OMAP-TEST: TIMER: Fix request test error reporting

Signed-off-by: Jon Hunter <jon-hunter@ti.com>
Revert "OMAP-TEST: TIMER: DT fix for missing context loss check"

This reverts commit cb0ac74356be4183db15c1c080b363b65111ce27. Fix
proposed for kernel v3.10.

Signed-off-by: Jon Hunter <jon-hunter@ti.com>
OMAP-TEST: TIMER: Add request by node test

Signed-off-by: Jon Hunter <jon-hunter@ti.com>