ARM: omap: Fix checkpatch issues

This removes the following checkpatch issues:
- ERROR: space required after that ',' (ctx:VxV)
- WARNING: Comparisons should place the constant on the right side of the test

Signed-off-by: Franziska Naepelt <franziska.naepelt@gmail.com>
Message-Id: <20230530182403.35646-1-franziska.naepelt@gmail.com>
[tony@atomide.com: add space also around '-' in addition to ',']
Signed-off-by: Tony Lindgren <tony@atomide.com>