0001 // SPDX-License-Identifier: GPL-2.0-only
0002 /*
0003 * Copyright (C) 2014 Joachim Eastwood <manabian@gmail.com>
0004 * Copyright (C) 2012 Variscite Ltd. - https://www.variscite.com
0005 */
0006 #include "omap4460.dtsi"
0007 #include "omap4-mcpdm.dtsi"
0008
0009 / {
0010 model = "Variscite VAR-SOM-OM44";
0011 compatible = "variscite,var-som-om44", "ti,omap4460", "ti,omap4";
0012
0013 memory@80000000 {
0014 device_type = "memory";
0015 reg = <0x80000000 0x40000000>; /* 1 GB */
0016 };
0017
0018 sound: sound {
0019 compatible = "ti,abe-twl6040";
0020 ti,model = "VAR-SOM-OM44";
0021
0022 ti,mclk-freq = <38400000>;
0023 ti,mcpdm = <&mcpdm>;
0024 ti,twl6040 = <&twl6040>;
0025
0026 /* Audio routing */
0027 ti,audio-routing =
0028 "Headset Stereophone", "HSOL",
0029 "Headset Stereophone", "HSOR",
0030 "AFML", "Line In",
0031 "AFMR", "Line In";
0032 };
0033
0034 /* HS USB Host PHY on PORT 1 */
0035 hsusb1_phy: hsusb1_phy {
0036 compatible = "usb-nop-xceiv";
0037 pinctrl-names = "default";
0038 pinctrl-0 = <
0039 &hsusbb1_phy_clk_pins
0040 &hsusbb1_phy_rst_pins
0041 >;
0042
0043 reset-gpios = <&gpio6 17 GPIO_ACTIVE_LOW>; /* gpio 177 */
0044 vcc-supply = <&vbat>;
0045 #phy-cells = <0>;
0046
0047 clocks = <&auxclk3_ck>;
0048 clock-names = "main_clk";
0049 clock-frequency = <19200000>;
0050 };
0051
0052 vbat: fixedregulator-vbat {
0053 compatible = "regulator-fixed";
0054 regulator-name = "VBAT";
0055 regulator-min-microvolt = <3300000>;
0056 regulator-max-microvolt = <3300000>;
0057 regulator-always-on;
0058 regulator-boot-on;
0059 };
0060 };
0061
0062 &omap4_pmx_core {
0063 pinctrl-names = "default";
0064 pinctrl-0 = <
0065 &hsusbb1_pins
0066 >;
0067
0068 twl6040_pins: pinmux_twl6040_pins {
0069 pinctrl-single,pins = <
0070 OMAP4_IOPAD(0x19c, PIN_OUTPUT | MUX_MODE3) /* fref_clk2_out.gpio_182 */
0071 OMAP4_IOPAD(0x1a0, PIN_INPUT | MUX_MODE0) /* sys_nirq2.sys_nirq2 */
0072 >;
0073 };
0074
0075 tsc2004_pins: pinmux_tsc2004_pins {
0076 pinctrl-single,pins = <
0077 OMAP4_IOPAD(0x090, PIN_INPUT | MUX_MODE3) /* gpmc_ncs4.gpio_101 (irq) */
0078 OMAP4_IOPAD(0x092, PIN_OUTPUT | MUX_MODE3) /* gpmc_ncs5.gpio_102 (rst) */
0079 >;
0080 };
0081
0082 uart3_pins: pinmux_uart3_pins {
0083 pinctrl-single,pins = <
0084 OMAP4_IOPAD(0x140, PIN_INPUT_PULLUP | MUX_MODE0) /* uart3_cts_rctx.uart3_cts_rctx */
0085 OMAP4_IOPAD(0x142, PIN_OUTPUT | MUX_MODE0) /* uart3_rts_sd.uart3_rts_sd */
0086 OMAP4_IOPAD(0x144, PIN_INPUT | MUX_MODE0) /* uart3_rx_irrx.uart3_rx_irrx */
0087 OMAP4_IOPAD(0x146, PIN_OUTPUT | MUX_MODE0) /* uart3_tx_irtx.uart3_tx_irtx */
0088 >;
0089 };
0090
0091 hsusbb1_pins: pinmux_hsusbb1_pins {
0092 pinctrl-single,pins = <
0093 OMAP4_IOPAD(0x0c2, PIN_INPUT_PULLDOWN | MUX_MODE4) /* usbb1_ulpitll_clk.usbb1_ulpiphy_clk */
0094 OMAP4_IOPAD(0x0c4, PIN_OUTPUT | MUX_MODE4) /* usbb1_ulpitll_stp.usbb1_ulpiphy_stp */
0095 OMAP4_IOPAD(0x0c6, PIN_INPUT_PULLDOWN | MUX_MODE4) /* usbb1_ulpitll_dir.usbb1_ulpiphy_dir */
