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ARM: dts: imx7d: sbc-iot-imx7: add basic board support Date: Mon, 26 Aug 2019 21:51:56 +0100 Message-Id: <20190826205156.10174-1-git@andred.net> X-Mailer: git-send-email 2.23.0.rc1 In-Reply-To: <20190826153800.35400-12-git@andred.net> References: <20190826153800.35400-12-git@andred.net> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190826_135202_056229_14BD8144 X-CRM114-Status: GOOD ( 17.99 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, robh+dt@kernel.org, grinberg@compulab.co.il, kernel@pengutronix.de, =?UTF-8?q?Andr=C3=A9=20Draszik?= , mark.rutland@arm.com, festevam@gmail.com, ilya@compulab.co.il, linux-imx@nxp.com Content-Type: text/plain; charset="utf-8" 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<20190826153800.35400-12-git@andred.net> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20190826153800.35400-12-git@andred.net> Sender: linux-kernel-owner@vger.kernel.org To: linux-kernel@vger.kernel.org Cc: devicetree@vger.kernel.org, festevam@gmail.com, grinberg@compulab.co.il, ilya@compulab.co.il, kernel@pengutronix.de, linux-arm-kernel@lists.infradead.org, linux-imx@nxp.com, mark.rutland@arm.com, robh+dt@kernel.org, s.hauer@pengutronix.de, shawnguo@kernel.org, =?UTF-8?q?Andr=C3=A9=20Draszik?= List-Id: devicetree@vger.kernel.org This is a forward-port of Compulab's downstream commit against linux 4.9.11. Original commit message: The SB-IOT-iMX7 base board together with CL-SOM-iMX7 SoM forms SBC-IOT-iMX7 single board computer. SBC-IOT-iMX7 is a single board computer optimized for industrial control and monitoring, extensive wireless and wired connectivity, ideal solution for cost-sensitive systems. It is based on the Freescale i.MX7 system-on-chip. SBC-IOT-iMX7 is implemented with the CL-SOM-iMX7 System-on-Module providing most of the functions,and SB-IOT-iMX7 carrier board providing additional peripheral functions and connectors. https://www.compulab.com/products/computer-on-modules/cl-som-imx7-freescale-i-mx-7-system-on-module/ https://www.compulab.com/products/sbcs/sbc-iot-imx7-nxp-i-mx-7-internet-of-things-single-board-computer/ This commit adds basic board support, including: * SD-card (note that write-protect is not connected on this carrier board) * SPI (available on expansion header) * i2c3 & i2c4 (including bus recovery information) * additional UARTs * all USB ports Compared to the downtream commit, this commit doesn't add / enable the PCIe and LCD interface, as PCIe support needs an additional patch to the PCI controller first, and I can't test the LCD. Signed-off-by: AndrĂ© Draszik Cc: Ilya Ledvich Cc: Igor Grinberg Cc: Rob Herring Cc: Mark Rutland Cc: Shawn Guo Cc: Sascha Hauer Cc: Pengutronix Kernel Team Cc: Fabio Estevam Cc: NXP Linux Team Cc: