staging: iio: adc: use kernel types u32 and u64

Convert uint32_t to u32 and uint64_t to u64 in order to
follow the kernel best practice

Signed-off-by: Ioana Ciornei <ciorneiioana@gmail.com>
Reviewed-by: Daniel Baluta <daniel.baluta@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
1 file changed