1 files changed, 14 insertions, 0 deletions

diff --git a/drivers/spi/spi-dw-pci.c b/drivers/spi/spi-dw-pci.c
index 9651679ee7f7..90e7b789da3b 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);
@@ -125,8 +133,14 @@ 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},
         {},
 };
+MODULE_DEVICE_TABLE(pci, pci_ids);
 
 static struct pci_driver dw_spi_driver = {
         .name =         DRIVER_NAME,