1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Copyright (C) 2015 CompuLab, Ltd. - https://www.compulab.co.il/
4 */
5
6 #include "am437x-cm-t43.dts"
7 #include "compulab-sb-som.dtsi"
8
9 / {
10 model = "CompuLab CM-T43 on SB-SOM-T43";
11 compatible = "compulab,am437x-sbc-t43", "compulab,am437x-cm-t43", "ti,am4372", "ti,am43";
12
13 aliases {
14 display0 = &lcd0;
15 };
16 };
17
18 &am43xx_pinmux {
19 mmc1_pins: mmc1-pins {
20 pinctrl-single,pins = <
21 AM4372_IOPAD(0x900, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_clk.mmc0_clk */
22 AM4372_IOPAD(0x904, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_cmd.mmc0_cmd */
23 AM4372_IOPAD(0x8f0, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat0.mmc0_dat0 */
24 AM4372_IOPAD(0x8f4, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat1.mmc0_dat1 */
25 AM4372_IOPAD(0x8f8, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat2.mmc0_dat2 */
26 AM4372_IOPAD(0x8fc, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat3.mmc0_dat3 */
27 AM4372_IOPAD(0x960, PIN_INPUT | MUX_MODE7) /* spi0_cs1.gpio0_6 */
28 AM4372_IOPAD(0x964, PIN_INPUT | MUX_MODE7) /* ecap0_in_pwm0_out.gpio0_7 */
29 >;
30 };
31
32 dss_pinctrl_default: dss-pinctrl-default-pins {
33 pinctrl-single,pins = <
34 AM4372_IOPAD(0x9b0, PIN_OUTPUT_PULLUP | MUX_MODE2) /* cam0 hd -> DSS DATA 23 */
35 AM4372_IOPAD(0x9b4, PIN_OUTPUT_PULLUP | MUX_MODE2)
36 AM4372_IOPAD(0x9b8, PIN_OUTPUT_PULLUP | MUX_MODE2)
37 AM4372_IOPAD(0x9bc, PIN_OUTPUT_PULLUP | MUX_MODE2)
38 AM4372_IOPAD(0x9c0, PIN_OUTPUT_PULLUP | MUX_MODE2)
39 AM4372_IOPAD(0x9c4, PIN_OUTPUT_PULLUP | MUX_MODE2)
40 AM4372_IOPAD(0x9c8, PIN_OUTPUT_PULLUP | MUX_MODE2)
41 AM4372_IOPAD(0x9cc, PIN_OUTPUT_PULLUP | MUX_MODE2) /* cam1 data 9 -> DSS DATA 16 */
42
43 AM4372_IOPAD(0x8a0, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS DATA 0 */
44 AM4372_IOPAD(0x8a4, PIN_OUTPUT_PULLUP | MUX_MODE0)
45 AM4372_IOPAD(0x8a8, PIN_OUTPUT_PULLUP | MUX_MODE0)
46 AM4372_IOPAD(0x8ac, PIN_OUTPUT_PULLUP | MUX_MODE0)
47 AM4372_IOPAD(0x8b0, PIN_OUTPUT_PULLUP | MUX_MODE0)
48 AM4372_IOPAD(0x8b4, PIN_OUTPUT_PULLUP | MUX_MODE0)
49 AM4372_IOPAD(0x8b8, PIN_OUTPUT_PULLUP | MUX_MODE0)
50 AM4372_IOPAD(0x8bc, PIN_OUTPUT_PULLUP | MUX_MODE0)
51 AM4372_IOPAD(0x8c0, PIN_OUTPUT_PULLUP | MUX_MODE0)
52 AM4372_IOPAD(0x8c4, PIN_OUTPUT_PULLUP | MUX_MODE0)
53 AM4372_IOPAD(0x8c8, PIN_OUTPUT_PULLUP | MUX_MODE0)
54 AM4372_IOPAD(0x8cc, PIN_OUTPUT_PULLUP | MUX_MODE0)
55 AM4372_IOPAD(0x8d0, PIN_OUTPUT_PULLUP | MUX_MODE0)
56 AM4372_IOPAD(0x8d4, PIN_OUTPUT_PULLUP | MUX_MODE0)
57 AM4372_IOPAD(0x8d8, PIN_OUTPUT_PULLUP | MUX_MODE0)
58 AM4372_IOPAD(0x8dc, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS DATA 15 */
59 AM4372_IOPAD(0x8e0, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS VSYNC */
60 AM4372_IOPAD(0x8e4, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS HSYNC */
61 AM4372_IOPAD(0x8e8, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS PCLK */
