The MCP79 appears to be compatible with the previous nForce chips as far as the SMBus controller is concerned. The MCP67 and MCP73 were not tested yet but I'd be very surprised if they weren't compatible too.
Signed-off-by: Jean Delvare <[email protected]> Cc: Oleg Ryjkov <[email protected]> Cc: Malcolm Lalkaka <[email protected]> --- Testers welcome, of course. Documentation/i2c/busses/i2c-nforce2 | 11 +++++++---- drivers/i2c/busses/i2c-nforce2.c | 10 ++++++++-- include/linux/pci_ids.h | 3 +++ 3 files changed, 18 insertions(+), 6 deletions(-) --- linux-2.6.29-rc2.orig/Documentation/i2c/busses/i2c-nforce2 2008-04-17 04:49:44.000000000 +0200 +++ linux-2.6.29-rc2/Documentation/i2c/busses/i2c-nforce2 2009-01-22 09:47:20.000000000 +0100 @@ -7,10 +7,13 @@ Supported adapters: * nForce3 250Gb MCP 10de:00E4 * nForce4 MCP 10de:0052 * nForce4 MCP-04 10de:0034 - * nForce4 MCP51 10de:0264 - * nForce4 MCP55 10de:0368 - * nForce4 MCP61 10de:03EB - * nForce4 MCP65 10de:0446 + * nForce MCP51 10de:0264 + * nForce MCP55 10de:0368 + * nForce MCP61 10de:03EB + * nForce MCP65 10de:0446 + * nForce MCP67 10de:0542 + * nForce MCP73 10de:07D8 + * nForce MCP79 10de:0AA2 Datasheet: not publicly available, but seems to be similar to the AMD-8111 SMBus 2.0 adapter. --- linux-2.6.29-rc2.orig/drivers/i2c/busses/i2c-nforce2.c 2009-01-21 11:29:51.000000000 +0100 +++ linux-2.6.29-rc2/drivers/i2c/busses/i2c-nforce2.c 2009-01-22 09:53:54.000000000 +0100 @@ -31,10 +31,13 @@ nForce3 250Gb MCP 00E4 nForce4 MCP 0052 nForce4 MCP-04 0034 - nForce4 MCP51 0264 - nForce4 MCP55 0368 + nForce MCP51 0264 + nForce MCP55 0368 nForce MCP61 03EB nForce MCP65 0446 + nForce MCP67 0542 + nForce MCP73 07D8 + nForce MCP79 0AA2 This driver supports the 2 SMBuses that are included in the MCP of the nForce2/3/4/5xx chipsets. @@ -315,6 +318,9 @@ static struct pci_device_id nforce2_ids[ { PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP55_SMBUS) }, { PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP61_SMBUS) }, { PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP65_SMBUS) }, + { PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP67_SMBUS) }, + { PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP73_SMBUS) }, + { PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP79_SMBUS) }, { 0 } }; --- linux-2.6.29-rc2.orig/include/linux/pci_ids.h 2009-01-17 09:06:21.000000000 +0100 +++ linux-2.6.29-rc2/include/linux/pci_ids.h 2009-01-22 09:52:15.000000000 +0100 @@ -1235,6 +1235,7 @@ #define PCI_DEVICE_ID_NVIDIA_NVENET_21 0x0451 #define PCI_DEVICE_ID_NVIDIA_NVENET_22 0x0452 #define PCI_DEVICE_ID_NVIDIA_NVENET_23 0x0453 +#define PCI_DEVICE_ID_NVIDIA_NFORCE_MCP67_SMBUS 0x0542 #define PCI_DEVICE_ID_NVIDIA_NVENET_24 0x054C #define PCI_DEVICE_ID_NVIDIA_NVENET_25 0x054D #define PCI_DEVICE_ID_NVIDIA_NVENET_26 0x054E @@ -1250,6 +1251,8 @@ #define PCI_DEVICE_ID_NVIDIA_NVENET_33 0x0761 #define PCI_DEVICE_ID_NVIDIA_NVENET_34 0x0762 #define PCI_DEVICE_ID_NVIDIA_NVENET_35 0x0763 +#define PCI_DEVICE_ID_NVIDIA_NFORCE_MCP73_SMBUS 0x07D8 +#define PCI_DEVICE_ID_NVIDIA_NFORCE_MCP79_SMBUS 0x0AA2 #define PCI_DEVICE_ID_NVIDIA_NVENET_36 0x0AB0 #define PCI_DEVICE_ID_NVIDIA_NVENET_37 0x0AB1 #define PCI_DEVICE_ID_NVIDIA_NVENET_38 0x0AB2 -- Jean Delvare -- To unsubscribe from this list: send the line "unsubscribe linux-i2c" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
