input: synaptics_i2c_rmi4: Read config ID correctly
Config ID uses 4 bytes, not 8. Read this value w/4 bytes
to avoid extra reads.
This patch is a propagated patch from 3.4 kernel
commit - 581f74031eaa9046b26bf987c65a3e3b4710f9c8,
input: synaptics_i2c_rmi4: Read config ID correctly
Change-Id: Idab21afbd8ed37e16d9e6ce80ae7641df19d04e6
Signed-off-by:
Amy Maloche <amaloche@codeaurora.org>
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