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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2021-08-12 20:00:24 +0300
committerStephen Boyd <sboyd@kernel.org>2021-08-12 12:42:00 -0700
commit82f53f9ee5770177eb102446cc3513bf07e2668a (patch)
tree40ff03911a7d5b565cf0f889c5c8a8ad6cfb7892 /drivers/mfd
parent928f9e2686110825262685b7aedc7b21b805fecd (diff)
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.c3
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);