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 171B1C74A4B for ; Sun, 12 Mar 2023 13:10:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229621AbjCLNKt (ORCPT ); Sun, 12 Mar 2023 09:10:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37944 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229711AbjCLNKs (ORCPT ); Sun, 12 Mar 2023 09:10:48 -0400 Received: from mail-lf1-x12a.google.com (mail-lf1-x12a.google.com [IPv6:2a00:1450:4864:20::12a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5256046149 for ; Sun, 12 Mar 2023 06:10:47 -0700 (PDT) Received: by mail-lf1-x12a.google.com with SMTP id t11so12449252lfr.1 for ; Sun, 12 Mar 2023 06:10:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; t=1678626645; h=cc:to:subject:date:from:in-reply-to:message-id:from:to:cc:subject :date:message-id:reply-to; bh=tDIef+aPGuB5wQknGJ7abVMxEUnE+NE/6MUxxwCrbfI=; b=pwjwvhewwzQOGqI2K3Tqc7LxSiEHSIcstRvb3Twy/gCLKI7hlDm8T1Skpe/ZTJfnmj mMh4z3qNrf0YDLlG/S3pVkALJSWLxXPUzx85Hsjng+3e9QIU0nffVFKAaLbHQiNgvTat 82k8ngWcq/wxvc5PdmG84oqUJYN8uDD+HCZzH0j4JA6u3eX5pWwyqGtkQNqUOkOlDS+K TACcUV2A38z0t1htRQRoLQ90XsENlHsCXO7j3HXI8mhxzRXLtkDhu0pq3wyMsrxlAE4I cP7KzlO40DyDIfJOEibn3vTdxozDkUA0JDSsHN+44rhP+2ansbg5rj1bhPnRYl0ee1v/ Bc7A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1678626645; h=cc:to:subject:date:from:in-reply-to:message-id:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=tDIef+aPGuB5wQknGJ7abVMxEUnE+NE/6MUxxwCrbfI=; b=SgdJOsjUxhcZ80rUCPrwhogxSP0tPZ/X+l6dijJFwJ99x180/0i2jIAu69ruG71FI4 xBeDacWFa9OOQPicdkAMkiggyXucqiN1AL0znzvB0aWXdMs7EGMa5h/j8jEl4g9vwr1o RvyXQFkWfMXSXlH9NXgs/RhlFNkg6PWlgiysu/hVdV3tI+hMHqU7ERgC5wm3RvxakEY2 /sQvJ+m6XZYIHy0O+gQbs4CE6Evxm/3U/FGW3vkfj/P/+cu+JWvrFyBWP9tj6ZnHYfJ8 2b0Naql5ysaexx6VCLdKrxhpxZXLahq9XqC4JKhw1fgXrAclNuXRZq6un7Zbbty88mGG WTiA== X-Gm-Message-State: AO0yUKXtwcoYMknH2s1I3NWHnvnH4ol1nVD0TNObSkqqc9602w9dGe+w yg/pGk1DZVkHkpK/f8IuWEpbMqHnZ8rD5gF3 X-Google-Smtp-Source: AK7set97070teV9xxDqwA+2TgPU4J5RP76RaY++xCxksiwFA/bmWgyRn9GZ58tnGCFGKLwqMgJQPWQ== X-Received: by 2002:ac2:554a:0:b0:4e8:3fc2:32a8 with SMTP id l10-20020ac2554a000000b004e83fc232a8mr617480lfk.27.1678626645356; Sun, 12 Mar 2023 06:10:45 -0700 (PDT) Received: from 0001-dt-bindings-exynos-dw-mshc-common-add-exynos78xx-var.patch (46-138-144-249.dynamic.spd-mgts.ru. [46.138.144.249]) by smtp.gmail.com with ESMTPSA id r2-20020a2e94c2000000b0029335c12997sm648289ljh.58.2023.03.12.06.10.44 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 12 Mar 2023 06:10:45 -0700 (PDT) Message-Id: <1678626510.1783316-1-sleirsgoevy@gmail.com> In-Reply-To: <1678626510.1783316-0-sleirsgoevy@gmail.com> From: Sergey Lisov Date: Sun, 12 Mar 2023 16:03:15 +0300 Subject: [PATCH v3 1/2] dt-bindings: exynos-dw-mshc-common: add exynos78xx variants To: Ulf Hansson , Rob Herring , Krzysztof Kozlowski , Alim Akhtar , Jaehoon Chung Cc: linux-mmc@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org Some Samsung Exynos boards using the arm64 architecture have DW MMC controllers configured for a 32-bit data bus but a 64-bit FIFO. On these systems the 64-bit FIFO registers must be accessed in two 32-bit halves. Add two new compatible strings, "samsung,exynos78xx-dw-mshc" and "samsung,exynos78xx-dw-mshc-smu" respectively, to denote exynos78xx boards that need