spi:improve spi read of full duplex
authorlyx <lyx@rock-chips.com>
Sat, 25 Sep 2010 06:42:20 +0000 (23:42 -0700)
committerlyx <lyx@rock-chips.com>
Sat, 25 Sep 2010 06:47:27 +0000 (23:47 -0700)
commit5e36b6c6f1bfe41e49bb4d01318aa5324a5df487
tree1779b4684e73345692a93c96f1db58173a77f5b4
parentcd3d356f6ef461b177ecb13e636ae3f7a8c5f41a
spi:improve spi read of full duplex
1.write 0 to spi send bufer only once, or spi may receive unexpect data
drivers/spi/rk2818_spim.c