--- /dev/null
+/*
+ * Copyright (C) 2012 Florian Vaussard, EPFL Mobots group
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/*
+ * The Gumstix Overo must be combined with an expansion board.
+ */
+
+/ {
+ pwmleds {
+ compatible = "pwm-leds";
+
+ overo {
+ label = "overo:blue:COM";
+ pwms = <&twl_pwmled 1 7812500>;
+ max-brightness = <127>;
+ linux,default-trigger = "mmc0";
+ };
+ };
+
+ sound {
+ compatible = "ti,omap-twl4030";
+ ti,model = "overo";
+
+ ti,mcbsp = <&mcbsp2>;
+ };
+
+ /* HS USB Port 2 Power */
+ hsusb2_power: hsusb2_power_reg {
+ compatible = "regulator-fixed";
+ regulator-name = "hsusb2_vbus";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gpio6 8 0>; /* gpio_168: vbus enable */
+ startup-delay-us = <70000>;
+ enable-active-high;
+ };
+
+ /* HS USB Host PHY on PORT 2 */
+ hsusb2_phy: hsusb2_phy {
+ compatible = "usb-nop-xceiv";
+ reset-gpios = <&gpio6 23 GPIO_ACTIVE_LOW>; /* gpio_183 */
+ vcc-supply = <&hsusb2_power>;
+ };
+
+ /* Regulator to trigger the nPoweron signal of the Wifi module */
+ w3cbw003c_npoweron: regulator-w3cbw003c-npoweron {
+ compatible = "regulator-fixed";
+ regulator-name = "regulator-w3cbw003c-npoweron";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio2 22 GPIO_ACTIVE_HIGH>; /* gpio_54: nPoweron */
+ enable-active-high;
+ };
+
+ /* Regulator to trigger the nReset signal of the Wifi module */
+ w3cbw003c_wifi_nreset: regulator-w3cbw003c-wifi-nreset {
+ pinctrl-names = "default";
+ pinctrl-0 = <&w3cbw003c_pins &w3cbw003c_2_pins>;
+ compatible = "regulator-fixed";
+ regulator-name = "regulator-w3cbw003c-wifi-nreset";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio1 16 GPIO_ACTIVE_HIGH>; /* gpio_16: WiFi nReset */
+ startup-delay-us = <10000>;
+ };
+
+ /* Regulator to trigger the nReset signal of the Bluetooth module */
+ w3cbw003c_bt_nreset: regulator-w3cbw003c-bt-nreset {
+ compatible = "regulator-fixed";
+ regulator-name = "regulator-w3cbw003c-bt-nreset";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio6 4 GPIO_ACTIVE_HIGH>; /* gpio_164: BT nReset */
+ startup-delay-us = <10000>;
+ };
+};
+
+&omap3_pmx_core {
+ pinctrl-names = "default";
+ pinctrl-0 = <
+ &hsusb2_pins
+ >;
+
+ uart2_pins: pinmux_uart2_pins {
+ pinctrl-single,pins = <
+ OMAP3_CORE1_IOPAD(0x216c, PIN_INPUT | MUX_MODE1) /* mcbsp3_dx.uart2_cts */
+ OMAP3_CORE1_IOPAD(0x216e, PIN_OUTPUT | MUX_MODE1) /* mcbsp3_dr.uart2_rts */
+ OMAP3_CORE1_IOPAD(0x2170, PIN_OUTPUT | MUX_MODE1) /* mcbsp3_clk.uart2_tx */
+ OMAP3_CORE1_IOPAD(0x2172, PIN_INPUT | MUX_MODE1) /* mcbsp3_fsx.uart2_rx */
+ >;
+ };
+
+ i2c1_pins: pinmux_i2c1_pins {
+ pinctrl-single,pins = <
+ OMAP3_CORE1_IOPAD(0x21ba, PIN_INPUT | MUX_MODE0) /* i2c1_scl.i2c1_scl */
+ OMAP3_CORE1_IOPAD(0x21bc, PIN_INPUT | MUX_MODE0) /* i2c1_sda.i2c1_sda */
+ >;
+ };
+
+ mmc1_pins: pinmux_mmc1_pins {
+ pinctrl-single,pins = <
+ OMAP3_CORE1_IOPAD(0x2144, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_clk.sdmmc1_clk */
+ OMAP3_CORE1_IOPAD(0x2146, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_cmd.sdmmc1_cmd */
+ OMAP3_CORE1_IOPAD(0x2148, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat0.sdmmc1_dat0 */
+ OMAP3_CORE1_IOPAD(0x214a, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat1.sdmmc1_dat1 */
