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authorJean Delvare <khali@linux-fr.org>2008-07-14 22:38:23 +0200
committerJean Delvare <khali@mahadeva.delvare>2008-07-14 22:38:23 +0200
commitf5b728a164b22ec38a5657ebe038def36ffae98b (patch)
tree5148c61f481b7335dca733a764ed21dbeae2cdde
parent24a5bb7b1838dc4524dd353224e2aa09c22cac3b (diff)
i2c: Group bus drivers by type
The list of I2C/SMBus bus drivers is growing and it is sometimes difficult for the users to figure out what drivers they should enable. By grouping the drivers by type, I hope to make the selection easier. Signed-off-by: Jean Delvare <khali@linux-fr.org>
-rw-r--r--drivers/i2c/busses/Kconfig661
-rw-r--r--drivers/i2c/busses/Makefile53
2 files changed, 370 insertions, 344 deletions
diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index 37f5b84e0e9..2b0874b0ad1 100644
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -4,6 +4,9 @@
menu "I2C Hardware Bus support"
+comment "PC SMBus host controller drivers"
+ depends on PCI
+
config I2C_ALI1535
tristate "ALI 1535"
depends on PCI
@@ -73,6 +76,176 @@ config I2C_AMD8111
This driver can also be built as a module. If so, the module
will be called i2c-amd8111.
+config I2C_I801
+ tristate "Intel 82801 (ICH)"
+ depends on PCI
+ help
+ If you say yes to this option, support will be included for the Intel
+ 801 family of mainboard I2C interfaces. Specifically, the following
+ versions of the chipset are supported:
+ 82801AA
+ 82801AB
+ 82801BA
+ 82801CA/CAM
+ 82801DB
+ 82801EB/ER (ICH5/ICH5R)
+ 6300ESB
+ ICH6
+ ICH7
+ ESB2
+ ICH8
+ ICH9
+ Tolapai
+ ICH10
+
+ This driver can also be built as a module. If so, the module
+ will be called i2c-i801.
+
+config I2C_PIIX4
+ tristate "Intel PIIX4 and compatible (ATI/Serverworks/Broadcom/SMSC)"
+ depends on PCI
+ help
+ If you say yes to this option, support will be included for the Intel
+ PIIX4 family of mainboard I2C interfaces. Specifically, the following
+ versions of the chipset are supported (note that Serverworks is part
+ of Broadcom):
+ Intel PIIX4
+ Intel 440MX
+ ATI IXP200
+ ATI IXP300
+ ATI IXP400
+ ATI SB600
+ ATI SB700
+ ATI SB800
+ Serverworks OSB4
+ Serverworks CSB5
+ Serverworks CSB6
+ Serverworks HT-1000
+ SMSC Victory66
+
+ This driver can also be built as a module. If so, the module
+ will be called i2c-piix4.
+
+config I2C_NFORCE2
+ tristate "Nvidia nForce2, nForce3 and nForce4"
+ depends on PCI
+ help
+ If you say yes to this option, support will be included for the Nvidia
+ nForce2, nForce3 and nForce4 families of mainboard I2C interfaces.
+
+ This driver can also be built as a module. If so, the module
+ will be called i2c-nforce2.
+
+config I2C_NFORCE2_S4985
+ tristate "SMBus multiplexing on the Tyan S4985"
+ depends on I2C_NFORCE2 && EXPERIMENTAL
+ help
+ Enabling this option will add specific SMBus support for the Tyan
+ S4985 motherboard. On this 4-CPU board, the SMBus is multiplexed
+ over 4 different channels, where the various memory module EEPROMs
+ live. Saying yes here will give you access to these in addition
+ to the trunk.
+
+ This driver can also be built as a module. If so, the module
+ will be called i2c-nforce2-s4985.
+
+config I2C_SIS5595
+ tristate "SiS 5595"
+ depends on PCI
+ help
+ If you say yes to this option, support will be included for the
+ SiS5595 SMBus (a subset of I2C) interface.
+
+ This driver can also be built as a module. If so, the module
+ will be called i2c-sis5595.
+
+config I2C_SIS630
+ tristate "SiS 630/730"
+ depends on PCI
+ help
+ If you say yes to this option, support will be included for the
+ SiS630 and SiS730 SMBus (a subset of I2C) interface.
