rockchip: px5: update SPL size for spl/tpl

Use larger space for load bl31 in SPL

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Tested-by: Andy Yan <andy.yan@rock-chips.com>
diff --git a/include/configs/rk3368_common.h b/include/configs/rk3368_common.h
index bb2e96b..13630ba 100644
--- a/include/configs/rk3368_common.h
+++ b/include/configs/rk3368_common.h
@@ -27,9 +27,10 @@
 #define CONFIG_SYS_INIT_SP_ADDR		0x00300000
 #define CONFIG_SYS_LOAD_ADDR		0x00280000
 
-#define CONFIG_SPL_MAX_SIZE             0x40000
+#define CONFIG_SPL_MAX_SIZE             0x60000
 #define CONFIG_SPL_BSS_START_ADDR       0x400000
 #define CONFIG_SPL_BSS_MAX_SIZE         0x20000
+#define CONFIG_SPL_STACK                0x00188000
 
 #ifndef CONFIG_SPL_BUILD
 #define ENV_MEM_LAYOUT_SETTINGS \