linux-kernel - [PATCH v4 02/12] dt-bindings: phy: tegra20-usb-phy: Document properties needed for OTG mode

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Date:   Sat, 17 Jul 2021 15:11:02 +0300
From:   Dmitry Osipenko <digetx@...il.com>
To:     Thierry Reding <treding@...dia.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Mark Brown <broonie@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Sebastian Reichel <sre@...nel.org>,
        Peter Chen <peter.chen@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Felipe Balbi <balbi@...nel.org>,
        David Heidelberg <david@...t.cz>
Cc:     devicetree@...r.kernel.org, linux-pm@...r.kernel.org,
        linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-tegra@...r.kernel.org
Subject: [PATCH v4 02/12] dt-bindings: phy: tegra20-usb-phy: Document properties needed for OTG mode

In order to support OTG mode we need these new properties:

	- interrupt
	- nvidia,pmc

Add the new properties to the binding.

Signed-off-by: Dmitry Osipenko <digetx@...il.com>
---
 .../bindings/phy/nvidia,tegra20-usb-phy.yaml     | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/Documentation/devicetree/bindings/phy/nvidia,tegra20-usb-phy.yaml b/Documentation/devicetree/bindings/phy/nvidia,tegra20-usb-phy.yaml
index 593187234e6a..dfde0eaf66e1 100644
--- a/Documentation/devicetree/bindings/phy/nvidia,tegra20-usb-phy.yaml
+++ b/Documentation/devicetree/bindings/phy/nvidia,tegra20-usb-phy.yaml
@@ -77,6 +77,9 @@ properties:
           - const: timer
           - const: utmi-pads
 
+  interrupts:
+    maxItems: 1
+
   resets:
     oneOf:
       - maxItems: 1
@@ -199,6 +202,15 @@ properties:
     maxItems: 1
     description: GPIO used to reset the PHY.
 
+  nvidia,pmc:
+    $ref: /schemas/types.yaml#/definitions/phandle-array
+    items:
+      - items:
+          - description: Phandle to Power Management controller.
+          - description: USB controller ID.
+    description:
+      Phandle to Power Management controller.
+
 required:
   - compatible
   - reg
@@ -320,6 +332,7 @@ examples:
         compatible = "nvidia,tegra124-usb-phy", "nvidia,tegra30-usb-phy";
         reg = <0x7d008000 0x4000>,
               <0x7d000000 0x4000>;
+        interrupts = <0 97 4>;
         phy_type = "utmi";
         clocks = <&tegra_car TEGRA124_CLK_USB3>,
                  <&tegra_car TEGRA124_CLK_PLL_U>,
@@ -338,6 +351,7 @@ examples:
         nvidia,hssquelch-level = <2>;
         nvidia,hsdiscon-level = <5>;
         nvidia,xcvr-hsslew = <12>;
+        nvidia,pmc = <&tegra_pmc 2>;
     };
 
   - |
@@ -346,6 +360,7 @@ examples:
     usb-phy@...04000 {
         compatible = "nvidia,tegra20-usb-phy";
         reg = <0xc5004000 0x4000>;
+        interrupts = <0 21 4>;
         phy_type = "ulpi";
         clocks = <&tegra_car TEGRA20_CLK_USB2>,
                  <&tegra_car TEGRA20_CLK_PLL_U>,
@@ -354,4 +369,5 @@ examples:
         resets = <&tegra_car 58>, <&tegra_car 22>;
         reset-names = "usb", "utmi-pads";
         #phy-cells = <0>;
+        nvidia,pmc = <&tegra_pmc 1>;
     };
-- 
2.32.0