[PATCH v2 05/10] PCI: qcom: Add ddrss_sf_tbu flag
From: Dmitry Baryshkov <hidden>
Date: 2021-12-08 17:15:05
Also in:
linux-arm-msm, linux-pci, linux-phy
Subsystem:
arm/qualcomm mailing list, pci native host bridge and endpoint drivers, pci subsystem, pcie driver for qualcomm msm, the rest · Maintainers:
Lorenzo Pieralisi, Krzysztof Wilczyński, Manivannan Sadhasivam, Bjorn Helgaas, Linus Torvalds
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. Signed-off-by: Dmitry Baryshkov <redacted> --- drivers/pci/controller/dwc/pcie-qcom.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/pci/controller/dwc/pcie-qcom.c b/drivers/pci/controller/dwc/pcie-qcom.c
index 51a0475173fb..803d3ac18c56 100644
--- a/drivers/pci/controller/dwc/pcie-qcom.c
+++ b/drivers/pci/controller/dwc/pcie-qcom.c@@ -194,7 +194,9 @@ struct qcom_pcie_ops { struct qcom_pcie_cfg { const struct qcom_pcie_ops *ops; + /* flags for ops 2.7.0 and 1.9.0 */ unsigned int pipe_clk_need_muxing:1; + unsigned int has_ddrss_sf_tbu_clk:1; }; struct qcom_pcie {
@@ -1164,7 +1166,7 @@ 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 {
@@ -1512,6 +1514,7 @@ 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 = {
--
2.33.0