this quirk. But it's very possible that all "samsung,exynos7-dw-mshc" boards are actually affected. --- .../devicetree/bindings/mmc/samsung,exynos-dw-mshc.yaml | 2 ++ arch/arm64/boot/dts/exynos/exynos7885.dtsi | 2 +- 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/mmc/samsung,exynos-dw-mshc.yaml b/Documentation/devicetree/bindings/mmc/samsung,exynos-dw-mshc.yaml index fdaa18481..a72a67792 100644 --- a/Documentation/devicetree/bindings/mmc/samsung,exynos-dw-mshc.yaml +++ b/Documentation/devicetree/bindings/mmc/samsung,exynos-dw-mshc.yaml @@ -22,6 +22,8 @@ properties: - samsung,exynos5420-dw-mshc-smu - samsung,exynos7-dw-mshc - samsung,exynos7-dw-mshc-smu + - samsung,exynos78xx-dw-mshc + - samsung,exynos78xx-dw-mshc-smu - axis,artpec8-dw-mshc reg: diff --git a/arch/arm64/boot/dts/exynos/exynos7885.dtsi b/arch/arm64/boot/dts/exynos/exynos7885.dtsi index 23c2e0bb0..4b94ac9da 100644 --- a/arch/arm64/boot/dts/exynos/exynos7885.dtsi +++ b/arch/arm64/boot/dts/exynos/exynos7885.dtsi @@ -294,7 +294,7 @@ pmu_system_controller: system-controller@11c80000 { }; mmc_0: mmc@13500000 { - compatible = "samsung,exynos7-dw-mshc-smu"; + compatible = "samsung,exynos78xx-dw-mshc-smu"; reg = <0x13500000 0x2000>; interrupts = ; #address-cells = <1>; -- 2.38.3 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 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 B4418C6FA99 for ; Sun, 12 Mar 2023 13:12:14 +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:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:Cc:To:Subject:Date:From: In-Reply-To:Message-Id:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:References: List-Owner; bh=Y24AzoxPx+0waddYc1L/NXGO0/CHLiJRDZ2m1RWjTww=; b=Y84Wj6jTjL2wVg c4nBbNK+NR1EwrAmcjTUrZP9C8HR7JGNYDN26r4DNDeEmTl2OGbFajpmRes6T/NZiExrrCnCk5EUv 9Ur3Ne83iuIz6ZWbQ/oh8pjcSpN/0ax2fZp9m9lnvxZlEvp22eo21o3bq0sk7ztqplk56m3f4q5bx qPUb0eABSVHyjRIPvU2V9kcnr+PJcCvxhA7gFZ9KDSPg+RHWwXl6Qi2Y5aJX0YqZK6s0qMxQAExyn Mawxo2s2V4H8njwbOPbahdJtcgGrojDUppHetQ2pHKqrsBYBYl5QHrK6oStKtcA/8OAX6pnxkOto4 ASpqTW3u5WtzBnsExFMA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pbLTe-002HnB-84; Sun, 12 Mar 2023 13:11:06 +0000 Received: from mail-lf1-x12d.google.com ([2a00:1450:4864:20::12d]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pbLTa-002HlA-Bq for linux-arm-kernel@lists.infradead.org; Sun, 12 Mar 2023 13:11:04 +0000 Received: by mail-lf1-x12d.google.com with SMTP id r27so12407327lfe.10 for ; Sun, 12 Mar 2023 06:10:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; t=1678626648; h=cc:to:subject:date:from:in-reply-to:message-id:from:to:cc:subject :date:message-id:reply-to; bh=tDIef+aPGuB5wQknGJ7abVMxEUnE+NE/6MUxxwCrbfI=; b=UgO09gfXfxSxceUE3kKmyP8INVCqMG3CjtYbFkgBMgWmC4JHtPG0JSkj4wWeDZB2Rg v6jGLECM2h2aMK1nRH4QehUL+iRPDsVElcbNuJhMS2q/PwPni8niZ5rn9LJ9wN/JhWcN uUPc4N3lJmy0+n+chYUtChHfQgOxxflAE0cqczwYPou/pHk2kz6WgIyT8p/AU0cz85Fi ok2VhwSSOImAGqmfrVY8RCg/TBG6yrQrsyKiOzM5GOU8Mk79d/4LplO6q20yftHoUO7J 8+CwqvFwOkObjTPCe5XkTi1aCtf/TRj/RvlsyMCoMNjl6QBkRruuYHIEpan3XtgaqmNp Bejg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1678626648; h=cc:to:subject:date:from:in-reply-to:message-id:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=tDIef+aPGuB5wQknGJ7abVMxEUnE+NE/6MUxxwCrbfI=; b=z018k8jDpH9x3a4T2MyNWUOE+Z1OF5HaO0tOUMdqbkikGNj6GHDnul5ufeEbTXmA1Y