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: andrej@inversepath.com X-Patchwork-Id: 9203229 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 CD2FB6075F for ; Tue, 28 Jun 2016 12:57:24 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id BD5BB28603 for ; Tue, 28 Jun 2016 12:57:24 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id B208C28605; Tue, 28 Jun 2016 12:57:24 +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 C95A528603 for ; Tue, 28 Jun 2016 12:57:23 +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 1bHsYk-0004ic-8s; Tue, 28 Jun 2016 12:56:10 +0000 Received: from core.inversepath.com ([91.121.161.97]) by bombadil.infradead.org with esmtps (Exim 4.85_2 #1 (Red Hat Linux)) id 1bHsYR-0004Wx-8z for linux-arm-kernel@lists.infradead.org; Tue, 28 Jun 2016 12:55:52 +0000 Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by core.inversepath.com (8.14.4/8.14.4/Debian-2ubuntu2.1) with ESMTP id u5SCsjpp015718; Tue, 28 Jun 2016 14:54:47 +0200 From: andrej@inversepath.com To: linux-kernel@vger.kernel.org Subject: [PATCH v2 2/2] ARM: dts: imx53: add support for USB armory board Date: Tue, 28 Jun 2016 14:54:44 +0200 Message-Id: <20160628125444.16531-3-andrej@inversepath.com> X-Mailer: git-send-email 2.9.0 In-Reply-To: <20160628125444.16531-1-andrej@inversepath.com> References: <20160628125444.16531-1-andrej@inversepath.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160628_055551_656279_BAF61B21 X-CRM114-Status: GOOD ( 18.12 ) 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: devicetree@vger.kernel.org, Vagrant Cascadian , Sascha Hauer , Fabio Estevam , Shawn Guo , 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 From: Andrej Rosano Add support for Inverse Path USB armory board, an open source flash-drive sized computer based on NXP i.MX53 SoC. https://inversepath.com/usbarmory Signed-off-by: Andrej Rosano --- arch/arm/boot/dts/Makefile | 1 + arch/arm/boot/dts/imx53-usbarmory.dts | 223 ++++++++++++++++++++++++++++++++++ 2 files changed, 224 insertions(+) create mode 100644 arch/arm/boot/dts/imx53-usbarmory.dts diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 414b427..f8f85ab 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -303,6 +303,7 @@ dtb-$(CONFIG_SOC_IMX53) += \ imx53-smd.dtb \ imx53-tx53-x03x.dtb \ imx53-tx53-x13x.dtb \ + imx53-usbarmory.dtb \ imx53-voipac-bsb.dtb dtb-$(CONFIG_SOC_IMX6Q) += \ imx6dl-apf6dev.dtb \ diff --git a/arch/arm/boot/dts/imx53-usbarmory.dts b/arch/arm/boot/dts/imx53-usbarmory.dts new file mode 100644 index 0000000..0d46dd9 --- /dev/null +++ b/arch/arm/boot/dts/imx53-usbarmory.dts @@ -0,0 +1,223 @@ +/* + * USB armory MkI device tree file + * https://inversepath.com/usbarmory + * + * Copyright (C) 2015, Inverse Path + * Andrej Rosano + * + * This file is dual-licensed: you can use it either under the terms + * of the GPL or the X11 license, at your option. Note that this dual + * licensing only applies to this file, and not this project as a + * whole. + * + * a) This file is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of the + * License, or (at your option) any later version. + * + * This file is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * Or, alternatively, + * + * b) Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, + * copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following + * conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +/dts-v1/; +#include "imx53.dtsi" + +/ { + model = "Inverse Path USB