On Tue, 23 Jan 2024 at 18:35, Satya Priya Kakitapalli
<quic_skakitap@xxxxxxxxxxx> wrote:
>
> Add active_only support for gcc_parents_0, this is needed because
> some of the clocks under it are critical which would vote on xo
> blocking the suspend.
The kernel should be able to work with older DT files. Please add
support for using bi_tcxo as a fallback.
>
> Signed-off-by: Satya Priya Kakitapalli <quic_skakitap@xxxxxxxxxxx>
> ---
> drivers/clk/qcom/gcc-sm8150.c | 10 ++++++++--
> 1 file changed, 8 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/clk/qcom/gcc-sm8150.c b/drivers/clk/qcom/gcc-sm8150.c
> index 05d115c52dfe..2a0608c5a104 100644
> --- a/drivers/clk/qcom/gcc-sm8150.c
> +++ b/drivers/clk/qcom/gcc-sm8150.c
> @@ -123,6 +123,12 @@ static const struct clk_parent_data gcc_parents_0[] = {
> { .hw = &gpll0_out_even.clkr.hw },
> };
>
> +static const struct clk_parent_data gcc_parents_0_ao[] = {
> + { .fw_name = "bi_tcxo_ao", .name = "bi_tcxo_ao" },
> + { .hw = &gpll0.clkr.hw },
> + { .hw = &gpll0_out_even.clkr.hw },
> +};
> +
> static const struct parent_map gcc_parent_map_1[] = {
> { P_BI_TCXO, 0 },
> { P_GPLL0_OUT_MAIN, 1 },
> @@ -222,8 +228,8 @@ static struct clk_rcg2 gcc_cpuss_ahb_clk_src = {
> .freq_tbl = ftbl_gcc_cpuss_ahb_clk_src,
> .clkr.hw.init = &(struct clk_init_data){
> .name = "gcc_cpuss_ahb_clk_src",
> - .parent_data = gcc_parents_0,
> - .num_parents = ARRAY_SIZE(gcc_parents_0),
> + .parent_data = gcc_parents_0_ao,
> + .num_parents = ARRAY_SIZE(gcc_parents_0_ao),
> .flags = CLK_SET_RATE_PARENT,
> .ops = &clk_rcg2_ops,
> },
>
> --
> 2.25.1
>
>
--
With best wishes
Dmitry
