package/kernel/modules/i2c.mk

   1 #
   2 # Copyright (C) 2006-2009 OpenWrt.org
   3 #
   4 # This is free software, licensed under the GNU General Public License v2.
   5 # See /LICENSE for more information.
   6 #
   7
   8 I2C_MENU:=I2C support
   9
  10 ModuleConfVar=$(word 1,$(subst :,$(space),$(1)))
  11 ModuleFullPath=$(if $(findstring y,$($(call ModuleConfVar,$(1)))),,$(LINUX_DIR)/$(word 2,$(subst :,$(space),$(1))).$(LINUX_KMOD_SUFFIX))
  12 ModuleKconfig=$(foreach mod,$(1),$(call ModuleConfVar,$(mod)))
  13 ModuleFiles=$(foreach mod,$(1),$(call ModuleFullPath,$(mod)))
  14 ModuleAuto=$(call AutoLoad,$(1),$(foreach mod,$(2),$(basename $(notdir $(call ModuleFullPath,$(mod))))),$(3))
  15
  16 define i2c_defaults
  17   SUBMENU:=$(I2C_MENU)
  18   KCONFIG:=$(call ModuleKconfig,$(1))
  19   FILES:=$(call ModuleFiles,$(1))
  20   AUTOLOAD:=$(call ModuleAuto,$(2),$(1),$(3))
  21 endef
  22
  23 I2C_CORE_MODULES:= \
  24   CONFIG_I2C:drivers/i2c/i2c-core \
  25   CONFIG_I2C_CHARDEV:drivers/i2c/i2c-dev
  26
  27 define KernelPackage/i2c-core
  28   $(call i2c_defaults,$(I2C_CORE_MODULES),51)
  29   TITLE:=I2C support
  30   DEPENDS:=@LINUX_2_6 @!TARGET_etrax
  31 endef
  32
  33 define KernelPackage/i2c-core/description
  34  Kernel modules for I2C support
  35 endef
  36
  37 $(eval $(call KernelPackage,i2c-core))
  38
  39
  40 I2C_ALGOBIT_MODULES:= \
  41   CONFIG_I2C_ALGOBIT:drivers/i2c/algos/i2c-algo-bit
  42
  43 define KernelPackage/i2c-algo-bit
  44   $(call i2c_defaults,$(I2C_ALGOBIT_MODULES),55)
  45   TITLE:=I2C bit-banging interfaces
  46   DEPENDS:=kmod-i2c-core
  47 endef
  48
  49 define KernelPackage/i2c-algo-bit/description
  50  Kernel modules for I2C bit-banging interfaces.
  51 endef
  52
  53 $(eval $(call KernelPackage,i2c-algo-bit))
  54
  55
  56 I2C_ALGOPCA_MODULES:= \
  57   CONFIG_I2C_ALGOPCA:drivers/i2c/algos/i2c-algo-pca
  58
  59 define KernelPackage/i2c-algo-pca
  60   $(call i2c_defaults,$(I2C_ALGOPCA_MODULES),55)
