AcoSail/kernel_optimize_test
8
0
Fork 0
forked from luck/tmp_suning_uos_patched
Code Pull Requests Activity

mmc: meson-gx: make sure the clock is rounded down

Browse Source 
Using CLK_DIVIDER_ROUND_CLOSEST is unsafe as the mmc clock could be
rounded to a rate higher the specified rate. Removing this flag ensure
that, if the rate needs to be rounded, it will be rounded down.

Fixes: 51c5d8447b ("MMC: meson: initial support for GX platforms")
Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
Reviewed-by: Kevin Hilman <khilman@baylibre.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Jerome Brunet 2017-10-02 14:27:41 +02:00 committed by Ulf Hansson
parent de3ee99b09
commit ca3dcd3ff5
1 changed files with 1 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/mmc/host/meson-gx-mmc.c
View File

@ -531,8 +531,7 @@ static int meson_mmc_clk_init(struct meson_host *host)
div->shift = __ffs(CLK_DIV_MASK);
div->width = __builtin_popcountl(CLK_DIV_MASK);
div->hw.init = &init;
div->flags = (CLK_DIVIDER_ONE_BASED |
CLK_DIVIDER_ROUND_CLOSEST);
div->flags = CLK_DIVIDER_ONE_BASED;
clk = devm_clk_register(host->dev, &div->hw);
if (WARN_ON(IS_ERR(clk)))