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| author | Claudio Mignanti <c.mignanti@gmail.com> | 2009-02-09 21:38:27 +0000 |
|---|---|---|
| committer | Claudio Mignanti <c.mignanti@gmail.com> | 2009-02-09 21:38:27 +0000 |
| commit | 8708c1f09228d56d9fa0b698765102a3160674b2 (patch) | |
| tree | dc8f7dfe2a6aede9510f6af40b446439b80f13f5 /target/linux/etrax/patches-2.6.25 | |
| parent | e5c9f0063792ad3d3945de1f33173b2ef82bae0d (diff) | |
| download | upstream-8708c1f09228d56d9fa0b698765102a3160674b2.tar.gz upstream-8708c1f09228d56d9fa0b698765102a3160674b2.tar.bz2 upstream-8708c1f09228d56d9fa0b698765102a3160674b2.zip | |
Add i2c driver (to etrax) improved by Geert Vancompernolle
SVN-Revision: 14462
Diffstat (limited to 'target/linux/etrax/patches-2.6.25')
| -rw-r--r-- | target/linux/etrax/patches-2.6.25/500-i2c_gvc.patch | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/target/linux/etrax/patches-2.6.25/500-i2c_gvc.patch b/target/linux/etrax/patches-2.6.25/500-i2c_gvc.patch new file mode 100644 index 0000000000..7eed8b2a71 --- /dev/null +++ b/target/linux/etrax/patches-2.6.25/500-i2c_gvc.patch @@ -0,0 +1,45 @@ +Index: linux-2.6.25.20/arch/cris/arch-v10/drivers/Kconfig +=================================================================== +--- linux-2.6.25.20.orig/arch/cris/arch-v10/drivers/Kconfig 2009-02-09 09:30:40.000000000 +0100 ++++ linux-2.6.25.20/arch/cris/arch-v10/drivers/Kconfig 2009-02-09 21:23:12.000000000 +0100 +@@ -450,11 +450,18 @@ + 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_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. +Index: linux-2.6.25.20/arch/cris/arch-v10/drivers/Makefile +=================================================================== +--- linux-2.6.25.20.orig/arch/cris/arch-v10/drivers/Makefile 2009-02-09 09:30:41.000000000 +0100 ++++ linux-2.6.25.20/arch/cris/arch-v10/drivers/Makefile 2009-02-09 09:35:39.000000000 +0100 +@@ -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 |