+
+ This driver can also be built as a module. If so, the module
+ will be called i2c-sis630.
+
+config I2C_SIS96X
+ tristate "SiS 96x"
+ depends on PCI
+ help
+ If you say yes to this option, support will be included for the SiS
+ 96x SMBus (a subset of I2C) interfaces. Specifically, the following
+ chipsets are supported:
+ 645/961
+ 645DX/961
+ 645DX/962
+ 648/961
+ 650/961
+ 735
+ 745
+
+ This driver can also be built as a module. If so, the module
+ will be called i2c-sis96x.
+
+config I2C_VIA
+ tristate "VIA VT82C586B"
+ depends on PCI && EXPERIMENTAL
+ select I2C_ALGOBIT
+ help
+ If you say yes to this option, support will be included for the VIA
+ 82C586B I2C interface
+
+ This driver can also be built as a module. If so, the module
+ will be called i2c-via.
+
+config I2C_VIAPRO
+ tristate "VIA VT82C596/82C686/82xx and CX700"
+ depends on PCI
+ help
+ If you say yes to this option, support will be included for the VIA
+ VT82C596 and later SMBus interface. Specifically, the following
+ chipsets are supported:
+ VT82C596A/B
+ VT82C686A/B
+ VT8231
+ VT8233/A
+ VT8235
+ VT8237R/A/S
+ VT8251
+ CX700
+
+ This driver can also be built as a module. If so, the module
+ will be called i2c-viapro.
+
+comment "Mac SMBus host controller drivers"
+ depends on PPC_CHRP || PPC_PMAC
+
+config I2C_HYDRA
+ tristate "CHRP Apple Hydra Mac I/O I2C interface"
+ depends on PCI && PPC_CHRP && EXPERIMENTAL
+ select I2C_ALGOBIT
+ help
+ This supports the use of the I2C interface in the Apple Hydra Mac
+ I/O chip on some CHRP machines (e.g. the LongTrail). Say Y if you
+ have such a machine.
+
+ This support is also available as a module. If so, the module
+ will be called i2c-hydra.
+
+config I2C_POWERMAC
+ tristate "Powermac I2C interface"
+ depends on PPC_PMAC
+ default y
+ help
+ This exposes the various PowerMac i2c interfaces to the linux i2c
+ layer and to userland. It is used by various drivers on the PowerMac
+ platform, and should generally be enabled.
+
+ This support is also available as a module. If so, the module
+ will be called i2c-powermac.
+
+comment "I2C system bus drivers (mostly embedded / system-on-chip)"
+
config I2C_AT91
tristate "Atmel AT91 I2C Two-Wire interface (TWI)"
depends on ARCH_AT91 && EXPERIMENTAL && BROKEN
@@ -129,17 +302,6 @@ config I2C_DAVINCI
devices such as DaVinci NIC.
For details please see http://www.ti.com/davinci
-config I2C_ELEKTOR
- tristate "Elektor ISA card"
- depends on ISA && BROKEN_ON_SMP
- select I2C_ALGOPCF
- help
- This supports the PCF8584 ISA bus I2C adapter. Say Y if you own
- such an adapter.
-
- This support is also available as a module. If so, the module
- will be called i2c-elektor.
-
config I2C_GPIO
tristate "GPIO-based bitbanging I2C"
depends on GENERIC_GPIO
@@ -148,84 +310,6 @@ config I2C_GPIO
This is a very simple bitbanging I2C driver utilizing the
arch-neutral GPIO API to control the SCL and SDA lines.
-config I2C_HYDRA
- tristate "CHRP Apple Hydra Mac I/O I2C interface"
- depends on PCI && PPC_CHRP && EXPERIMENTAL
- select I2C_ALGOBIT
- help
- This supports the use of the I2C interface in the Apple Hydra Mac
- I/O chip on some CHRP machines (e.g. the LongTrail). Say Y if you
- have such a machine.
-
- This support is also available as a module. If so, the module
- will be called i2c-hydra.
