spl: Allow remoteproc drivers to be used within SPL

Add an option for building remoteproc drivers within SPL.

Reviewed-by: Tom Rini <trini@konsulko.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
diff --git a/common/spl/Kconfig b/common/spl/Kconfig
index cccd551..280496f 100644
--- a/common/spl/Kconfig
+++ b/common/spl/Kconfig
@@ -642,6 +642,12 @@
 	  be already in memory when SPL takes over, e.g. loaded by the boot
 	  ROM.
 
+config SPL_REMOTEPROC
+	bool "Support REMOTEPROCS"
+	help
+	  Enable support for REMOTEPROCs in SPL. This permits to load
+	  a remote processor firmware in SPL.
+
 config SPL_RTC_SUPPORT
 	bool "Support RTC drivers"
 	help