diff options
Diffstat (limited to 'target/linux/etrax/patches-2.6.30/500-i2c_gvc.patch')
-rw-r--r-- | target/linux/etrax/patches-2.6.30/500-i2c_gvc.patch | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/target/linux/etrax/patches-2.6.30/500-i2c_gvc.patch b/target/linux/etrax/patches-2.6.30/500-i2c_gvc.patch new file mode 100644 index 0000000..dc63165 --- /dev/null +++ b/target/linux/etrax/patches-2.6.30/500-i2c_gvc.patch @@ -0,0 +1,41 @@ +--- a/arch/cris/arch-v10/drivers/Kconfig ++++ b/arch/cris/arch-v10/drivers/Kconfig +@@ -450,11 +450,18 @@ config ETRAX_I2C + i2c_arg = I2C_READARG(STA013_READ_ADDR, reg); + val = ioctl(fd, _IO(ETRAXI2C_IOCTYPE, I2C_READREG), i2c_arg); + ++config ETRAX_I2C_GVC ++ bool "I2C GVC support" ++ depends on ETRAX_ARCH_V10 && !ETRAX_I2C ++ select ETRAX_I2C_USES_PB_NOT_PB_I2C ++ help ++ Enables an I2C driver with Geert Vancompernolle improvement. ++ + # this is true for most products since PB-I2C seems to be somewhat + # flawed.. + config ETRAX_I2C_USES_PB_NOT_PB_I2C + bool "I2C uses PB not PB-I2C" +- depends on ETRAX_I2C ++ depends on ETRAX_I2C || ETRAX_I2C_GVC + help + Select whether to use the special I2C mode in the PB I/O register or + not. This option needs to be selected in order to use some drivers +@@ -478,7 +485,7 @@ config ETRAX_I2C_CLK_PORT + + config ETRAX_I2C_EEPROM + bool "I2C EEPROM (non-volatile RAM) support" +- depends on ETRAX_I2C ++ depends on ETRAX_I2C || ETRAX_I2C_GVC + help + Enables I2C EEPROM (non-volatile RAM) on PB0 and PB1 using the I2C + driver. Select size option: Probed, 2k, 8k, 16k. +--- a/arch/cris/arch-v10/drivers/Makefile ++++ b/arch/cris/arch-v10/drivers/Makefile +@@ -4,6 +4,7 @@ + + obj-$(CONFIG_ETRAX_AXISFLASHMAP) += axisflashmap.o + obj-$(CONFIG_ETRAX_I2C) += i2c.o ++obj-$(CONFIG_ETRAX_I2C_GVC) += i2c_gvc.o + obj-$(CONFIG_ETRAX_I2C_EEPROM) += eeprom.o + obj-$(CONFIG_ETRAX_GPIO) += gpio.o + obj-$(CONFIG_ETRAX_DS1302) += ds1302.o |