[PATCH 02/19] dt-bindings: phy: Add Qualcomm Synopsys Hi-Speed USB PHY binding

From: Bryan O'Donoghue
Date: Wed Jan 15 2020 - 09:15:09 EST


From: Sriharsha Allenki <sallenki@xxxxxxxxxxxxxx>

Adds bindings for QCS404 USB PHY supporting Low-Speed, Full-Speed and
Hi-Speed USB connectivity on Qualcomm chipsets.

[bod: Converted to YAML. Changed name dropping snps component]

Signed-off-by: Sriharsha Allenki <sallenki@xxxxxxxxxxxxxx>
Signed-off-by: Anu Ramanathan <anur@xxxxxxxxxxxxxx>
Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
Signed-off-by: Shawn Guo <shawn.guo@xxxxxxxxxx>
Cc: Andy Gross <agross@xxxxxxxxxx>
Cc: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
Cc: Kishon Vijay Abraham I <kishon@xxxxxx>
Cc: Rob Herring <robh+dt@xxxxxxxxxx>
Cc: Mark Rutland <mark.rutland@xxxxxxx>
Cc: Jorge Ramirez-Ortiz <jorge.ramirez.ortiz@xxxxxxxxx>
Cc: linux-arm-msm@xxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
Cc: devicetree@xxxxxxxxxxxxxxx
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@xxxxxxxxxx>
---
.../bindings/phy/qcom,qcs404-usb-hs.yaml | 78 +++++++++++++++++++
1 file changed, 78 insertions(+)
create mode 100644 Documentation/devicetree/bindings/phy/qcom,qcs404-usb-hs.yaml

diff --git a/Documentation/devicetree/bindings/phy/qcom,qcs404-usb-hs.yaml b/Documentation/devicetree/bindings/phy/qcom,qcs404-usb-hs.yaml
new file mode 100644
index 000000000000..4bc7a3334b54
--- /dev/null
+++ b/Documentation/devicetree/bindings/phy/qcom,qcs404-usb-hs.yaml
@@ -0,0 +1,78 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/phy/qcom,qcs404-usb-hs.yaml#";
+$schema: "http://devicetree.org/meta-schemas/core.yaml#";
+
+title: Qualcomm Synopsys QCS-404 High-Speed PHY
+
+maintainers:
+ - Bryan O'Donoghue <bryan.odonoghue@xxxxxxxxxx>
+
+description: |
+ Qualcomm QCS-404 Low-Speed, Full-Speed, Hi-Speed USB PHY
+
+properties:
+ compatible:
+ enum:
+ - qcom,qcs404-usb-hsphy
+
+ reg:
+ maxItems: 1
+ description: USB PHY base address and length of the register map.
+
+ "#phy-cells":
+ const: 0
+ description: Should be 0. See phy/phy-bindings.txt for details.
+
+ clocks:
+ items:
+ - description: Rescource Power Management clock
+ - descirption: PHY AHB clock
+ - description: Retention clock
+
+ clock-names:
+ items:
+ - const: ref
+ - const: phy
+ - const: sleep
+
+ resets:
+ items:
+ - description: PHY core reset
+ - description: POR reset
+
+ reset-names:
+ items:
+ - description: phy
+ - description: por
+
+ vdd-supply:
+ maxItems: 1
+ description: phandle to the regulator VDD supply node.
+
+ vdda1p8-supply:
+ maxItems: 1
+ description: phandle to the regulator 1.8V supply node.
+
+ vdda3p3-supply:
+ maxItems: 1
+ description: phandle to the regulator 3.3V supply node.
+
+Example:
+
+ phy@7a000 {
+ compatible = "qcom,qcs404-usb-hsphy";
+ reg = <0x7a000 0x200>;
+ #phy-cells = <0>;
+ clocks = <&rpmcc RPM_SMD_LN_BB_CLK>,
+ <&gcc GCC_USB_HS_PHY_CFG_AHB_CLK>,
+ <&gcc GCC_USB2A_PHY_SLEEP_CLK>;
+ clock-names = "ref", "phy", "sleep";
+ resets = <&gcc GCC_USB_HS_PHY_CFG_AHB_BCR>,
+ <&gcc GCC_USB2A_PHY_BCR>;
+ reset-names = "phy", "por";
+ vdd-supply = <&vreg_l4_1p2>;
+ vdda1p8-supply = <&vreg_l5_1p8>;
+ vdda3p3-supply = <&vreg_l12_3p3>;
+ };
--
2.24.0