linux-kernel - [PATCH v9 4/4] phy: dt-bindings: Add Cadence D-PHY Rx bindings

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Date:   Mon, 31 Jan 2022 23:03:14 +0530
From:   Pratyush Yadav <p.yadav@...com>
To:     Vinod Koul <vkoul@...nel.org>
CC:     Pratyush Yadav <p.yadav@...com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Paul Kocialkowski <paul.kocialkowski@...tlin.com>,
        Tomi Valkeinen <tomi.valkeinen@...asonboard.com>,
        Vignesh Raghavendra <vigneshr@...com>,
        Kishon Vijay Abraham I <kishon@...com>,
        Rob Herring <robh+dt@...nel.org>,
        Swapnil Jakhade <sjakhade@...ence.com>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-phy@...ts.infradead.org>
Subject: [PATCH v9 4/4] phy: dt-bindings: Add Cadence D-PHY Rx bindings

The Rx mode DPHY is different from Tx mode DPHY. Add a separate binding
for it.

Signed-off-by: Pratyush Yadav <p.yadav@...com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>
Reviewed-by: Rob Herring <robh@...nel.org>

---

(no changes since v8)

Changes in v8:
- Add Rob and Laurent's R-by.

Changes in v6:
- Add a new binding for DPHY Rx.

 .../devicetree/bindings/phy/cdns,dphy-rx.yaml | 42 +++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/phy/cdns,dphy-rx.yaml

diff --git a/Documentation/devicetree/bindings/phy/cdns,dphy-rx.yaml b/Documentation/devicetree/bindings/phy/cdns,dphy-rx.yaml
new file mode 100644
index 000000000000..07be031d82e6
--- /dev/null
+++ b/Documentation/devicetree/bindings/phy/cdns,dphy-rx.yaml
@@ -0,0 +1,42 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/phy/cdns,dphy-rx.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Cadence DPHY Rx Device Tree Bindings
+
+maintainers:
+  - Pratyush Yadav <p.yadav@...com>
+
+properties:
+  compatible:
+    items:
+      - const: cdns,dphy-rx
+
+  reg:
+    maxItems: 1
+
+  "#phy-cells":
+    const: 0
+
+  power-domains:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - "#phy-cells"
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/soc/ti,sci_pm_domain.h>
+
+    dphy0: phy@...0000 {
+        compatible = "cdns,dphy-rx";
+        reg = <0x4580000 0x1100>;
+        #phy-cells = <0>;
+        power-domains = <&k3_pds 147 TI_SCI_PD_EXCLUSIVE>;
+    };
-- 
2.34.1