From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kishon Vijay Abraham I Subject: [PATCH 2/6] arm64: dts: k3-am6: Add mux-controller DT node required for muxing SERDES Date: Wed, 29 May 2019 14:48:08 +0530 Message-ID: <20190529091812.20764-3-kishon@ti.com> References: <20190529091812.20764-1-kishon@ti.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <20190529091812.20764-1-kishon@ti.com> Sender: linux-kernel-owner@vger.kernel.org To: Tero Kristo , Nishanth Menon Cc: Rob Herring , Mark Rutland , linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Kishon Vijay Abraham I List-Id: devicetree@vger.kernel.org Add mux-controller DT node as a child node of scm_conf. This is required for muxing SERDES between USB, PCIe and ICSS2 SGMII. Signed-off-by: Kishon Vijay Abraham I --- arch/arm64/boot/dts/ti/k3-am65-main.dtsi | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-am65-main.dtsi b/arch/arm64/boot/dts/ti/k3-am65-main.dtsi index 81e97d7adcc9..99d2402455d1 100644 --- a/arch/arm64/boot/dts/ti/k3-am65-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am65-main.dtsi @@ -233,6 +233,13 @@ #address-cells = <1>; #size-cells = <1>; ranges = <0x0 0x0 0x00100000 0x1c000>; + + serdes_mux: mux-controller { + compatible = "mmio-mux"; + #mux-control-cells = <1>; + mux-reg-masks = <0x4080 0x3>, /* SERDES0 lane select */ + <0x4090 0x3>; /* SERDES1 lane select */ + }; }; dwc3_0: dwc3@4000000 { -- 2.17.1