diff options
| author | Claudio Mignanti <c.mignanti@gmail.com> | 2009-10-06 09:20:30 +0000 |
|---|---|---|
| committer | Claudio Mignanti <c.mignanti@gmail.com> | 2009-10-06 09:20:30 +0000 |
| commit | 4b724681e04edce7a9226a9fb4a67f5f8a3e78ca (patch) | |
| tree | 5e5521125d78569ae61d9c9683f542bfff3433f9 /target/linux/etrax/patches-2.6.30 | |
| parent | 3c5feca158992672c3d77682ca72da813496a9dc (diff) | |
| download | upstream-4b724681e04edce7a9226a9fb4a67f5f8a3e78ca.tar.gz upstream-4b724681e04edce7a9226a9fb4a67f5f8a3e78ca.tar.bz2 upstream-4b724681e04edce7a9226a9fb4a67f5f8a3e78ca.zip | |
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
Diffstat (limited to 'target/linux/etrax/patches-2.6.30')
| -rw-r--r-- | target/linux/etrax/patches-2.6.30/500-i2c_gvc.patch | 29 |
1 files changed, 23 insertions, 6 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 index dc63165c5e..115fd1c9b9 100644 --- a/target/linux/etrax/patches-2.6.30/500-i2c_gvc.patch +++ b/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); @@ -11,6 +13,19 @@ + 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.. config ETRAX_I2C_USES_PB_NOT_PB_I2C @@ -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 |