0001 // SPDX-License-Identifier: GPL-2.0-or-later
0002 /*
0003 * Copyright (C) 2014 Marek Vasut <marex@denx.de>
0004 */
0005
0006 #include "imx53.dtsi"
0007
0008 / {
0009 model = "Aries/DENX M53";
0010 compatible = "aries,imx53-m53", "denx,imx53-m53", "fsl,imx53";
0011
0012 memory@70000000 {
0013 device_type = "memory";
0014 reg = <0x70000000 0x20000000>,
0015 <0xb0000000 0x20000000>;
0016 };
0017
0018 regulators {
0019 compatible = "simple-bus";
0020 #address-cells = <1>;
0021 #size-cells = <0>;
0022
0023 reg_3p2v: regulator@0 {
0024 compatible = "regulator-fixed";
0025 reg = <0>;
0026 regulator-name = "3P2V";
0027 regulator-min-microvolt = <3200000>;
0028 regulator-max-microvolt = <3200000>;
0029 regulator-always-on;
0030 };
0031
0032 reg_backlight: regulator@1 {
0033 compatible = "regulator-fixed";
0034 reg = <1>;
0035 regulator-name = "lcd-supply";
0036 regulator-min-microvolt = <3200000>;
0037 regulator-max-microvolt = <3200000>;
0038 regulator-always-on;
0039 };
0040 };
0041 };
0042
0043 &i2c2 {
0044 pinctrl-names = "default";
0045 pinctrl-0 = <&pinctrl_i2c2>;
0046 clock-frequency = <400000>;
0047 status = "okay";
0048
0049 touchscreen@41 {
0050 compatible = "st,stmpe610";
0051 reg = <0x41>;
0052 id = <0>;
0053 blocks = <0x5>;
0054 interrupts = <6 0x0>;
0055 interrupt-parent = <&gpio7>;
0056 irq-trigger = <0x1>;
0057
0058 stmpe_touchscreen {
0059 compatible = "st,stmpe-ts";
0060 st,sample-time = <4>;
0061 st,mod-12b = <1>;
0062 st,ref-sel = <0>;
0063 st,adc-freq = <1>;
0064 st,ave-ctrl = <3>;
0065 st,touch-det-delay = <3>;
0066 st,settling = <4>;
0067 st,fraction-z = <7>;
0068 st,i-drive = <1>;
0069 };
0070 };
0071
0072 eeprom: eeprom@50 {
0073 compatible = "atmel,24c128";
0074 reg = <0x50>;
0075 pagesize = <32>;
0076 };
0077
0078 rtc: rtc@68 {
0079 compatible = "st,m41t62";
0080 reg = <0x68>;
0081 };
0082 };
0083
0084 &iomuxc {
0085 pinctrl-names = "default";
0086 pinctrl-0 = <&pinctrl_hog>;
0087
0088 imx53-m53evk {
0089 pinctrl_hog: hoggrp {
0090 fsl,pins = <
0091 MX53_PAD_GPIO_0__CCM_SSI_EXT1_CLK 0x80000000
0092 MX53_PAD_EIM_EB3__GPIO2_31 0x80000000
0093 MX53_PAD_PATA_DA_0__GPIO7_6 0x80000000
0094 >;
0095 };
0096
0097 pinctrl_i2c2: i2c2grp {
0098 fsl,pins = <
0099 MX53_PAD_EIM_D16__I2C2_SDA 0xc0000000
0100 MX53_PAD_EIM_EB2__I2C2_SCL 0xc0000000
0101 >;
0102 };
0103
0104 pinctrl_nand: nandgrp {
0105 fsl,pins = <
0106 MX53_PAD_NANDF_WE_B__EMI_NANDF_WE_B 0x4
0107 MX53_PAD_NANDF_RE_B__EMI_NANDF_RE_B 0x4
0108 MX53_PAD_NANDF_CLE__EMI_NANDF_CLE 0x4
0109 MX53_PAD_NANDF_ALE__EMI_NANDF_ALE 0x4
0110 MX53_PAD_NANDF_WP_B__EMI_NANDF_WP_B 0xe0
0111 MX53_PAD_NANDF_RB0__EMI_NANDF_RB_0 0xe0
0112 MX53_PAD_NANDF_CS0__EMI_NANDF_CS_0 0x4
0113 MX53_PAD_PATA_DATA0__EMI_NANDF_D_0 0xa4
0114 MX53_PAD_PATA_DATA1__EMI_NANDF_D_1 0xa4
0115 MX53_PAD_PATA_DATA2__EMI_NANDF_D_2 0xa4
0116 MX53_PAD_PATA_DATA3__EMI_NANDF_D_3 0xa4
0117 MX53_PAD_PATA_DATA4__EMI_NANDF_D_4 0xa4
0118 MX53_PAD_PATA_DATA5__EMI_NANDF_D_5 0xa4
0119 MX53_PAD_PATA_DATA6__EMI_NANDF_D_6 0xa4
0120 MX53_PAD_PATA_DATA7__EMI_NANDF_D_7 0xa4
0121 >;
0122 };
0123 };
0124 };
0125
0126 &nfc {
0127 pinctrl-names = "default";
0128 pinctrl-0 = <&pinctrl_nand>;
0129 nand-bus-width = <8>;
0130 nand-ecc-mode = "hw";
0131 status = "okay";
0132 };
