0001 // SPDX-License-Identifier: GPL-2.0-only
0002 /*
0003 * Copyright (C) 2015 CompuLab, Ltd. - http://www.compulab.co.il/
0004 */
0005
0006 #include "am437x-cm-t43.dts"
0007 #include "compulab-sb-som.dtsi"
0008
0009 / {
0010 model = "CompuLab CM-T43 on SB-SOM-T43";
0011 compatible = "compulab,am437x-sbc-t43", "compulab,am437x-cm-t43", "ti,am4372", "ti,am43";
0012
0013 aliases {
0014 display0 = &lcd0;
0015 };
0016 };
0017
0018 &am43xx_pinmux {
0019 mmc1_pins: pinmux_mmc1_pins {
0020 pinctrl-single,pins = <
0021 AM4372_IOPAD(0x900, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_clk.mmc0_clk */
0022 AM4372_IOPAD(0x904, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_cmd.mmc0_cmd */
0023 AM4372_IOPAD(0x8f0, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat0.mmc0_dat0 */
0024 AM4372_IOPAD(0x8f4, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat1.mmc0_dat1 */
0025 AM4372_IOPAD(0x8f8, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat2.mmc0_dat2 */
0026 AM4372_IOPAD(0x8fc, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat3.mmc0_dat3 */
0027 AM4372_IOPAD(0x960, PIN_INPUT | MUX_MODE7) /* spi0_cs1.gpio0_6 */
0028 AM4372_IOPAD(0x964, PIN_INPUT | MUX_MODE7) /* ecap0_in_pwm0_out.gpio0_7 */
0029 >;
0030 };
0031
0032 dss_pinctrl_default: dss_pinctrl_default {
0033 pinctrl-single,pins = <
0034 AM4372_IOPAD(0x9b0, PIN_OUTPUT_PULLUP | MUX_MODE2) /* cam0 hd -> DSS DATA 23 */
0035 AM4372_IOPAD(0x9b4, PIN_OUTPUT_PULLUP | MUX_MODE2)
0036 AM4372_IOPAD(0x9b8, PIN_OUTPUT_PULLUP | MUX_MODE2)
0037 AM4372_IOPAD(0x9bc, PIN_OUTPUT_PULLUP | MUX_MODE2)
0038 AM4372_IOPAD(0x9c0, PIN_OUTPUT_PULLUP | MUX_MODE2)
0039 AM4372_IOPAD(0x9c4, PIN_OUTPUT_PULLUP | MUX_MODE2)
0040 AM4372_IOPAD(0x9c8, PIN_OUTPUT_PULLUP | MUX_MODE2)
0041 AM4372_IOPAD(0x9cc, PIN_OUTPUT_PULLUP | MUX_MODE2) /* cam1 data 9 -> DSS DATA 16 */
0042
0043 AM4372_IOPAD(0x8a0, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS DATA 0 */
0044 AM4372_IOPAD(0x8a4, PIN_OUTPUT_PULLUP | MUX_MODE0)
0045 AM4372_IOPAD(0x8a8, PIN_OUTPUT_PULLUP | MUX_MODE0)
0046 AM4372_IOPAD(0x8ac, PIN_OUTPUT_PULLUP | MUX_MODE0)
0047 AM4372_IOPAD(0x8b0, PIN_OUTPUT_PULLUP | MUX_MODE0)
0048 AM4372_IOPAD(0x8b4, PIN_OUTPUT_PULLUP | MUX_MODE0)
0049 AM4372_IOPAD(0x8b8, PIN_OUTPUT_PULLUP | MUX_MODE0)
0050 AM4372_IOPAD(0x8bc, PIN_OUTPUT_PULLUP | MUX_MODE0)
0051 AM4372_IOPAD(0x8c0, PIN_OUTPUT_PULLUP | MUX_MODE0)
0052 AM4372_IOPAD(0x8c4, PIN_OUTPUT_PULLUP | MUX_MODE0)
0053 AM4372_IOPAD(0x8c8, PIN_OUTPUT_PULLUP | MUX_MODE0)
0054 AM4372_IOPAD(0x8cc, PIN_OUTPUT_PULLUP | MUX_MODE0)
0055 AM4372_IOPAD(0x8d0, PIN_OUTPUT_PULLUP | MUX_MODE0)
0056 AM4372_IOPAD(0x8d4, PIN_OUTPUT_PULLUP | MUX_MODE0)
0057 AM4372_IOPAD(0x8d8, PIN_OUTPUT_PULLUP | MUX_MODE0)
0058 AM4372_IOPAD(0x8dc, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS DATA 15 */
0059 AM4372_IOPAD(0x8e0, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS VSYNC */
0060 AM4372_IOPAD(0x8e4, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS HSYNC */
0061 AM4372_IOPAD(0x8e8, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS PCLK */