-
-config I2C_I801
- tristate "Intel 82801 (ICH)"
- depends on PCI
- help
- If you say yes to this option, support will be included for the Intel
- 801 family of mainboard I2C interfaces. Specifically, the following
- versions of the chipset are supported:
- 82801AA
- 82801AB
- 82801BA
- 82801CA/CAM
- 82801DB
- 82801EB/ER (ICH5/ICH5R)
- 6300ESB
- ICH6
- ICH7
- ESB2
- ICH8
- ICH9
- Tolapai
- ICH10
-
- This driver can also be built as a module. If so, the module
- will be called i2c-i801.
-
-config I2C_PXA
- tristate "Intel PXA2XX I2C adapter (EXPERIMENTAL)"
- depends on EXPERIMENTAL && ARCH_PXA
- help
- If you have devices in the PXA I2C bus, say yes to this option.
- This driver can also be built as a module. If so, the module
- will be called i2c-pxa.
-
-config I2C_PXA_SLAVE
- bool "Intel PXA2XX I2C Slave comms support"
- depends on I2C_PXA
- help
- Support I2C slave mode communications on the PXA I2C bus. This
- is necessary for systems where the PXA may be a target on the
- I2C bus.
-
-config I2C_PIIX4
- tristate "Intel PIIX4 and compatible (ATI/Serverworks/Broadcom/SMSC)"
- depends on PCI
- help
- If you say yes to this option, support will be included for the Intel
- PIIX4 family of mainboard I2C interfaces. Specifically, the following
- versions of the chipset are supported (note that Serverworks is part
- of Broadcom):
- Intel PIIX4
- Intel 440MX
- ATI IXP200
- ATI IXP300
- ATI IXP400
- ATI SB600
- ATI SB700
- ATI SB800
- Serverworks OSB4
- Serverworks CSB5
- Serverworks CSB6
- Serverworks HT-1000
- SMSC Victory66
-
- This driver can also be built as a module. If so, the module
- will be called i2c-piix4.
-
config I2C_IBM_IIC
tristate "IBM PPC 4xx on-chip I2C interface"
depends on 4xx
@@ -260,18 +344,6 @@ config I2C_IXP2000
This driver is deprecated and will be dropped soon. Use i2c-gpio
instead.
-config I2C_POWERMAC
- tristate "Powermac I2C interface"
- depends on PPC_PMAC
- default y
- help
- This exposes the various PowerMac i2c interfaces to the linux i2c
- layer and to userland. It is used by various drivers on the PowerMac
- platform, and should generally be enabled.
-
- This support is also available as a module. If so, the module
- will be called i2c-powermac.
-
config I2C_MPC
tristate "MPC107/824x/85xx/52xx/86xx"
depends on PPC32
@@ -284,28 +356,15 @@ config I2C_MPC
This driver can also be built as a module. If so, the module
will be called i2c-mpc.
-config I2C_NFORCE2
- tristate "Nvidia nForce2, nForce3 and nForce4"
- depends on PCI
- help
- If you say yes to this option, support will be included for the Nvidia
- nForce2, nForce3 and nForce4 families of mainboard I2C interfaces.
-
- This driver can also be built as a module. If so, the module
- will be called i2c-nforce2.
-
-config I2C_NFORCE2_S4985
- tristate "SMBus multiplexing on the Tyan S4985"
- depends on I2C_NFORCE2 && EXPERIMENTAL
+config I2C_MV64XXX
+ tristate "Marvell mv64xxx I2C Controller"
+ depends on (MV64X60 || PLAT_ORION) && EXPERIMENTAL
help
- Enabling this option will add specific SMBus support for the Tyan
- S4985 motherboard. On this 4-CPU board, the SMBus is multiplexed
- over 4 different channels, where the various memory module EEPROMs
- live. Saying yes here will give you access to these in addition
- to the trunk.
+ If you say yes to this option, support will be included for the
+ built-in I2C interface on the Marvell 64xxx line of host bridges.
This driver can also be built as a module. If so, the module
- will be called i2c-nforce2-s4985.
+ will be called i2c-mv64xxx.
config I2C_OCORES
tristate "OpenCores I2C Controller"
@@ -328,6 +387,89 @@ config I2C_OMAP
Like OMAP1510/1610/1710/5912 and OMAP242x.
