From ce253b5622c1e8da28d0be938747692414355681 Mon Sep 17 00:00:00 2001 From: Alexander Shiyan Date: Tue, 19 Aug 2014 10:33:47 +0400 Subject: [PATCH] ARM: i.MX: dts: Add support for the Freescale i.MX1 ADS board This patch adds support for the Freescale (Motorola) i.MX1 ADS board. This change is intended to further remove non-DT support for this board. Signed-off-by: Alexander Shiyan Signed-off-by: Shawn Guo --- arch/arm/boot/dts/Makefile | 1 + arch/arm/boot/dts/imx1-ads.dts | 152 +++++++++++++++++++++++++++++++++ 2 files changed, 153 insertions(+) create mode 100644 arch/arm/boot/dts/imx1-ads.dts diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index acb6b42321da..5a70f83f9e8d 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -161,6 +161,7 @@ dtb-$(CONFIG_ARCH_LPC32XX) += ea3250.dtb phy3250.dtb dtb-$(CONFIG_ARCH_MARCO) += marco-evb.dtb dtb-$(CONFIG_ARCH_MOXART) += moxart-uc7112lx.dtb dtb-$(CONFIG_ARCH_MXC) += \ + imx1-ads.dtb \ imx25-eukrea-mbimxsd25-baseboard.dtb \ imx25-eukrea-mbimxsd25-baseboard-cmo-qvga.dtb \ imx25-eukrea-mbimxsd25-baseboard-dvi-svga.dtb \ diff --git a/arch/arm/boot/dts/imx1-ads.dts b/arch/arm/boot/dts/imx1-ads.dts new file mode 100644 index 000000000000..af4eee5794aa --- /dev/null +++ b/arch/arm/boot/dts/imx1-ads.dts @@ -0,0 +1,152 @@ +/* + * Copyright (C) 2014 Alexander Shiyan + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +/dts-v1/; +#include "imx1.dtsi" + +/ { + model = "Freescale MX1 ADS"; + compatible = "fsl,imx1ads", "fsl,imx1"; + + chosen { + stdout-path = &uart1; + }; + + memory { + reg = <0x08000000 0x04000000>; + }; + + clocks { + #address-cells = <1>; + #size-cells = <0>; + + clk32 { + compatible = "fsl,imx-clk32", "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <32000>; + }; + }; +}; + +&cspi1 { + pinctrl-0 = <&pinctrl_cspi1>; + fsl,spi-num-chipselects = <1>; + cs-gpios = <&gpio3 15 GPIO_ACTIVE_LOW>; + status = "okay"; +}; + +&i2c { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c>; + status = "okay"; + + extgpio0: pcf8575@22 { + compatible = "nxp,pcf8575"; + reg = <0x22>; + gpio-controller; + #gpio-cells = <2>; + }; + + extgpio1: pcf8575@24 { + compatible = "nxp,pcf8575"; + reg = <0x24>; + gpio-controller; + #gpio-cells = <2>; + }; +}; + +&uart1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart1>; + fsl,uart-has-rtscts; + status = "okay"; +}; + +&uart2 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart2>; + fsl,uart-has-rtscts; + status = "okay"; +}; + +&weim { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_weim>; + status = "okay"; + + nor: nor@0,0 { + compatible = "cfi-flash"; + reg = <0 0x00000000 0x02000000>; + bank-width = <4>; + fsl,weim-cs-timing = <0x00003e00 0x00000801>; + #address-cells = <1>; + #size-cells = <1>; + }; +}; + +&iomuxc { + imx1-ads { + pinctrl_cspi1: cspi1grp { + fsl,pins = < + MX1_PAD_SPI1_MISO__SPI1_MISO 0x0 + MX1_PAD_SPI1_MOSI__SPI1_MOSI 0x0 + MX1_PAD_SPI1_RDY__SPI1_RDY 0x0 + MX1_PAD_SPI1_SCLK__SPI1_SCLK 0x0 + MX1_PAD_SPI1_SS__GPIO3_15 0x0 + >; + }; + + pinctrl_i2c: i2cgrp { + fsl,pins = < + MX1_PAD_I2C_SCL__I2C_SCL 0x0 + MX1_PAD_I2C_SDA__I2C_SDA 0x0 + >; + }; + + pinctrl_uart1: uart1grp { + fsl,pins = < + MX1_PAD_UART1_TXD__UART1_TXD 0x0 + MX1_PAD_UART1_RXD__UART1_RXD 0x0 + MX1_PAD_UART1_CTS__UART1_CTS 0x0 + MX1_PAD_UART1_RTS__UART1_RTS 0x0 + >; + }; + + pinctrl_uart2: uart2grp { + fsl,pins = < + MX1_PAD_UART2_TXD__UART2_TXD 0x0 + MX1_PAD_UART2_RXD__UART2_RXD 0x0 + MX1_PAD_UART2_CTS__UART2_CTS 0x0 + MX1_PAD_UART2_RTS__UART2_RTS 0x0 + >; + }; + + pinctrl_weim: weimgrp { + fsl,pins = < + MX1_PAD_A0__A0 0x0 + MX1_PAD_A16__A16 0x0 + MX1_PAD_A17__A17 0x0 + MX1_PAD_A18__A18 0x0 + MX1_PAD_A19__A19 0x0 + MX1_PAD_A20__A20 0x0 + MX1_PAD_A21__A21 0x0 + MX1_PAD_A22__A22 0x0 + MX1_PAD_A23__A23 0x0 + MX1_PAD_A24__A24 0x0 + MX1_PAD_BCLK__BCLK 0x0 + MX1_PAD_CS4__CS4 0x0 + MX1_PAD_DTACK__DTACK 0x0 + MX1_PAD_ECB__ECB 0x0 + MX1_PAD_LBA__LBA 0x0 + >; + }; + }; +}; -- 2.30.2