refactor(st-ddr): update parameter array initialization

Force alignment of the size of parameters array with the expected
value by the binding.
The registers dynamic structs are removed as not used in TF-A.

Change-Id: I7a41f355a435f54fbf23f468cca87c7f8f7e69e8
Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Signed-off-by: Yann Gautier <yann.gautier@st.com>
diff --git a/drivers/st/ddr/stm32mp1_ram.c b/drivers/st/ddr/stm32mp1_ram.c
index bafa7f7..245dda4 100644
--- a/drivers/st/ddr/stm32mp1_ram.c
+++ b/drivers/st/ddr/stm32mp1_ram.c
@@ -231,8 +231,8 @@
 		VERBOSE("%s: %s[0x%x] = %d\n", __func__,
 			param[idx].name, param[idx].size, ret);
 		if (ret != 0) {
-			ERROR("%s: Cannot read %s\n",
-			      __func__, param[idx].name);
+			ERROR("%s: Cannot read %s, error=%d\n",
+			      __func__, param[idx].name, ret);
 			return -EINVAL;
 		}
 	}