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    Subject[PATCH v1 2/6] spi: pxa2xx: Respect Intel SSP type given by a property
    Date
    Allow to set the Intel SSP type by reading the property.

    Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
    ---
    drivers/spi/spi-pxa2xx.c | 6 ++++++
    include/linux/pxa2xx_ssp.h | 1 +
    2 files changed, 7 insertions(+)

    diff --git a/drivers/spi/spi-pxa2xx.c b/drivers/spi/spi-pxa2xx.c
    index 03ed6d4a14cd..857732a54ca7 100644
    --- a/drivers/spi/spi-pxa2xx.c
    +++ b/drivers/spi/spi-pxa2xx.c
    @@ -1460,6 +1460,7 @@ pxa2xx_spi_init_pdata(struct platform_device *pdev)
    struct resource *res;
    struct pci_dev *pcidev = dev_is_pci(parent) ? to_pci_dev(parent) : NULL;
    const struct pci_device_id *pcidev_id = NULL;
    + u32 value = SSP_UNDEFINED;
    enum pxa_ssp_type type;
    const void *match;
    int status;
    @@ -1468,9 +1469,14 @@ pxa2xx_spi_init_pdata(struct platform_device *pdev)
    if (pcidev)
    pcidev_id = pci_match_id(pxa2xx_spi_pci_compound_match, pcidev);

    + /* Always try to read property */
    + device_property_read_u32(&pdev->dev, "intel,spi-pxa2xx-type", &value);
    +
    match = device_get_match_data(&pdev->dev);
    if (match)
    type = (enum pxa_ssp_type)match;
    + else if (value > SSP_UNDEFINED && value < SSP_MAX)
    + type = (enum pxa_ssp_type)value;
    else if (pcidev_id)
    type = (enum pxa_ssp_type)pcidev_id->driver_data;
    else
    diff --git a/include/linux/pxa2xx_ssp.h b/include/linux/pxa2xx_ssp.h
    index a3fec2de512f..cd1973e6ac4b 100644
    --- a/include/linux/pxa2xx_ssp.h
    +++ b/include/linux/pxa2xx_ssp.h
    @@ -229,6 +229,7 @@ enum pxa_ssp_type {
    LPSS_SPT_SSP,
    LPSS_BXT_SSP,
    LPSS_CNL_SSP,
    + SSP_MAX
    };

    struct ssp_device {
    --
    2.35.1
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