Add HS USB Host support along with USB PHYs and power supply regulators
Signed-off-by: Dmitry Lifshitz <lifshitz@xxxxxxxxxxxxxx>
---
arch/arm/boot/dts/omap3-cm-t3x.dtsi | 38 +++++++++++++++++++++++++++++++++
arch/arm/boot/dts/omap3-cm-t3x30.dtsi | 8 +++++++
2 files changed, 46 insertions(+), 0 deletions(-)
diff --git a/arch/arm/boot/dts/omap3-cm-t3x.dtsi b/arch/arm/boot/dts/omap3-cm-t3x.dtsi
index abda493..c671a22 100644
--- a/arch/arm/boot/dts/omap3-cm-t3x.dtsi
+++ b/arch/arm/boot/dts/omap3-cm-t3x.dtsi
@@ -19,6 +19,36 @@
linux,default-trigger = "heartbeat";
};
};
+
+ /* HS USB Port 1 Power */
+ hsusb1_power: hsusb1_power_reg {
+ compatible = "regulator-fixed";
+ regulator-name = "hsusb1_vbus";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ startup-delay-us = <70000>;
+ };
+
+ /* HS USB Port 2 Power */
+ hsusb2_power: hsusb2_power_reg {
+ compatible = "regulator-fixed";
+ regulator-name = "hsusb2_vbus";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ startup-delay-us = <70000>;
+ };
+
+ /* HS USB Host PHY on PORT 1 */
+ hsusb1_phy: hsusb1_phy {
+ compatible = "usb-nop-xceiv";
+ vcc-supply = <&hsusb1_power>;
+ };
+
+ /* HS USB Host PHY on PORT 2 */
+ hsusb2_phy: hsusb2_phy {
+ compatible = "usb-nop-xceiv";
+ vcc-supply = <&hsusb2_power>;
+ };
};
&omap3_pmx_core {
@@ -70,3 +100,11 @@
&i2c3 {
clock-frequency = <400000>;
};
+&usbhshost {
+ port1-mode = "ehci-phy";
+ port2-mode = "ehci-phy";
+};
+
+&usbhsehci {
+ phys = <&hsusb1_phy &hsusb2_phy>;
+};
diff --git a/arch/arm/boot/dts/omap3-cm-t3x30.dtsi b/arch/arm/boot/dts/omap3-cm-t3x30.dtsi
index a56d082..cb43929 100644
--- a/arch/arm/boot/dts/omap3-cm-t3x30.dtsi
+++ b/arch/arm/boot/dts/omap3-cm-t3x30.dtsi
@@ -93,3 +93,11 @@
/* pullups: BIT(0) */
ti,pullups = <0x000001>;
};
+
+&hsusb1_phy {
+ reset-gpios = <&twl_gpio 6 GPIO_ACTIVE_LOW>;
+};
+
+&hsusb2_phy {
+ reset-gpios = <&twl_gpio 7 GPIO_ACTIVE_LOW>;
+};
--
1.7.5.4
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