From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 38C82C433E0 for ; Thu, 30 Jul 2020 19:26:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0F7272072A for ; Thu, 30 Jul 2020 19:26:35 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="qHQr7fFy" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730567AbgG3T0d (ORCPT ); Thu, 30 Jul 2020 15:26:33 -0400 Received: from fllv0015.ext.ti.com ([198.47.19.141]:48070 "EHLO fllv0015.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726581AbgG3T00 (ORCPT ); Thu, 30 Jul 2020 15:26:26 -0400 Received: from fllv0035.itg.ti.com ([10.64.41.0]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 06UJQLRa049282; Thu, 30 Jul 2020 14:26:21 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1596137181; bh=pV/O/7EYeKOGxldTZ5Phs8g+kRpF8oz8AVrC/oGZJ6A=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=qHQr7fFyof1bvab6VZ4FD2LwSbPdmYfd3YCJUaST0xKC9vcNvBDN+hxuYCwuHoDOm L9TdcyptM3EfnNEHaYzJB8NcnYnqmeJ/uiSCEpIKUXo38K0MP0VfLjQB3LbvxthbW9 7CxXGSACGvvP8k2NKwmnvY7OD9ez969hFAiTk75E= Received: from DLEE102.ent.ti.com (dlee102.ent.ti.com [157.170.170.32]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTP id 06UJQL1D112387; Thu, 30 Jul 2020 14:26:21 -0500 Received: from DLEE106.ent.ti.com (157.170.170.36) by DLEE102.ent.ti.com (157.170.170.32) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Thu, 30 Jul 2020 14:26:21 -0500 Received: from lelv0327.itg.ti.com (10.180.67.183) by DLEE106.ent.ti.com (157.170.170.36) 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; Thu, 30 Jul 2020 14:26:21 -0500 Received: from ula0132425.ent.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0327.itg.ti.com (8.15.2/8.15.2) with ESMTP id 06UJQCpB052740; Thu, 30 Jul 2020 14:26:19 -0500 From: Vignesh Raghavendra To: Tero Kristo , Nishanth Menon CC: Rob Herring , , , , Vignesh Raghavendra Subject: [PATCH 2/2] arm64: dts: ti: k3-j7200-common-proc-board: Add I2C IO expanders Date: Fri, 31 Jul 2020 00:56:00 +0530 Message-ID: <20200730192600.1872-3-vigneshr@ti.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200730192600.1872-1-vigneshr@ti.com> References: <20200730192600.1872-1-vigneshr@ti.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add DT nodes for I2C GPIO expanders on main_i2c0 and main_i2c1 and also add the pinmux corresponding to these I2C instances. Signed-off-by: Vignesh Raghavendra --- .../dts/ti/k3-j7200-common-proc-board.dts | 49 +++++++++++++++++++ 1 file changed, 49 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts index e27069317c4e5..26ad2e46009e3 100644 --- a/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts +++ b/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts @@ -14,6 +14,22 @@ chosen { }; }; +&main_pmx0 { + main_i2c0_pins_default: main-i2c0-pins-default { + pinctrl-single,pins = < + J721E_IOPAD(0xd4, PIN_INPUT_PULLUP, 0) /* (V3) I2C0_SCL */ + J721E_IOPAD(0xd8, PIN_INPUT_PULLUP, 0) /* (W2) I2C0_SDA */ + >; + }; + + main_i2c1_pins_default: main-i2c1-pins-default { + pinctrl-single,pins = < + J721E_IOPAD(0xdc, PIN_INPUT_PULLUP, 3) /* (U3) ECAP0_IN_APWM_OUT.I2C1_SCL */ + J721E_IOPAD(0xe0, PIN_INPUT_PULLUP, 3) /* (T3) EXT_REFCLK1.I2C1_SDA */ + >; + }; +}; + &wkup_uart0 { /* Wakeup UART is used by System firmware */ status = "disabled"; @@ -62,3 +78,36 @@ &main_uart9 { /* UART not brought out */ status = "disabled"; }; + +&main_i2c0 { + pinctrl-names = "default"; + pinctrl-0 = <&main_i2c0_pins_default>; + clock-frequency = <400000>; + + exp1: gpio@20 { + compatible = "ti,tca6416"; + reg = <0x20>; + gpio-controller; + #gpio-cells = <2>; + }; + + exp2: gpio@22 { + compatible = "ti,tca6424"; + reg = <0x22>; + gpio-controller; + #gpio-cells = <2>; + }; +}; + +&main_i2c1 { + pinctrl-names = "default"; + pinctrl-0 = <&main_i2c1_pins_default>; + clock-frequency = <400000>; + + exp4: gpio@20 { + compatible = "ti,tca6408"; + reg = <0x20>; + gpio-controller; + #gpio-cells = <2>; + }; +}; -- 2.28.0