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),$(1))).ko)
  12 ModuleKconfig=$(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:=@!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 I2C_TINY_USB_MODULES:= \
  56   CONFIG_I2C_TINY_USB:drivers/i2c/busses/i2c-tiny-usb
  57
  58 define KernelPackage/i2c-tiny-usb
  59   $(call i2c_defaults,$(I2C_TINY_USB_MODULES),59)
  60   TITLE:=I2C Tiny USB adaptor
  61   DEPENDS:=@USB_SUPPORT kmod-i2c-core
  62 endef
  63
  64 define KernelPackage/i2c-tiny-usb/description
  65  Kernel module for the I2C Tiny USB adaptor developed
  66  by Till Harbaum (http://www.harbaum.org/till/i2c_tiny_usb).
  67 endef
  68
  69 $(eval $(call KernelPackage,i2c-tiny-usb))
  70
  71 I2C_MUX_MODULES:= \
  72   CONFIG_I2C_MUX:drivers/i2c/i2c-mux
  73
  74 define KernelPackage/i2c-mux
  75   $(call i2c_defaults,$(I2C_MUX_MODULES),51)
  76   TITLE:=I2C bus multiplexing support
  77   DEPENDS:=kmod-i2c-core
  78 endef
  79
  80 define KernelPackage/i2c-mux/description
  81  Kernel modules for I2C bus multiplexing support.
  82 endef
  83
  84 $(eval $(call KernelPackage,i2c-mux))
  85
  86 I2C_MUX_GPIO_MODULES:= \
  87   CONFIG_I2C_MUX_GPIO:drivers/i2c/muxes/gpio-i2cmux
  88
  89 define KernelPackage/i2c-mux-gpio
  90   $(call i2c_defaults,$(I2C_MUX_GPIO_MODULES),51)
  91   TITLE:=GPIO-based I2C mux/switches
  92   DEPENDS:=kmod-i2c-mux
  93 endef
  94
  95 define KernelPackage/i2c-mux-gpio/description
  96  Kernel modules for GENERIC_GPIO I2C bus mux/switching devices.
  97 endef
  98
  99 $(eval $(call KernelPackage,i2c-mux-gpio))
 100
 101 I2C_MUX_PCA954x_MODULES:= \
 102   CONFIG_I2C_MUX_PCA954x:drivers/i2c/muxes/pca954x
 103
 104 define KernelPackage/i2c-mux-pca954x
 105   $(call i2c_defaults,$(I2C_MUX_PCA954x_MODULES),51)
 106   TITLE:=Philips PCA954x I2C mux/switches
 107   DEPENDS:=kmod-i2c-mux
 108 endef
 109
 110 define KernelPackage/i2c-mux-pca954x/description
 111  Kernel modules for PCA954x I2C bus mux/switching devices.
 112 endef
 113
 114 $(eval $(call KernelPackage,i2c-mux-pca954x))
 115 ## Support for pca954x seems to be in kernel since 2.6.36
 116
 117 I2C_MUX_PCA9541_MODULES:= \
 118   CONFIG_I2C_MUX_PCA9541:drivers/i2c/muxes/pca9541
 119
 120 define KernelPackage/i2c-mux-pca9541
 121   $(call i2c_defaults,$(I2C_MUX_PCA9541_MODULES),51)
 122   TITLE:=Philips PCA9541 I2C mux/switches
 123   DEPENDS:=kmod-i2c-mux
 124 endef
 125
 126 define KernelPackage/i2c-mux-pca9541/description
 127  Kernel modules for PCA9541 I2C bus mux/switching devices.
 128 endef
 129
 130 $(eval $(call KernelPackage,i2c-mux-pca9541))
 131
 132 GPIO_PCA953X_MODULES:= \
 133   CONFIG_GPIO_PCA953X:drivers/gpio/gpio-pca953x
 134
 135 define KernelPackage/pca953x
 136   $(call i2c_defaults,$(GPIO_PCA953X_MODULES),51)
 137   TITLE:=Philips PCA953x I2C GPIO extenders
 138   DEPENDS:=kmod-i2c-core
 139 endef
 140
 141 define KernelPackage/pca953x/description
 142  Kernel modules for PCA953x I2C GPIO extenders.
 143 endef
 144
 145 $(eval $(call KernelPackage,pca953x))
 146
 147 GPIO_PCF857X_MODULES:= \
 148   CONFIG_GPIO_PCF857X:drivers/gpio/gpio-pcf857x
 149
 150 define KernelPackage/pcf857x
 151   $(call i2c_defaults,$(GPIO_PCF857X_MODULES),51)
 152   TITLE:=Philips PCF857x I2C GPIO extenders
 153   DEPENDS:=kmod-i2c-core
 154 endef
 155
 156 define KernelPackage/pcf857x/description
 157  Kernel modules for PCF857x I2C GPIO extenders.
 158 endef
 159
 160 $(eval $(call KernelPackage,pcf857x))