bsp: cvitek: use ioremap for arm64 core

For ARM, RT-smart and RT-standard both enable mmc (see
rt_hw_board_init() in bsp/cvitek/cv18xx_aarch64/board/board.c,
rt_hw_mmu_setup is called both for smart or standard).

So ioremap is must to do for ARM.

Signed-off-by: Chen Wang <unicorn_wang@outlook.com>

bsp/cvitek/drivers/drv_ioremap.h

@@ -13,7 +13,7 @@
 
 #include <rtconfig.h>
 
-#ifdef RT_USING_SMART
+#if defined RT_USING_SMART || defined ARCH_ARM
 #include <ioremap.h>
 
 #define DRV_IOREMAP(addr, size) rt_ioremap(addr, size)