From patchwork Tue Jun 12 17:09:08 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Karthikeyan Ramasubramanian X-Patchwork-Id: 928424 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-i2c-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=codeaurora.org header.i=@codeaurora.org header.b="aJKhrB1/"; dkim=pass (1024-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="ZTK7UMy5"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 414xG21d3Jz9ryk for ; Wed, 13 Jun 2018 03:10:02 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933700AbeFLRJp (ORCPT ); Tue, 12 Jun 2018 13:09:45 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:59304 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933609AbeFLRJ3 (ORCPT ); Tue, 12 Jun 2018 13:09:29 -0400 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 03CB360908; Tue, 12 Jun 2018 17:09:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1528823369; bh=zeLDe3SgBgj4pBEcnhdLR3O2tOrD2Eow5Jb4ewD1pJo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=aJKhrB1/zpOPB5jXlMdZjEZynqBKBvXFJFGg22IG4Qisp7qyt0EfSoO3jJdNHxtQv y1cvzBZ/9/eifVh5D71VoJe7b8ldbZkkmf/6nzeHO4z08n9qsAiQI0IuepCxBpZvkC GLnSKyJL3/W7t1ESGGkeT5BX3WnqGcAYlXOd9FCM= X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on pdx-caf-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.8 required=2.0 tests=ALL_TRUSTED,BAYES_00, DKIM_SIGNED, T_DKIM_INVALID autolearn=no autolearn_force=no version=3.4.0 Received: from codeaurora.org (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: kramasub@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id F3A706090E; Tue, 12 Jun 2018 17:09:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1528823367; bh=zeLDe3SgBgj4pBEcnhdLR3O2tOrD2Eow5Jb4ewD1pJo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ZTK7UMy56l5LM7DGfv58qGqvQjFnMOgcggg73iKS0MUdb5/fVIOoJ+ad+RyZGiOII cewXs8Adq+6JLe4eon/JXis0kRdbtdp8WKLXYLULywDZPenfNMfl/xSCqBYxUEXmaV UMA16l2MV08XzWOeTsOdvCs29j9fS62FMSvnB6xM= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org F3A706090E Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=kramasub@codeaurora.org From: Karthikeyan Ramasubramanian To: andy.gross@linaro.org, david.brown@linaro.org, robh+dt@kernel.org, mark.rutland@arm.com, wsa@the-dreams.de, gregkh@linuxfoundation.org Cc: Karthikeyan Ramasubramanian , linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-i2c@vger.kernel.org, evgreen@chromium.org, acourbot@chromium.org, swboyd@chromium.org, dianders@chromium.org Subject: [PATCH v7 4/4] arm64: dts: sdm845: Add support for an instance of I2C controller Date: Tue, 12 Jun 2018 11:09:08 -0600 Message-Id: <1528823348-30532-5-git-send-email-kramasub@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1528823348-30532-1-git-send-email-kramasub@codeaurora.org> References: <1528823348-30532-1-git-send-email-kramasub@codeaurora.org> Sender: linux-i2c-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org Add one instance of GENI based I2C master controller to enable testing I2C driver using EEPROM slave. Signed-off-by: Karthikeyan Ramasubramanian Reviewed-by: Douglas Anderson --- arch/arm64/boot/dts/qcom/sdm845-mtp.dts | 19 +++++++++++++++++++ arch/arm64/boot/dts/qcom/sdm845.dtsi | 28 ++++++++++++++++++++++++++++ 2 files changed, 47 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sdm845-mtp.dts b/arch/arm64/boot/dts/qcom/sdm845-mtp.dts index 17b2fb0..dbe3a36 100644 --- a/arch/arm64/boot/dts/qcom/sdm845-mtp.dts +++ b/arch/arm64/boot/dts/qcom/sdm845-mtp.dts @@ -29,9 +29,28 @@ serial@a84000 { status = "okay"; }; + + i2c@a88000 { + clock-frequency = <400000>; + status = "okay"; + }; }; pinctrl@3400000 { + qup-i2c10-default { + pinconf { + pins = "gpio55", "gpio56"; + drive-strength = <2>; + bias-disable; + }; + }; + + qup-i2c10-sleep { + pinconf { + pins = "gpio55", "gpio56"; + }; + }; + qup-uart2-default { pinconf_tx { pins = "gpio4"; diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi index 71801b9..d367020 100644 --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi @@ -196,6 +196,20 @@ interrupt-controller; #interrupt-cells = <2>; + qup_i2c10_default: qup-i2c10-default { + pinmux { + function = "qup10"; + pins = "gpio55", "gpio56"; + }; + }; + + qup_i2c10_sleep: qup-i2c10-sleep { + pinmux { + function = "gpio"; + pins = "gpio55", "gpio56"; + }; + }; + qup_uart2_default: qup-uart2-default { pinmux { function = "qup9"; @@ -310,6 +324,20 @@ interrupts = ; status = "disabled"; }; + + i2c10: i2c@a88000 { + compatible = "qcom,geni-i2c"; + reg = <0xa88000 0x4000>; + clock-names = "se"; + clocks = <&gcc GCC_QUPV3_WRAP1_S2_CLK>; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&qup_i2c10_default>; + pinctrl-1 = <&qup_i2c10_sleep>; + interrupts = ; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; }; }; };