On Tue, Jan 26, 2016 at 03:23:56PM +0800, Yuan Yao wrote:
> 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@xxxxxxx>
> Acked-by: Han xu <han.xu@xxxxxxxxxxxxx>
> ---
> Changed in v4:
> No changes.
>
> Changed in v3:
> No changes.
>
> Changed in v2:
> Update my email to <yao.yuan@xxxxxxx>
> ---
> drivers/mtd/spi-nor/Kconfig | 2 +-
> drivers/mtd/spi-nor/fsl-quadspi.c | 10 ++++++++++
> 2 files changed, 11 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/mtd/spi-nor/Kconfig b/drivers/mtd/spi-nor/Kconfig
> index 0dc9275..a28c278 100644
> --- a/drivers/mtd/spi-nor/Kconfig
> +++ b/drivers/mtd/spi-nor/Kconfig
> @@ -30,7 +30,7 @@ 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 04e8a93..9ab2b51 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);
> --
> 2.1.0.27.g96db324
>
Acked-by: Han xu <han.xu@xxxxxxx>
>
> ______________________________________________________
> Linux MTD discussion mailing list
> http://lists.infradead.org/mailman/listinfo/linux-mtd/
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