[v7,06/13] memory: tegra20-emc: Print a brief info message about the timings
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Message ID 20190707225424.9562-7-digetx@gmail.com
State New
Headers show
Series
  • memory: tegra: Introduce Tegra30 EMC driver
Related show

Commit Message

Dmitry Osipenko July 7, 2019, 10:54 p.m. UTC
During boot print how many memory timings got the driver and what's the
RAM code. This is a very useful information when something is wrong with
boards memory timing.

Suggested-by: Marc Dietrich <marvin24@gmx.de>
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
---
 drivers/memory/tegra/tegra20-emc.c | 7 +++++++
 1 file changed, 7 insertions(+)

Patch
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diff --git a/drivers/memory/tegra/tegra20-emc.c b/drivers/memory/tegra/tegra20-emc.c
index 85c24f285fd4..25a6aad6a7a9 100644
--- a/drivers/memory/tegra/tegra20-emc.c
+++ b/drivers/memory/tegra/tegra20-emc.c
@@ -368,6 +368,13 @@  static int tegra_emc_load_timings_from_dt(struct tegra_emc *emc,
 	sort(emc->timings, emc->num_timings, sizeof(*timing), cmp_timings,
 	     NULL);
 
+	dev_info(emc->dev,
+		 "got %u timings for RAM code %u (min %luMHz max %luMHz)\n",
+		 emc->num_timings,
+		 tegra_read_ram_code(),
+		 emc->timings[0].rate / 1000000,
+		 emc->timings[emc->num_timings - 1].rate / 1000000);
+
 	return 0;
 }