armory"; + compatible = "inversepath,imx53-usbarmory", "fsl,imx53"; +}; + +/ { + chosen { + stdout-path = &uart1; + }; + + memory { + reg = <0x70000000 0x20000000>; + }; + + leds { + compatible = "gpio-leds"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_led>; + + user { + label = "LED"; + gpios = <&gpio4 27 GPIO_ACTIVE_LOW>; + linux,default-trigger = "heartbeat"; + }; + }; +}; + +/* + * Not every i.MX53 P/N supports clock > 800MHz. + * As USB armory does not mount a specific P/N set a safe clock upper limit. + */ +&cpu0 { + operating-points = < + /* kHz */ + 166666 850000 + 400000 900000 + 800000 1050000 + >; +}; + +&esdhc1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_esdhc1>; + status = "okay"; +}; + +&iomuxc { + pinctrl_esdhc1: esdhc1grp { + fsl,pins = < + MX53_PAD_SD1_DATA0__ESDHC1_DAT0 0x1d5 + MX53_PAD_SD1_DATA1__ESDHC1_DAT1 0x1d5 + MX53_PAD_SD1_DATA2__ESDHC1_DAT2 0x1d5 + MX53_PAD_SD1_DATA3__ESDHC1_DAT3 0x1d5 + MX53_PAD_SD1_CMD__ESDHC1_CMD 0x1d5 + MX53_PAD_SD1_CLK__ESDHC1_CLK 0x1d5 + >; + }; + + pinctrl_i2c1_pmic: i2c1grp_pmic { + fsl,pins = < + MX53_PAD_EIM_D21__I2C1_SCL 0x0 + MX53_PAD_EIM_D28__I2C1_SDA 0x0 + >; + }; + + pinctrl_led: led { + fsl,pins = < + MX53_PAD_DISP0_DAT6__GPIO4_27 0x0 + >; + }; + + /* + * UART mode pin header configration + * 3 - GPIO5[26], pull-down 100K + * 4 - GPIO5[27], pull-down 100K + * 5 - TX, pull-up 100K + * 6 - RX, pull-up 100K + * 7 - GPIO5[30], pull-down 100K + */ + pinctrl_uart1: uart1grp { + fsl,pins = < + MX53_PAD_CSI0_DAT8__GPIO5_26 0xc0 + MX53_PAD_CSI0_DAT9__GPIO5_27 0xc0 + MX53_PAD_CSI0_DAT10__UART1_TXD_MUX 0x1e4 + MX53_PAD_CSI0_DAT11__UART1_RXD_MUX 0x1e4 + MX53_PAD_CSI0_DAT12__GPIO5_30 0xc0 + >; + }; +}; + +&i2c1 { + pinctrl-0 = <&pinctrl_i2c1_pmic>; + status = "okay"; + + ltc3589: pmic@34 { + compatible = "lltc,ltc3589-2"; + reg = <0x34>; + + regulators { + sw1_reg: sw1 { + regulator-min-microvolt = <591930>; + regulator-max-microvolt = <1224671>; + lltc,fb-voltage-divider = <100000 158000>; + regulator-ramp-delay = <7000>; + regulator-boot-on; + regulator-always-on; + }; + + sw2_reg: sw2 { + regulator-min-microvolt = <704123>; + regulator-max-microvolt = <1456803>; + lltc,fb-voltage-divider = <180000 191000>; + regulator-ramp-delay = <7000>; + regulator-boot-on; + regulator-always-on; + }; + + sw3_reg: sw3 { + regulator-min-microvolt = <1341250>; + regulator-max-microvolt = <2775000>; + lltc,fb-voltage-divider = <270000 100000>; + regulator-ramp-delay = <7000>; + regulator-boot-on; + regulator-always-on; + }; + + bb_out_reg: bb-out { + regulator-min-microvolt = <3387341>; + regulator-max-microvolt = <3387341>; + lltc,fb-voltage-divider = <511000 158000>; + regulator-boot-on; + regulator-always-on; + }; + ldo1_reg: ldo1 { + regulator-min-microvolt = <1306329>; + regulator-max-microvolt = <1306329>; + lltc,fb-voltage-divider = <100000 158000>; + regulator-boot-on; + regulator-always-on; + }; + + ldo2_reg: ldo2 { + regulator-min-microvolt = <704123>; + regulator-max-microvolt = <1456806>; + lltc,fb-voltage-divider = <180000 191000>; + regulator-ramp-delay = <7000>; + regulator-boot-on; + regulator-always-on; + }; + + ldo3_reg: ldo3 { + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + regulator-boot-on; + }; + + ldo4_reg: ldo4 { + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <3200000>; + }; + }; + }; +}; + +&uart1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart1>; + status = "okay"; +}; + +&usbotg { + dr_mode = "peripheral"; + status = "okay"; +};