cpufreq: qoriq: add ARM64 SoCs support

Add ARM64 config to Kconfig to enable CPU frequency feature on
NXP ARM64 SoCs.
Signed-off-by: NTang Yuantian <yuantian.tang@nxp.com>
Signed-off-by: NRafael J. Wysocki <rafael.j.wysocki@intel.com>

drivers/cpufreq/Kconfig

@@ -334,7 +334,7 @@ endif
 
 config QORIQ_CPUFREQ
 	tristate "CPU frequency scaling driver for Freescale QorIQ SoCs"
-	depends on OF && COMMON_CLK && (PPC_E500MC || ARM)
+	depends on OF && COMMON_CLK && (PPC_E500MC || ARM || ARM64)
 	depends on !CPU_THERMAL || THERMAL
 	select CLK_QORIQ
 	help