62 AM4372_IOPAD(0x8ec, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS AC BIAS EN */
63 AM4372_IOPAD(0xa20, PIN_OUTPUT_PULLUP | MUX_MODE7)
64 >;
65 };
66
67 uart0_pins_default: uart0-default-pins {
68 pinctrl-single,pins = <
69 AM4372_IOPAD(0x968, DS0_PULL_UP_DOWN_EN | INPUT_EN | MUX_MODE0)
70 AM4372_IOPAD(0x96C, DS0_PULL_UP_DOWN_EN | INPUT_EN | MUX_MODE0)
71 AM4372_IOPAD(0x970, PIN_INPUT_PULLUP | SLEWCTRL_FAST | DS0_PULL_UP_DOWN_EN | MUX_MODE0) /* uart0_rxd.uart0_rxd */
72 AM4372_IOPAD(0x974, PIN_INPUT | PULL_DISABLE | SLEWCTRL_FAST | DS0_PULL_UP_DOWN_EN | MUX_MODE0) /* uart0_txd.uart0_txd */
73 >;
74 };
75
76 i2c1_pins: i2c1-pins {
77 pinctrl-single,pins = <
78 AM4372_IOPAD(0xa6c, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE1) /* spi2_cs0.i2c1_sda */
79 AM4372_IOPAD(0xa60, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE1) /* spi2_sclk.i2c1_scl */
80 >;
81 };
82
83 i2c2_pins: i2c2-pins {
84 pinctrl-single,pins = <
85 AM4372_IOPAD(0x978, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE3) /* uart1_ctsn.i2c2_sda */
86 AM4372_IOPAD(0x97c, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE3) /* uart1_rtsn.i2c2_scl */
87 >;
88 };
89
90 usb2_phy1_default: usb2-phy1-default-pins {
91 pinctrl-single,pins = <
92 AM4372_IOPAD(0xac0, DS0_PULL_UP_DOWN_EN | PIN_INPUT_PULLDOWN | MUX_MODE0)
93 >;
94 };
95
96 usb2_phy2_default: usb2-phy2-default-pins {
97 pinctrl-single,pins = <
98 AM4372_IOPAD(0xac4, DS0_PULL_UP_DOWN_EN | PIN_INPUT_PULLDOWN | MUX_MODE0)
99 >;
100 };
101 };
102
103 &i2c1 {
104 status = "okay";
105 pinctrl-names = "default";
106 pinctrl-0 = <&i2c1_pins>;
107
108 pca9555: pca9555@20 {
109 compatible = "nxp,pca9555";
110 reg = <0x20>;
111 gpio-controller;
112 #gpio-cells = <2>;
113 };
114
115 eeprom_base: at24@50 {
116 compatible = "atmel,24c02";
117 reg = <0x50>;
118 pagesize = <16>;
119 };
120 };
121
122 &i2c2 {
123 status = "okay";
124 pinctrl-names = "default";
125 pinctrl-0 = <&i2c2_pins>;
126 };
127
128 &mmc1 {
129 status = "okay";
130 bus-width = <4>;
131 pinctrl-names = "default";
132 pinctrl-0 = <&mmc1_pins>;
133 vmmc-supply = <&vsb_3v3>;
134 cd-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>;
135 wp-gpios = <&gpio0 7 GPIO_ACTIVE_HIGH>;
136 };
137
138 &dss {
139 status = "okay";
140
141 pinctrl-names = "default";
142 pinctrl-0 = <&dss_pinctrl_default>;
143
144 port {
145 dpi_lcd_out: endpoint {
146 remote-endpoint = <&lcd_in>;
147 data-lines = <24>;
148 };
149 };
150 };
151
152 &uart0 {
153 pinctrl-names = "default";
154 pinctrl-0 = <&uart0_pins_default>;
155 };
156
157 &dwc3_1 {
158 pinctrl-names = "default";
159 pinctrl-0 = <&usb2_phy1_default>;
160 };
161
162 &dwc3_2 {
163 pinctrl-names = "default";
164 pinctrl-0 = <&usb2_phy2_default>;
165 };
166
167 &lcd0 {
168 enable-gpios = <&pca9555 14 GPIO_ACTIVE_HIGH
169 &gpio4 28 GPIO_ACTIVE_HIGH>;
170
171 port {
172 lcd_in: endpoint {
173 remote-endpoint = <&dpi_lcd_out>;
174 data-lines = <24>;
175 };
176 };
177 };
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