Messages in this thread | | | Subject | Re: [PATCH v2] clk: qcom: clk-alpha-pll: Don't reconfigure running Trion | From | Stephen Boyd <> | Date | Thu, 02 Dec 2021 16:59:27 -0800 |
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Quoting Bjorn Andersson (2021-11-23 08:25:08) > In the event that the bootloader has configured the Trion PLL as source > for the display clocks, e.g. for the continuous splashscreen, then there > will also be RCGs that are clocked by this instance. > > Reconfiguring, and in particular disabling the output of, the PLL will > cause issues for these downstream RCGs and has been shown to prevent > them from being re-parented. > > Follow downstream and skip configuration if it's determined that the PLL > is already running. > > Fixes: 59128c20a6a9 ("clk: qcom: clk-alpha-pll: Add support for controlling Lucid PLLs") > Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org> > ---
Applied to clk-fixes
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