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Mon, 21 Sep 2020 09:39:55 -0500 Received: from DFLE105.ent.ti.com (10.64.6.26) by DFLE109.ent.ti.com (10.64.6.30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Mon, 21 Sep 2020 09:39:54 -0500 Received: from fllv0040.itg.ti.com (10.64.41.20) by DFLE105.ent.ti.com (10.64.6.26) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Mon, 21 Sep 2020 09:39:54 -0500 Received: from lta0400828a.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id 08LEdivo065452; Mon, 21 Sep 2020 09:39:52 -0500 From: Roger Quadros To: , Subject: [PATCH v4 3/6] arm64: dts: ti: k3-j7200-main.dtsi: Add USB to SERDES lane MUX Date: Mon, 21 Sep 2020 17:39:38 +0300 Message-ID: <20200921143941.13905-4-rogerq@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200921143941.13905-1-rogerq@ti.com> References: <20200921143941.13905-1-rogerq@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200921_104002_555064_2706F451 X-CRM114-Status: GOOD ( 10.81 ) X-Spam-Score: -4.0 (----) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-4.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at https://www.dnswl.org/, medium trust [198.47.19.141 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -1.5 DKIMWL_WL_HIGH DKIMwl.org - High trust sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, nsekhar@ti.com, linux-kernel@vger.kernel.org, kishon@ti.com, t-kristo@ti.com, robh+dt@kernel.org, linux-arm-kernel@lists.infradead.org, Roger Quadros Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org The USB controller can be connected to one of the 2 lanes of SERDES0 using a MUX. Add a MUX controller node for that. Signed-off-by: Roger Quadros --- arch/arm64/boot/dts/ti/k3-j7200-main.dtsi | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi index d6d688efc32a..42f66b8dffa7 100644 --- a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi @@ -31,6 +31,12 @@ mux-reg-masks = <0x4080 0x3>, <0x4084 0x3>, /* SERDES0 lane0/1 select */ <0x4088 0x3>, <0x408c 0x3>; /* SERDES0 lane2/3 select */ }; + + usb_serdes_mux: mux-controller@4000 { + compatible = "mmio-mux"; + #mux-control-cells = <1>; + mux-reg-masks = <0x4000 0x8000000>; /* USB0 to SERDES0 lane 1/3 mux */ + }; }; gic500: interrupt-controller@1800000 {