diff options
| author | Yao Yuan <yao.yuan@freescale.com> | 2016-01-26 15:23:56 +0800 |
|---|---|---|
| committer | Brian Norris <computersforpeace@gmail.com> | 2016-03-07 11:46:44 -0800 |
| commit | e8c034b2fbe57f56c3902187f844f41d295b5159 (patch) | |
| tree | 5949486a8eddaf71dd0082753772b2968143db3e /drivers/mtd | |
| parent | 2012850be8e3324bf3420ea08e1d0ee75c8d134c (diff) | |
| download | linux-e8c034b2fbe57f56c3902187f844f41d295b5159.tar.bz2 | |
mtd: spi-nor: fsl-quadspi: add support for ls1021a
LS1021a also support Freescale Quad SPI controller.
Add fsl-quadspi support for ls1021a chip and make SPI_FSL_QUADSPI
selectable for LS1021A SOC hardwares.
Signed-off-by: Yuan Yao <yao.yuan@nxp.com>
Acked-by: Han xu <han.xu@freescale.com>
Acked-by: Han xu <han.xu@nxp.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/spi-nor/Kconfig | 2 | ||||
| -rw-r--r-- | drivers/mtd/spi-nor/fsl-quadspi.c | 10 |
2 files changed, 11 insertions, 1 deletions
diff --git a/drivers/mtd/spi-nor/Kconfig b/drivers/mtd/spi-nor/Kconfig index 83befab4b5b4..3392a97ef55d 100644 --- a/drivers/mtd/spi-nor/Kconfig +++ b/drivers/mtd/spi-nor/Kconfig @@ -31,7 +31,7 @@ config MTD_SPI_NOR_USE_4K_SECTORS config SPI_FSL_QUADSPI tristate "Freescale Quad SPI controller" - depends on ARCH_MXC || COMPILE_TEST + depends on ARCH_MXC || SOC_LS1021A || COMPILE_TEST depends on HAS_IOMEM help This enables support for the Quad SPI controller in master mode. diff --git a/drivers/mtd/spi-nor/fsl-quadspi.c b/drivers/mtd/spi-nor/fsl-quadspi.c index 04e8a93e1a3a..9ab2b51d54b8 100644 --- a/drivers/mtd/spi-nor/fsl-quadspi.c +++ b/drivers/mtd/spi-nor/fsl-quadspi.c @@ -213,6 +213,7 @@ enum fsl_qspi_devtype { FSL_QUADSPI_IMX6SX, FSL_QUADSPI_IMX7D, FSL_QUADSPI_IMX6UL, + FSL_QUADSPI_LS1021A, }; struct fsl_qspi_devtype_data { @@ -258,6 +259,14 @@ static struct fsl_qspi_devtype_data imx6ul_data = { | QUADSPI_QUIRK_4X_INT_CLK, }; +static struct fsl_qspi_devtype_data ls1021a_data = { + .devtype = FSL_QUADSPI_LS1021A, + .rxfifo = 128, + .txfifo = 64, + .ahb_buf_size = 1024, + .driver_data = 0, +}; + #define FSL_QSPI_MAX_CHIP 4 struct fsl_qspi { struct spi_nor nor[FSL_QSPI_MAX_CHIP]; @@ -812,6 +821,7 @@ static const struct of_device_id fsl_qspi_dt_ids[] = { { .compatible = "fsl,imx6sx-qspi", .data = (void *)&imx6sx_data, }, { .compatible = "fsl,imx7d-qspi", .data = (void *)&imx7d_data, }, { .compatible = "fsl,imx6ul-qspi", .data = (void *)&imx6ul_data, }, + { .compatible = "fsl,ls1021a-qspi", .data = (void *)&ls1021a_data, }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, fsl_qspi_dt_ids); |