From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dmitry Osipenko Subject: [PATCH v1 2/3] memory: tegra: Correct debugfs clk rate-range on Tegra30 Date: Tue, 25 Feb 2020 02:58:35 +0300 Message-ID: <20200224235836.30694-2-digetx@gmail.com> References: <20200224235836.30694-1-digetx@gmail.com> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20200224235836.30694-1-digetx-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> Sender: linux-tegra-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Thierry Reding , Jonathan Hunter Cc: linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-tegra@vger.kernel.org Correctly set clk rate-range if number of available timings is zero. This fixes noisy "invalid range [4294967295, 0]" error messages during boot. Fixes: 8cee32b40040 ("memory: tegra: Implement EMC debugfs interface on Tegra30") Signed-off-by: Dmitry Osipenko --- drivers/memory/tegra/tegra30-emc.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/memory/tegra/tegra30-emc.c b/drivers/memory/tegra/tegra30-emc.c index d8372051963f..681fe2dde05d 100644 --- a/drivers/memory/tegra/tegra30-emc.c +++ b/drivers/memory/tegra/tegra30-emc.c @@ -1264,6 +1264,11 @@ static void tegra_emc_debugfs_init(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) { -- 2.24.0