devicetree@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org --- v2: * use standard uart-has-rtscts instead of fsl,uart-has-rtscts --- arch/arm/boot/dts/Makefile | 1 + arch/arm/boot/dts/imx7d-sbc-iot-imx7.dts | 198 +++++++++++++++++++++++ 2 files changed, 199 insertions(+) create mode 100644 arch/arm/boot/dts/imx7d-sbc-iot-imx7.dts diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 9159fa2cea90..78d51f2f9930 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -591,6 +591,7 @@ dtb-$(CONFIG_SOC_IMX7D) += \ imx7d-pico-hobbit.dtb \ imx7d-pico-pi.dtb \ imx7d-sbc-imx7.dtb \ + imx7d-sbc-iot-imx7.dtb \ imx7d-sdb.dtb \ imx7d-sdb-reva.dtb \ imx7d-sdb-sht11.dtb \ diff --git a/arch/arm/boot/dts/imx7d-sbc-iot-imx7.dts b/arch/arm/boot/dts/imx7d-sbc-iot-imx7.dts new file mode 100644 index 000000000000..5e72927b05be --- /dev/null +++ b/arch/arm/boot/dts/imx7d-sbc-iot-imx7.dts @@ -0,0 +1,198 @@ +// SPDX-License-Identifier: GPL-2.0+ OR MIT +// +// Copyright 2017 CompuLab Ltd. - http://www.compulab.co.il/ +/* + * Support for CompuLab SBC-IOT-iMX7 Single Board Computer + */ + +#include "imx7d-cl-som-imx7.dts" + +/ { + model = "CompuLab,SBC-IOT-iMX7"; + compatible = "compulab,sbc-iot-imx7", "compulab,cl-som-imx7", "fsl,imx7d"; + + reg_usb_vbus: regulator-usb-vbus { + compatible = "regulator-fixed"; + regulator-name = "usb_vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-always-on; + }; +}; + +&ecspi3 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_ecspi3 &pinctrl_ecspi3_cs>; + cs-gpios = <&gpio4 11 GPIO_ACTIVE_HIGH>; + status = "okay"; +}; + +&i2c3 { + clock-frequency = <100000>; + pinctrl-names = "default", "gpio"; + pinctrl-0 = <&pinctrl_i2c3>; + pinctrl-1 = <&pinctrl_i2c3_recovery>; + sda-gpios = <&gpio1 9 GPIO_ACTIVE_HIGH>; + scl-gpios = <&gpio1 8 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + status = "okay"; +}; + +&i2c4 { + clock-frequency = <100000>; + pinctrl-names = "default", "gpio"; + pinctrl-0 = <&pinctrl_i2c4>; + pinctrl-1 = <&pinctrl_i2c4_recovery>; + sda-gpios = <&gpio1 11 GPIO_ACTIVE_HIGH>; + scl-gpios = <&gpio1 10 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + status = "okay"; + + eeprom_iot@54 { + compatible = "atmel,24c08"; + reg = <0x54>; + pagesize = <16>; + }; +}; + +&iomuxc { + pinctrl-1 = <&pinctrl_xpen>; + + /* SB-IOT-iMX7 Xpension Header P7 */ + pinctrl_xpen: xpengrp { + fsl,pins = < + MX7D_PAD_LCD_DATA13__GPIO3_IO18 0x34 /* P7-4 - gpio82 */ + MX7D_PAD_LCD_DATA12__GPIO3_IO17 0x34 /* P7-5 - gpio81 */ + >; + }; + + pinctrl_ecspi3: ecspi3grp { + fsl,pins = < + MX7D_PAD_I2C1_SDA__ECSPI3_MOSI 0xf /* P7-7 */ + MX7D_PAD_I2C1_SCL__ECSPI3_MISO 0xf /* P7-8 */ + MX7D_PAD_I2C2_SCL__ECSPI3_SCLK 0xf /* P7-6 */ + >; + }; + + pinctrl_ecspi3_cs: ecspi3_cs_grp { + fsl,pins = < + MX7D_PAD_I2C2_SDA__GPIO4_IO11 0x34 /* P7-9 */ + >; + }; + + pinctrl_i2c3: