On Wed, 29 Jul 2020 at 08:52, Claudiu Beznea <claudiu.bez...@microchip.com> wrote: > > Do not disable clock if it is a critical one. > > Signed-off-by: Claudiu Beznea <claudiu.bez...@microchip.com> > --- > drivers/clk/clk-uclass.c | 3 +++ > 1 file changed, 3 insertions(+)
Reviewed-by: Simon Glass <s...@chromium.org> Please add a sandbox test > > diff --git a/drivers/clk/clk-uclass.c b/drivers/clk/clk-uclass.c > index b390a6b01c06..958a9490bee2 100644 > --- a/drivers/clk/clk-uclass.c > +++ b/drivers/clk/clk-uclass.c > @@ -605,6 +605,9 @@ int clk_disable(struct clk *clk) > > if (CONFIG_IS_ENABLED(CLK_CCF)) { > if (clk->id && !clk_get_by_id(clk->id, &clkp)) { > + if (clkp->flags & CLK_IS_CRITICAL) > + return 0; > + > if (clkp->enable_count == 0) { > printf("clk %s already disabled\n", > clkp->dev->name); > -- > 2.7.4 >