diff --git a/drivers/spi/spi-dw-pci.c b/drivers/spi/spi-dw-pci.c index 9651679ee7f7..e9ba63814548 100644 --- a/drivers/spi/spi-dw-pci.c +++ b/drivers/spi/spi-dw-pci.c @@ -19,6 +19,7 @@ struct spi_pci_desc { int (*setup)(struct dw_spi *); u16 num_cs; u16 bus_num; + u32 max_freq; }; static struct spi_pci_desc spi_pci_mid_desc_1 = { @@ -33,6 +34,12 @@ static struct spi_pci_desc spi_pci_mid_desc_2 = { .bus_num = 1, }; +static struct spi_pci_desc spi_pci_ehl_desc = { + .num_cs = 1, + .bus_num = -1, + .max_freq = 100000000, +}; + static int spi_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { struct dw_spi *dws; @@ -65,6 +72,7 @@ static int spi_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) if (desc) { dws->num_cs = desc->num_cs; dws->bus_num = desc->bus_num; + dws->max_freq = desc->max_freq; if (desc->setup) { ret = desc->setup(dws); @@ -125,6 +133,11 @@ static const struct pci_device_id pci_ids[] = { { PCI_VDEVICE(INTEL, 0x0800), (kernel_ulong_t)&spi_pci_mid_desc_1}, /* Intel MID platform SPI controller 2 */ { PCI_VDEVICE(INTEL, 0x0812), (kernel_ulong_t)&spi_pci_mid_desc_2}, + /* Intel Elkhart Lake PSE SPI controllers */ + { PCI_VDEVICE(INTEL, 0x4b84), (kernel_ulong_t)&spi_pci_ehl_desc}, + { PCI_VDEVICE(INTEL, 0x4b85), (kernel_ulong_t)&spi_pci_ehl_desc}, + { PCI_VDEVICE(INTEL, 0x4b86), (kernel_ulong_t)&spi_pci_ehl_desc}, + { PCI_VDEVICE(INTEL, 0x4b87), (kernel_ulong_t)&spi_pci_ehl_desc}, {}, };