[PATCH 03/12] ARM: dts: apq8064: Add USB OTG support

Srinivas Kandagatla
2015-02-23T07:55:18Z

This patch adds USB OTG support on USB1 of APQ8064 SOC.
Tested on IFC6410 with ethernet gadget.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
---
arch/arm/boot/dts/qcom-apq8064-ifc6410.dts | 22 ++++++++++++++++++++
arch/arm/boot/dts/qcom-apq8064.dtsi | 32 ++++++++++++++++++++++++++++++
2 files changed, 54 insertions(+)

diff --git a/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts b/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
index 40657a4..1723cdf 100644
--- a/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
+++ b/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
@@ -61,12 +61,25 @@
regulator-max-microvolt = <3300000>;
};

+ pm8921_l4: pm8921-l4 {
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <1800000>;
+ };
+
pm8921_l23: pm8921-l23 {
regulator-min-microvolt = <1700000>;
regulator-max-microvolt = <1900000>;
};
};

+ /* OTG */
+ usb1_phy: phy@12500000 {
+ status = "okay";
+ vddcx-supply = <&pm8921_s3>;
+ v3p3-supply = <&pm8921_l3>;
+ v1p8-supply = <&pm8921_l4>;
+ };
+
usb3_phy: phy@12520000 {
status = "okay";
vddcx-supply = <&pm8921_s3>;
@@ -81,6 +94,15 @@
v1p8-supply = <&pm8921_l23>;
};

+ gadget1: gadget@12500000 {
+ status = "okay";
+ };
+
+ /* OTG */
+ usb1: usb@12500000 {
+ status = "okay";
+ };
+
usb3: usb@12520000 {
status = "okay";
};
diff --git a/arch/arm/boot/dts/qcom-apq8064.dtsi b/arch/arm/boot/dts/qcom-apq8064.dtsi
index e33eb03..c251c72 100644
--- a/arch/arm/boot/dts/qcom-apq8064.dtsi
+++ b/arch/arm/boot/dts/qcom-apq8064.dtsi
@@ -488,6 +488,21 @@
};
};

+ usb1_phy: phy@12500000 {
+ compatible = "qcom,usb-otg-ci";
+ reg = <0x12500000 0x400>;
+ interrupts = <0 100 IRQ_TYPE_NONE>;
+ status = "disabled";
+ dr_mode = "host";
+
+ clocks = <&gcc USB_HS1_XCVR_CLK>,
+ <&gcc USB_HS1_H_CLK>;
+ clock-names = "core", "iface";
+
+ resets = <&gcc USB_HS1_RESET>;
+ reset-names = "link";
+ };
+
usb3_phy: phy@12520000 {
compatible = "qcom,usb-otg-ci";
reg = <0x12520000 0x400>;
@@ -518,6 +533,23 @@
reset-names = "link";
};

+ gadget1: gadget@12500000 {
+ compatible = "qcom,ci-hdrc";
+ reg = <0x12500000 0x400>;
+ status = "disabled";
+ dr_mode = "peripheral";
+ interrupts = <0 100 IRQ_TYPE_NONE>;
+ usb-phy = <&usb1_phy>;
+ };
+
+ usb1: usb@12500000 {
+ compatible = "qcom,ehci-host";
+ reg = <0x12500000 0x400>;
+ interrupts = <0 100 IRQ_TYPE_NONE>;
+ status = "disabled";
+ usb-phy = <&usb1_phy>;
+ };
+
usb3: usb@12520000 {
compatible = "qcom,ehci-host";
reg = <0x12520000 0x400>;
--
1.9.1