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Tue, 5 Feb 2019 15:43:07 +0000 Received: from BN6PR11MB1842.namprd11.prod.outlook.com ([fe80::847:4296:13b9:fc9f]) by BN6PR11MB1842.namprd11.prod.outlook.com ([fe80::847:4296:13b9:fc9f%8]) with mapi id 15.20.1580.019; Tue, 5 Feb 2019 15:43:07 +0000 From: To: , , , , , , , , CC: , , , , , Subject: [PATCH v5 00/13] spi: atmel-quadspi: introduce sam9x60 qspi controller Thread-Topic: [PATCH v5 00/13] spi: atmel-quadspi: introduce sam9x60 qspi controller Thread-Index: AQHUvWl9wyILmolywkepVYs5liddgA== Date: Tue, 5 Feb 2019 15:43:07 +0000 Message-ID: <20190205154257.29529-1-tudor.ambarus@microchip.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: AM5P190CA0017.EURP190.PROD.OUTLOOK.COM (2603:10a6:206:14::30) To BN6PR11MB1842.namprd11.prod.outlook.com (2603:10b6:404:101::18) authentication-results: spf=none (sender IP is ) smtp.mailfrom=Tudor.Ambarus@microchip.com; x-ms-exchange-messagesentrepresentingtype: 1 x-mailer: git-send-email 2.9.5 x-originating-ip: [94.177.32.154] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1; 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Patches 12 and 13 introduce the sam9x60 qspi controller. sam9x60 qspi controller tested with sst26vf064b jedec,spi-nor flash. Backward compatibility test done on sama5d2 qspi controller and mx25l25635e jedec,spi-nor flash. The patches are generated on top of for-next branch. v5: - use WICR for sam9x60 - remove ops hooks and introduce caps->has_ricr - get rid of the cfg struct - group IO accesses together in atmel_qspi_set_cfg() v4: - s/smm/mr, init controller in serial memory mode by default - drop local variables that kept aq->regs and &pdev->dev, the compiler should be smart enough to store them in a register - introduce QSPI_IFR_TFRTYP_MEM - add comment saying QSPI_IFR_APBTFRTYP_READ is defined in sam9x60 - s/sama5d2_qspi_modes/atmel_qspi_modes, modes are the same both controllers - fix kernel doc header - move comment in function body - collect R-b tags v3: - update smm value when different. - treat just regular spi transfers when introducing sam9x60 qspi IP. Mem transfers will be added together with dirmap support. - reorganize the code and change ops functions pointers to avoid code duplication. - rename aq->clk to aq->pclk to indicate that it's a peripheral clock. - drop unused and NOP transfer macros. - add Suggested-by tags, reword some commits. v2: - cache MR value, - drop iomem wrappers, - make "pclk" clock-name mandatory even for sama5d2, - rework clock handling, - reorder setting of register values in set_cfg() calls, - collect R-b tags. Tudor Ambarus (13): spi: atmel-quadspi: cache MR value to avoid a write access spi: atmel-quadspi: order header files inclusion alphabetically spi: atmel-quadspi: drop wrappers for iomem accesses spi: atmel-quadspi: fix naming scheme spi: atmel-quadspi: remove unnecessary cast spi: atmel-quadspi: return appropriate error code spi: atmel-quadspi: switch to SPDX license identifiers spi: atmel-quadspi: rework transfer macros dt-bindings: spi: atmel-quadspi: update example to new clock binding dt-bindings: spi: atmel-quadspi: make "pclk" mandatory spi: atmel-quadspi: add support for named peripheral clock dt-bindings: spi: atmel-quadspi: QuadSPI driver for Microchip SAM9X60 spi: atmel-quadspi: add support for sam9x60 qspi controller .../devicetree/bindings/spi/atmel-quadspi.txt | 12 +- drivers/spi/atmel-quadspi.c | 261 +++++++++++++-------- 2 files changed, 175 insertions(+), 98 deletions(-) Reviewed-by: Boris Brezillon