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| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2021-08-12 20:00:24 +0300 |
|---|---|---|
| committer | Stephen Boyd <sboyd@kernel.org> | 2021-08-12 12:42:00 -0700 |
| commit | 82f53f9ee5770177eb102446cc3513bf07e2668a (patch) | |
| tree | 40ff03911a7d5b565cf0f889c5c8a8ad6cfb7892 /drivers/mfd | |
| parent | 928f9e2686110825262685b7aedc7b21b805fecd (diff) | |
| download | linux-82f53f9ee5770177eb102446cc3513bf07e2668a.tar.gz linux-82f53f9ee5770177eb102446cc3513bf07e2668a.tar.bz2 linux-82f53f9ee5770177eb102446cc3513bf07e2668a.zip | |
clk: fractional-divider: Introduce POWER_OF_TWO_PS flag
The newly introduced POWER_OF_TWO_PS flag, when set, makes the flow
to skip the assumption that the caller will use an additional 2^scale
prescaler to get the desired clock rate.
Reported-by: Liu Ying <victor.liu@nxp.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20210812170025.67074-3-andriy.shevchenko@linux.intel.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'drivers/mfd')
| -rw-r--r-- | drivers/mfd/intel-lpss.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/mfd/intel-lpss.c b/drivers/mfd/intel-lpss.c index a9bf10bee796..0e15afc39f54 100644 --- a/drivers/mfd/intel-lpss.c +++ b/drivers/mfd/intel-lpss.c @@ -301,7 +301,8 @@ static int intel_lpss_register_clock_divider(struct intel_lpss *lpss, snprintf(name, sizeof(name), "%s-div", devname); tmp = clk_register_fractional_divider(NULL, name, __clk_get_name(tmp), - 0, lpss->priv, 1, 15, 16, 15, 0, + CLK_FRAC_DIVIDER_POWER_OF_TWO_PS, + lpss->priv, 1, 15, 16, 15, 0, NULL); if (IS_ERR(tmp)) return PTR_ERR(tmp); |