linux-kernel - [PATCH v3 1/3] PCI: qcom: Add sc7280 aggre0, aggre1 and ddr sf tbu clocks in PCIe driver

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Message-Id: <1662171184-25211-2-git-send-email-quic_krichai@quicinc.com>
Date:   Sat,  3 Sep 2022 07:43:02 +0530
From:   Krishna chaitanya chundru <quic_krichai@...cinc.com>
To:     helgaas@...nel.org
Cc:     linux-pci@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        linux-kernel@...r.kernel.org, mka@...omium.org,
        quic_vbadigan@...cinc.com, quic_hemantk@...cinc.com,
        quic_nitegupt@...cinc.com, quic_skananth@...cinc.com,
        quic_ramkri@...cinc.com, manivannan.sadhasivam@...aro.org,
        swboyd@...omium.org, dmitry.baryshkov@...aro.org,
        Krishna chaitanya chundru <quic_krichai@...cinc.com>,
        Stanimir Varbanov <svarbanov@...sol.com>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Lorenzo Pieralisi <lpieralisi@...nel.org>,
        Rob Herring <robh@...nel.org>,
        Krzysztof Wilczyński <kw@...ux.com>,
        Bjorn Helgaas <bhelgaas@...gle.com>
Subject: [PATCH v3 1/3] PCI: qcom: Add sc7280 aggre0, aggre1 and ddr sf tbu clocks in PCIe driver

Add missing aggre0, aggre1 and ddrs sf tbu clocks in PCIe driver.

If these clocks are not presenti, the PCIe link goes down in system suspend
and resume.

Signed-off-by: Krishna chaitanya chundru <quic_krichai@...cinc.com>
---
 drivers/pci/controller/dwc/pcie-qcom.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/pci/controller/dwc/pcie-qcom.c b/drivers/pci/controller/dwc/pcie-qcom.c
index 2ea1375..a7202f0 100644
--- a/drivers/pci/controller/dwc/pcie-qcom.c
+++ b/drivers/pci/controller/dwc/pcie-qcom.c
@@ -1548,7 +1548,10 @@ static const struct qcom_pcie_cfg sm8450_pcie1_cfg = {
 static const struct qcom_pcie_cfg sc7280_cfg = {
 	.ops = &ops_1_9_0,
 	.has_tbu_clk = true,
+	.has_ddrss_sf_tbu_clk = true,
 	.pipe_clk_need_muxing = true,
+	.has_aggre0_clk = true,
+	.has_aggre1_clk = true,
 };
 
 static const struct qcom_pcie_cfg sc8180x_cfg = {
-- 
2.7.4