[PATCH v2 2/6] dt-bindings: phy: qcom,m31: Document qcom,m31 USB phy

From: Varadarajan Narayanan
Date: Thu Jun 22 2023 - 02:23:26 EST


Document the M31 USB2 phy present in IPQ5332.

Signed-off-by: Sricharan Ramabadhran <quic_srichara@xxxxxxxxxxx>
Signed-off-by: Varadarajan Narayanan <quic_varada@xxxxxxxxxxx>
---
v1:
Rename qcom,m31.yaml -> qcom,ipq5332-usb-hsphy.yaml
Drop default binding "m31,usb-hsphy"
Add clock
Remove 'oneOf' from compatible
Remove 'qscratch' region from register space as it is not needed
Remove reset-names
Fix the example definition
---
.../bindings/phy/qcom,ipq5332-usb-hsphy.yaml | 51 ++++++++++++++++++++++
1 file changed, 51 insertions(+)
create mode 100644 Documentation/devicetree/bindings/phy/qcom,ipq5332-usb-hsphy.yaml

diff --git a/Documentation/devicetree/bindings/phy/qcom,ipq5332-usb-hsphy.yaml b/Documentation/devicetree/bindings/phy/qcom,ipq5332-usb-hsphy.yaml
new file mode 100644
index 0000000..ab2e945
--- /dev/null
+++ b/Documentation/devicetree/bindings/phy/qcom,ipq5332-usb-hsphy.yaml
@@ -0,0 +1,51 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/phy/qcom,ipq5332-usb-hsphy.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: M31 (https://www.m31tech.com) USB PHY
+
+maintainers:
+ - Sricharan Ramabadhran <quic_srichara@xxxxxxxxxxx>
+ - Varadarajan Narayanan <quic_varada@xxxxxxxxxxx>
+
+description:
+ USB M31 PHY found in Qualcomm IPQ5018, IPQ5332 SoCs.
+
+properties:
+ compatible:
+ items:
+ - enum:
+ - qcom,ipq5332-usb-hsphy
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+ clock-names:
+ maxItems: 1
+ contains:
+ items:
+ - const: cfg_ahb
+
+ resets:
+ maxItems: 1
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/qcom,ipq5332-gcc.h>
+ usbphy0: ipq5332-hsphy@7b000 {
+ compatible = "qcom,ipq5332-usb-hsphy";
+ reg = <0x0007b000 0x12c>;
+
+ clocks = <&gcc GCC_USB0_PHY_CFG_AHB_CLK>;
+ clock-names = "cfg_ahb";
+
+ resets = <&gcc GCC_QUSB2_0_PHY_BCR>;
+ };
+
--
2.7.4