The ">" should be ">=" or we end up reading beyond the end of the array.

Fixes: 6e973d2c ('clk: vexpress: Add separate SP810 driver')
Signed-off-by: NDan Carpenter <dan.carpenter@oracle.com>
Acked-by: NPawel Moll <pawel.moll@arm.com>
Signed-off-by: NStephen Boyd <sboyd@codeaurora.org>