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Commit b806a71a authored by Rudolf Marek's avatar Rudolf Marek Committed by Jean Delvare
Browse files

i2c-viapro: Add VX800/VX820 support 

Thanks to new datasheets published on http://linux.via.com.tw

 we can now add 
support for VX800/VX820 chipsets.

Signed-off-by: default avatarRudolf Marek <r.marek@assembler.cz>
Signed-off-by: default avatarJean Delvare <khali@linux-fr.org>
parent 4ad48e6a

Documentation/i2c/busses/i2c-viapro

+6 −2
Original line number Diff line number Diff line
@@ -16,6 +16,9 @@ Supported adapters: 
  * VIA Technologies, Inc. CX700

    Datasheet: available on request and under NDA from VIA



  * VIA Technologies, Inc. VX800/VX820

    Datasheet: available on http://linux.via.com.tw



Authors:

	Kyösti Mälkki <kmalkki@cc.hut.fi>,

	Mark D. Studebaker <mdsxyz123@yahoo.com>,
@@ -49,6 +52,7 @@ Your lspci -n listing must show one of these : 
 device 1106:3372   (VT8237S)

 device 1106:3287   (VT8251)

 device 1106:8324   (CX700)

 device 1106:8353   (VX800/VX820)



If none of these show up, you should look in the BIOS for settings like

enable ACPI / SMBus or even USB.
@@ -57,5 +61,5 @@ Except for the oldest chips (VT82C596A/B, VT82C686A and most probably 
VT8231), this driver supports I2C block transactions. Such transactions

are mainly useful to read from and write to EEPROMs.



The CX700 additionally appears to support SMBus PEC, although this driver

doesn't implement it yet.
 
The CX700/VX800/VX820 additionally appears to support SMBus PEC, although

this driver doesn't implement it yet.

drivers/i2c/busses/Kconfig

+3 −1
Original line number Diff line number Diff line
@@ -209,7 +209,7 @@ config I2C_VIA 
	  will be called i2c-via.



config I2C_VIAPRO

	tristate "VIA VT82C596/82C686/82xx and CX700"

	tristate "VIA VT82C596/82C686/82xx and CX700/VX800/VX820"

	depends on PCI

	help

	  If you say yes to this option, support will be included for the VIA
@@ -223,6 +223,8 @@ config I2C_VIAPRO 
	    VT8237R/A/S

	    VT8251

	    CX700

	    VX800

	    VX820



	  This driver can also be built as a module.  If so, the module

	  will be called i2c-viapro.

drivers/i2c/busses/i2c-viapro.c

+4 −0
Original line number Diff line number Diff line
@@ -36,6 +36,7 @@ 
   VT8237S            0x3372             yes

   VT8251             0x3287             yes

   CX700              0x8324             yes

   VX800/VX820        0x8353             yes



   Note: we assume there can only be one device, with one SMBus interface.

*/
@@ -396,6 +397,7 @@ static int __devinit vt596_probe(struct pci_dev *pdev, 


	switch (pdev->device) {

	case PCI_DEVICE_ID_VIA_CX700:

	case PCI_DEVICE_ID_VIA_VX800:

	case PCI_DEVICE_ID_VIA_8251:

	case PCI_DEVICE_ID_VIA_8237:

	case PCI_DEVICE_ID_VIA_8237A:
@@ -459,6 +461,8 @@ static struct pci_device_id vt596_ids[] = { 
	  .driver_data = SMBBA3 },

	{ PCI_DEVICE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_CX700),

	  .driver_data = SMBBA3 },

	{ PCI_DEVICE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_VX800),

	  .driver_data = SMBBA3 },

	{ 0, }

};