nDSmRzcGSQtLr3WgWgPIzGQO6ZK7t/f1py1wss+3rI4t9WYfFJq8pxFz8e8qsmcyL8Do b/GUuBUtuWEQzgF2tbk7UhAZg58LIQKezCis7Bn0wilpKn9sw6HaWdQvZ3fg5sq/kNbk UMruviG/IH4gscy0xOEU8W58QYI63AyhAosc6VJmGm/vS22YTWXHgy9sPv1m14d0EPgE Px5AUIwALDN7D7ZmTi4nmfN6zrPrI2t/CXIwMZoRuAAr6692Il46vf247TOC8q4mx9MX A+xA== X-Gm-Message-State: AO0yUKWo9a4qHS8jPf179YMtIQPqroSoK5ncvQ3YgqaJG0NUt9oIc1tv Q+AEmZrhBHjve/8hCuoJAevi3tNDXgNLqSRb X-Google-Smtp-Source: AK7set955hO/MPNsRgJyNOREglfrkd8ZzpqCNg9+orB7LtuFBdgtx5oz1pU+d9Y/kyv5V15mt2YWpQ== X-Received: by 2002:ac2:554a:0:b0:4e8:3fc2:32a8 with SMTP id l10-20020ac2554a000000b004e83fc232a8mr617504lfk.27.1678626647996; Sun, 12 Mar 2023 06:10:47 -0700 (PDT) Received: from 0001-dt-bindings-exynos-dw-mshc-common-add-exynos78xx-var.patch (46-138-144-249.dynamic.spd-mgts.ru. [46.138.144.249]) by smtp.gmail.com with ESMTPSA id l28-20020ac24a9c000000b004cc8196a308sm650638lfp.98.2023.03.12.06.10.47 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 12 Mar 2023 06:10:47 -0700 (PDT) Message-Id: <1678626510.1783316-1-sleirsgoevy@gmail.com> In-Reply-To: <1678626510.1783316-0-sleirsgoevy@gmail.com> From: Sergey Lisov Date: Sun, 12 Mar 2023 16:03:15 +0300 Subject: [PATCH v3 1/2] dt-bindings: exynos-dw-mshc-common: add exynos78xx variants To: Ulf Hansson , Rob Herring , Krzysztof Kozlowski , Alim Akhtar , Jaehoon Chung Cc: linux-mmc@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230312_061102_424945_6130C425 X-CRM114-Status: GOOD ( 11.96 ) 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: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Some Samsung Exynos boards using the arm64 architecture have DW MMC controllers configured for a 32-bit data bus but a 64-bit FIFO. On these systems the 64-bit FIFO registers must be accessed in two 32-bit halves. Add two new compatible strings, "samsung,exynos78xx-dw-mshc" and "samsung,exynos78xx-dw-mshc-smu" respectively, to denote exynos78xx boards that need this quirk. But it's very possible that all "samsung,exynos7-dw-mshc" boards are actually affected. --- .../devicetree/bindings/mmc/samsung,exynos-dw-mshc.yaml | 2 ++ arch/arm64/boot/dts/exynos/exynos7885.dtsi | 2 +- 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/mmc/samsung,exynos-dw-mshc.yaml b/Documentation/devicetree/bindings/mmc/samsung,exynos-dw-mshc.yaml index fdaa18481..a72a67792 100644 --- a/Documentation/devicetree/bindings/mmc/samsung,exynos-dw-mshc.yaml +++ b/Documentation/devicetree/bindings/mmc/samsung,exynos-dw-mshc.yaml @@ -22,6 +22,8 @@ properties: - samsung,exynos5420-dw-mshc-smu - samsung,exynos7-dw-mshc - samsung,exynos7-dw-mshc-smu + - samsung,exynos78xx-dw-mshc + - samsung,exynos78xx-dw-mshc-smu - axis,artpec8-dw-mshc reg: diff --git a/arch/arm64/boot/dts/exynos/exynos7885.dtsi b/arch/arm64/boot/dts/exynos/exynos7885.dtsi index 23c2e0bb0..4b94ac9da 100644 --- a/arch/arm64/boot/dts/exynos/exynos7885.dtsi +++ b/arch/arm64/boot/dts/exynos/exynos7885.dtsi @@ -294,7 +294,7 @@ pmu_system_controller: system-controller@11c80000 { }; mmc_0: mmc@13500000 { - compatible = "samsung,exynos7-dw-mshc-smu"; + compatible = "samsung,exynos78xx-dw-mshc-smu"; reg = <0x13500000 0x2000>; interrupts = ; #address-cells = <1>; -- 2.38.3 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel