From nobody Wed Feb 11 09:39:22 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 373CDC76188 for ; Wed, 5 Apr 2023 11:14:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237783AbjDELO4 (ORCPT ); Wed, 5 Apr 2023 07:14:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51780 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237797AbjDELOi (ORCPT ); Wed, 5 Apr 2023 07:14:38 -0400 Received: from lelv0143.ext.ti.com (lelv0143.ext.ti.com [198.47.23.248]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 21A2B59D5; Wed, 5 Apr 2023 04:14:33 -0700 (PDT) Received: from fllv0034.itg.ti.com ([10.64.40.246]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id 335BEMNB019360; Wed, 5 Apr 2023 06:14:22 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1680693262; bh=BRlbJsoQX8FM0khHXey+jJ5JONeai13EfiYLeaBfKNY=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=eSff4Eaxn78ul05w6vf89lkTujt43v1vAGU4+0872IwlIO+ZpBqgaqav2QL9Fdih7 wMqjdk1Pj4GeBIT8g/R60zcNDVgKtGJT+SB4cmN1WIn+UnWX9u77wHEdi1qDr6NKNP V7KJgfkNqNyOvHwASCNn/vG90h+agQptybrj9ajU= Received: from DLEE114.ent.ti.com (dlee114.ent.ti.com [157.170.170.25]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 335BEMU3078340 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 5 Apr 2023 06:14:22 -0500 Received: from DLEE107.ent.ti.com (157.170.170.37) by DLEE114.ent.ti.com (157.170.170.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.16; Wed, 5 Apr 2023 06:14:22 -0500 Received: from lelv0326.itg.ti.com (10.180.67.84) by DLEE107.ent.ti.com (157.170.170.37) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.16 via Frontend Transport; Wed, 5 Apr 2023 06:14:22 -0500 Received: from localhost (ileaxei01-snat.itg.ti.com [10.180.69.5]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id 335BELGm003818; Wed, 5 Apr 2023 06:14:21 -0500 From: Jayesh Choudhary To: , CC: , , , , , , , Subject: [PATCH 6/6] arm64: dts: ti: k3-j784s4-evm: Add DP0 Date: Wed, 5 Apr 2023 16:44:12 +0530 Message-ID: <20230405111412.151192-7-j-choudhary@ti.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230405111412.151192-1-j-choudhary@ti.com> References: <20230405111412.151192-1-j-choudhary@ti.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Rahul T R Add the endpoint nodes to describe connection from DSS =3D> MHDP =3D> DisplayPort connector. Also add the required nodes gpio expander 4 and pinmux for main_i2c4 which is required for controlling DP Power and set status of all the required nodes for DP0 as okay Signed-off-by: Rahul T R Signed-off-by: Jayesh Choudhary --- arch/arm64/boot/dts/ti/k3-j784s4-evm.dts | 77 ++++++++++++++++++++++++ 1 file changed, 77 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts b/arch/arm64/boot/dts= /ti/k3-j784s4-evm.dts index 2b414fd973d0..03c9bf34cb1b 100644 --- a/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts +++ b/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts @@ -102,6 +102,28 @@ vdd_sd_dv: regulator-TLV71033 { states =3D <1800000 0x0>, <3300000 0x1>; }; + + dp0_pwr_3v3: regulator-dp0-prw { + compatible =3D "regulator-fixed"; + regulator-name =3D "dp0-pwr"; + regulator-min-microvolt =3D <3300000>; + regulator-max-microvolt =3D <3300000>; + gpio =3D <&exp4 0 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + + dp0: dp0-connector { + compatible =3D "dp-connector"; + label =3D "DP0"; + type =3D "full-size"; + dp-pwr-supply =3D <&dp0_pwr_3v3>; + + port { + dp0_connector_in: endpoint { + remote-endpoint =3D <&dp0_out>; + }; + }; + }; }; =20 &main_pmx0 { @@ -169,6 +191,13 @@ dp0_pins_default: dp0-pins-default { J784S4_IOPAD(0x0cc, PIN_INPUT, 12) /* (AM37) SPI0_CS0.DP0_HPD */ >; }; + + main_i2c4_pins_default: main-i2c4-pins-default { + pinctrl-single,pins =3D < + J784S4_IOPAD(0x014, PIN_INPUT_PULLUP, 8) /* (AG33) MCAN14_TX.I2C4_SCL */ + J784S4_IOPAD(0x010, PIN_INPUT_PULLUP, 8) /* (AH33) MCAN13_RX.I2C4_SDA */ + >; + }; }; =20 &wkup_pmx0 { @@ -313,6 +342,7 @@ &serdes_refclk { }; =20 &dss { + status =3D "okay"; assigned-clocks =3D <&k3_clks 218 2>, <&k3_clks 218 5>, <&k3_clks 218 14>, @@ -323,7 +353,12 @@ &dss { <&k3_clks 218 22>; }; =20 +&serdes_wiz4 { + status =3D "okay"; +}; + &serdes4 { + status =3D "okay"; serdes4_dp_link: phy@0 { reg =3D <0>; cdns,num-lanes =3D <4>; @@ -335,8 +370,50 @@ serdes4_dp_link: phy@0 { }; =20 &mhdp { + status =3D "okay"; pinctrl-names =3D "default"; pinctrl-0 =3D <&dp0_pins_default>; phys =3D <&serdes4_dp_link>; phy-names =3D "dpphy"; }; + +&dss_ports { + port { + dpi0_out: endpoint { + remote-endpoint =3D <&dp0_in>; + }; + }; +}; + +&main_i2c4 { + status =3D "okay"; + pinctrl-names =3D "default"; + pinctrl-0 =3D <&main_i2c4_pins_default>; + clock-frequency =3D <400000>; + + exp4: gpio@20 { + compatible =3D "ti,tca6408"; + reg =3D <0x20>; + gpio-controller; + #gpio-cells =3D <2>; + }; +}; + +&dp0_ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + + port@0 { + reg =3D <0>; + dp0_in: endpoint { + remote-endpoint =3D <&dpi0_out>; + }; + }; + + port@4 { + reg =3D <4>; + dp0_out: endpoint { + remote-endpoint =3D <&dp0_connector_in>; + }; + }; +}; --=20 2.25.1