0062 AM4372_IOPAD(0x8ec, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS AC BIAS EN */
0063 AM4372_IOPAD(0xa20, PIN_OUTPUT_PULLUP | MUX_MODE7)
0064 >;
0065 };
0066
0067 uart0_pins_default: uart0_pins_default {
0068 pinctrl-single,pins = <
0069 AM4372_IOPAD(0x968, DS0_PULL_UP_DOWN_EN | INPUT_EN | MUX_MODE0)
0070 AM4372_IOPAD(0x96C, DS0_PULL_UP_DOWN_EN | INPUT_EN | MUX_MODE0)
0071 AM4372_IOPAD(0x970, PIN_INPUT_PULLUP | SLEWCTRL_FAST | DS0_PULL_UP_DOWN_EN | MUX_MODE0) /* uart0_rxd.uart0_rxd */
0072 AM4372_IOPAD(0x974, PIN_INPUT | PULL_DISABLE | SLEWCTRL_FAST | DS0_PULL_UP_DOWN_EN | MUX_MODE0) /* uart0_txd.uart0_txd */
0073 >;
0074 };
0075
0076 i2c1_pins: i2c1_pins {
0077 pinctrl-single,pins = <
0078 AM4372_IOPAD(0xa6c, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE1) /* spi2_cs0.i2c1_sda */
0079 AM4372_IOPAD(0xa60, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE1) /* spi2_sclk.i2c1_scl */
0080 >;
0081 };
0082
0083 i2c2_pins: i2c2_pins {
0084 pinctrl-single,pins = <
0085 AM4372_IOPAD(0x978, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE3) /* uart1_ctsn.i2c2_sda */
0086 AM4372_IOPAD(0x97c, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE3) /* uart1_rtsn.i2c2_scl */
0087 >;
0088 };
0089
0090 usb2_phy1_default: usb2_phy1_default {
0091 pinctrl-single,pins = <
0092 AM4372_IOPAD(0xac0, DS0_PULL_UP_DOWN_EN | PIN_INPUT_PULLDOWN | MUX_MODE0)
0093 >;
0094 };
0095
0096 usb2_phy2_default: usb2_phy2_default {
0097 pinctrl-single,pins = <
0098 AM4372_IOPAD(0xac4, DS0_PULL_UP_DOWN_EN | PIN_INPUT_PULLDOWN | MUX_MODE0)
0099 >;
0100 };
0101 };
0102
0103 &i2c1 {
0104 status = "okay";
0105 pinctrl-names = "default";
0106 pinctrl-0 = <&i2c1_pins>;
0107
0108 pca9555: pca9555@20 {
0109 compatible = "nxp,pca9555";
0110 reg = <0x20>;
0111 gpio-controller;
0112 #gpio-cells = <2>;
0113 };
0114
0115 eeprom_base: at24@50 {
0116 compatible = "atmel,24c02";
0117 reg = <0x50>;
0118 pagesize = <16>;
0119 };
0120 };
0121
0122 &i2c2 {
0123 status = "okay";
0124 pinctrl-names = "default";
0125 pinctrl-0 = <&i2c2_pins>;
0126 };
0127
0128 &mmc1 {
0129 status = "okay";
0130 bus-width = <4>;
0131 pinctrl-names = "default";
0132 pinctrl-0 = <&mmc1_pins>;
0133 vmmc-supply = <&vsb_3v3>;
0134 cd-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>;
0135 wp-gpios = <&gpio0 7 GPIO_ACTIVE_HIGH>;
0136 };
0137
0138 &dss {
0139 status = "okay";
0140
0141 pinctrl-names = "default";
0142 pinctrl-0 = <&dss_pinctrl_default>;
0143
0144 port {
0145 dpi_lcd_out: endpoint {
0146 remote-endpoint = <&lcd_in>;
0147 data-lines = <24>;
0148 };
0149 };
0150 };
0151
0152 &uart0 {
0153 pinctrl-names = "default";
0154 pinctrl-0 = <&uart0_pins_default>;
0155 };
0156
0157 &dwc3_1 {
0158 pinctrl-names = "default";
0159 pinctrl-0 = <&usb2_phy1_default>;
0160 };
0161
0162 &dwc3_2 {
0163 pinctrl-names = "default";
0164 pinctrl-0 = <&usb2_phy2_default>;
0165 };
0166
0167 &lcd0 {
0168 enable-gpios = <&pca9555 14 GPIO_ACTIVE_HIGH
0169 &gpio4 28 GPIO_ACTIVE_HIGH>;
0170
0171 port {
0172 lcd_in: endpoint {
0173 remote-endpoint = <&dpi_lcd_out>;
0174 data-lines = <24>;
0175 };
0176 };
0177 };
