clk: sunxi-ng: add support for PRCM CCUs

SoCs after A31 has a clock controller module in the PRCM part.

Support the clock controller module on H3/5 and A64 now.

Signed-off-by: Icenowy Zheng <icenowy@aosc.xyz>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
diff --git a/drivers/clk/sunxi-ng/Kconfig b/drivers/clk/sunxi-ng/Kconfig
index 213cf64..0567523 100644
--- a/drivers/clk/sunxi-ng/Kconfig
+++ b/drivers/clk/sunxi-ng/Kconfig
@@ -150,4 +150,10 @@
 	default MACH_SUN9I
 	depends on MACH_SUN9I || COMPILE_TEST
 
+config SUN8I_R_CCU
+	bool "Support for Allwinner SoCs' PRCM CCUs"
+	select SUNXI_CCU_DIV
+	select SUNXI_CCU_GATE
+	default MACH_SUN8I || (ARCH_SUNXI && ARM64)
+
 endif