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Mon, 5 Dec 2022 10:59:46 +0000 From: Vadym Kochan To: Hu Ziji , Ulf Hansson , Rob Herring , Krzysztof Kozlowski , Adrian Hunter , linux-mmc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Elad Nachman , Chris Packham , Vadym Kochan Subject: [PATCH v3 0/3] mmc: xenon: Fix 2G DMA limitation on AC5 SoC Date: Mon, 5 Dec 2022 12:59:27 +0200 Message-Id: <20221205105931.410686-1-vadym.kochan@plvision.eu> X-Mailer: git-send-email 2.25.1 X-ClientProxiedBy: FRYP281CA0018.DEUP281.PROD.OUTLOOK.COM (2603:10a6:d10::28) To VI1P190MB0317.EURP190.PROD.OUTLOOK.COM (2603:10a6:802:38::26) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: VI1P190MB0317:EE_|VE1P190MB1024:EE_ X-MS-Office365-Filtering-Correlation-Id: b5e692da-f0de-4592-1a7d-08dad6afd25a X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:VI1P190MB0317.EURP190.PROD.OUTLOOK.COM;PTR:;CAT:NONE;SFS:(13230022)(4636009)(366004)(396003)(346002)(39830400003)(136003)(376002)(451199015)(36756003)(38100700002)(86362001)(38350700002)(2906002)(41300700001)(8936002)(4326008)(44832011)(4744005)(5660300002)(7416002)(83380400001)(66556008)(478600001)(6486002)(66946007)(66476007)(316002)(54906003)(2616005)(110136005)(8676002)(107886003)(6666004)(1076003)(52116002)(6506007)(186003)(6512007)(26005);DIR:OUT;SFP:1102; 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Swiotlb can't help because on arm64 arch it reserves memblock's at the end of the memory. Additionally set mask to 34 bit since on AC5 SoC RAM starts at 0x2_00000000. Also add compatible string for AC5 SoC. v3: #1 Fix missing EXPORT_SYMBOL_GPL for sdhci_set_dma_mask #2 Put compatible string in alphabetical order in the yaml file v2: #1 Add compatible string for dt-bindings #2 Use SDMA with a bounce buffer instead of PIO. Vadym Kochan (3): dt-bindings: mmc: xenon: Add compatible string for AC5 SoC mmc: sdhci: Export sdhci_set_dma_mask to be used by the drivers mmc: xenon: Fix 2G limitation on AC5 SoC .../bindings/mmc/marvell,xenon-sdhci.yaml | 1 + drivers/mmc/host/sdhci-xenon.c | 38 +++++++++++++++++++ drivers/mmc/host/sdhci-xenon.h | 3 +- drivers/mmc/host/sdhci.c | 3 +- drivers/mmc/host/sdhci.h | 2 + 5 files changed, 45 insertions(+), 2 deletions(-)