linux-kernel - [PATCH v2 5/7] PCI: qcom: Add SM8150 SoC support

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Date:   Tue,  1 Mar 2022 12:55:09 +0530
From:   Bhupesh Sharma <bhupesh.sharma@...aro.org>
To:     linux-arm-msm@...r.kernel.org, linux-pci@...r.kernel.org,
        devicetree@...r.kernel.org
Cc:     bhupesh.sharma@...aro.org, bhupesh.linux@...il.com,
        lorenzo.pieralisi@....com, agross@...nel.org,
        bjorn.andersson@...aro.org, svarbanov@...sol.com,
        bhelgaas@...gle.com, linux-kernel@...r.kernel.org,
        robh+dt@...nel.org, sboyd@...nel.org, mturquette@...libre.com,
        linux-clk@...r.kernel.org, Vinod Koul <vkoul@...nel.org>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Subject: [PATCH v2 5/7] PCI: qcom: Add SM8150 SoC support

The PCIe IP (rev 1.5.0) on SM8150 SoC is similar to the one used on
SM8250. Hence the support is added reusing the members of ops_2_7_0.

Cc: Vinod Koul <vkoul@...nel.org>
Cc: Rob Herring <robh+dt@...nel.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Signed-off-by: Bhupesh Sharma <bhupesh.sharma@...aro.org>
---
 drivers/pci/controller/dwc/pcie-qcom.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/drivers/pci/controller/dwc/pcie-qcom.c b/drivers/pci/controller/dwc/pcie-qcom.c
index c19cd506ed3f..66fbc0234888 100644
--- a/drivers/pci/controller/dwc/pcie-qcom.c
+++ b/drivers/pci/controller/dwc/pcie-qcom.c
@@ -1487,6 +1487,17 @@ static const struct qcom_pcie_ops ops_1_9_0 = {
 	.config_sid = qcom_pcie_config_sid_sm8250,
 };
 
+/* Qcom IP rev.: 1.5.0 */
+static const struct qcom_pcie_ops ops_1_5_0 = {
+	.get_resources = qcom_pcie_get_resources_2_7_0,
+	.init = qcom_pcie_init_2_7_0,
+	.deinit = qcom_pcie_deinit_2_7_0,
+	.ltssm_enable = qcom_pcie_2_3_2_ltssm_enable,
+	.post_init = qcom_pcie_post_init_2_7_0,
+	.post_deinit = qcom_pcie_post_deinit_2_7_0,
+	.config_sid = qcom_pcie_config_sid_sm8250,
+};
+
 static const struct qcom_pcie_cfg apq8084_cfg = {
 	.ops = &ops_1_0_0,
 };
@@ -1511,6 +1522,10 @@ static const struct qcom_pcie_cfg sdm845_cfg = {
 	.ops = &ops_2_7_0,
 };
 
+static const struct qcom_pcie_cfg sm8150_cfg = {
+	.ops = &ops_1_5_0,
+};
+
 static const struct qcom_pcie_cfg sm8250_cfg = {
 	.ops = &ops_1_9_0,
 };
@@ -1626,6 +1641,7 @@ static const struct of_device_id qcom_pcie_match[] = {
 	{ .compatible = "qcom,pcie-ipq4019", .data = &ipq4019_cfg },
 	{ .compatible = "qcom,pcie-qcs404", .data = &ipq4019_cfg },
 	{ .compatible = "qcom,pcie-sdm845", .data = &sdm845_cfg },
+	{ .compatible = "qcom,pcie-sm8150", .data = &sm8150_cfg },
 	{ .compatible = "qcom,pcie-sm8250", .data = &sm8250_cfg },
 	{ .compatible = "qcom,pcie-sc8180x", .data = &sm8250_cfg },
 	{ .compatible = "qcom,pcie-sc7280", .data = &sc7280_cfg },
-- 
2.35.1