For details see http://www.ti.com/omap.
+config I2C_PASEMI
+ tristate "PA Semi SMBus interface"
+ depends on PPC_PASEMI && PCI
+ help
+ Supports the PA Semi PWRficient on-chip SMBus interfaces.
+
+config I2C_PNX
+ tristate "I2C bus support for Philips PNX targets"
+ depends on ARCH_PNX4008
+ help
+ This driver supports the Philips IP3204 I2C IP block master and/or
+ slave controller
+
+ This driver can also be built as a module. If so, the module
+ will be called i2c-pnx.
+
+config I2C_PXA
+ tristate "Intel PXA2XX I2C adapter (EXPERIMENTAL)"
+ depends on EXPERIMENTAL && ARCH_PXA
+ help
+ If you have devices in the PXA I2C bus, say yes to this option.
+ This driver can also be built as a module. If so, the module
+ will be called i2c-pxa.
+
+config I2C_PXA_SLAVE
+ bool "Intel PXA2XX I2C Slave comms support"
+ depends on I2C_PXA
+ help
+ Support I2C slave mode communications on the PXA I2C bus. This
+ is necessary for systems where the PXA may be a target on the
+ I2C bus.
+
+config I2C_S3C2410
+ tristate "S3C2410 I2C Driver"
+ depends on ARCH_S3C2410
+ help
+ Say Y here to include support for I2C controller in the
+ Samsung S3C2410 based System-on-Chip devices.
+
+config I2C_SH7760
+ tristate "Renesas SH7760 I2C Controller"
+ depends on CPU_SUBTYPE_SH7760
+ help
+ This driver supports the 2 I2C interfaces on the Renesas SH7760.
+
+ This driver can also be built as a module. If so, the module
+ will be called i2c-sh7760.
+
+config I2C_SH_MOBILE
+ tristate "SuperH Mobile I2C Controller"
+ depends on SUPERH
+ help
+ If you say yes to this option, support will be included for the
+ built-in I2C interface on the Renesas SH-Mobile processor.
+
+ This driver can also be built as a module. If so, the module
+ will be called i2c-sh_mobile.
+
+config I2C_SIMTEC
+ tristate "Simtec Generic I2C interface"
+ select I2C_ALGOBIT
+ help
+ If you say yes to this option, support will be included for
+ the Simtec Generic I2C interface. This driver is for the
+ simple I2C bus used on newer Simtec products for general
+ I2C, such as DDC on the Simtec BBD2016A.
+
+ This driver can also be built as a module. If so, the module
+ will be called i2c-simtec.
+
+config I2C_VERSATILE
+ tristate "ARM Versatile/Realview I2C bus support"
+ depends on ARCH_VERSATILE || ARCH_REALVIEW
+ select I2C_ALGOBIT
+ help
+ Say yes if you want to support the I2C serial bus on ARMs Versatile
+ range of platforms.
+
+ This driver can also be built as a module. If so, the module
+ will be called i2c-versatile.
+
+comment "External I2C/SMBus adapter drivers"
+
config I2C_PARPORT
tristate "Parallel port adapter"
depends on PARPORT
@@ -375,118 +517,6 @@ config I2C_PARPORT_LIGHT
This support is also available as a module. If so, the module
will be called i2c-parport-light.
-config I2C_PASEMI
- tristate "PA Semi SMBus interface"
- depends on PPC_PASEMI && PCI
- help
- Supports the PA Semi PWRficient on-chip SMBus interfaces.
-
-config I2C_S3C2410
- tristate "S3C2410 I2C Driver"
- depends on ARCH_S3C2410
- help
- Say Y here to include support for I2C controller in the
- Samsung S3C2410 based System-on-Chip devices.
-
-config I2C_SIBYTE
- tristate "SiByte SMBus interface"
- depends on SIBYTE_SB1xxx_SOC
- help
- Supports the SiByte SOC on-chip I2C interfaces (2 channels).
-
-config I2C_SIMTEC
- tristate "Simtec Generic I2C interface"
- select I2C_ALGOBIT
- help
- If you say yes to this option, support will be included for
- the Simtec Generic I2C interface. This driver is for the
- simple I2C bus used on newer Simtec products for general
- I2C, such as DDC on the Simtec BBD2016A.
