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Commit 02e0c5d5 authored by Rudolf Marek's avatar Rudolf Marek Committed by Greg Kroah-Hartman
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[PATCH] i2c-piix4: Add ATI IXP200/300/400 support 



This patch adds the ATI IXP southbridges support to i2c-piix4,
as it turned out those chips are compatible with it.

Signed-off-by: default avatarRudolf Marek <r.marek@sh.cvut.cz>
Signed-off-by: default avatarJean Delvare <khali@linux-fr.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 400b48ec

Documentation/i2c/busses/i2c-piix4

+2 −0
Original line number Diff line number Diff line
@@ -6,6 +6,8 @@ Supported adapters: 
    Datasheet: Publicly available at the Intel website

  * ServerWorks OSB4, CSB5, CSB6 and HT-1000 southbridges

    Datasheet: Only available via NDA from ServerWorks

  * ATI IXP southbridges IXP200, IXP300, IXP400

    Datasheet: Not publicly available

  * Standard Microsystems (SMSC) SLC90E66 (Victory66) southbridge

    Datasheet: Publicly available at the SMSC website http://www.smsc.com

drivers/i2c/busses/Kconfig

+4 −1
Original line number Diff line number Diff line
@@ -163,7 +163,7 @@ config I2C_PXA_SLAVE 
	  I2C bus.



config I2C_PIIX4

	tristate "Intel PIIX4"

	tristate "Intel PIIX4 and compatible (ATI/Serverworks/Broadcom/SMSC)"

	depends on I2C && PCI

	help

	  If you say yes to this option, support will be included for the Intel
@@ -172,6 +172,9 @@ config I2C_PIIX4 
	  of Broadcom):

	    Intel PIIX4

	    Intel 440MX

	    ATI IXP200

	    ATI IXP300

	    ATI IXP400

	    Serverworks OSB4

	    Serverworks CSB5

	    Serverworks CSB6

drivers/i2c/busses/i2c-piix4.c

+6 −0
Original line number Diff line number Diff line
@@ -413,6 +413,12 @@ static struct i2c_adapter piix4_adapter = { 
static struct pci_device_id piix4_ids[] = {

	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82371AB_3),

	  .driver_data = 3 },

	{ PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP200_SMBUS),

	  .driver_data = 0 },

	{ PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP300_SMBUS),

	  .driver_data = 0 },

	{ PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP400_SMBUS),

	  .driver_data = 0 },

	{ PCI_DEVICE(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_OSB4),

	  .driver_data = 0 },

	{ PCI_DEVICE(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_CSB5),

include/linux/pci_ids.h

+3 −0
Original line number Diff line number Diff line
@@ -352,8 +352,11 @@ 
#define PCI_DEVICE_ID_ATI_RS480         0x5950

/* ATI IXP Chipset */

#define PCI_DEVICE_ID_ATI_IXP200_IDE	0x4349

#define PCI_DEVICE_ID_ATI_IXP200_SMBUS	0x4353

#define PCI_DEVICE_ID_ATI_IXP300_SMBUS	0x4363

#define PCI_DEVICE_ID_ATI_IXP300_IDE	0x4369

#define PCI_DEVICE_ID_ATI_IXP300_SATA   0x436e

#define PCI_DEVICE_ID_ATI_IXP400_SMBUS	0x4372

#define PCI_DEVICE_ID_ATI_IXP400_IDE	0x4376

#define PCI_DEVICE_ID_ATI_IXP400_SATA   0x4379

#define PCI_DEVICE_ID_ATI_IXP400_SATA2	0x437a