Hello Naveen,
Am 03.10.2013 13:22, schrieb Naveen Krishna Chatradhi:
The Exynos5 i2c driver does not handle NACKs properly. This change:
fixes the NACK processing problem (do not continue transaction if address cycle was NACKed)
eliminates a fair amount of duplicate code
Signed-off-by: Vadim Bendeburyvbendeb@chromium.org Reviewed-by: Simon Glasssjg@google.com Signed-off-by: Naveen Krishna Chatradhich.naveen@samsung.com
Changes since v1:
- Removed the compilation error mentioned by Heiko for VCMA9 board...
Hmm.. just tried your patchset and I get for the VCMA9 board:
http://patchwork.ozlabs.org/patch/280286/ http://patchwork.ozlabs.org/patch/280287/ http://patchwork.ozlabs.org/patch/280288/
Configuring for VCMA9 board... s3c24x0_i2c.c:125:39: error: 'CONFIG_MAX_I2C_NUM' undeclared here (not in a function) arm-linux-gnueabi-size: './u-boot': No such file s3c24x0_i2c.c:125:39: error: 'CONFIG_MAX_I2C_NUM' undeclared here (not in a function) s3c24x0_i2c.c:125:31: warning: 'i2c_bus' defined but not used [-Wunused-variable] s3c24x0_i2c.c:295:12: warning: 'hsi2c_get_clk_details' defined but not used [-Wunused-function] make[1]: *** [s3c24x0_i2c.o] Fehler 1 make: *** [drivers/i2c/libi2c.o] Fehler 2 make: *** Warte auf noch nicht beendete Prozesse...
Could you check this complete patchset, thanks!
bye, Heiko