+ OMAP3_CORE1_IOPAD(0x214c, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat2.sdmmc1_dat2 */
+ OMAP3_CORE1_IOPAD(0x214e, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat3.sdmmc1_dat3 */
+ >;
+ };
+
+ mmc2_pins: pinmux_mmc2_pins {
+ pinctrl-single,pins = <
+ OMAP3_CORE1_IOPAD(0x2158, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_clk.sdmmc2_clk */
+ OMAP3_CORE1_IOPAD(0x215a, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_cmd.sdmmc2_cmd */
+ OMAP3_CORE1_IOPAD(0x215c, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat0.sdmmc2_dat0 */
+ OMAP3_CORE1_IOPAD(0x215e, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat1.sdmmc2_dat1 */
+ OMAP3_CORE1_IOPAD(0x2160, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat2.sdmmc2_dat2 */
+ OMAP3_CORE1_IOPAD(0x2162, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat3.sdmmc2_dat3 */
+ >;
+ };
+
+ /* WiFi/BT combo */
+ w3cbw003c_pins: pinmux_w3cbw003c_pins {
+ pinctrl-single,pins = <
+ OMAP3_CORE1_IOPAD(0x20b4, PIN_OUTPUT | MUX_MODE4) /* gpmc_ncs3.gpio_54 */
+ OMAP3_CORE1_IOPAD(0x219c, PIN_OUTPUT | MUX_MODE4) /* uart3_rts_sd.gpio_164 */
+ >;
+ };
+
+ hsusb2_pins: pinmux_hsusb2_pins {
+ pinctrl-single,pins = <
+ OMAP3_CORE1_IOPAD(0x21d4, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi1_cs3.hsusb2_data2 */
+ OMAP3_CORE1_IOPAD(0x21d6, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_clk.hsusb2_data7 */
+ OMAP3_CORE1_IOPAD(0x21d8, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_simo.hsusb2_data4 */
+ OMAP3_CORE1_IOPAD(0x21da, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_somi.hsusb2_data5 */
+ OMAP3_CORE1_IOPAD(0x21dc, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_cs0.hsusb2_data6 */
+ OMAP3_CORE1_IOPAD(0x21de, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_cs1.hsusb2_data3 */
+ OMAP3_CORE1_IOPAD(0x21be, PIN_OUTPUT | MUX_MODE4) /* i2c2_scl.gpio_168 */
+ OMAP3_CORE1_IOPAD(0x21c0, PIN_OUTPUT | MUX_MODE4) /* i2c2_sda.gpio_183 */
+ >;
+ };
+};
+
+&i2c1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c1_pins>;
+ clock-frequency = <2600000>;
+
+ twl: twl@48 {
+ reg = <0x48>;
+ interrupts = <7>; /* SYS_NIRQ cascaded to intc */
+ interrupt-parent = <&intc>;
+
+ twl_audio: audio {
+ compatible = "ti,twl4030-audio";
+ codec {
+ };
+ };
+ };
+};
+
+#include "twl4030.dtsi"
+#include "twl4030_omap3.dtsi"
+
+/* i2c2 pins are used for gpio */
+&i2c2 {
+ status = "disabled";
+};
+
+/* on board microSD slot */
+&mmc1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc1_pins>;
+ vmmc-supply = <&vmmc1>;
+ bus-width = <4>;
+};
+
+/* optional on board WiFi */
+&mmc2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc2_pins>;
+ vmmc-supply = <&w3cbw003c_npoweron>;
+ vqmmc-supply = <&w3cbw003c_bt_nreset>;
+ vmmc_aux-supply = <&w3cbw003c_wifi_nreset>;
+ bus-width = <4>;
+ cap-sdio-irq;
+ non-removable;
+};
+
+&twl_gpio {
+ ti,use-leds;
+};
+
+&usb_otg_hs {
+ interface-type = <0>;
+ usb-phy = <&usb2_phy>;
+ phys = <&usb2_phy>;
+ phy-names = "usb2-phy";
+ mode = <3>;
+ power = <50>;
+};
+
+&usbhshost {
+ port2-mode = "ehci-phy";
+};
+
+&usbhsehci {
+ phys = <0 &hsusb2_phy>;
+};
+
+&uart2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart2_pins>;
+};
+
Code Review / kvmfornfv.git / blobdiff