ARM: dts: omap3-beagle: Add USB Host support
Provide RESET and Power regulators for the USB PHY, the USB Host port mode and the PHY device. Also provide pin multiplexer information for USB host pins. CC: Benoît Cousson <b-cousson@ti.com> Signed-off-by: Roger Quadros <rogerq@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
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@ -38,6 +38,57 @@
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};
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};
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/* HS USB Port 2 RESET */
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hsusb2_reset: hsusb2_reset_reg {
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compatible = "regulator-fixed";
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regulator-name = "hsusb2_reset";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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gpio = <&gpio5 19 0>; /* gpio_147 */
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startup-delay-us = <70000>;
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enable-active-high;
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};
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/* HS USB Port 2 Power */
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hsusb2_power: hsusb2_power_reg {
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compatible = "regulator-fixed";
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regulator-name = "hsusb2_vbus";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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gpio = <&twl_gpio 18 0>; /* GPIO LEDA */
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startup-delay-us = <70000>;
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};
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/* HS USB Host PHY on PORT 2 */
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hsusb2_phy: hsusb2_phy {
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compatible = "usb-nop-xceiv";
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reset-supply = <&hsusb2_reset>;
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vcc-supply = <&hsusb2_power>;
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};
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};
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&omap3_pmx_core {
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pinctrl-names = "default";
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pinctrl-0 = <
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&hsusbb2_pins
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>;
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hsusbb2_pins: pinmux_hsusbb2_pins {
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pinctrl-single,pins = <
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0x5c0 0x3 /* USBB2_ULPITLL_CLK_MUXMODE.usbb1_ulpiphy_clk OUTPUT */
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0x5c2 0x3 /* USBB2_ULPITLL_CLK_MUXMODE.usbb1_ulpiphy_stp OUTPUT */
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0x5c4 0x10b /* USBB2_ULPITLL_CLK_MUXMODE.usbb1_ulpiphy_dir INPUT | PULLDOWN */
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0x5c6 0x10b /* USBB2_ULPITLL_CLK_MUXMODE.usbb1_ulpiphy_nxt INPUT | PULLDOWN */
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0x5c8 0x10b /* USBB2_ULPITLL_CLK_MUXMODE.usbb1_ulpiphy_dat0 INPUT | PULLDOWN */
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0x5cA 0x10b /* USBB2_ULPITLL_CLK_MUXMODE.usbb1_ulpiphy_dat1 INPUT | PULLDOWN */
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0x1a4 0x10b /* USBB2_ULPITLL_CLK_MUXMODE.usbb1_ulpiphy_dat2 INPUT | PULLDOWN */
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0x1a6 0x10b /* USBB2_ULPITLL_CLK_MUXMODE.usbb1_ulpiphy_dat3 INPUT | PULLDOWN */
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0x1a8 0x10b /* USBB2_ULPITLL_CLK_MUXMODE.usbb1_ulpiphy_dat4 INPUT | PULLDOWN */
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0x1aa 0x10b /* USBB2_ULPITLL_CLK_MUXMODE.usbb1_ulpiphy_dat5 INPUT | PULLDOWN */
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0x1ac 0x10b /* USBB2_ULPITLL_CLK_MUXMODE.usbb1_ulpiphy_dat6 INPUT | PULLDOWN */
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0x1ae 0x10b /* USBB2_ULPITLL_CLK_MUXMODE.usbb1_ulpiphy_dat7 INPUT | PULLDOWN */
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>;
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};
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};
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&i2c1 {
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@ -65,3 +116,23 @@
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&mmc3 {
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status = "disabled";
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};
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&usbhshost {
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port2-mode = "ehci-phy";
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};
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&usbhsehci {
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phys = <0 &hsusb2_phy>;
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};
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&twl_gpio {
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ti,use-leds;
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/* pullups: BIT(1) */
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ti,pullups = <0x000002>;
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/*
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* pulldowns:
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* BIT(2), BIT(6), BIT(7), BIT(8), BIT(13)
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* BIT(15), BIT(16), BIT(17)
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*/
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ti,pulldowns = <0x03a1c4>;
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};
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