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SubjectRe: [PATCH v5 4/4] spi: dw: Add support for Intel Thunder Bay SPI controller
On Wed, Jul 06, 2022 at 12:20:39PM +0800, nandhini.srikandan@intel.com wrote:
> From: Nandhini Srikandan <nandhini.srikandan@intel.com>
>
> Add support for Intel Thunder Bay SPI controller, which uses DesignWare
> DWC_ssi core and also add common init function for both Keem Bay and
> Thunder Bay.
>
> Signed-off-by: Nandhini Srikandan <nandhini.srikandan@intel.com>

Acked-by: Serge Semin <fancer.lancer@gmail.com>

-Sergey

> ---
> drivers/spi/spi-dw-mmio.c | 8 ++++----
> drivers/spi/spi-dw.h | 3 +--
> 2 files changed, 5 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/spi/spi-dw-mmio.c b/drivers/spi/spi-dw-mmio.c
> index 5101c4c6017b..26c40ea6dd12 100644
> --- a/drivers/spi/spi-dw-mmio.c
> +++ b/drivers/spi/spi-dw-mmio.c
> @@ -214,11 +214,10 @@ static int dw_spi_hssi_init(struct platform_device *pdev,
> return 0;
> }
>
> -static int dw_spi_keembay_init(struct platform_device *pdev,
> - struct dw_spi_mmio *dwsmmio)
> +static int dw_spi_intel_init(struct platform_device *pdev,
> + struct dw_spi_mmio *dwsmmio)
> {
> dwsmmio->dws.ip = DW_HSSI_ID;
> - dwsmmio->dws.caps = DW_SPI_CAP_KEEMBAY_MST;
>
> return 0;
> }
> @@ -349,7 +348,8 @@ static const struct of_device_id dw_spi_mmio_of_match[] = {
> { .compatible = "amazon,alpine-dw-apb-ssi", .data = dw_spi_alpine_init},
> { .compatible = "renesas,rzn1-spi", .data = dw_spi_pssi_init},
> { .compatible = "snps,dwc-ssi-1.01a", .data = dw_spi_hssi_init},
> - { .compatible = "intel,keembay-ssi", .data = dw_spi_keembay_init},
> + { .compatible = "intel,keembay-ssi", .data = dw_spi_intel_init},
> + { .compatible = "intel,thunderbay-ssi", .data = dw_spi_intel_init},
> { .compatible = "microchip,sparx5-spi", dw_spi_mscc_sparx5_init},
> { .compatible = "canaan,k210-spi", dw_spi_canaan_k210_init},
> { /* end of table */}
> diff --git a/drivers/spi/spi-dw.h b/drivers/spi/spi-dw.h
> index 8b8f924ac410..9e8eb2b52d5c 100644
> --- a/drivers/spi/spi-dw.h
> +++ b/drivers/spi/spi-dw.h
> @@ -31,8 +31,7 @@
>
> /* DW SPI controller capabilities */
> #define DW_SPI_CAP_CS_OVERRIDE BIT(0)
> -#define DW_SPI_CAP_KEEMBAY_MST BIT(1)
> -#define DW_SPI_CAP_DFS32 BIT(2)
> +#define DW_SPI_CAP_DFS32 BIT(1)
>
> /* Register offsets (Generic for both DWC APB SSI and DWC SSI IP-cores) */
> #define DW_SPI_CTRLR0 0x00
> --
> 2.17.1
>

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