actions: Move defconfig options to Kconfig

This patch moves some of the config options from bubblegum_96_defconfig
to respective Kconfig files.

Signed-off-by: Amit Singh Tomar <amittomer25@gmail.com>
diff --git a/Kconfig b/Kconfig
index 83b5b05..9a5e600 100644
--- a/Kconfig
+++ b/Kconfig
@@ -111,7 +111,7 @@
 
 config NR_DRAM_BANKS
 	int "Number of DRAM banks"
-	default 1 if ARCH_SUNXI
+	default 1 if ARCH_SUNXI || ARCH_OWL
 	default 4
 	help
 	  This defines the number of DRAM banks.