linux-kernel - [PATCH V2 1/2] dt-bindings: ata: ahci: ceva: Update documentation for CEVA Controller

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Date:   Tue, 22 Sep 2020 15:45:12 +0530
From:   Piyush Mehta <piyush.mehta@...inx.com>
To:     axboe@...nel.dk, p.zabel@...gutronix.de, robh+dt@...nel.org
Cc:     linux-ide@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, git@...inx.com, sgoud@...inx.com,
        michal.simek@...inx.com, Piyush Mehta <piyush.mehta@...inx.com>
Subject: [PATCH V2 1/2] dt-bindings: ata: ahci: ceva: Update documentation for CEVA Controller

This patch updates the documentation for the CEVA controller for adding
the optional properties for 'phys' and 'resets'.

Signed-off-by: Piyush Mehta <piyush.mehta@...inx.com>
---
 Documentation/devicetree/bindings/ata/ahci-ceva.txt | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Documentation/devicetree/bindings/ata/ahci-ceva.txt b/Documentation/devicetree/bindings/ata/ahci-ceva.txt
index 7561cc4..da423eb 100644
--- a/Documentation/devicetree/bindings/ata/ahci-ceva.txt
+++ b/Documentation/devicetree/bindings/ata/ahci-ceva.txt
@@ -38,6 +38,9 @@ Required properties:
 
 Optional properties:
   - ceva,broken-gen2: limit to gen1 speed instead of gen2.
+  - phys: phandle for the PHY device
+  - phy-names: Should be "sata-phy"
+  - resets: phandle to the reset controller for the SATA IP
 
 Examples:
 	ahci@...c0000 {
@@ -56,4 +59,7 @@ Examples:
 		ceva,p1-burst-params = /bits/ 8 <0x0A 0x08 0x4A 0x06>;
 		ceva,p1-retry-params = /bits/ 16 <0x0216 0x7F06>;
 		ceva,broken-gen2;
+		phy-names = "sata-phy";
+		phys = <&psgtr 1 PHY_TYPE_SATA 1 1>;
+		resets = <&zynqmp_reset ZYNQMP_RESET_SATA>;
 	};
-- 
2.7.4