i2c: i801: Add support for Kaby Lake PCH-H

Intel Kaby Lake PCH-H has the same legacy SMBus host controller than Intel
Sunrisepoint PCH. It also has same iTCO watchdog on the bus.

Add Kaby Lake PCH-H PCI ID to the list of supported devices.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
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 22a0ed4de80da0a8a06ab7634607ba0f026bdffa..426fdbad6dae7ab4f622e1a3d1ccf728ac63f381 100644 (file)
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -64,6 +64,7 @@
  * Broxton (SOC)               0x5ad4  32      hard    yes     yes     yes
  * Lewisburg (PCH)             0xa1a3  32      hard    yes     yes     yes
  * Lewisburg Supersku (PCH)    0xa223  32      hard    yes     yes     yes
+ * Kaby Lake PCH-H (PCH)       0xa2a3  32      hard    yes     yes     yes
  *
  * Features supported by this driver:
  * Software PEC                                no
@@ -226,6 +227,7 @@
 #define PCI_DEVICE_ID_INTEL_SUNRISEPOINT_H_SMBUS       0xa123
 #define PCI_DEVICE_ID_INTEL_LEWISBURG_SMBUS            0xa1a3
 #define PCI_DEVICE_ID_INTEL_LEWISBURG_SSKU_SMBUS       0xa223
+#define PCI_DEVICE_ID_INTEL_KABYLAKE_PCH_H_SMBUS       0xa2a3
 
 struct i801_mux_config {
        char *gpio_chip;
@@ -1006,6 +1008,7 @@ static const struct pci_device_id i801_ids[] = {
        { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BROXTON_SMBUS) },
        { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_LEWISBURG_SMBUS) },
        { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_LEWISBURG_SSKU_SMBUS) },
+       { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_KABYLAKE_PCH_H_SMBUS) },
        { 0, }
 };
 
@@ -1482,6 +1485,7 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id)
        case PCI_DEVICE_ID_INTEL_LEWISBURG_SMBUS:
        case PCI_DEVICE_ID_INTEL_LEWISBURG_SSKU_SMBUS:
        case PCI_DEVICE_ID_INTEL_DNV_SMBUS:
+       case PCI_DEVICE_ID_INTEL_KABYLAKE_PCH_H_SMBUS:
                priv->features |= FEATURE_I2C_BLOCK_READ;
                priv->features |= FEATURE_IRQ;
                priv->features |= FEATURE_SMBUS_PEC;