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Sat, 24 Aug 2019 12:07:07 +0000 From: To: , , , , , , CC: Subject: [PATCH v2 0/6] mtd: spi-nor: move manuf out of the core - batch 2 Thread-Topic: [PATCH v2 0/6] mtd: spi-nor: move manuf out of the core - batch 2 Thread-Index: AQHVWnRzAVRVusqjXkm8/L5rtNLWgg== Date: Sat, 24 Aug 2019 12:07:07 +0000 Message-ID: <20190824120650.14752-1-tudor.ambarus@microchip.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: VI1P190CA0024.EURP190.PROD.OUTLOOK.COM (2603:10a6:802:2b::37) To MN2PR11MB4448.namprd11.prod.outlook.com (2603:10b6:208:193::29) x-ms-exchange-messagesentrepresentingtype: 1 x-mailer: git-send-email 2.9.5 x-originating-ip: [86.127.53.184] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: e6e963d8-9cb5-4421-45c6-08d7288b95e0 x-microsoft-antispam: BCL:0;PCL:0;RULEID:(2390118)(7020095)(4652040)(8989299)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(5600166)(711020)(4605104)(1401327)(2017052603328)(7193020);SRVR:MN2PR11MB4301; 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charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-Network-Message-Id: e6e963d8-9cb5-4421-45c6-08d7288b95e0 X-MS-Exchange-CrossTenant-originalarrivaltime: 24 Aug 2019 12:07:07.8161 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 3f4057f3-b418-4d4e-ba84-d55b4e897d88 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: xMv+uNS/w/ul3NMarh534lAE918O46f9Pbkl3obyYbvkzdeHIwazMY/xCedyyweegtJ6iOnM/2sMAdFYh6RB2TxuqNfysG596avMzwwc0r8= X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR11MB4301 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Tudor Ambarus Depends on 'mtd: spi-nor: move manuf out of the core - batch 1' series: https://patchwork.ozlabs.org/project/linux-mtd/list/?series=3D127121 which depends on: Depends on 'mtd: spi-nor: move manuf out of the core - batch 0' series: https://patchwork.ozlabs.org/project/linux-mtd/list/?series=3D127030 v2: - addressed all the comments - all flash parameters and settings are now set in 'struct spi_nor_flash_parameter', for a clearer separation between the SPI NOR layer and the flash params. Add post_sfdp() hook to tweak flash config. This series opens doors for 5/ from below. In the quest of moving the manufacturer code out of the spi-nor core, we want to impose the following sequence of calls: 1/ spi-nor core legacy flash parameters init: spi_nor_default_init_params() 2/ MFR-based manufacturer flash parameters init: nor->manufacturer->fixups->default_init() 3/ specific flash_info tweeks done when decisions can not be done just = on MFR: nor->info->fixups->default_init() 4/ SFDP tables flash parameters init - SFDP knows better: spi_nor_sfdp_init_params() 5/ post SFDP tables flash parameters updates - in case manufacturers ge= t the serial flash tables wrong or incomplete. nor->info->fixups->post_sfdp() The later can be extended to nor->manufacturer->fixups->post_sfdp() = if needed. Tested on sst26vf064b with atmel-quadspi SPIMEM driver. Boris Brezillon (4): mtd: spi-nor: Add post_sfdp() hook to tweak flash config mtd: spi-nor: Add spansion_post_sfdp_fixups() mtd: spi-nor: Add a ->convert_addr() method mtd: spi-nor: Add the SPI_NOR_XSR_RDY flag Tudor Ambarus (2): mtd: spi_nor: Add a ->setup() method mtd: spi-nor: Add s3an_post_sfdp_fixups() drivers/mtd/spi-nor/spi-nor.c | 549 +++++++++++++++++++++++---------------= ---- include/linux/mtd/spi-nor.h | 22 +- 2 files changed, 322 insertions(+), 249 deletions(-) --=20 2.9.5