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Wed, 30 Nov 2022 13:38:04 +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 v2 0/3] mmc: xenon: Fix 2G DMA limitation on AC5 SoC Date: Wed, 30 Nov 2022 15:37:44 +0200 Message-Id: <20221130133747.3777340-1-vadym.kochan@plvision.eu> X-Mailer: git-send-email 2.25.1 X-ClientProxiedBy: FR2P281CA0105.DEUP281.PROD.OUTLOOK.COM (2603:10a6:d10:9c::17) To VI1P190MB0317.EURP190.PROD.OUTLOOK.COM (2603:10a6:802:38::26) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: VI1P190MB0317:EE_|PR3P190MB0858:EE_ X-MS-Office365-Filtering-Correlation-Id: 953feae1-8304-4d2d-4ea5-08dad2d81b38 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; 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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. 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 | 2 +- drivers/mmc/host/sdhci.h | 2 + 5 files changed, 44 insertions(+), 2 deletions(-)