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

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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>
This commit is contained in:
David Woodhouse 2010-10-31 21:07:00 +01:00 committed by Jean Delvare
parent 0cd96eb0a7
commit 55fee8d7f7
2 changed files with 15 additions and 0 deletions
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3
Documentation/i2c/busses/i2c-i801
View file

@ -20,6 +20,9 @@ Supported adapters:
* 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>

12
drivers/i2c/busses/i2c-i801.c
View file

@ -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
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
@ -53,6 +56,7 @@
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.
*/
@ -128,6 +132,11 @@
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;
@ -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_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, }
};