1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * Copyright (C) 2014 Marek Vasut <marex@denx.de>
4 */
5
6 #include "imx53.dtsi"
7
8 / {
9 model = "Aries/DENX M53";
10 compatible = "aries,imx53-m53", "denx,imx53-m53", "fsl,imx53";
11
12 memory@70000000 {
13 device_type = "memory";
14 reg = <0x70000000 0x20000000>,
15 <0xb0000000 0x20000000>;
16 };
17
18 reg_3p2v: regulator-3p2v {
19 compatible = "regulator-fixed";
20 regulator-name = "3P2V";
21 regulator-min-microvolt = <3200000>;
22 regulator-max-microvolt = <3200000>;
23 regulator-always-on;
24 };
25
26 reg_backlight: regulator-backlight {
27 compatible = "regulator-fixed";
28 regulator-name = "lcd-supply";
29 regulator-min-microvolt = <3200000>;
30 regulator-max-microvolt = <3200000>;
31 regulator-always-on;
32 };
33 };
34
35 &i2c2 {
36 pinctrl-names = "default";
37 pinctrl-0 = <&pinctrl_i2c2>;
38 clock-frequency = <400000>;
39 status = "okay";
40
41 touchscreen@41 {
42 compatible = "st,stmpe610";
43 reg = <0x41>;
44 id = <0>;
45 blocks = <0x5>;
46 interrupts = <6 0x0>;
47 interrupt-parent = <&gpio7>;
48 irq-trigger = <0x1>;
49
50 stmpe_touchscreen {
51 compatible = "st,stmpe-ts";
52 st,sample-time = <4>;
53 st,mod-12b = <1>;
54 st,ref-sel = <0>;
55 st,adc-freq = <1>;
56 st,ave-ctrl = <3>;
57 st,touch-det-delay = <3>;
58 st,settling = <4>;
59 st,fraction-z = <7>;
60 st,i-drive = <1>;
61 };
62 };
63
64 eeprom: eeprom@50 {
65 compatible = "atmel,24c128";
66 reg = <0x50>;
67 pagesize = <32>;
68 };
69
70 rtc: rtc@68 {
71 compatible = "st,m41t62";
72 reg = <0x68>;
73 };
74 };
75
76 &iomuxc {
77 pinctrl-names = "default";
78 pinctrl-0 = <&pinctrl_hog>;
79
80 imx53-m53evk {
81 pinctrl_hog: hoggrp {
82 fsl,pins = <
83 MX53_PAD_GPIO_0__CCM_SSI_EXT1_CLK 0x80000000
84 MX53_PAD_EIM_EB3__GPIO2_31 0x80000000
85 MX53_PAD_PATA_DA_0__GPIO7_6 0x80000000
86 >;
87 };
88
89 pinctrl_i2c2: i2c2grp {
90 fsl,pins = <
91 MX53_PAD_EIM_D16__I2C2_SDA 0xc0000000
92 MX53_PAD_EIM_EB2__I2C2_SCL 0xc0000000
93 >;
94 };
95
96 pinctrl_nand: nandgrp {
97 fsl,pins = <
98 MX53_PAD_NANDF_WE_B__EMI_NANDF_WE_B 0x4
99 MX53_PAD_NANDF_RE_B__EMI_NANDF_RE_B 0x4
100 MX53_PAD_NANDF_CLE__EMI_NANDF_CLE 0x4
101 MX53_PAD_NANDF_ALE__EMI_NANDF_ALE 0x4
102 MX53_PAD_NANDF_WP_B__EMI_NANDF_WP_B 0xe0
103 MX53_PAD_NANDF_RB0__EMI_NANDF_RB_0 0xe0
104 MX53_PAD_NANDF_CS0__EMI_NANDF_CS_0 0x4
105 MX53_PAD_PATA_DATA0__EMI_NANDF_D_0 0xa4
106 MX53_PAD_PATA_DATA1__EMI_NANDF_D_1 0xa4
107 MX53_PAD_PATA_DATA2__EMI_NANDF_D_2 0xa4
108 MX53_PAD_PATA_DATA3__EMI_NANDF_D_3 0xa4
109 MX53_PAD_PATA_DATA4__EMI_NANDF_D_4 0xa4
110 MX53_PAD_PATA_DATA5__EMI_NANDF_D_5 0xa4
111 MX53_PAD_PATA_DATA6__EMI_NANDF_D_6 0xa4
112 MX53_PAD_PATA_DATA7__EMI_NANDF_D_7 0xa4
113 >;
114 };
115 };
116 };
117
118 &nfc {
119 pinctrl-names = "default";
120 pinctrl-0 = <&pinctrl_nand>;
121 nand-bus-width = <8>;
122 nand-ecc-mode = "hw";
123 status = "okay";
124 };
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