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Thu, 14 May 2020 11:51:24 +0000 From: Sagar Shrikant Kadam To: linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mtd@lists.infradead.org, tudor.ambarus@microchip.com, miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com Cc: palmer@dabbelt.com, paul.walmsley@sifive.com, aou@eecs.berkeley.edu, anup.patel@wdc.com, Sagar Shrikant Kadam Subject: [PATCH v1 0/2] update is25wp256d page write capabilities Date: Thu, 14 May 2020 04:50:49 -0700 Message-Id: <1589457051-5410-1-git-send-email-sagar.kadam@sifive.com> X-Mailer: git-send-email 2.7.4 Content-Type: text/plain X-ClientProxiedBy: BYAPR08CA0053.namprd08.prod.outlook.com (2603:10b6:a03:117::30) To BYAPR13MB2614.namprd13.prod.outlook.com (2603:10b6:a03:b4::12) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from gamma07.internal.sifive.com (64.62.193.194) by BYAPR08CA0053.namprd08.prod.outlook.com (2603:10b6:a03:117::30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.20.3000.25 via Frontend Transport; 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X-MS-Exchange-AntiSpam-MessageData: A5I/wTLpOJSWcoT7l5VSGJ/SKIuAr77R3c7ZAIMRbCkQzd6Ow+2Q5hzOU7nbHhWz1FkAqos/uRpD8I/kAXflApPuQ+vhTEFSuBe1kfqPbDhTODt66LMgr3PpULjoDIVNMEoudHKq02cnhr0ZBfaMbMBY3e+gUY1EBxtRF0DtVtn4ADjm3OkHMOemm1QOBwHjwcVTxSIEcXrneW/YvlQQBzRbtvNcQRkg3vOwkupUkItmRCjMC3tlTI1+4XRExFps0DjuLUVeYRr/7zDFDApZFR/QgexPBZzM+2cCDiJfJM96Y5iGqJJA+8Sq+rdvsHBS/wMHEySSR8qAqRtnfmx6yEYsPOh0EiOLCPl1L3idlPS+8xXA+COGE17j/zyVmIMo1hlWRe5M+RbLOBuZkLlyr3b2lsXVOxdJF0ILAtK3oNBwn3TCxhefAmfJhnyultsf6H/c8XNAiPLfAEyvLlQFy/pBab1PmuNhtKOTmCBwADY= X-OriginatorOrg: sifive.com X-MS-Exchange-CrossTenant-Network-Message-Id: c0bdc88b-2212-414f-b6fa-08d7f7fd20c1 X-MS-Exchange-CrossTenant-OriginalArrivalTime: 14 May 2020 11:51:24.7535 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 22f88e9d-ae0d-4ed9-b984-cdc9be1529f1 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: smQeG0auJXxFL5wmZuf7b52Fq+xaa5Ar1tf6UGMykWy8JIHxIbIoSaSwJn1M2n1o4ctTGeDARbe1wQ5l2D3Q0g== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR13MB2469 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org HiFive Unleashed A00 board has is25wp256d snor chip. It is observed that it gets configured with Serial Input Page program by the end of spi_nor_scan. Using the post bfpt fixup hook we prioritize the page program settings to use quad input page program (opcode:0x34) over serial input page program (opcode: 0x12). The patchset is tested on Linux 5.7.0-rc5. Changelog: =============================== V1: -Moved SPI_SIFIVE from defconfig to Kconfig.socs for SOC_SIFIVE. Retained it's configurability using "imply" instead of "select" V0: Base version patch (Tested on 5.7.0-rc3). Sagar Shrikant Kadam (2): riscv: defconfig: enable spi nor on Hifive Unleashed A00 board. spi: nor: update page program settings for is25wp256 using post bfpt fixup arch/riscv/Kconfig.socs | 1 + arch/riscv/configs/defconfig | 3 ++- drivers/mtd/spi-nor/issi.c | 16 ++++++++++++++++ 3 files changed, 19 insertions(+), 1 deletion(-) -- 2.7.4