-
- This driver can also be built as a module. If so, the module
- will be called i2c-simtec.
-
-config SCx200_I2C
- tristate "NatSemi SCx200 I2C using GPIO pins (DEPRECATED)"
- depends on SCx200_GPIO
- select I2C_ALGOBIT
- help
- Enable the use of two GPIO pins of a SCx200 processor as an I2C bus.
-
- If you don't know what to do here, say N.
-
- This support is also available as a module. If so, the module
- will be called scx200_i2c.
-
- This driver is deprecated and will be dropped soon. Use i2c-gpio
- (or scx200_acb) instead.
-
-config SCx200_I2C_SCL
- int "GPIO pin used for SCL"
- depends on SCx200_I2C
- default "12"
- help
- Enter the GPIO pin number used for the SCL signal. This value can
- also be specified with a module parameter.
-
-config SCx200_I2C_SDA
- int "GPIO pin used for SDA"
- depends on SCx200_I2C
- default "13"
- help
- Enter the GPIO pin number used for the SSA signal. This value can
- also be specified with a module parameter.
-
-config SCx200_ACB
- tristate "Geode ACCESS.bus support"
- depends on X86_32 && PCI
- help
- Enable the use of the ACCESS.bus controllers on the Geode SCx200 and
- SC1100 processors and the CS5535 and CS5536 Geode companion devices.
-
- If you don't know what to do here, say N.
-
- This support is also available as a module. If so, the module
- will be called scx200_acb.
-
-config I2C_SIS5595
- tristate "SiS 5595"
- depends on PCI
- help
- If you say yes to this option, support will be included for the
- SiS5595 SMBus (a subset of I2C) interface.
-
- This driver can also be built as a module. If so, the module
- will be called i2c-sis5595.
-
-config I2C_SIS630
- tristate "SiS 630/730"
- depends on PCI
- help
- If you say yes to this option, support will be included for the
- SiS630 and SiS730 SMBus (a subset of I2C) interface.
-
- This driver can also be built as a module. If so, the module
- will be called i2c-sis630.
-
-config I2C_SIS96X
- tristate "SiS 96x"
- depends on PCI
- help
- If you say yes to this option, support will be included for the SiS
- 96x SMBus (a subset of I2C) interfaces. Specifically, the following
- chipsets are supported:
- 645/961
- 645DX/961
- 645DX/962
- 648/961
- 650/961
- 735
- 745
-
- This driver can also be built as a module. If so, the module
- will be called i2c-sis96x.
-
config I2C_TAOS_EVM
tristate "TAOS evaluation module"
depends on EXPERIMENTAL
@@ -503,21 +533,8 @@ config I2C_TAOS_EVM
This support is also available as a module. If so, the module
will be called i2c-taos-evm.
-config I2C_STUB
- tristate "I2C/SMBus Test Stub"
- depends on EXPERIMENTAL && m
- default 'n'
- help
- This module may be useful to developers of SMBus client drivers,
- especially for certain kinds of sensor chips.
-
- If you do build this module, be sure to read the notes and warnings
- in <file:Documentation/i2c/i2c-stub>.
-
- If you don't know what to do here, definitely say N.
-
config I2C_TINY_USB
- tristate "I2C-Tiny-USB"
+ tristate "Tiny-USB adapter"
depends on USB
help
If you say yes to this option, support will be included for the
@@ -527,16 +544,21 @@ config I2C_TINY_USB
This driver can also be built as a module. If so, the module
will be called i2c-tiny-usb.
-config I2C_VERSATILE
- tristate "ARM Versatile/Realview I2C bus support"
- depends on ARCH_VERSATILE || ARCH_REALVIEW
+comment "Graphics adapter I2C/DDC channel drivers"
+ depends on PCI
+
+config I2C_VOODOO3
+ tristate "Voodoo 3"
+ depends on PCI
select I2C_ALGOBIT
help
- Say yes if you want to support the I2C serial bus on ARMs Versatile
- range of platforms.
+ If you say yes to this option, support will be included for the
+ Voodoo 3 I2C interface.
