linux-kernel - [PATCH v2 2/5] dt-bindings: phy: Modify Stingray USB PHY #phy-cells

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Message-Id: <1564568395-9980-3-git-send-email-srinath.mannam@broadcom.com>
Date:   Wed, 31 Jul 2019 15:49:52 +0530
From:   Srinath Mannam <srinath.mannam@...adcom.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Mathias Nyman <mathias.nyman@...el.com>,
        Rob Herring <robh+dt@...nel.org>,
        Kishon Vijay Abraham I <kishon@...com>,
        Mark Rutland <mark.rutland@....com>
Cc:     linux-usb@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        bcm-kernel-feedback-list@...adcom.com,
        Srinath Mannam <srinath.mannam@...adcom.com>
Subject: [PATCH v2 2/5] dt-bindings: phy: Modify Stingray USB PHY #phy-cells

Increase #phy-cells from 1 to 2 to have bitmask of PHY enabled ports.

Signed-off-by: Srinath Mannam <srinath.mannam@...adcom.com>
---
 .../devicetree/bindings/phy/brcm,stingray-usb-phy.txt      | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/Documentation/devicetree/bindings/phy/brcm,stingray-usb-phy.txt b/Documentation/devicetree/bindings/phy/brcm,stingray-usb-phy.txt
index 4ba2989..aeb0568 100644
--- a/Documentation/devicetree/bindings/phy/brcm,stingray-usb-phy.txt
+++ b/Documentation/devicetree/bindings/phy/brcm,stingray-usb-phy.txt
@@ -6,9 +6,11 @@ Required properties:
 	- "brcm,sr-usb-hs-phy" is a single HS PHY.
  - reg: offset and length of the PHY blocks registers
  - #phy-cells:
-   - Must be 1 for brcm,sr-usb-combo-phy as it expects one argument to indicate
-     the PHY number of two PHYs. 0 for HS PHY and 1 for SS PHY.
-   - Must be 0 for brcm,sr-usb-hs-phy.
+   - Must be 2 for brcm,sr-usb-combo-phy.
+     - Cell 1 - PHY Number, 0 for HS PHY and 1 for SS PHY.
+     - Cell 2 - Bitmask of enabled ports connected to USB Host controller.
+   - Must be 1 for brcm,sr-usb-hs-phy to indicate Bit mask of ports connected
+     to USB Host controller.
 
 Refer to phy/phy-bindings.txt for the generic PHY binding properties
 
@@ -16,17 +18,17 @@ Example:
 	usbphy0: usb-phy@0 {
 		compatible = "brcm,sr-usb-combo-phy";
 		reg = <0x00000000 0x100>;
-		#phy-cells = <1>;
+		#phy-cells = <2>;
 	};
 
 	usbphy1: usb-phy@...00 {
 		compatible = "brcm,sr-usb-combo-phy";
 		reg = <0x00010000 0x100>,
-		#phy-cells = <1>;
+		#phy-cells = <2>;
 	};
 
 	usbphy2: usb-phy@...00 {
 		compatible = "brcm,sr-usb-hs-phy";
 		reg = <0x00020000 0x100>,
-		#phy-cells = <0>;
+		#phy-cells = <1>;
 	};
-- 
2.7.4