[PATCH 2/2] dt-bindings: phy: Add qcom,usb-hsic-phy bindings

Neil Armstrong
2016-06-17T10:25:30Z

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
---
.../devicetree/bindings/phy/qcom,usb-hsic-phy.txt | 95 ++++++++++++++++++++++
1 file changed, 95 insertions(+)
create mode 100644 Documentation/devicetree/bindings/phy/qcom,usb-hsic-phy.txt

diff --git a/Documentation/devicetree/bindings/phy/qcom,usb-hsic-phy.txt b/Documentation/devicetree/bindings/phy/qcom,usb-hsic-phy.txt
new file mode 100644
index 0000000..79259a4
--- /dev/null
+++ b/Documentation/devicetree/bindings/phy/qcom,usb-hsic-phy.txt
@@ -0,0 +1,95 @@
+Qualcomm's MDM9615 USB HISC transceiver controller
+
+- compatible:
+ Usage: required
+ Value type: <string>
+ Definition: Should contain "qcom,usb-hsic-phy".
+
+- reg:
+ Usage: required
+ Value type: <prop-encoded-array>
+ Definition: USB PHY base address and length of the register map
+
+- clocks:
+ Usage: required
+ Value type: <prop-encoded-array>
+ Definition: See clock-bindings.txt section "consumers". List of
+ 5 clock specifiers for interface and core controller
+ clocks.
+
+- clock-names:
+ Usage: required
+ Value type: <string>
+ Definition: Must contain "core", "alt-core", "phy", "cal" and "iface" strings.
+
+- vddcx-supply:
+ Usage: required
+ Value type: <phandle>
+ Definition: phandle to the regulator VDCCX supply node.
+
+- resets:
+ Usage: required
+ Value type: <prop-encoded-array>
+ Definition: See reset.txt section "consumers". PHY reset specifier.
+
+- reset-names:
+ Usage: required
+ Value type: <string>
+ Definition: Must contain "link" string.
+
+- interrupts:
+ Usage: required
+ Value type: <prop-encoded-array>
+ Definition: Interrupt line definition for the PHY
+
+- dr_mode:
+ Usage: required
+ Value type: <prop-encoded-array>
+ Definition: Setup the PHY mode, either "host", "gadget" or "dual"
+
+- qcom,vdd-levels:
+ Usage: required for MDM9615
+ Value type: <prop-encoded-array>
+ Definition: Setup the valid vdd levers for the vddx-supply
+
+- phy_type:
+ Usage: required
+ Value type: <prop-encoded-array>
+ Definition: Shall be "hisc"
+
+- qcom,tlmm:
+ Usage: required for MDM961
+ Value type: <prop-encoded-array>
+ Definition: TLMM syscon phandle to setup the HSIC lines
+
+- qcom,tlmm-cfg:
+ Usage: required for MDM961
+ Value type: <prop-encoded-array>
+ Definition: Shall be two entries of offset, data of the HSIC lines setup
+
+Example:
+ usb_phy: phy@12540000 {
+ compatible = "qcom,usb-hsic-phy";
+ reg = <0x78d9000 0x400>;
+ interrupts = <GIC_SPI 232 IRQ_TYPE_NONE>;
+ dr_mode = "host";
+
+ vddcx-supply = <&pm8018_vdd_dig_corner>;
+
+ clocks = <&gcc USB_HSIC_SYSTEM_CLK>,
+ <&gcc USB_HSIC_XCVR_FS_CLK>,
+ <&gcc USB_HSIC_HSIC_CLK>,
+ <&gcc USB_HSIC_HSIO_CAL_CLK>,
+ <&gcc USB_HSIC_H_CLK>;
+ clock-names = "core", "alt-core", "phy", "cal", "iface";
+
+ resets = <&gcc USB_HSIC_RESET>;
+ reset-names = "link";
+ qcom,vdd-levels = <1 2 4>;
+ phy_type = "hsic";
+
+ qcom,tlmm = <&msmgpio>;
+ qcom,tlmm-cfg = <0x20CC 0x034A4E10
+ 0x20C8 0x034A4E10>;
+ };
+
--
1.9.1