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path: root/drivers/mtd/spi-nor/cadence-quadspi.c
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* mtd: spi-nor: Fix some error codes in cqspi_setup_flash()Dan Carpenter2017-01-26
| | | | | | | | | | | | | | | commit 10ad1d754a434c024ce7eeb1cec9f69fd3ecc863 upstream. We return success or possibly uninitialized values on these error paths instead of proper error codes. Fixes: 140623410536 ("mtd: spi-nor: Add driver for Cadence Quad SPI Flash Controller") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Reviewed-by: Marek Vasut <marex@denx.de> Reviewed-by: Moritz Fischer <moritz.fischer@ettus.com> Signed-off-by: Cyrille Pitchen <cyrille.pitchen@atmel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
* mtd: spi-nor: Off by one in cqspi_setup_flash()Dan Carpenter2017-01-26
| | | | | | | | | | | | | | commit 193e87143c290ec16838f5368adc0e0bc94eb931 upstream. There are CQSPI_MAX_CHIPSELECT elements in the ->f_pdata array so the > should be >=. Fixes: 140623410536 ('mtd: spi-nor: Add driver for Cadence Quad SPI Flash Controller') Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Reviewed-by: Marek Vasut <marex@denx.de> Signed-off-by: Cyrille Pitchen <cyrille.pitchen@atmel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
* mtd: spi-nor: Add driver for Cadence Quad SPI Flash ControllerGraham Moore2016-07-18
Add support for the Cadence QSPI controller. This controller is present in the Altera SoCFPGA SoCs and this driver has been tested on the Cyclone V SoC. Signed-off-by: Graham Moore <grmoore@opensource.altera.com> Signed-off-by: Marek Vasut <marex@denx.de> Cc: Alan Tull <atull@opensource.altera.com> Cc: Brian Norris <computersforpeace@gmail.com> Cc: David Woodhouse <dwmw2@infradead.org> Cc: Dinh Nguyen <dinguyen@opensource.altera.com> Cc: Graham Moore <grmoore@opensource.altera.com> Cc: Vignesh R <vigneshr@ti.com> Cc: Yves Vandervennet <yvanderv@opensource.altera.com> Cc: devicetree@vger.kernel.org Signed-off-by: Brian Norris <computersforpeace@gmail.com>