X-Git-Url: http://git.ozo.com/?a=blobdiff_plain;f=target%2Flinux%2Fetrax%2Fpatches-2.6.25%2F500-i2c_gvc.patch;fp=target%2Flinux%2Fetrax%2Fpatches-2.6.25%2F500-i2c_gvc.patch;h=7eed8b2a7115fb53846bbda06e12c1270ae0feef;hb=85a0242c71e34bdc6daa0abc33f787dc0859dae2;hp=0000000000000000000000000000000000000000;hpb=75d621a3c5be47428d04061841d1d56ebe707264;p=openwrt-10.03%2F.git

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 000000000..7eed8b2a7
--- /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