Messages in this thread | | | Date | Wed, 18 Apr 2018 10:32:16 +0800 | From | Shawn Guo <> | Subject | Re: [PATCH v2] clk: imx: Set CLK_SET_RATE_GATE for gate and divider clocks |
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On Wed, Apr 11, 2018 at 05:03:29PM +0300, Abel Vesa wrote: > From: Shawn Guo <shawnguo@kernel.org> > > 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 <shawnguo@kernel.org> > [initial patch from imx internal repo] > Signed-off-by: Abel Vesa <abel.vesa@nxp.com> > [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
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