t210: MTC cleanup

1. Correct MTC weak function definitions.
2. Correct MTC message in case no training data is present.

BUG=None
BRANCH=None
TEST=Compiles successfully and boots to kernel prompt on smaug.

Change-Id: Iba3c994982da947af3fbd2d7e9a06dff7947f2b9
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: ce9a4cd7d824acd0da5615b33319869f6cf1cd56
Original-Change-Id: I037439246709c8ec0ec7f12ea109cbe0ae1073ae
Original-Signed-off-by: Furquan Shaikh <furquan@google.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/278027
Original-Trybot-Ready: Furquan Shaikh <furquan@chromium.org>
Original-Tested-by: Furquan Shaikh <furquan@chromium.org>
Original-Reviewed-by: Tom Warren <twarren@nvidia.com>
Original-Reviewed-by: Stefan Reinauer <reinauer@chromium.org>
Original-Reviewed-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Queue: Furquan Shaikh <furquan@chromium.org>
Reviewed-on: http://review.coreboot.org/10780
Reviewed-by: Furquan Shaikh <furquan@google.com>
Tested-by: build bot (Jenkins)
diff --git a/src/soc/nvidia/tegra210/soc.c b/src/soc/nvidia/tegra210/soc.c
index f3290c3..7d91bc5 100644
--- a/src/soc/nvidia/tegra210/soc.c
+++ b/src/soc/nvidia/tegra210/soc.c
@@ -156,7 +156,7 @@
 {
 	if (cpu_is_bsp())
 		if (tegra210_run_mtc() != 0)
-			printk(BIOS_ERR, "MTC: Training failed\n");
+			printk(BIOS_ERR, "MTC: No training data.\n");
 }
 
 static const struct cpu_device_id ids[] = {