linux-kernel - [PATCH 2/2] PCI: layerscape: Add EP mode support for LX2160A rev2

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

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