ARM: mach-shmobile: sh7372 A3SG support

Add support for the sh7372 A3SG power domain. This domain contains
the SGX hardware block, but there is no open source driver available.

Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
diff --git a/arch/arm/mach-shmobile/pm-sh7372.c b/arch/arm/mach-shmobile/pm-sh7372.c
index 48c3b91..474a15a 100644
--- a/arch/arm/mach-shmobile/pm-sh7372.c
+++ b/arch/arm/mach-shmobile/pm-sh7372.c
@@ -133,6 +133,10 @@
 	.bit_shift = 8,
 };
 
+struct sh7372_pm_domain sh7372_a3sg = {
+	.bit_shift = 13,
+};
+
 #endif /* CONFIG_PM */
 
 static void sh7372_enter_core_standby(void)