On Wed, Apr 11, 2018 at 05:03:29PM +0300, Abel Vesa wrote: > From: Shawn Guo <[email protected]> > > Add flag CLK_SET_RATE_GATE for i.MX gate and divider clocks on which the > client drivers usually make clk_set_rate() call, so that the call will fail > when clock is still on instead of standing the risk of running into glitch > issue. Rate cannot be changed when the clock is enabled due to the glitchy > multiplexers. > > Signed-off-by: Shawn Guo <[email protected]> > [initial patch from imx internal repo] > Signed-off-by: Abel Vesa <[email protected]> > [carried over from 3.14 and also applied the flag to newer functions] > --- > > Changes since v1: > - changed ownership as per initial patch
IIRC, the patch was created on vendor kernel long time ago to work around a specific glitchy multiplexer issue seen on particular SoC. I'm not sure it's good for the upstream kernel today. Shawn
