ARM: meson: enable L2 cache

This enables the L2 cache controller available in Amlogic SoCs.
Signed-off-by: Beniamino Galvani <b.galvani@gmail.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Carlo Caione <carlo@caione.org>

arch/arm/mach-meson/Kconfig

@@ -2,6 +2,7 @@ menuconfig ARCH_MESON
 	bool "Amlogic Meson SoCs" if ARCH_MULTI_V7
 	select GENERIC_IRQ_CHIP
 	select ARM_GIC
+	select CACHE_L2X0
 
 if ARCH_MESON
 

arch/arm/mach-meson/meson.c

@@ -24,4 +24,6 @@ static const char * const meson_common_board_compat[] = {
 
 DT_MACHINE_START(MESON, "Amlogic Meson platform")
 	.dt_compat	= meson_common_board_compat,
+	.l2c_aux_val	= 0,
+	.l2c_aux_mask	= ~0,
 MACHINE_END