0096 OMAP4_IOPAD(0x0c8, PIN_INPUT_PULLDOWN | MUX_MODE4) /* usbb1_ulpitll_nxt.usbb1_ulpiphy_nxt */
0097 OMAP4_IOPAD(0x0ca, PIN_INPUT_PULLDOWN | MUX_MODE4) /* usbb1_ulpitll_dat0.usbb1_ulpiphy_dat0 */
0098 OMAP4_IOPAD(0x0cc, PIN_INPUT_PULLDOWN | MUX_MODE4) /* usbb1_ulpitll_dat1.usbb1_ulpiphy_dat1 */
0099 OMAP4_IOPAD(0x0ce, PIN_INPUT_PULLDOWN | MUX_MODE4) /* usbb1_ulpitll_dat2.usbb1_ulpiphy_dat2 */
0100 OMAP4_IOPAD(0x0d0, PIN_INPUT_PULLDOWN | MUX_MODE4) /* usbb1_ulpitll_dat3.usbb1_ulpiphy_dat3 */
0101 OMAP4_IOPAD(0x0d2, PIN_INPUT_PULLDOWN | MUX_MODE4) /* usbb1_ulpitll_dat4.usbb1_ulpiphy_dat4 */
0102 OMAP4_IOPAD(0x0d4, PIN_INPUT_PULLDOWN | MUX_MODE4) /* usbb1_ulpitll_dat5.usbb1_ulpiphy_dat5 */
0103 OMAP4_IOPAD(0x0d6, PIN_INPUT_PULLDOWN | MUX_MODE4) /* usbb1_ulpitll_dat6.usbb1_ulpiphy_dat6 */
0104 OMAP4_IOPAD(0x0d8, PIN_INPUT_PULLDOWN | MUX_MODE4) /* usbb1_ulpitll_dat7.usbb1_ulpiphy_dat7 */
0105 >;
0106 };
0107
0108 hsusbb1_phy_rst_pins: pinmux_hsusbb1_phy_rst_pins {
0109 pinctrl-single,pins = <
0110 OMAP4_IOPAD(0x18c, PIN_OUTPUT | MUX_MODE3) /* kpd_row2.gpio_177 */
0111 >;
0112 };
0113
0114 i2c1_pins: pinmux_i2c1_pins {
0115 pinctrl-single,pins = <
0116 OMAP4_IOPAD(0x122, PIN_INPUT_PULLUP | MUX_MODE0) /* i2c1_scl */
0117 OMAP4_IOPAD(0x124, PIN_INPUT_PULLUP | MUX_MODE0) /* i2c1_sda */
0118 >;
0119 };
0120
0121 i2c3_pins: pinmux_i2c3_pins {
0122 pinctrl-single,pins = <
0123 OMAP4_IOPAD(0x12a, PIN_INPUT_PULLUP | MUX_MODE0) /* i2c3_scl */
0124 OMAP4_IOPAD(0x12c, PIN_INPUT_PULLUP | MUX_MODE0) /* i2c3_sda */
0125 >;
0126 };
0127
0128 mmc1_pins: pinmux_mmc1_pins {
0129 pinctrl-single,pins = <
0130 OMAP4_IOPAD(0x0e2, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_clk.sdmmc1_clk */
0131 OMAP4_IOPAD(0x0e4, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_cmd.sdmmc1_cmd */
0132 OMAP4_IOPAD(0x0e6, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat0.sdmmc1_dat0 */
0133 OMAP4_IOPAD(0x0e8, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat1.sdmmc1_dat1 */
0134 OMAP4_IOPAD(0x0ea, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat2.sdmmc1_dat2 */
0135 OMAP4_IOPAD(0x0ec, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat3.sdmmc1_dat3 */
0136 >;
0137 };
0138 };
0139
0140 &omap4_pmx_wkup {
0141 pinctrl-names = "default";
0142 pinctrl-0 = <
0143 &hsusbb1_hub_rst_pins
0144 &lan7500_rst_pins
0145 >;
0146
0147 hsusbb1_phy_clk_pins: pinmux_hsusbb1_phy_clk_pins {
0148 pinctrl-single,pins = <
0149 OMAP4_IOPAD(0x058, PIN_OUTPUT | MUX_MODE0) /* fref_clk3_out */
0150 >;
0151 };
0152
0153 hsusbb1_hub_rst_pins: pinmux_hsusbb1_hub_rst_pins {
0154 pinctrl-single,pins = <
0155 OMAP4_IOPAD(0x042, PIN_OUTPUT | MUX_MODE3) /* gpio_wk1 */
0156 >;
0157 };
0158
0159 lan7500_rst_pins: pinmux_lan7500_rst_pins {
0160 pinctrl-single,pins = <
0161 OMAP4_IOPAD(0x040, PIN_OUTPUT | MUX_MODE3) /* gpio_wk0 */
0162 >;
0163 };
0164 };
0165
0166 &i2c1 {
0167 pinctrl-names = "default";
0168 pinctrl-0 = <&i2c1_pins>;
0169 status = "okay";