  61   TITLE:=I2C PCA 9564 interfaces
  62   DEPENDS:=kmod-i2c-core
  63 endef
  64
  65 define KernelPackage/i2c-algo-pca/description
  66  Kernel modules for I2C PCA 9564 interfaces.
  67 endef
  68
  69 $(eval $(call KernelPackage,i2c-algo-pca))
  70
  71
  72 I2C_ALGOPCF_MODULES:= \
  73   CONFIG_I2C_ALGOPCF:drivers/i2c/algos/i2c-algo-pcf
  74
  75 define KernelPackage/i2c-algo-pcf
  76   $(call i2c_defaults,$(I2C_ALGOPCF_MODULES),55)
  77   TITLE:=I2C PCF 8584 interfaces
  78   DEPENDS:=kmod-i2c-core
  79 endef
  80
  81 define KernelPackage/i2c-algo-pcf/description
  82  Kernel modules for I2C PCF 8584 interfaces
  83 endef
  84
  85 $(eval $(call KernelPackage,i2c-algo-pcf))
  86
  87
  88 I2C_GPIO_MODULES:= \
  89   CONFIG_I2C_GPIO:drivers/i2c/busses/i2c-gpio
  90
  91 define KernelPackage/i2c-gpio
  92   $(call i2c_defaults,$(I2C_GPIO_MODULES),59)
  93   TITLE:=GPIO-based bitbanging I2C
  94   DEPENDS:=@GPIO_SUPPORT +kmod-i2c-algo-bit
  95 endef
  96
  97 define KernelPackage/i2c-gpio/description
  98  Kernel modules for a very simple bitbanging I2C driver utilizing the
  99  arch-neutral GPIO API to control the SCL and SDA lines.
 100 endef
 101
 102 $(eval $(call KernelPackage,i2c-gpio))
 103
 104 I2C_SCX200_MODULES:=\
 105   CONFIG_SCx200_I2C:drivers/i2c/busses/scx200_i2c
 106
 107 define KernelPackage/i2c-scx200
 108   $(call i2c_defaults,$(I2C_SCX200_MODULES),59)
 109   TITLE:=Geode SCx200 I2C using GPIO pins
 110   DEPENDS:=@PCI_SUPPORT @TARGET_x86 +kmod-i2c-algo-bit
 111   KCONFIG+= \
 112         CONFIG_SCx200_I2C_SCL=12 \
 113         CONFIG_SCx200_I2C_SDA=13
 114 endef
 115
 116 define KernelPackage/i2c-scx200/description
 117  Kernel module for I2C using GPIO pins on the Geode SCx200 processors.
 118 endef
 119
 120 $(eval $(call KernelPackage,i2c-scx200))
 121
 122
 123 I2C_SCX200_ACB_MODULES:=\
 124   CONFIG_SCx200_ACB:drivers/i2c/busses/scx200_acb
 125
 126 define KernelPackage/i2c-scx200-acb
 127   $(call i2c_defaults,$(I2C_SCX200_ACB_MODULES),59)
 128   TITLE:=Geode SCx200 ACCESS.bus support
 129   DEPENDS:=@PCI_SUPPORT @TARGET_x86 +kmod-i2c-algo-bit
 130 endef
 131
 132 define KernelPackage/i2c-scx200-acb/description
 133  Kernel module for I2C using the ACCESS.bus controllers on the Geode SCx200
 134  and SC1100 processors and the CS5535 and CS5536 Geode companion devices.
 135 endef
 136
 137 $(eval $(call KernelPackage,i2c-scx200-acb))
 138
 139
 140 OF_I2C_MODULES:=\
 141   CONFIG_OF_I2C:drivers/of/of_i2c
 142
 143 define KernelPackage/of-i2c
 144   $(call i2c_defaults,$(OF_I2C_MODULES),58)
 145   TITLE:=OpenFirmware I2C accessors
 146   DEPENDS:=@TARGET_ppc40x||TARGET_ppc4xx kmod-i2c-core
 147 endef
 148
 149 define KernelPackage/of-i2c/description
 150  Kernel module for OpenFirmware I2C accessors.
 151 endef
 152
 153 $(eval $(call KernelPackage,of-i2c))
 154
 155
 156 I2C_IBM_IIC_MODULES:=\
 157   CONFIG_I2C_IBM_IIC:drivers/i2c/busses/i2c-ibm_iic
 158
 159 define KernelPackage/i2c-ibm-iic
 160   $(call i2c_defaults,$(OF_I2C_MODULES),59)
 161   TITLE:=IBM PPC 4xx on-chip I2C interface support
 162   DEPENDS:=@TARGET_ppc40x||TARGET_ppc4xx +kmod-i2c-core +kmod-of-i2c
 163 endef
 164
 165 define KernelPackage/i2c-ibm-iic/description
 166  Kernel module for IIC peripheral found on embedded IBM PPC4xx based systems.
 167 endef
 168
 169 $(eval $(call KernelPackage,i2c-ibm-iic))