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Message-Id: <20201026051448.1913-2-Zhiqiang.Hou@nxp.com>
Date: Mon, 26 Oct 2020 13:14:48 +0800
From: Zhiqiang Hou <Zhiqiang.Hou@....com>
To: linux-pci@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, bhelgaas@...gle.com,
robh+dt@...nel.org, lorenzo.pieralisi@....com
Cc: minghuan.Lian@....com, mingkai.hu@....com, roy.zang@....com,
Hou Zhiqiang <Zhiqiang.Hou@....com>
Subject: [PATCH 2/2] PCI: layerscape: Add EP mode support for LX2160A rev2
From: Hou Zhiqiang <Zhiqiang.Hou@....com>
The LX2160A rev2 uses the same PCIe IP as LS2088A, but LX2160A rev2
PCIe controller is integrated with different stride between PFs'
register address.
Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@....com>
---
drivers/pci/controller/dwc/pci-layerscape-ep.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/pci/controller/dwc/pci-layerscape-ep.c b/drivers/pci/controller/dwc/pci-layerscape-ep.c
index 84206f265e54..b125fa1519c8 100644
--- a/drivers/pci/controller/dwc/pci-layerscape-ep.c
+++ b/drivers/pci/controller/dwc/pci-layerscape-ep.c
@@ -117,10 +117,17 @@ static const struct ls_pcie_ep_drvdata ls2_ep_drvdata = {
.dw_pcie_ops = &dw_ls_pcie_ep_ops,
};
+static const struct ls_pcie_ep_drvdata lx2_ep_drvdata = {
+ .func_offset = 0x8000,
+ .ops = &ls_pcie_ep_ops,
+ .dw_pcie_ops = &dw_ls_pcie_ep_ops,
+};
+
static const struct of_device_id ls_pcie_ep_of_match[] = {
{ .compatible = "fsl,ls1046a-pcie-ep", .data = &ls1_ep_drvdata },
{ .compatible = "fsl,ls1088a-pcie-ep", .data = &ls2_ep_drvdata },
{ .compatible = "fsl,ls2088a-pcie-ep", .data = &ls2_ep_drvdata },
+ { .compatible = "fsl,lx2160ar2-pcie-ep", .data = &lx2_ep_drvdata },
{ },
};
--
2.17.1
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