STL and STR registers are writable and not readable. So they are non volatile.
Remove them from volatile list, and add default register value for them.
Signed-off-by: NZidan Wang <zidan.wang@freescale.com>
Acked-by: NNicolin Chen <nicoleotsuka@gmail.com>
Signed-off-by: NMark Brown <broonie@kernel.org>