This driver can also be built as a module. If so, the module
- will be called i2c-versatile.
+ will be called i2c-voodoo3.
+
+comment "Other I2C/SMBus bus drivers"
config I2C_ACORN
tristate "Acorn IOC/IOMD I2C bus support"
@@ -548,46 +570,16 @@ config I2C_ACORN
If you don't know, say Y.
-config I2C_VIA
- tristate "VIA 82C586B"
- depends on PCI && EXPERIMENTAL
- select I2C_ALGOBIT
- help
- If you say yes to this option, support will be included for the VIA
- 82C586B I2C interface
-
- This driver can also be built as a module. If so, the module
- will be called i2c-via.
-
-config I2C_VIAPRO
- tristate "VIA VT82C596/82C686/82xx and CX700"
- depends on PCI
- help
- If you say yes to this option, support will be included for the VIA
- VT82C596 and later SMBus interface. Specifically, the following
- chipsets are supported:
- VT82C596A/B
- VT82C686A/B
- VT8231
- VT8233/A
- VT8235
- VT8237R/A/S
- VT8251
- CX700
-
- This driver can also be built as a module. If so, the module
- will be called i2c-viapro.
-
-config I2C_VOODOO3
- tristate "Voodoo 3"
- depends on PCI
- select I2C_ALGOBIT
+config I2C_ELEKTOR
+ tristate "Elektor ISA card"
+ depends on ISA && BROKEN_ON_SMP
+ select I2C_ALGOPCF
help
- If you say yes to this option, support will be included for the
- Voodoo 3 I2C interface.
+ This supports the PCF8584 ISA bus I2C adapter. Say Y if you own
+ such an adapter.
- This driver can also be built as a module. If so, the module
- will be called i2c-voodoo3.
+ This support is also available as a module. If so, the module
+ will be called i2c-elektor.
config I2C_PCA_ISA
tristate "PCA9564 on an ISA bus"
@@ -617,26 +609,6 @@ config I2C_PCA_PLATFORM
This driver can also be built as a module. If so, the module
will be called i2c-pca-platform.
-config I2C_MV64XXX
- tristate "Marvell mv64xxx I2C Controller"
- depends on (MV64X60 || PLAT_ORION) && EXPERIMENTAL
- help
- If you say yes to this option, support will be included for the
- built-in I2C interface on the Marvell 64xxx line of host bridges.
-
- This driver can also be built as a module. If so, the module
- will be called i2c-mv64xxx.
-
-config I2C_PNX
- tristate "I2C bus support for Philips PNX targets"
- depends on ARCH_PNX4008
- help
- This driver supports the Philips IP3204 I2C IP block master and/or
- slave controller
-
- This driver can also be built as a module. If so, the module
- will be called i2c-pnx.
-
config I2C_PMCMSP
tristate "PMC MSP I2C TWI Controller"
depends on PMC_MSP
@@ -646,23 +618,66 @@ config I2C_PMCMSP
This driver can also be built as module. If so, the module
will be called i2c-pmcmsp.
-config I2C_SH7760
- tristate "Renesas SH7760 I2C Controller"
- depends on CPU_SUBTYPE_SH7760
+config I2C_SIBYTE
+ tristate "SiByte SMBus interface"
+ depends on SIBYTE_SB1xxx_SOC
help
- This driver supports the 2 I2C interfaces on the Renesas SH7760.
+ Supports the SiByte SOC on-chip I2C interfaces (2 channels).
- This driver can also be built as a module. If so, the module
- will be called i2c-sh7760.
+config I2C_STUB
+ tristate "I2C/SMBus Test Stub"
+ depends on EXPERIMENTAL && m
+ default 'n'
+ help
+ This module may be useful to developers of SMBus client drivers,
+ especially for certain kinds of sensor chips.
-config I2C_SH_MOBILE
- tristate "SuperH Mobile I2C Controller"
- depends on SUPERH
+ If you do build this module, be sure to read the notes and warnings
+ in <file:Documentation/i2c/i2c-stub>.
+
+ If you don't know what to do here, definitely say N.