i2c3grp { + fsl,pins = < + MX7D_PAD_GPIO1_IO09__I2C3_SDA 0x4000000f /* P7-3 */ + MX7D_PAD_GPIO1_IO08__I2C3_SCL 0x4000000f /* P7-2 */ + >; + }; + + pinctrl_i2c3_recovery: i2c3recoverygrp { + fsl,pins = < + MX7D_PAD_GPIO1_IO09__GPIO1_IO9 0x4000000f /* P7-3 */ + MX7D_PAD_GPIO1_IO08__GPIO1_IO8 0x4000000f /* P7-2 */ + >; + }; + + pinctrl_i2c4: i2c4grp { + fsl,pins = < + MX7D_PAD_GPIO1_IO11__I2C4_SDA 0x4000000f + MX7D_PAD_GPIO1_IO10__I2C4_SCL 0x4000000f + >; + }; + + pinctrl_i2c4_recovery: i2c4recoverygrp { + fsl,pins = < + MX7D_PAD_GPIO1_IO11__GPIO1_IO11 0x4000000f + MX7D_PAD_GPIO1_IO10__GPIO1_IO10 0x4000000f + >; + }; + + pinctrl_uart2: uart2grp { + fsl,pins = < + MX7D_PAD_LCD_ENABLE__UART2_DCE_TX 0x79 /* P7-12 */ + MX7D_PAD_LCD_CLK__UART2_DCE_RX 0x79 /* P7-13 */ + MX7D_PAD_LCD_VSYNC__UART2_DCE_CTS 0x79 /* P7-11 */ + MX7D_PAD_LCD_HSYNC__UART2_DCE_RTS 0x79 /* P7-10 */ + >; + }; + + pinctrl_uart5: uart5grp { + fsl,pins = < + MX7D_PAD_I2C4_SDA__UART5_DCE_TX 0x79 /* RS232-TX */ + MX7D_PAD_I2C4_SCL__UART5_DCE_RX 0x79 /* RS232-RX */ + MX7D_PAD_I2C3_SDA__UART5_DCE_RTS 0x79 /* RS232-RTS */ + MX7D_PAD_I2C3_SCL__UART5_DCE_CTS 0x79 /* RS232-CTS */ + >; + }; + + pinctrl_uart7: uart7grp { + fsl,pins = < + MX7D_PAD_ECSPI2_MOSI__UART7_DCE_TX 0x79 /* R485-TX */ + MX7D_PAD_ECSPI2_SCLK__UART7_DCE_RX 0x79 /* R485-RX */ + MX7D_PAD_ECSPI2_SS0__UART7_DCE_CTS 0x79 /* R485-CTS */ + MX7D_PAD_ECSPI2_MISO__UART7_DCE_RTS 0x79 /* R485-TTS */ + >; + }; + + pinctrl_usdhc1: usdhc1grp { + fsl,pins = < + MX7D_PAD_SD1_CMD__SD1_CMD 0x59 + MX7D_PAD_SD1_CLK__SD1_CLK 0x19 + MX7D_PAD_SD1_DATA0__SD1_DATA0 0x59 + MX7D_PAD_SD1_DATA1__SD1_DATA1 0x59 + MX7D_PAD_SD1_DATA2__SD1_DATA2 0x59 + MX7D_PAD_SD1_DATA3__SD1_DATA3 0x59 + MX7D_PAD_SD1_CD_B__GPIO5_IO0 0x59 /* CD */ + >; + }; +}; + +&uart2 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart2>; + assigned-clocks = <&clks IMX7D_UART2_ROOT_SRC>; + assigned-clock-parents = <&clks IMX7D_OSC_24M_CLK>; + uart-has-rtscts; + status = "okay"; +}; + +&uart5 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart5>; + assigned-clocks = <&clks IMX7D_UART5_ROOT_SRC>; + assigned-clock-parents = <&clks IMX7D_PLL_SYS_MAIN_240M_CLK>; + uart-has-rtscts; + status = "okay"; +}; + +&uart7 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart7>; + assigned-clocks = <&clks IMX7D_UART7_ROOT_SRC>; + assigned-clock-parents = <&clks IMX7D_PLL_SYS_MAIN_240M_CLK>; + uart-has-rtscts; + status = "okay"; +}; + +&usbotg1 { + vbus-supply = <®_usb_vbus>; + status = "okay"; +}; + +&usbotg2 { + dr_mode = "host"; + vbus-supply = <®_usb_vbus>; + status = "okay"; +}; + +&usbh { + vbus-supply = <®_usb_vbus>; + status = "okay"; +}; + +&usdhc1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usdhc1>; + cd-gpios = <&gpio5 0 GPIO_ACTIVE_LOW>; + wakeup-source; + status = "okay"; +}; -- 2.23.0.rc1