diff mbox series

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

Message ID 20200115141333.1222676-3-bryan.odonoghue@linaro.org
State New
Headers show
Series None | expand

Commit Message

Bryan O'Donoghue Jan. 15, 2020, 2:13 p.m. UTC 
From: Sriharsha Allenki <sallenki@codeaurora.org>

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@codeaurora.org>
Signed-off-by: Anu Ramanathan <anur@codeaurora.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Cc: Andy Gross <agross@kernel.org>
Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Kishon Vijay Abraham I <kishon@ti.com>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Jorge Ramirez-Ortiz <jorge.ramirez.ortiz@gmail.com>
Cc: linux-arm-msm@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: devicetree@vger.kernel.org
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
---
 .../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
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Patch

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@linaro.org>
+
+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>;
+	};