i2c-i801: Add PCI idents for Patsburg 'IDF' SMBus controllers

These are the extra 'Integrated Device Function' SMBus controllers found
on the Patsburg chipset. Mention the absence of slave mode support.

Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Signed-off-by: Jean Delvare <khali@linux-fr.org>

diff --git a/Documentation/i2c/busses/i2c-i801 b/Documentation/i2c/busses/i2c-i801
index a417cb1..93fe76e 100644 (file)
--- a/Documentation/i2c/busses/i2c-i801
+++ b/Documentation/i2c/busses/i2c-i801
@@ -20,6 +20,9 @@ Supported adapters:
   * Intel Patsburg (PCH)
    Datasheets: Publicly available at the Intel website
 
   * Intel Patsburg (PCH)
    Datasheets: Publicly available at the Intel website
 

+On Intel Patsburg and later chipsets, both the normal host SMBus controller
+and the additional 'Integrated Device Function' controllers are supported.
+

 Authors: 
        Mark Studebaker <mdsxyz123@yahoo.com>
        Jean Delvare <khali@linux-fr.org>
 Authors: 
        Mark Studebaker <mdsxyz123@yahoo.com>
        Jean Delvare <khali@linux-fr.org>

diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
index 56883f4..02835ce 100644 (file)
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -46,6 +46,9 @@
   5/3400 Series (PCH)   0x3b30     32     hard     yes     yes     yes
   Cougar Point (PCH)    0x1c22     32     hard     yes     yes     yes
   Patsburg (PCH)        0x1d22     32     hard     yes     yes     yes
   5/3400 Series (PCH)   0x3b30     32     hard     yes     yes     yes
   Cougar Point (PCH)    0x1c22     32     hard     yes     yes     yes
   Patsburg (PCH)        0x1d22     32     hard     yes     yes     yes

+  Patsburg (PCH) IDF    0x1d70     32     hard     yes     yes     yes
+  Patsburg (PCH) IDF    0x1d71     32     hard     yes     yes     yes
+  Patsburg (PCH) IDF    0x1d72     32     hard     yes     yes     yes

 
   Features supported by this driver:
   Software PEC                     no
 
   Features supported by this driver:
   Software PEC                     no


@@ -53,6 +56,7 @@
   Block buffer                     yes
   Block process call transaction   no
   I2C block read transaction       yes  (doesn't use the block buffer)
   Block buffer                     yes
   Block process call transaction   no
   I2C block read transaction       yes  (doesn't use the block buffer)

+  Slave mode                       no

 
   See the file Documentation/i2c/busses/i2c-i801 for details.
 */
 
   See the file Documentation/i2c/busses/i2c-i801 for details.
 */


@@ -128,6 +132,11 @@
                                 SMBHSTSTS_BUS_ERR | SMBHSTSTS_DEV_ERR | \
                                 SMBHSTSTS_INTR)
 
                                 SMBHSTSTS_BUS_ERR | SMBHSTSTS_DEV_ERR | \
                                 SMBHSTSTS_INTR)
 

+/* Patsburg also has three 'Integrated Device Function' SMBus controllers */
+#define PCI_DEVICE_ID_INTEL_PATSBURG_SMBUS_IDF0        0x1d70
+#define PCI_DEVICE_ID_INTEL_PATSBURG_SMBUS_IDF1        0x1d71
+#define PCI_DEVICE_ID_INTEL_PATSBURG_SMBUS_IDF2        0x1d72
+

 struct i801_priv {
        struct i2c_adapter adapter;
        unsigned long smba;
 struct i801_priv {
        struct i2c_adapter adapter;
        unsigned long smba;


@@ -608,6 +617,9 @@ static const struct pci_device_id i801_ids[] = {
        { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_5_3400_SERIES_SMBUS) },
        { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_COUGARPOINT_SMBUS) },
        { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PATSBURG_SMBUS) },
        { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_5_3400_SERIES_SMBUS) },
        { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_COUGARPOINT_SMBUS) },
        { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PATSBURG_SMBUS) },

+       { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PATSBURG_SMBUS_IDF0) },
+       { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PATSBURG_SMBUS_IDF1) },
+       { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PATSBURG_SMBUS_IDF2) },

        { 0, }
 };
 
        { 0, }
 };