[PATCH v2] ARM: i.MX: dts: Add support for the Freescale i.MX1 ADS board

Alexander Shiyan shc_work at mail.ru
Mon Aug 18 23:33:47 PDT 2014


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 <shc_work at mail.ru>
---
 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 acb6b42..5a70f83 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 0000000..ae6fbaf
--- /dev/null
+++ b/arch/arm/boot/dts/imx1-ads.dts
@@ -0,0 +1,152 @@
+/*
+ * Copyright (C) 2014 Alexander Shiyan <shc_work at mail.ru>
+ *
+ * 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 at 22 {
+		compatible = "nxp,pcf8575";
+		reg = <0x22>;
+		gpio-controller;
+		#gpio-cells = <2>;
+	};
+
+	extgpio1: pcf8575 at 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 at 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-motorola-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
+			>;
+		};
+	};
+};
-- 
1.8.5.5




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