Messages in this thread | | | Subject | Re: [PATCH v6] clk: Add write operation for clk_parent debugfs node | From | Stephen Boyd <> | Date | Thu, 09 Dec 2021 17:17:16 -0800 |
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Quoting Sam Protsenko (2021-10-13 10:20:42) > Useful for testing mux clocks. One can write the index of the parent to > be set into clk_parent node, starting from 0. Example > > # cd /sys/kernel/debug/clk/mout_peri_bus > # cat clk_possible_parents > dout_shared0_div4 dout_shared1_div4 > # cat clk_parent > dout_shared0_div4 > # echo 1 > clk_parent > # cat clk_parent > dout_shared1_div4 > > CLOCK_ALLOW_WRITE_DEBUGFS has to be defined in drivers/clk/clk.c in > order to use this feature. > > Signed-off-by: Sam Protsenko <semen.protsenko@linaro.org> > Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> > Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> > ---
Applied to clk-next
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