Re: [PATCH] clk: qcom: gcc: Add missing clocks in SM8150

From: Vinod Koul
Date: Mon Oct 21 2019 - 06:54:44 EST


On 17-10-19, 10:48, Stephen Boyd wrote:
> > > > diff --git a/drivers/clk/qcom/gcc-sm8150.c b/drivers/clk/qcom/gcc-sm8150.c
> > > > index 12ca2d14797f..13d4d14a5744 100644
> > > > --- a/drivers/clk/qcom/gcc-sm8150.c
> > > > +++ b/drivers/clk/qcom/gcc-sm8150.c
> > > > @@ -1616,6 +1616,38 @@ static struct clk_branch gcc_gpu_cfg_ahb_clk = {
> > > > },
> > > > };
> > > >
> > > > +static struct clk_branch gcc_gpu_gpll0_clk_src = {
> > > > + .halt_check = BRANCH_HALT_SKIP,
> > >
> > > Why skip?
> >
> > I will explore and add comments for that
> >
> > > > + .clkr = {
> > > > + .enable_reg = 0x52004,
> > > > + .enable_mask = BIT(15),
> > > > + .hw.init = &(struct clk_init_data){
> > > > + .name = "gcc_gpu_gpll0_clk_src",
> > > > + .parent_hws = (const struct clk_hw *[]){
> > > > + &gpll0.clkr.hw },
> > > > + .num_parents = 1,
> > > > + .flags = CLK_SET_RATE_PARENT,
> > > > + .ops = &clk_branch2_ops,
> > > > + },
> > > > + },
> > > > +};
> > > > +
> > > > +static struct clk_branch gcc_gpu_gpll0_div_clk_src = {
> > > > + .halt_check = BRANCH_HALT_SKIP,
> > >
> > > Why skip?
> > >
>
> Any answer from the explorations?

Yeah so asking around the answer I got is that these are external
clocks and we need cannot rely on CLK_OFF bit for these clocks

Thanks

--
~Vinod