ARM: sunxi: Enable PSCI for sun8i

sun8i uses the same PSCI backend as sun6i, without power clamps.
Since there is no secure SRAM, the backend is placed at the end
of DRAM.
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Acked-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>

board/sunxi/Kconfig

@@ -53,14 +53,20 @@ config MACH_SUN7I
 config MACH_SUN8I_A23
 	bool "sun8i (Allwinner A23)"
 	select CPU_V7
+	select CPU_V7_HAS_NONSEC
+	select CPU_V7_HAS_VIRT
 	select SUNXI_GEN_SUN6I
 	select SUPPORT_SPL
+	select ARMV7_BOOT_SEC_DEFAULT if OLD_SUNXI_KERNEL_COMPAT
 
 config MACH_SUN8I_A33
 	bool "sun8i (Allwinner A33)"
 	select CPU_V7
+	select CPU_V7_HAS_NONSEC
+	select CPU_V7_HAS_VIRT
 	select SUNXI_GEN_SUN6I
 	select SUPPORT_SPL
+	select ARMV7_BOOT_SEC_DEFAULT if OLD_SUNXI_KERNEL_COMPAT
 
 config MACH_SUN9I
 	bool "sun9i (Allwinner A80)"

include/configs/sun8i.h

@@ -20,11 +20,17 @@
 
 #define CONFIG_SUNXI_USB_PHYS	2
 
+#define CONFIG_ARMV7_PSCI		1
 #if defined(CONFIG_MACH_SUN8I_A23)
+#define CONFIG_ARMV7_PSCI_NR_CPUS	2
 #define CONFIG_NAND_SUNXI_GPC_PORTS	{16, 17, 18}
 #elif defined(CONFIG_MACH_SUN8I_A33)
+#define CONFIG_ARMV7_PSCI_NR_CPUS	4
 #define CONFIG_NAND_SUNXI_GPC_PORTS	{16}
+#else
+#error Unsupported sun8i variant
 #endif
+#define CONFIG_TIMER_CLK_FREQ		24000000
 
 /*
  * Include common sunxi configuration where most the settings are