On Sat 18 Dec 06:10 PST 2021, Dmitry Baryshkov wrote:
> Qualcomm PCIe driver uses compatible string to check if the ddrss_sf_tbu
> clock should be used. Since sc7280 support has added flags, switch to
> the new mechanism to check if this clock should be used.
>
Reviewed-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
Regards,
Bjorn
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
> ---
> drivers/pci/controller/dwc/pcie-qcom.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/pci/controller/dwc/pcie-qcom.c b/drivers/pci/controller/dwc/pcie-qcom.c
> index 1204011c96ee..d8d400423a0a 100644
> --- a/drivers/pci/controller/dwc/pcie-qcom.c
> +++ b/drivers/pci/controller/dwc/pcie-qcom.c
> @@ -191,6 +191,7 @@ struct qcom_pcie_ops {
> struct qcom_pcie_cfg {
> const struct qcom_pcie_ops *ops;
> unsigned int pipe_clk_need_muxing:1;
> + unsigned int has_ddrss_sf_tbu_clk:1;
> };
>
> struct qcom_pcie {
> @@ -1133,7 +1134,7 @@ static int qcom_pcie_get_resources_2_7_0(struct qcom_pcie *pcie)
> res->clks[3].id = "bus_slave";
> res->clks[4].id = "slave_q2a";
> res->clks[5].id = "tbu";
> - if (of_device_is_compatible(dev->of_node, "qcom,pcie-sm8250")) {
> + if (pcie->cfg->has_ddrss_sf_tbu_clk) {
> res->clks[6].id = "ddrss_sf_tbu";
> res->num_clks = 7;
> } else {
> @@ -1449,6 +1450,7 @@ static const struct qcom_pcie_cfg sdm845_cfg = {
>
> static const struct qcom_pcie_cfg sm8250_cfg = {
> .ops = &ops_1_9_0,
> + .has_ddrss_sf_tbu_clk = true,
> };
>
> static const struct qcom_pcie_cfg sc7280_cfg = {
> --
> 2.34.1
>
