diff options
| author | Jerome Brunet <jbrunet@baylibre.com> | 2017-10-02 08:27:41 -0400 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2017-10-04 04:41:42 -0400 |
| commit | ca3dcd3ff5b13a31a09a0119dc484b97ec19c4c8 (patch) | |
| tree | 8a664f92c3218e17fb1050234cee3565c4ce22d0 | |
| parent | de3ee99b097dd51938276e3af388cd4ad0f2750a (diff) | |
mmc: meson-gx: make sure the clock is rounded down
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: 51c5d8447bd7 ("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>
| -rw-r--r-- | drivers/mmc/host/meson-gx-mmc.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/mmc/host/meson-gx-mmc.c b/drivers/mmc/host/meson-gx-mmc.c index c885c2d4b904..421c8719c202 100644 --- a/drivers/mmc/host/meson-gx-mmc.c +++ b/drivers/mmc/host/meson-gx-mmc.c | |||
| @@ -531,8 +531,7 @@ static int meson_mmc_clk_init(struct meson_host *host) | |||
| 531 | div->shift = __ffs(CLK_DIV_MASK); | 531 | div->shift = __ffs(CLK_DIV_MASK); |
| 532 | div->width = __builtin_popcountl(CLK_DIV_MASK); | 532 | div->width = __builtin_popcountl(CLK_DIV_MASK); |
| 533 | div->hw.init = &init; | 533 | div->hw.init = &init; |
| 534 | div->flags = (CLK_DIVIDER_ONE_BASED | | 534 | div->flags = CLK_DIVIDER_ONE_BASED; |
| 535 | CLK_DIVIDER_ROUND_CLOSEST); | ||
| 536 | 535 | ||
| 537 | clk = devm_clk_register(host->dev, &div->hw); | 536 | clk = devm_clk_register(host->dev, &div->hw); |
| 538 | if (WARN_ON(IS_ERR(clk))) | 537 | if (WARN_ON(IS_ERR(clk))) |