i2c: i801: Add support for Intel Gemini Lake

Intel Gemini Lake has the same SMBus host controller than Intel Broxton.

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

diff --git a/Documentation/i2c/busses/i2c-i801 b/Documentation/i2c/busses/i2c-i801
index 1bba38d..820d904 100644 (file)
--- a/Documentation/i2c/busses/i2c-i801
+++ b/Documentation/i2c/busses/i2c-i801
@@ -33,6 +33,7 @@ Supported adapters:
   * Intel DNV (SOC)
   * Intel Broxton (SOC)
   * Intel Lewisburg (PCH)
+  * Intel Gemini Lake (SOC)
    Datasheets: Publicly available at the Intel website
 
 On Intel Patsburg and later chipsets, both the normal host SMBus controller

diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index 2719208..c64221d 100644 (file)
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -128,6 +128,7 @@ config I2C_I801
            DNV (SOC)
            Broxton (SOC)
            Lewisburg (PCH)
+           Gemini Lake (SOC)
 
          This driver can also be built as a module.  If so, the module
          will be called i2c-i801.

diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
index e242db4..6484fa6 100644 (file)
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -65,6 +65,7 @@
  * 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
+ * Gemini Lake (SOC)           0x31d4  32      hard    yes     yes     yes
  *
  * Features supported by this driver:
  * Software PEC                                no
@@ -213,6 +214,7 @@
 #define PCI_DEVICE_ID_INTEL_BRASWELL_SMBUS             0x2292
 #define PCI_DEVICE_ID_INTEL_DH89XXCC_SMBUS             0x2330
 #define PCI_DEVICE_ID_INTEL_COLETOCREEK_SMBUS          0x23b0
+#define PCI_DEVICE_ID_INTEL_GEMINILAKE_SMBUS           0x31d4
 #define PCI_DEVICE_ID_INTEL_5_3400_SERIES_SMBUS                0x3b30
 #define PCI_DEVICE_ID_INTEL_BROXTON_SMBUS              0x5ad4
 #define PCI_DEVICE_ID_INTEL_LYNXPOINT_SMBUS            0x8c22
@@ -1012,6 +1014,7 @@ static const struct pci_device_id i801_ids[] = {
        { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_WELLSBURG_SMBUS_MS1) },
        { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_WELLSBURG_SMBUS_MS2) },
        { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_COLETOCREEK_SMBUS) },
+       { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_GEMINILAKE_SMBUS) },
        { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_WILDCATPOINT_SMBUS) },
        { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_WILDCATPOINT_LP_SMBUS) },
        { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BAYTRAIL_SMBUS) },