misc: ocotp: Allow disabling ocotp driver in SPL

This allows removal of the OCOTP driver when SPL is enabled.
Disabling OCOTP reduces SPL size efficiently.

Signed-off-by: Michael Scott <mike@foundries.io>
Co-developed-by: Oleksandr Suvorov <oleksandr.suvorov@foundries.io>
Signed-off-by: Oleksandr Suvorov <oleksandr.suvorov@foundries.io>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile
index c16a77c..f9826d2 100644
--- a/drivers/misc/Makefile
+++ b/drivers/misc/Makefile
@@ -50,7 +50,7 @@
 obj-$(CONFIG_LED_STATUS) += status_led.o
 obj-$(CONFIG_LED_STATUS_GPIO) += gpio_led.o
 obj-$(CONFIG_MPC83XX_SERDES) += mpc83xx_serdes.o
-obj-$(CONFIG_MXC_OCOTP) += mxc_ocotp.o
+obj-$(CONFIG_$(SPL_)MXC_OCOTP) += mxc_ocotp.o
 obj-$(CONFIG_MXS_OCOTP) += mxs_ocotp.o
 obj-$(CONFIG_NUVOTON_NCT6102D) += nuvoton_nct6102d.o
 obj-$(CONFIG_P2SB) += p2sb-uclass.o