0170
0171 clock-frequency = <400000>;
0172
0173 twl: twl@48 {
0174 reg = <0x48>;
0175 /* SPI = 0, IRQ# = 7, 4 = active high level-sensitive */
0176 interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>; /* IRQ_SYS_1N cascaded to gic */
0177 };
0178
0179 twl6040: twl@4b {
0180 compatible = "ti,twl6040";
0181 #clock-cells = <0>;
0182 reg = <0x4b>;
0183
0184 pinctrl-names = "default";
0185 pinctrl-0 = <&twl6040_pins>;
0186
0187 /* SPI = 0, IRQ# = 119, 4 = active high level-sensitive */
0188 interrupts = <GIC_SPI 119 IRQ_TYPE_LEVEL_HIGH>; /* IRQ_SYS_2N cascaded to gic */
0189 ti,audpwron-gpio = <&gpio6 22 GPIO_ACTIVE_HIGH>; /* gpio 182 */
0190
0191 vio-supply = <&v1v8>;
0192 v2v1-supply = <&v2v1>;
0193 enable-active-high;
0194 };
0195 };
0196
0197 #include "twl6030.dtsi"
0198 #include "twl6030_omap4.dtsi"
0199
0200 &vusim {
0201 regulator-min-microvolt = <3000000>;
0202 regulator-max-microvolt = <3000000>;
0203 regulator-always-on;
0204 };
0205
0206 &i2c2 {
0207 status = "disabled";
0208 };
0209
0210 &i2c3 {
0211 pinctrl-names = "default";
0212 pinctrl-0 = <&i2c3_pins>;
0213 status = "okay";
0214
0215 clock-frequency = <400000>;
0216
0217 touchscreen: tsc2004@48 {
0218 compatible = "ti,tsc2004";
0219 reg = <0x48>;
0220 pinctrl-names = "default";
0221 pinctrl-0 = <&tsc2004_pins>;
0222 interrupt-parent = <&gpio4>;
0223 interrupts = <5 IRQ_TYPE_LEVEL_LOW>; /* gpio 101 */
0224 status = "disabled";
0225 };
0226
0227 tmp105@49 {
0228 compatible = "ti,tmp105";
0229 reg = <0x49>;
0230 };
0231
0232 eeprom@50 {
0233 compatible = "microchip,24c32", "atmel,24c32";
0234 reg = <0x50>;
0235 };
0236 };
0237
0238 &i2c4 {
0239 status = "disabled";
0240 };
0241
0242 &gpmc {
0243 status = "disabled";
0244 };
0245
0246 &mcspi1 {
0247 status = "disabled";
0248 };
0249
0250 &mcspi2 {
0251 status = "disabled";
0252 };
0253
0254 &mcspi3 {
0255 status = "disabled";
0256 };
0257
0258 &mcspi4 {
0259 status = "disabled";
0260 };
0261
0262 &mmc1 {
0263 pinctrl-names = "default";
0264 pinctrl-0 = <&mmc1_pins>;
0265 vmmc-supply = <&vmmc>;
0266 bus-width = <4>;
0267 ti,non-removable;
0268 status = "okay";
0269 };
0270
0271 &mmc2 {
0272 status = "disabled";
0273 };
0274
0275 &mmc3 {
0276 status = "disabled";
0277 };
0278
0279 &mmc4 {
0280 status = "disabled";
0281 };
0282
0283 &mmc5 {
0284 status = "disabled";
0285 };
0286
0287 &uart1 {
0288 status = "disabled";
0289 };
0290
0291 &uart2 {
0292 status = "disabled";
0293 };
0294
0295 &uart3 {
0296 pinctrl-names = "default";
0297 pinctrl-0 = <&uart3_pins>;
0298 status = "okay";
0299 };
0300
0301 &uart4 {
0302 status = "disabled";
0303 };
0304
0305 &keypad {
0306 status = "disabled";
0307 };
0308
0309 &twl_usb_comparator {
0310 usb-supply = <&vusb>;
0311 };
0312
0313 &usb_otg_hs {
0314 interface-type = <1>;
0315 mode = <3>;
0316 power = <50>;
0317 };
0318
0319 &usbhshost {
0320 port1-mode = "ehci-phy";
0321 };
0322
0323 &usbhsehci {
0324 phys = <&hsusb1_phy>;
0325 };
