i2c: i801: Add support for Intel DNV

Intel DNV SoC has the same legacy SMBus host controller than Intel
Sunrisepoint PCH. It also has same iTCO watchdog on the bus.

Add DNV PCI ID to the list of supported devices.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>

diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
index eaef9bc9d88c469bfa1b4516b9ecb88c0211480d..47c2ddf76264db7790ec085fb0285a2f923fdba8 100644 (file)
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -60,6 +60,7 @@
  * BayTrail (SOC)              0x0f12  32      hard    yes     yes     yes
  * Sunrise Point-H (PCH)       0xa123  32      hard    yes     yes     yes
  * Sunrise Point-LP (PCH)      0x9d23  32      hard    yes     yes     yes
+ * DNV (SOC)                   0x19df  32      hard    yes     yes     yes
  *
  * Features supported by this driver:
  * Software PEC                                no
@@ -202,6 +203,7 @@
 #define PCI_DEVICE_ID_INTEL_WILDCATPOINT_LP_SMBUS      0x9ca2
 #define PCI_DEVICE_ID_INTEL_SUNRISEPOINT_H_SMBUS       0xa123
 #define PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_SMBUS      0x9d23
+#define PCI_DEVICE_ID_INTEL_DNV_SMBUS                  0x19df
 
 struct i801_mux_config {
        char *gpio_chip;
@@ -863,6 +865,7 @@ static const struct pci_device_id i801_ids[] = {
        { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BRASWELL_SMBUS) },
        { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SUNRISEPOINT_H_SMBUS) },
        { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_SMBUS) },
+       { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_DNV_SMBUS) },
        { 0, }
 };
 
@@ -1256,6 +1259,7 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id)
        switch (dev->device) {
        case PCI_DEVICE_ID_INTEL_SUNRISEPOINT_H_SMBUS:
        case PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_SMBUS:
+       case PCI_DEVICE_ID_INTEL_DNV_SMBUS:
                priv->features |= FEATURE_I2C_BLOCK_READ;
                priv->features |= FEATURE_IRQ;
                priv->features |= FEATURE_SMBUS_PEC;