From patchwork Wed Apr 19 04:00:07 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Kumar, Udit" X-Patchwork-Id: 13216363 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B40BFC6FD18 for ; Wed, 19 Apr 2023 04:01:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=CsZ5VwVhFexClxa8iIzg/0jseMkqsgJG/oVd8F8oaT4=; b=XOmMMMslNngeY1 WOelnTn4hCtRTiOd1/HZvqG0X1evvQiRhpbpvnh9ItH9GjLwQk/6piSjjaxYgjbwWDWEarymmEwM+ 5uAZ17iF5ycOrjf4hnG5DWzZXz5wJ/gXMwHpKShcEDS8RWX6u2C3GouCyAiV8fm/Qq4DmnkinmjMy blcg1SPXx5hzWN7EoEaJlr/T1uyGRfIWgYTo9lhZjZRibJMFxyvAiro4/z87OzhTbkbCWTwqqeRso JLsh5Hrkcp8PCcO1RGcG4IDrOcLw/AZ0MfPrc1uCm4t5IRybbwWVtD/dNs9SAKsZiE97i4SSauh8D PpP/05ZaS2k4uVIj4TZw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1poyze-003wql-20; Wed, 19 Apr 2023 04:00:30 +0000 Received: from fllv0015.ext.ti.com ([198.47.19.141]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1poyzZ-003wos-2m for linux-arm-kernel@lists.infradead.org; Wed, 19 Apr 2023 04:00:27 +0000 Received: from fllv0035.itg.ti.com ([10.64.41.0]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 33J40LO9122406; Tue, 18 Apr 2023 23:00:21 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1681876821; bh=szy7311PgdkX4OcMbVwOXyI886+h9LN7JdLbzoQNfOA=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=IUDDumoroH4jMkQ2WxwN5mvMGtvogFx8XeQPBa2vFrrmunXwOicEWhDA0wfT/LmeM AwjotOPTA5BRaTzXh9mRHbaZeu187P/UiP8Bex67zDMMJuPOLqm7s6DJ6U+Tk+Asq/ dHnPZcrPhA9t+MlaUNJedkagm7L8RSBo0Oncjm0Q= Received: from DFLE109.ent.ti.com (dfle109.ent.ti.com [10.64.6.30]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 33J40Le3113532 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 18 Apr 2023 23:00:21 -0500 Received: from DFLE110.ent.ti.com (10.64.6.31) 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 15.1.2507.16; Tue, 18 Apr 2023 23:00:21 -0500 Received: from lelv0326.itg.ti.com (10.180.67.84) by DFLE110.ent.ti.com (10.64.6.31) 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; Tue, 18 Apr 2023 23:00:21 -0500 Received: from udit-HP-Z2-Tower-G9-Workstation-Desktop-PC.dhcp.ti.com (ileaxei01-snat.itg.ti.com [10.180.69.5]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id 33J4098W025277; Tue, 18 Apr 2023 23:00:18 -0500 From: Udit Kumar To: , , , , , , , , , , , CC: Udit Kumar Subject: [PATCH v3 2/2] arm64: dts: ti: k3-j7200-som: Enable I2C Date: Wed, 19 Apr 2023 09:30:07 +0530 Message-ID: <20230419040007.3022780-3-u-kumar1@ti.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230419040007.3022780-1-u-kumar1@ti.com> References: <20230419040007.3022780-1-u-kumar1@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-20230418_210025_999241_64E23A26 X-CRM114-Status: GOOD ( 11.01 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org This patch enables wkup_i2c0 node in board dts file along with pin mux and speed. Also enables underneath eeprom CAV24C256WE. J7200 Datasheet (Table 6-106, Section 6.4 Pin Multiplexing) : https://www.ti.com/lit/ds/symlink/dra821u.pdf J7200 User Guide (Section 4.3, Table 4-2) : https://www.ti.com/lit/ug/spruiw7a/spruiw7a.pdf Signed-off-by: Udit Kumar --- arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi index fa44ed4c17d5..269424154771 100644 --- a/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi @@ -118,6 +118,15 @@ J721E_WKUP_IOPAD(0x0008, PIN_INPUT, 0) /* MCU_OSPI0_DQS */ }; }; +&wkup_pmx2 { + wkup_i2c0_pins_default: wkup-i2c0-pins-default { + pinctrl-single,pins = < + J721E_WKUP_IOPAD(0x98, PIN_INPUT_PULLUP, 0) /* (F20) WKUP_I2C0_SCL */ + J721E_WKUP_IOPAD(0x9c, PIN_INPUT_PULLUP, 0) /* (H21) WKUP_I2C0_SDA */ + >; + }; +}; + &main_pmx0 { main_i2c0_pins_default: main-i2c0-pins-default { pinctrl-single,pins = < @@ -214,6 +223,18 @@ exp_som: gpio@21 { }; }; +&wkup_i2c0 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&wkup_i2c0_pins_default>; + clock-frequency = <400000>; + + eeprom@50 { + compatible = "atmel,24c256"; + reg = <0x50>; + }; +}; + &ospi0 { pinctrl-names = "default"; pinctrl-0 = <&mcu_fss0_ospi0_pins_default>;