+
+config SCx200_I2C
+ tristate "NatSemi SCx200 I2C using GPIO pins (DEPRECATED)"
+ depends on SCx200_GPIO
+ select I2C_ALGOBIT
help
- If you say yes to this option, support will be included for the
- built-in I2C interface on the Renesas SH-Mobile processor.
+ Enable the use of two GPIO pins of a SCx200 processor as an I2C bus.
- This driver can also be built as a module. If so, the module
- will be called i2c-sh_mobile.
+ If you don't know what to do here, say N.
+
+ This support is also available as a module. If so, the module
+ will be called scx200_i2c.
+
+ This driver is deprecated and will be dropped soon. Use i2c-gpio
+ (or scx200_acb) instead.
+
+config SCx200_I2C_SCL
+ int "GPIO pin used for SCL"
+ depends on SCx200_I2C
+ default "12"
+ help
+ Enter the GPIO pin number used for the SCL signal. This value can
+ also be specified with a module parameter.
+
+config SCx200_I2C_SDA
+ int "GPIO pin used for SDA"
+ depends on SCx200_I2C
+ default "13"
+ help
+ Enter the GPIO pin number used for the SSA signal. This value can
+ also be specified with a module parameter.
+
+config SCx200_ACB
+ tristate "Geode ACCESS.bus support"
+ depends on X86_32 && PCI
+ help
+ Enable the use of the ACCESS.bus controllers on the Geode SCx200 and
+ SC1100 processors and the CS5535 and CS5536 Geode companion devices.
+
+ If you don't know what to do here, say N.
+
+ This support is also available as a module. If so, the module
+ will be called scx200_acb.
endmenu
diff --git a/drivers/i2c/busses/Makefile b/drivers/i2c/busses/Makefile
index 81bb407d24c..48a6a5bddc5 100644
--- a/drivers/i2c/busses/Makefile
+++ b/drivers/i2c/busses/Makefile
@@ -2,55 +2,66 @@
# Makefile for the i2c bus drivers.
#
+# PC SMBus host controller drivers
obj-$(CONFIG_I2C_ALI1535) += i2c-ali1535.o
obj-$(CONFIG_I2C_ALI1563) += i2c-ali1563.o
obj-$(CONFIG_I2C_ALI15X3) += i2c-ali15x3.o
obj-$(CONFIG_I2C_AMD756) += i2c-amd756.o
obj-$(CONFIG_I2C_AMD756_S4882) += i2c-amd756-s4882.o
obj-$(CONFIG_I2C_AMD8111) += i2c-amd8111.o
+obj-$(CONFIG_I2C_I801) += i2c-i801.o
+obj-$(CONFIG_I2C_NFORCE2) += i2c-nforce2.o
+obj-$(CONFIG_I2C_NFORCE2_S4985) += i2c-nforce2-s4985.o
+obj-$(CONFIG_I2C_PIIX4) += i2c-piix4.o
+obj-$(CONFIG_I2C_SIS5595) += i2c-sis5595.o
+obj-$(CONFIG_I2C_SIS630) += i2c-sis630.o
+obj-$(CONFIG_I2C_SIS96X) += i2c-sis96x.o
+obj-$(CONFIG_I2C_VIA) += i2c-via.o
+obj-$(CONFIG_I2C_VIAPRO) += i2c-viapro.o
+
+# Mac SMBus host controller drivers
+obj-$(CONFIG_I2C_HYDRA) += i2c-hydra.o
+obj-$(CONFIG_I2C_POWERMAC) += i2c-powermac.o
+
