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Improve i2c driver slave delay, thanks to Fabrizio Sciarra that provide it * support for master/slave delay (provided patch) * remove some printk that spam logs * introduce new symbols ETRAX_I2C_DYN_ALLOC and ETRAX_I2C_SLAVE_DELAY * cleanup a bit the driver * dump release number

SVN-Revision: 17954
Claudio Mignanti 16 лет назад
Родитель
Сommit
4b724681e0

Разница между файлами не показана из-за своего большого размера
+ 273 - 184
target/linux/etrax/files-2.6.30/arch/cris/arch-v10/drivers/i2c_gvc.c


+ 23 - 6
target/linux/etrax/patches-2.6.30/500-i2c_gvc.patch

@@ -1,6 +1,8 @@
---- a/arch/cris/arch-v10/drivers/Kconfig
-+++ b/arch/cris/arch-v10/drivers/Kconfig
-@@ -450,11 +450,18 @@ config ETRAX_I2C
+Index: linux-2.6.30.8/arch/cris/arch-v10/drivers/Kconfig
+===================================================================
+--- linux-2.6.30.8.orig/arch/cris/arch-v10/drivers/Kconfig	2009-10-02 11:31:49.000000000 +0200
++++ linux-2.6.30.8/arch/cris/arch-v10/drivers/Kconfig	2009-10-06 10:36:23.000000000 +0200
+@@ -450,11 +450,31 @@
  	  i2c_arg = I2C_READARG(STA013_READ_ADDR, reg);
  	  val = ioctl(fd, _IO(ETRAXI2C_IOCTYPE, I2C_READREG), i2c_arg);
  
@@ -10,6 +12,19 @@
 +	select ETRAX_I2C_USES_PB_NOT_PB_I2C
 +	help
 +	  Enables an I2C driver with Geert Vancompernolle improvement.
++
++config ETRAX_I2C_SLAVE_DELAY
++	bool "I2C Slave delay support"
++	depends on ETRAX_I2C_GVC  && EXPERIMENTAL
++	help
++	  Enable this to enhanced master/slave dialog
++	  Improvement by Positive Going (www.positivegoing.it) and BK srl (www.b-k.it)
++
++config ETRAX_I2C_DYN_ALLOC
++	bool "I2C major device dynamic alloc"
++	depends on ETRAX_I2C_GVC && EXPERIMENTAL
++	help
++	  Enable this to dynamicaly alloc major i2c device number
 +
  # this is true for most products since PB-I2C seems to be somewhat
  # flawed..
@@ -20,7 +35,7 @@
  	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
+@@ -478,7 +498,7 @@
  
  config ETRAX_I2C_EEPROM
  	bool "I2C EEPROM (non-volatile RAM) support"
@@ -29,8 +44,10 @@
  	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
+Index: linux-2.6.30.8/arch/cris/arch-v10/drivers/Makefile
+===================================================================
+--- linux-2.6.30.8.orig/arch/cris/arch-v10/drivers/Makefile	2009-10-02 11:31:14.000000000 +0200
++++ linux-2.6.30.8/arch/cris/arch-v10/drivers/Makefile	2009-10-02 11:31:50.000000000 +0200
 @@ -4,6 +4,7 @@
  
  obj-$(CONFIG_ETRAX_AXISFLASHMAP)	+= axisflashmap.o

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