common: Replace #ifdef and #if with if's

Avoid using preprocessor compilation directives and instead use simple
logical expressions for better readability since compiler will anyway
optimize out the respective code block if condition is not satisfied.

Signed-off-by: Nikhil M Jain <n-jain1@ti.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Devarsh Thakkar <devarsht@ti.com>
3 files changed