+# Embebbed system I2C/SMBus host controller drivers
obj-$(CONFIG_I2C_AT91) += i2c-at91.o
obj-$(CONFIG_I2C_AU1550) += i2c-au1550.o
obj-$(CONFIG_I2C_BLACKFIN_TWI) += i2c-bfin-twi.o
obj-$(CONFIG_I2C_DAVINCI) += i2c-davinci.o
-obj-$(CONFIG_I2C_ELEKTOR) += i2c-elektor.o
obj-$(CONFIG_I2C_GPIO) += i2c-gpio.o
-obj-$(CONFIG_I2C_HYDRA) += i2c-hydra.o
-obj-$(CONFIG_I2C_I801) += i2c-i801.o
obj-$(CONFIG_I2C_IBM_IIC) += i2c-ibm_iic.o
obj-$(CONFIG_I2C_IOP3XX) += i2c-iop3xx.o
obj-$(CONFIG_I2C_IXP2000) += i2c-ixp2000.o
-obj-$(CONFIG_I2C_POWERMAC) += i2c-powermac.o
obj-$(CONFIG_I2C_MPC) += i2c-mpc.o
obj-$(CONFIG_I2C_MV64XXX) += i2c-mv64xxx.o
-obj-$(CONFIG_I2C_NFORCE2) += i2c-nforce2.o
-obj-$(CONFIG_I2C_NFORCE2_S4985) += i2c-nforce2-s4985.o
obj-$(CONFIG_I2C_OCORES) += i2c-ocores.o
obj-$(CONFIG_I2C_OMAP) += i2c-omap.o
-obj-$(CONFIG_I2C_PARPORT) += i2c-parport.o
-obj-$(CONFIG_I2C_PARPORT_LIGHT) += i2c-parport-light.o
obj-$(CONFIG_I2C_PASEMI) += i2c-pasemi.o
-obj-$(CONFIG_I2C_PCA_ISA) += i2c-pca-isa.o
-obj-$(CONFIG_I2C_PCA_PLATFORM) += i2c-pca-platform.o
-obj-$(CONFIG_I2C_PIIX4) += i2c-piix4.o
-obj-$(CONFIG_I2C_PMCMSP) += i2c-pmcmsp.o
obj-$(CONFIG_I2C_PNX) += i2c-pnx.o
obj-$(CONFIG_I2C_PXA) += i2c-pxa.o
obj-$(CONFIG_I2C_S3C2410) += i2c-s3c2410.o
obj-$(CONFIG_I2C_SH7760) += i2c-sh7760.o
obj-$(CONFIG_I2C_SH_MOBILE) += i2c-sh_mobile.o
-obj-$(CONFIG_I2C_SIBYTE) += i2c-sibyte.o
obj-$(CONFIG_I2C_SIMTEC) += i2c-simtec.o
-obj-$(CONFIG_I2C_SIS5595) += i2c-sis5595.o
-obj-$(CONFIG_I2C_SIS630) += i2c-sis630.o
-obj-$(CONFIG_I2C_SIS96X) += i2c-sis96x.o
-obj-$(CONFIG_I2C_STUB) += i2c-stub.o
+obj-$(CONFIG_I2C_VERSATILE) += i2c-versatile.o
+
+# External I2C/SMBus adapter drivers
+obj-$(CONFIG_I2C_PARPORT) += i2c-parport.o
+obj-$(CONFIG_I2C_PARPORT_LIGHT) += i2c-parport-light.o
obj-$(CONFIG_I2C_TAOS_EVM) += i2c-taos-evm.o
obj-$(CONFIG_I2C_TINY_USB) += i2c-tiny-usb.o
-obj-$(CONFIG_I2C_VERSATILE) += i2c-versatile.o
-obj-$(CONFIG_I2C_ACORN) += i2c-acorn.o
-obj-$(CONFIG_I2C_VIA) += i2c-via.o
-obj-$(CONFIG_I2C_VIAPRO) += i2c-viapro.o
+
+# Graphics adapter I2C/DDC channel drivers
obj-$(CONFIG_I2C_VOODOO3) += i2c-voodoo3.o
+
+# Other I2C/SMBus bus drivers
+obj-$(CONFIG_I2C_ACORN) += i2c-acorn.o
+obj-$(CONFIG_I2C_ELEKTOR) += i2c-elektor.o
+obj-$(CONFIG_I2C_PCA_ISA) += i2c-pca-isa.o
+obj-$(CONFIG_I2C_PCA_PLATFORM) += i2c-pca-platform.o
+obj-$(CONFIG_I2C_PMCMSP) += i2c-pmcmsp.o
+obj-$(CONFIG_I2C_SIBYTE) += i2c-sibyte.o
+obj-$(CONFIG_I2C_STUB) += i2c-stub.o
obj-$(CONFIG_SCx200_ACB) += scx200_acb.o
obj-$(CONFIG_SCx200_I2C) += scx200_i2c.o