Make CAAM_64BIT selectable only in case FSL_CAAM is selected, otherwise CAAM_64BIT shows up in configs of unrelated platforms. Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org> Reviewed-by: Tom Rini <trini@konsulko.com> Reviewed-by: Peng Fan <peng.fan@nxp.com> Reviewed-by: Heiko Schocher <hs@nabladev.com> Signed-off-by: Peng Fan <peng.fan@nxp.com>