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=-6.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 5DF40C4363D for ; Tue, 6 Oct 2020 13:03:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EDC3B20760 for ; Tue, 6 Oct 2020 13:03:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="sTNMp0Lk" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726143AbgJFNDm (ORCPT ); Tue, 6 Oct 2020 09:03:42 -0400 Received: from fllv0016.ext.ti.com ([198.47.19.142]:35860 "EHLO fllv0016.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725891AbgJFNDl (ORCPT ); Tue, 6 Oct 2020 09:03:41 -0400 Received: from fllv0035.itg.ti.com ([10.64.41.0]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 096D3UA9064584; Tue, 6 Oct 2020 08:03:30 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1601989410; bh=eZI+cKxeShhAhXTJ8XVT3nnJ27k854fNyJk5dxb5cQ8=; h=Subject:To:CC:References:From:Date:In-Reply-To; b=sTNMp0LkbRwReq3YeJvEkGGngfjBgnuVzOy762MmDj2jpy7n+GX91tWnKwvZ4fbEa i7Qjng6C6GOhH78PfEHL1SFvIxRyHmI0uRmij+lDsX2e+QOLi7czwi6z/Gyw8ZjGLF wRYlwLM03tFY5f+SdSGv2aKrJfLK6gZ/LD461PMo= Received: from DLEE104.ent.ti.com (dlee104.ent.ti.com [157.170.170.34]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 096D3UuP115995 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 6 Oct 2020 08:03:30 -0500 Received: from DLEE103.ent.ti.com (157.170.170.33) by DLEE104.ent.ti.com (157.170.170.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Tue, 6 Oct 2020 08:03:30 -0500 Received: from lelv0326.itg.ti.com (10.180.67.84) by DLEE103.ent.ti.com (157.170.170.33) 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; Tue, 6 Oct 2020 08:03:29 -0500 Received: from [10.250.232.88] (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id 096D3Oju097645; Tue, 6 Oct 2020 08:03:25 -0500 Subject: Re: [PATCH 0/2] Enable GPIO and I2C configs for TI's J721e platform To: Tero Kristo , , CC: , , References: <20201002164535.9920-1-faiz_abbas@ti.com> <68cadd9b-63b1-caaf-080c-e2f346f4a908@ti.com> From: Faiz Abbas Message-ID: Date: Tue, 6 Oct 2020 18:33:22 +0530 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <68cadd9b-63b1-caaf-080c-e2f346f4a908@ti.com> Content-Type: text/plain; charset="utf-8" Content-Language: en-US Content-Transfer-Encoding: 8bit X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Tero, On 06/10/20 5:21 pm, Tero Kristo wrote: > On 02/10/2020 19:45, Faiz Abbas wrote: >> The following patches enable configs in the arm64 defconfig to support >> GPIO and I2C support on TI's J721e platform. >> >> Faiz Abbas (2): >>    arm64: defconfig: Enable OMAP I2C driver >>    arm64: defconfig: Enable DAVINCI_GPIO driver >> >>   arch/arm64/configs/defconfig | 2 ++ >>   1 file changed, 2 insertions(+) >> > > Why are you enabling these? > > Are they required for booting the board? > > If not, they shall not be enabled, as it just clutters the arm64 defconfig unnecessarily. > They are required because the SD card regulators need gpio over i2c expander and also soc gpio support to come up in UHS modes. But in general isn't any feature we add supposed to be enabled in the arm64 defconfig? Thanks, Faiz