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memory: tegra: Correct debugfs clk rate-range on Tegra124

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Correctly set clk rate-range if number of available timings is zero.
This fixes noisy "invalid range [4294967295, 0]" error messages during
boot.

Fixes: 6b9acd9355 ("memory: tegra: Refashion EMC debugfs interface on Tegra124")
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Dmitry Osipenko 2020-02-25 02:58:36 +03:00 committed by Thierry Reding
parent a53670e1a7
commit 141267bffd
1 changed files with 5 additions and 0 deletions
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drivers/memory/tegra/tegra124-emc.c
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@ -1158,6 +1158,11 @@ static void emc_debugfs_init(struct device *dev, struct tegra_emc *emc)
emc->debugfs.max_rate = emc->timings[i].rate;
}
if (!emc->num_timings) {
emc->debugfs.min_rate = clk_get_rate(emc->clk);
emc->debugfs.max_rate = emc->debugfs.min_rate;
}
err = clk_set_rate_range(emc->clk, emc->debugfs.min_rate,
emc->debugfs.max_rate);
if (err < 0) {