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| author | Gabor Juhos <juhosg@openwrt.org> | 2007-10-09 19:23:22 +0000 |
|---|---|---|
| committer | Gabor Juhos <juhosg@openwrt.org> | 2007-10-09 19:23:22 +0000 |
| commit | c0fb2f61f4e1e6cb97a171e624b479e5fb451934 (patch) | |
| tree | 28d455ab73ef0ab5b5aad5034c85a798bf76c6c0 /target/linux/adm5120/patches-2.6.22 | |
| parent | 27baec04a1d707d5b6229509c66630bd6864a704 (diff) | |
| download | upstream-c0fb2f61f4e1e6cb97a171e624b479e5fb451934.tar.gz upstream-c0fb2f61f4e1e6cb97a171e624b479e5fb451934.tar.bz2 upstream-c0fb2f61f4e1e6cb97a171e624b479e5fb451934.zip | |
add custom GPIO-based I2C driver
SVN-Revision: 9218
Diffstat (limited to 'target/linux/adm5120/patches-2.6.22')
| -rw-r--r-- | target/linux/adm5120/patches-2.6.22/300-i2c_gpio_custom.patch | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/target/linux/adm5120/patches-2.6.22/300-i2c_gpio_custom.patch b/target/linux/adm5120/patches-2.6.22/300-i2c_gpio_custom.patch new file mode 100644 index 0000000000..2bbb197d69 --- /dev/null +++ b/target/linux/adm5120/patches-2.6.22/300-i2c_gpio_custom.patch @@ -0,0 +1,53 @@ +--- linux-2.6.22.4.orig/drivers/i2c/busses/Kconfig 2007-08-21 06:33:06.000000000 +0200 ++++ linux-2.6.22.4/drivers/i2c/busses/Kconfig 2007-10-09 12:53:13.000000000 +0200 +@@ -125,6 +125,40 @@ + This is a very simple bitbanging I2C driver utilizing the + arch-neutral GPIO API to control the SCL and SDA lines. + ++config I2C_GPIO_CUSTOM ++ tristate "Custom GPIO-based I2C device" ++ depends on GENERIC_GPIO ++ select I2C_GPIO ++ help ++ This is an I2C driver to register a custom i2c-gpio device. ++ ++ This support is also available as a module. If so, the module ++ will be called i2c-gpio-dev. ++ ++config I2C_GPIO_CUSTOM_SDA ++ int "Custom GPIO pin for SDA" ++ depends on I2C_GPIO_CUSTOM ++ default "0" ++ help ++ Enter the GPIO pin number used for the SDA signal. This value can ++ also be specified with a module parameter. ++ ++config I2C_GPIO_CUSTOM_SCL ++ int "Custom GPIO pin for SCL" ++ depends on I2C_GPIO_CUSTOM ++ default "1" ++ help ++ Enter the GPIO pin number used for the SCL signal. This value can ++ also be specified with a module parameter. ++ ++config I2C_GPIO_CUSTOM_DEVICE_ID ++ int "Custom GPIO device id" ++ depends on I2C_GPIO_CUSTOM ++ default "0" ++ help ++ Enter the number used for the device id of the custom i2c-gpio device. ++ This value can also be specified with a module parameter. ++ + config I2C_HYDRA + tristate "CHRP Apple Hydra Mac I/O I2C interface" + depends on PCI && PPC_CHRP && EXPERIMENTAL +--- linux-2.6.22.4.orig/drivers/i2c/busses/Makefile 2007-08-21 06:33:06.000000000 +0200 ++++ linux-2.6.22.4/drivers/i2c/busses/Makefile 2007-10-09 12:07:45.000000000 +0200 +@@ -13,6 +13,7 @@ + obj-$(CONFIG_I2C_BLACKFIN_TWI) += i2c-bfin-twi.o + obj-$(CONFIG_I2C_ELEKTOR) += i2c-elektor.o + obj-$(CONFIG_I2C_GPIO) += i2c-gpio.o ++obj-$(CONFIG_I2C_GPIO_CUSTOM) += i2c-gpio-custom.o + obj-$(CONFIG_I2C_HYDRA) += i2c-hydra.o + obj-$(CONFIG_I2C_I801) += i2c-i801.o + obj-$(CONFIG_I2C_I810) += i2c-i810.o |