linux-kernel - [PATCH 2/7] arm64: dts: Add MDIO multiplexer DT node for Stingray

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Date:   Sat, 29 Jul 2017 10:12:24 +0530
From:   Abhishek Shah <abhishek.shah@...adcom.com>
To:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        Ray Jui <ray.jui@...adcom.com>,
        Scott Branden <scott.branden@...adcom.com>,
        Jon Mason <jon.mason@...adcom.com>
Cc:     devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org,
        bcm-kernel-feedback-list@...adcom.com,
        Srinath Mannam <srinath.mannam@...adcom.com>
Subject: [PATCH 2/7] arm64: dts: Add MDIO multiplexer DT node for Stingray

From: Srinath Mannam <srinath.mannam@...adcom.com>

Added MDIO multiplexer iproc DT node for Stingray, which contains
the child nodes of PCIe serdes, RGMII, SATA and USB phy MDIO slaves.

Signed-off-by: Srinath Mannam <srinath.mannam@...adcom.com>
Reviewed-by: Ray Jui <ray.jui@...adcom.com>
Reviewed-by: Scott Branden <scott.branden@...adcom.com>
---
 .../arm64/boot/dts/broadcom/stingray/stingray.dtsi | 31 ++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/arch/arm64/boot/dts/broadcom/stingray/stingray.dtsi b/arch/arm64/boot/dts/broadcom/stingray/stingray.dtsi
index a63c465..697401d 100644
--- a/arch/arm64/boot/dts/broadcom/stingray/stingray.dtsi
+++ b/arch/arm64/boot/dts/broadcom/stingray/stingray.dtsi
@@ -275,6 +275,37 @@
 
 		#include "stingray-pinctrl.dtsi"
 
+		mdio_mux_iproc: mdio-mux@...2023c {
+			compatible = "brcm,mdio-mux-iproc";
+			reg = <0x0002023c 0x14>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			mdio@0 { /* PCIe serdes */
+				reg = <0x0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+			};
+
+			mdio@2 { /* SATA */
+				reg = <0x2>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+			};
+
+			mdio@3 { /* USB */
+				reg = <0x3>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+			};
+
+			mdio@10 { /* RGMII */
+				reg = <0x10>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+			};
+		};
+
 		pwm: pwm@...10000 {
 			compatible = "brcm,iproc-pwm";
 			reg = <0x00010000 0x1000>;
-- 
2.7.4