[PATCH 3/3] i2c-piix4: add AMD CZ SMBus device ID

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To add AMD CZ SMBus controller device ID.

Signed-off-by: Shane Huang <shane.huang@xxxxxxx>
---
 Documentation/i2c/busses/i2c-piix4 | 2 +-
 drivers/i2c/busses/Kconfig         | 3 ++-
 drivers/i2c/busses/i2c-piix4.c     | 3 ++-
 include/linux/pci_ids.h            | 1 +
 4 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/Documentation/i2c/busses/i2c-piix4 b/Documentation/i2c/busses/i2c-piix4
index 1e6634f..c136148 100644
--- a/Documentation/i2c/busses/i2c-piix4
+++ b/Documentation/i2c/busses/i2c-piix4
@@ -13,7 +13,7 @@ Supported adapters:
   * AMD SP5100 (SB700 derivative found on some server mainboards)
     Datasheet: Publicly available at the AMD website
     http://support.amd.com/us/Embedded_TechDocs/44413.pdf
-  * AMD Hudson-2
+  * AMD HUDSON-2, CZ
     Datasheet: Not publicly available
   * Standard Microsystems (SMSC) SLC90E66 (Victory66) southbridge
     Datasheet: Publicly available at the SMSC website http://www.smsc.com
diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index 631736e..a43086d 100644
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -149,7 +149,8 @@ config I2C_PIIX4
 	    ATI SB600
 	    ATI SB700/SP5100
 	    ATI SB800
-	    AMD Hudson-2
+	    AMD HUDSON-2
+	    AMD CZ
 	    Serverworks OSB4
 	    Serverworks CSB5
 	    Serverworks CSB6
diff --git a/drivers/i2c/busses/i2c-piix4.c b/drivers/i2c/busses/i2c-piix4.c
index 39ab78c..16a4d89 100644
--- a/drivers/i2c/busses/i2c-piix4.c
+++ b/drivers/i2c/busses/i2c-piix4.c
@@ -22,7 +22,7 @@
 	Intel PIIX4, 440MX
 	Serverworks OSB4, CSB5, CSB6, HT-1000, HT-1100
 	ATI IXP200, IXP300, IXP400, SB600, SB700/SP5100, SB800
-	AMD Hudson-2
+	AMD HUDSON-2, CZ
 	SMSC Victory66
 
    Note: we assume there can only be one device, with one or more
@@ -522,6 +522,7 @@ static DEFINE_PCI_DEVICE_TABLE(piix4_ids) = {
 	{ PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP400_SMBUS) },
 	{ PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_SBX00_SMBUS) },
 	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_HUDSON2_SMBUS) },
+	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CZ_SMBUS) },
 	{ PCI_DEVICE(PCI_VENDOR_ID_SERVERWORKS,
 		     PCI_DEVICE_ID_SERVERWORKS_OSB4) },
 	{ PCI_DEVICE(PCI_VENDOR_ID_SERVERWORKS,
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 22449c1..b10a5b4 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -571,6 +571,7 @@
 #define PCI_DEVICE_ID_AMD_HUDSON2_SATA_IDE	0x7800
 #define PCI_DEVICE_ID_AMD_HUDSON2_SMBUS		0x780b
 #define PCI_DEVICE_ID_AMD_CZ_SATA_IDE	0x7900
+#define PCI_DEVICE_ID_AMD_CZ_SMBUS	0x790b
 
 #define PCI_VENDOR_ID_TRIDENT		0x1023
 #define PCI_DEVICE_ID_TRIDENT_4DWAVE_DX	0x2000
-- 
1.8.1.2


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