gpio: adp5585: Add SPL config for ADP5585 driver

So we can disable to build ADP5585 in SPL to save size

Signed-off-by: Ye Li <ye.li@nxp.com>
Signed-off-by: Alice Guo <alice.guo@nxp.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
2 files changed