powerpc/p2020: Move INIT_RAM_ADDR physical address higher for 36-bit for P2020DS
If 36-bit is enabled, move INIT_RAM_ADDR physical address higher
to free lowest 4GB address space.
Signed-off-by: York Sun <yorksun@freescale.com>
diff --git a/include/configs/P2020DS.h b/include/configs/P2020DS.h
index bf2acbf..a1ecf05 100644
--- a/include/configs/P2020DS.h
+++ b/include/configs/P2020DS.h
@@ -249,6 +249,18 @@
#define CONFIG_SYS_INIT_RAM_LOCK 1
#define CONFIG_SYS_INIT_RAM_ADDR 0xffd00000 /* Initial L1 address */
+#ifdef CONFIG_PHYS_64BIT
+#define CONFIG_SYS_INIT_RAM_ADDR_PHYS_HIGH 0xf
+#define CONFIG_SYS_INIT_RAM_ADDR_PHYS_LOW CONFIG_SYS_INIT_RAM_ADDR
+/* The assembler doesn't like typecast */
+#define CONFIG_SYS_INIT_RAM_ADDR_PHYS \
+ ((CONFIG_SYS_INIT_RAM_ADDR_PHYS_HIGH * 1ull << 32) | \
+ CONFIG_SYS_INIT_RAM_ADDR_PHYS_LOW)
+#else
+#define CONFIG_SYS_INIT_RAM_ADDR_PHYS CONFIG_SYS_INIT_RAM_ADDR /* Initial L1 address */
+#define CONFIG_SYS_INIT_RAM_ADDR_PHYS_HIGH 0
+#define CONFIG_SYS_INIT_RAM_ADDR_PHYS_LOW CONFIG_SYS_INIT_RAM_ADDR_PHYS
+#endif
#define CONFIG_SYS_INIT_RAM_END 0x00004000 /* End of used area in RAM */
#define CONFIG_SYS_GBL_DATA_SIZE 128 /* num bytes initial data */