From: hans.zhang@cixtech.com
To: bhelgaas@google.com, lpieralisi@kernel.org, kw@linux.com,
mani@kernel.org, robh@kernel.org, kwilczynski@kernel.org,
krzk+dt@kernel.org, conor+dt@kernel.org
Cc: mpillai@cadence.com, fugang.duan@cixtech.com,
guoyin.chen@cixtech.com, peter.chen@cixtech.com,
cix-kernel-upstream@cixtech.com, linux-pci@vger.kernel.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
Hans Zhang <hans.zhang@cixtech.com>
Subject: [PATCH v8 09/15] PCI: cadence: Update PCIe platform to use register offsets passed
Date: Tue, 19 Aug 2025 19:52:33 +0800 [thread overview]
Message-ID: <20250819115239.4170604-10-hans.zhang@cixtech.com> (raw)
In-Reply-To: <20250819115239.4170604-1-hans.zhang@cixtech.com>
From: Manikandan K Pillai <mpillai@cadence.com>
Update the PCIe Cadence platform to use register offsets that
are passed during probe of the platform.
Signed-off-by: Manikandan K Pillai <mpillai@cadence.com>
Co-developed-by: Hans Zhang <hans.zhang@cixtech.com>
Signed-off-by: Hans Zhang <hans.zhang@cixtech.com>
---
drivers/pci/controller/cadence/pcie-cadence-plat.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/drivers/pci/controller/cadence/pcie-cadence-plat.c b/drivers/pci/controller/cadence/pcie-cadence-plat.c
index b067a3296dd3..927ab5b8477c 100644
--- a/drivers/pci/controller/cadence/pcie-cadence-plat.c
+++ b/drivers/pci/controller/cadence/pcie-cadence-plat.c
@@ -31,6 +31,7 @@ static u64 cdns_plat_cpu_addr_fixup(struct cdns_pcie *pcie, u64 cpu_addr)
static const struct cdns_pcie_ops cdns_plat_ops = {
.cpu_addr_fixup = cdns_plat_cpu_addr_fixup,
+ .link_up = cdns_pcie_linkup,
};
static int cdns_plat_pcie_probe(struct platform_device *pdev)
@@ -68,6 +69,11 @@ static int cdns_plat_pcie_probe(struct platform_device *pdev)
rc = pci_host_bridge_priv(bridge);
rc->pcie.dev = dev;
rc->pcie.ops = &cdns_plat_ops;
+ rc->pcie.is_rc = data->is_rc;
+
+ /* Store the register bank offsets pointer */
+ rc->pcie.cdns_pcie_reg_offsets = data;
+
cdns_plat_pcie->pcie = &rc->pcie;
ret = cdns_pcie_init_phy(dev, cdns_plat_pcie->pcie);
@@ -95,6 +101,11 @@ static int cdns_plat_pcie_probe(struct platform_device *pdev)
ep->pcie.dev = dev;
ep->pcie.ops = &cdns_plat_ops;
+ ep->pcie.is_rc = data->is_rc;
+
+ /* Store the register bank offset pointer */
+ ep->pcie.cdns_pcie_reg_offsets = data;
+
cdns_plat_pcie->pcie = &ep->pcie;
ret = cdns_pcie_init_phy(dev, cdns_plat_pcie->pcie);
--
2.49.0
next prev parent reply other threads:[~2025-08-19 11:55 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-19 11:52 [PATCH v8 00/15] Enhance the PCIe controller driver for next generation controllers hans.zhang
2025-08-19 11:52 ` [PATCH v8 01/15] PCI: cadence: Add module support for platform controller driver hans.zhang
2025-08-19 11:52 ` [PATCH v8 02/15] PCI: cadence: Split PCIe controller header file hans.zhang
2025-08-19 11:52 ` [PATCH v8 03/15] PCI: cadence: Add register definitions for High Perf Architecture (HPA) hans.zhang
2025-08-19 17:36 ` ALOK TIWARI
2025-08-20 8:14 ` Manikandan Karunakaran Pillai
2025-08-19 11:52 ` [PATCH v8 04/15] PCI: cadence: Add helper functions for supporting " hans.zhang
2025-08-19 11:52 ` [PATCH v8 05/15] PCI: cadence: Move PCIe EP common functions to a separate file hans.zhang
2025-08-19 17:46 ` ALOK TIWARI
2025-08-19 11:52 ` [PATCH v8 06/15] PCI: cadence: Move PCIe RP " hans.zhang
2025-08-30 10:36 ` Manivannan Sadhasivam
2025-09-01 4:30 ` Manikandan Karunakaran Pillai
2025-08-19 11:52 ` [PATCH v8 07/15] PCI: cadence: Move PCIe controller common functions as " hans.zhang
2025-08-30 11:21 ` Manivannan Sadhasivam
2025-09-01 4:30 ` Manikandan Karunakaran Pillai
2025-08-19 11:52 ` [PATCH v8 08/15] PCI: cadence: Add support for High Perf Architecture (HPA) controller hans.zhang
2025-08-26 12:08 ` kernel test robot
2025-08-30 13:18 ` Manivannan Sadhasivam
2025-09-01 4:34 ` Manikandan Karunakaran Pillai
2025-08-19 11:52 ` hans.zhang [this message]
2025-08-19 11:52 ` [PATCH v8 10/15] dt-bindings: PCI: Add CIX Sky1 PCIe Root Complex bindings hans.zhang
2025-08-20 7:23 ` Krzysztof Kozlowski
2025-08-19 11:52 ` [PATCH v8 11/15] PCI: Add Cix Technology Vendor and Device ID hans.zhang
2025-08-30 13:20 ` Manivannan Sadhasivam
2025-08-30 13:21 ` Manivannan Sadhasivam
2025-09-01 3:03 ` Hans Zhang
2025-08-19 11:52 ` [PATCH v8 12/15] PCI: sky1: Add PCIe host support for CIX Sky1 hans.zhang
2025-08-30 13:29 ` Manivannan Sadhasivam
2025-09-01 3:04 ` Hans Zhang
2025-08-19 11:52 ` [PATCH v8 13/15] MAINTAINERS: add entry for CIX Sky1 PCIe driver hans.zhang
2025-08-19 11:52 ` [PATCH v8 14/15] arm64: dts: cix: Add PCIe Root Complex on sky1 hans.zhang
2025-08-30 13:31 ` Manivannan Sadhasivam
2025-09-01 3:09 ` Hans Zhang
2025-08-19 11:52 ` [PATCH v8 15/15] arm64: dts: cix: Enable PCIe on the Orion O6 board hans.zhang
2025-08-30 13:33 ` Manivannan Sadhasivam
2025-09-01 3:14 ` Hans Zhang
2025-09-01 3:17 ` Hans Zhang
2025-08-30 13:38 ` [PATCH v8 00/15] Enhance the PCIe controller driver for next generation controllers Manivannan Sadhasivam
2025-09-01 4:28 ` Manikandan Karunakaran Pillai
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