linux-kernel - [PATCH] ARM: BCM5301X: Specify PHY of USB 2.0 in DT

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Message-Id: <1464808585-14996-1-git-send-email-zajec5@gmail.com>
Date:	Wed,  1 Jun 2016 21:16:25 +0200
From:	Rafał Miłecki <zajec5@...il.com>
To:	Florian Fainelli <f.fainelli@...il.com>
Cc:	Rafał Miłecki <zajec5@...il.com>,
	Hauke Mehrtens <hauke@...ke-m.de>,
	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Russell King <linux@...linux.org.uk>,
	linux-arm-kernel@...ts.infradead.org (open list:BROADCOM BCM5301X ARM
	ARCHITECTURE),
	devicetree@...r.kernel.org (open list:OPEN FIRMWARE AND FLATTENED
	DEVICE TREE BINDINGS), linux-kernel@...r.kernel.org (open list)
Subject: [PATCH] ARM: BCM5301X: Specify PHY of USB 2.0 in DT

Driver for Northstar USB 2.0 PHY was added in 4.7-rc1 by:
commit d3feb4067335 ("phy: bcm-ns-usb2: new driver for USB 2.0 PHY on
Northstar").
It should be used to let EHCI platform driver init PHY.

Signed-off-by: Rafał Miłecki <zajec5@...il.com>
---
 arch/arm/boot/dts/bcm5301x.dtsi | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/arch/arm/boot/dts/bcm5301x.dtsi b/arch/arm/boot/dts/bcm5301x.dtsi
index 7d4d29b..9300e19 100644
--- a/arch/arm/boot/dts/bcm5301x.dtsi
+++ b/arch/arm/boot/dts/bcm5301x.dtsi
@@ -140,6 +140,22 @@
 		};
 	};
 
+	phys {
+		compatible = "simple-bus";
+		ranges = <0x00000000 0x18000000 0x00100000>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		usb2_phy2: usb2-phy {
+			compatible = "brcm,ns-usb2-phy";
+			reg = <0x0000c000 0x1000>;
+			reg-names = "dmu";
+			#phy-cells = <0>;
+			clocks = <&genpll BCM_NSP_GENPLL_USB_PHY_REF_CLK>;
+			clock-names = "phy-ref-clk";
+		};
+	};
+
 	axi@...00000 {
 		compatible = "brcm,bus-axi";
 		reg = <0x18000000 0x1000>;
@@ -217,6 +233,8 @@
 
 			#address-cells = <1>;
 			#size-cells = <1>;
+
+			phys = <&usb2_phy2>;
 		};
 
 		usb3: usb3@...00 {
-- 
1.8.4.5