diff options
| author | Lubomir Rintel <lkundrak@v3.sk> | 2020-05-20 01:41:40 +0300 |
|---|---|---|
| committer | Stephen Boyd <sboyd@kernel.org> | 2020-05-28 03:55:11 +0300 |
| commit | 5278acc4418bad18ed677952ca7cd56ce312a87d (patch) | |
| tree | 45e6b8f13c04eca2efedb462f59bdc1e706b491c /drivers/clk/mmp/clk-frac.c | |
| parent | 06030c4e33babd63b6630d358a04f3dfb34cc29c (diff) | |
| download | linux-5278acc4418bad18ed677952ca7cd56ce312a87d.tar.xz | |
clk: mmp: frac: Allow setting bits other than the numerator/denominator
For the I2S fractional clocks, there are more bits that need to be set
for the clock to run. Their actual meaning is unknown.
Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
Link: https://lkml.kernel.org/r/20200519224151.2074597-3-lkundrak@v3.sk
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'drivers/clk/mmp/clk-frac.c')
| -rw-r--r-- | drivers/clk/mmp/clk-frac.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/clk/mmp/clk-frac.c b/drivers/clk/mmp/clk-frac.c index ed9928f5bdc7..48f592bd633d 100644 --- a/drivers/clk/mmp/clk-frac.c +++ b/drivers/clk/mmp/clk-frac.c @@ -148,7 +148,10 @@ static int clk_factor_init(struct clk_hw *hw) val &= ~(masks->den_mask << masks->den_shift); val |= (factor->ftbl[0].den & masks->den_mask) << masks->den_shift; + } + if (!(val & masks->enable_mask) || i >= factor->ftbl_cnt) { + val |= masks->enable_mask; writel(val, factor->base); } |