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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 79F7BC433FE for ; Mon, 29 Nov 2021 00:05:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1376266AbhK2AJN (ORCPT ); Sun, 28 Nov 2021 19:09:13 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47998 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1376333AbhK2AHN (ORCPT ); Sun, 28 Nov 2021 19:07:13 -0500 Received: from mail-ua1-x92a.google.com (mail-ua1-x92a.google.com [IPv6:2607:f8b0:4864:20::92a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7B580C0613F1 for ; Sun, 28 Nov 2021 16:02:12 -0800 (PST) Received: by mail-ua1-x92a.google.com with SMTP id a14so30461706uak.0 for ; Sun, 28 Nov 2021 16:02:12 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=iX/liG3cogM7y6xTjLVTRJ7br8H2lhulk0j4IZZdOaQ=; b=uGe8zOrAcFrS6z7QKGo9xMOZg9CRr8M4izeUnePF88hPW3IOU4O47zaGY3ehLTJ7ad jjp/QfHp82CjKI63WwBE9dITiRQtKezFFSOrSjz5ClIRSE3QGYDg+XCo+0Ms4r+/kbSu glgbX/zxa/WBlsB16AuTRQs2FQqadz+FldsS42Q4F/qDUyBfI5bzByZwN+90bzGM+ITS cpdZU3TcFgVt6NApgJa2NVB6pVumAWqrHlkE/4ehl1V3jjQAGwTg+/O5YPrNoQZvB9Z4 fPLH38w79wmmzGLT4vmMkeZLhvPNIc86Xdyp5fIhurOrDWbBRwgR7fHa0iRIDL1OJWaD lJOw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=iX/liG3cogM7y6xTjLVTRJ7br8H2lhulk0j4IZZdOaQ=; b=uNrDFXbz3Qdc3n/t54QAmqiPiJqYCqiC7cHEYc4l6P7YX33hnN+3sohlwYbYGgKy2r higV0N/ZsGj5b2K5vHF83rP5LP1Y1FXryupiA4/03YTt9915RKpIsmZd9GvvGvX5uQ1D ioRjujkAuKZsiDRRWn6KzmGCqOt/5RcJ48ngU+drlTkL8dcdqowGOWTmSh0WDOAsxdQ1 Kv61M59/OZgX8Nh15MM8/SGGM6hk2uJ5O70Ig9eKaP/OhPhvvpAWUNLtBHguGo8ZUk8N hTbi9h1geIF7piwsUN4PI4P9iO+kG+AErpNp480iGmwZmKLVmfX6Wt5gNorID/MlrtVl ioYQ== X-Gm-Message-State: AOAM532HEpjMK5rTe3jYd2Iif/G9YSsr/rYUBbqkdQVkJXQvyeRYStY+ XqJPwZPUAjTWqE8rOqIFjNzsJUUuHc/iyKtLzwC7ffYNAp5OIg== X-Google-Smtp-Source: ABdhPJyCQS9jji7xzd9RwMMKE908k3zhD5Kc+fdoA3RuOXkWpCn93jL0JO8s9A/cdRM25JVC4dSxIq/pH3Ao+owxJYo= X-Received: by 2002:a67:7247:: with SMTP id n68mr27587295vsc.6.1638144131510; Sun, 28 Nov 2021 16:02:11 -0800 (PST) MIME-Version: 1.0 References: <20211127223253.19098-1-semen.protsenko@linaro.org> <20211127223253.19098-8-semen.protsenko@linaro.org> In-Reply-To: <20211127223253.19098-8-semen.protsenko@linaro.org> From: Sam Protsenko Date: Mon, 29 Nov 2021 02:02:00 +0200 Message-ID: Subject: Re: [PATCH 7/8] i2c: Make I2C_EXYNOS5=y impossible when EXYNOS_USI_V2=m To: Krzysztof Kozlowski , Rob Herring , Mark Brown , Greg Kroah-Hartman Cc: Jaewon Kim , Chanho Park , David Virag , Youngmin Nam , devicetree@vger.kernel.org, linux-spi@vger.kernel.org, linux-serial@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-i2c@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On Sun, 28 Nov 2021 at 00:33, Sam Protsenko wrote: > > When HSI2C is encapsulated in USIv2 block (e.g. in Exynos850), USIv2 > driver must be loaded first, as it's preparing USI hardware for > particular protocol use. Make it impossible for i2c-exynos5 driver to be > built-in when USIv2 driver is built as a module, to prevent incorrect > booting order for those drivers. > > Signed-off-by: Sam Protsenko > --- This patch is not needed, please ignore it. > drivers/i2c/busses/Kconfig | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig > index df89cb809330..e815a9dffb2c 100644 > --- a/drivers/i2c/busses/Kconfig > +++ b/drivers/i2c/busses/Kconfig > @@ -613,6 +613,7 @@ config I2C_EXYNOS5 > tristate "Exynos high-speed I2C driver" > depends on OF > depends on ARCH_EXYNOS || COMPILE_TEST > + depends on EXYNOS_USI_V2 || !EXYNOS_USI_V2 > default y if ARCH_EXYNOS > help > High-speed I2C controller on Samsung Exynos5 and newer Samsung SoCs: > -- > 2.30.2 >