mediatek: mt8195: add power-off support

mt8195 also uses PMIC mt6359p. The only difference is the
pwrap register definition.

Change-Id: I9962263c46187d1344f14f857bf4b51e33aedda0
diff --git a/plat/mediatek/mt8195/include/platform_def.h b/plat/mediatek/mt8195/include/platform_def.h
index a97d222..f6eb742 100644
--- a/plat/mediatek/mt8195/include/platform_def.h
+++ b/plat/mediatek/mt8195/include/platform_def.h
@@ -45,6 +45,11 @@
 #define UART_BAUDRATE			115200
 
 /*******************************************************************************
+ * PMIC related constants
+ ******************************************************************************/
+#define PMIC_WRAP_BASE			(IO_PHYS + 0x00024000)
+
+/*******************************************************************************
  * System counter frequency related constants
  ******************************************************************************/
 #define SYS_COUNTER_FREQ_IN_TICKS	13000000