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>

2 files changed, 370 insertions, 344 deletions

diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index 37f5b84e0e9c..2b0874b0ad11 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 81bb407d24cc..48a6a5bddc5e 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