arm: actions: Add common framework for Actions Owl Semi SoCs

This commit adds common arch support for Actions Semi Owl
series SoCs and removes the Bubblegum96 board files.

Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Reviewed-by: Andre Przywara <andre.przywara@arm.com>
Signed-off-by: Amit Singh Tomar <amittomer25@gmail.com>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 33b4847..e85506a 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -874,9 +874,9 @@
 
 config ARCH_OWL
 	bool "Actions Semi OWL SoCs"
-	select ARM64
 	select DM
 	select DM_SERIAL
+	select OWL_SERIAL
 	select OF_CONTROL
 	imply CMD_DM
 
@@ -1870,7 +1870,6 @@
 source "board/spear/x600/Kconfig"
 source "board/st/stv0991/Kconfig"
 source "board/tcl/sl50/Kconfig"
-source "board/ucRobotics/bubblegum_96/Kconfig"
 source "board/birdland/bav335x/Kconfig"
 source "board/toradex/colibri_pxa270/Kconfig"
 source "board/variscite/dart_6ul/Kconfig"