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Date: Mon, 29 Sep 2014 10:15:27 +0100
From: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To: Kumar Gala <galak@...eaurora.org>, devicetree@...r.kernel.org
Cc: broonie@...nel.org, lee.jones@...aro.org,
Rob Herring <robh+dt@...nel.org>,
Pawel Moll <pawel.moll@....com>,
Mark Rutland <mark.rutland@....com>,
Ian Campbell <ijc+devicetree@...lion.org.uk>,
Russell King <linux@....linux.org.uk>,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
arm@...nel.org, linux-arm-msm@...r.kernel.org,
bjorn.andersson@...ymobile.com,
Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Subject: [PATCH 3/4] ARM: DT: apq8064: Add USB OTG support
This patch adds USB OTG support on USB1 of APQ8064 SOC.
Tested on IFC6410 with ethernet gadget.
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
---
arch/arm/boot/dts/qcom-apq8064-ifc6410.dts | 14 +++++++++
arch/arm/boot/dts/qcom-apq8064.dtsi | 46 ++++++++++++++++++++++++++++++
2 files changed, 60 insertions(+)
diff --git a/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts b/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
index d6036b8..f41fb39 100644
--- a/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
+++ b/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
@@ -40,6 +40,11 @@
};
};
+ /* OTG */
+ usb1_phy:phy@...00000 {
+ status = "ok";
+ };
+
usb3_phy:phy@...20000 {
status = "ok";
};
@@ -48,6 +53,15 @@
status = "ok";
};
+ gadget1:gadget@...00000 {
+ status = "ok";
+ };
+
+ /* OTG */
+ usb1: usb@...00000 {
+ status = "ok";
+ };
+
usb3: usb@...20000 {
status = "ok";
};
diff --git a/arch/arm/boot/dts/qcom-apq8064.dtsi b/arch/arm/boot/dts/qcom-apq8064.dtsi
index 491a136..38d3efa 100644
--- a/arch/arm/boot/dts/qcom-apq8064.dtsi
+++ b/arch/arm/boot/dts/qcom-apq8064.dtsi
@@ -284,6 +284,16 @@
qcom,boot-load = <50000>;
};
+ pm8921_l4: pm8921-l4 {
+ compatible = "qcom,rpm-pm8921-pldo";
+ reg = <QCOM_RPM_PM8921_LDO4>;
+
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-always-on;
+ qcom,boot-load = <50000>;
+ };
+
pm8921_l23: pm8921-l23 {
compatible = "qcom,rpm-pm8921-pldo";
reg = <QCOM_RPM_PM8921_LDO23>;
@@ -296,6 +306,25 @@
};
+ usb1_phy:phy@...00000 {
+ compatible = "qcom,usb-otg-ci";
+ reg = <0x12500000 0x400>;
+ interrupts = <0 100 0>;
+ status = "disabled";
+ dr_mode = "host";
+
+ clocks = <&gcc USB_HS1_XCVR_CLK>,
+ <&gcc USB_HS1_H_CLK>;
+ clock-names = "core", "iface";
+
+ vddcx-supply = <&pm8921_s3>;
+ v3p3-supply = <&pm8921_l3>;
+ v1p8-supply = <&pm8921_l4>;
+
+ resets = <&gcc USB_HS1_RESET>;
+ reset-names = "link";
+ };
+
usb3_phy:phy@...20000 {
compatible = "qcom,usb-otg-ci";
reg = <0x12520000 0x400>;
@@ -334,6 +363,23 @@
reset-names = "link";
};
+ gadget1:gadget@...00000 {
+ compatible = "qcom,ci-hdrc";
+ reg = <0x12500000 0x400>;
+ status = "disabled";
+ dr_mode = "peripheral";
+ interrupts = <0 100 0>;
+ usb-phy = <&usb1_phy>;
+ };
+
+ usb1: usb@...00000 {
+ compatible = "qcom,ehci-host";
+ reg = <0x12500000 0x400>;
+ interrupts = <0 100 0>;
+ status = "disabled";
+ usb-phy = <&usb1_phy>;
+ };
+
usb3: usb@...20000 {
compatible = "qcom,ehci-host";
reg = <0x12520000 0x400>;
--
1.9.1
--
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