devicetree.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
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 v7 02/13] PCI: cadence: Split PCIe controller header file
Date: Wed, 13 Aug 2025 12:23:20 +0800	[thread overview]
Message-ID: <20250813042331.1258272-3-hans.zhang@cixtech.com> (raw)
In-Reply-To: <20250813042331.1258272-1-hans.zhang@cixtech.com>

From: Manikandan K Pillai <mpillai@cadence.com>

Split the Cadence PCIe header file by moving the Legacy(LGA)
controller register definitions to a separate header file for
support of next generation PCIe controller architecture.

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>
---
 .../cadence/pcie-cadence-lga-regs.h           | 228 ++++++++++++++++++
 drivers/pci/controller/cadence/pcie-cadence.h | 226 +----------------
 2 files changed, 229 insertions(+), 225 deletions(-)
 create mode 100644 drivers/pci/controller/cadence/pcie-cadence-lga-regs.h

diff --git a/drivers/pci/controller/cadence/pcie-cadence-lga-regs.h b/drivers/pci/controller/cadence/pcie-cadence-lga-regs.h
new file mode 100644
index 000000000000..0e88beb77292
--- /dev/null
+++ b/drivers/pci/controller/cadence/pcie-cadence-lga-regs.h
@@ -0,0 +1,228 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+// Copyright (c) 2017 Cadence
+// Cadence PCIe controller driver.
+// Author: Manikandan K Pillai <mpillai@cadence.com>
+
+#ifndef _PCIE_CADENCE_LGA_REGS_H
+#define _PCIE_CADENCE_LGA_REGS_H
+
+#include <linux/bitfield.h>
+
+/* Parameters for the waiting for link up routine */
+#define LINK_WAIT_MAX_RETRIES	10
+#define LINK_WAIT_USLEEP_MIN	90000
+#define LINK_WAIT_USLEEP_MAX	100000
+
+/* Local Management Registers */
+#define CDNS_PCIE_LM_BASE	0x00100000
+
+/* Vendor ID Register */
+#define CDNS_PCIE_LM_ID		(CDNS_PCIE_LM_BASE + 0x0044)
+#define  CDNS_PCIE_LM_ID_VENDOR_MASK	GENMASK(15, 0)
+#define  CDNS_PCIE_LM_ID_VENDOR_SHIFT	0
+#define  CDNS_PCIE_LM_ID_VENDOR(vid) \
+	(((vid) << CDNS_PCIE_LM_ID_VENDOR_SHIFT) & CDNS_PCIE_LM_ID_VENDOR_MASK)
+#define  CDNS_PCIE_LM_ID_SUBSYS_MASK	GENMASK(31, 16)
+#define  CDNS_PCIE_LM_ID_SUBSYS_SHIFT	16
+#define  CDNS_PCIE_LM_ID_SUBSYS(sub) \
+	(((sub) << CDNS_PCIE_LM_ID_SUBSYS_SHIFT) & CDNS_PCIE_LM_ID_SUBSYS_MASK)
+
+/* Root Port Requester ID Register */
+#define  CDNS_PCIE_LM_RP_RID		(CDNS_PCIE_LM_BASE + 0x0228)
+#define  CDNS_PCIE_LM_RP_RID_MASK	GENMASK(15, 0)
+#define  CDNS_PCIE_LM_RP_RID_SHIFT	0
+#define  CDNS_PCIE_LM_RP_RID_(rid) \
+	(((rid) << CDNS_PCIE_LM_RP_RID_SHIFT) & CDNS_PCIE_LM_RP_RID_MASK)
+
+/* Endpoint Bus and Device Number Register */
+#define  CDNS_PCIE_LM_EP_ID		(CDNS_PCIE_LM_BASE + 0x022C)
+#define  CDNS_PCIE_LM_EP_ID_DEV_MASK	GENMASK(4, 0)
+#define  CDNS_PCIE_LM_EP_ID_DEV_SHIFT	0
+#define  CDNS_PCIE_LM_EP_ID_BUS_MASK	GENMASK(15, 8)
+#define  CDNS_PCIE_LM_EP_ID_BUS_SHIFT	8
+
+/* Endpoint Function f BAR b Configuration Registers */
+#define CDNS_PCIE_LM_EP_FUNC_BAR_CFG(bar, fn) \
+	(((bar) < BAR_4) ? CDNS_PCIE_LM_EP_FUNC_BAR_CFG0(fn) : CDNS_PCIE_LM_EP_FUNC_BAR_CFG1(fn))
+#define CDNS_PCIE_LM_EP_FUNC_BAR_CFG0(fn) \
+	(CDNS_PCIE_LM_BASE + 0x0240 + (fn) * 0x0008)
+#define CDNS_PCIE_LM_EP_FUNC_BAR_CFG1(fn) \
+	(CDNS_PCIE_LM_BASE + 0x0244 + (fn) * 0x0008)
+#define CDNS_PCIE_LM_EP_VFUNC_BAR_CFG(bar, fn) \
+	(((bar) < BAR_4) ? CDNS_PCIE_LM_EP_VFUNC_BAR_CFG0(fn) : CDNS_PCIE_LM_EP_VFUNC_BAR_CFG1(fn))
+#define CDNS_PCIE_LM_EP_VFUNC_BAR_CFG0(fn) \
+	(CDNS_PCIE_LM_BASE + 0x0280 + (fn) * 0x0008)
+#define CDNS_PCIE_LM_EP_VFUNC_BAR_CFG1(fn) \
+	(CDNS_PCIE_LM_BASE + 0x0284 + (fn) * 0x0008)
+#define  CDNS_PCIE_LM_EP_FUNC_BAR_CFG_BAR_APERTURE_MASK(b) \
+	(GENMASK(4, 0) << ((b) * 8))
+#define  CDNS_PCIE_LM_EP_FUNC_BAR_CFG_BAR_APERTURE(b, a) \
+	(((a) << ((b) * 8)) & CDNS_PCIE_LM_EP_FUNC_BAR_CFG_BAR_APERTURE_MASK(b))
+#define  CDNS_PCIE_LM_EP_FUNC_BAR_CFG_BAR_CTRL_MASK(b) \
+	(GENMASK(7, 5) << ((b) * 8))
+#define  CDNS_PCIE_LM_EP_FUNC_BAR_CFG_BAR_CTRL(b, c) \
+	(((c) << ((b) * 8 + 5)) & CDNS_PCIE_LM_EP_FUNC_BAR_CFG_BAR_CTRL_MASK(b))
+
+/* Endpoint Function Configuration Register */
+#define CDNS_PCIE_LM_EP_FUNC_CFG	(CDNS_PCIE_LM_BASE + 0x02C0)
+
+/* Root Complex BAR Configuration Register */
+#define CDNS_PCIE_LM_RC_BAR_CFG	(CDNS_PCIE_LM_BASE + 0x0300)
+#define  CDNS_PCIE_LM_RC_BAR_CFG_BAR0_APERTURE_MASK	GENMASK(5, 0)
+#define  CDNS_PCIE_LM_RC_BAR_CFG_BAR0_APERTURE(a) \
+	(((a) << 0) & CDNS_PCIE_LM_RC_BAR_CFG_BAR0_APERTURE_MASK)
+#define  CDNS_PCIE_LM_RC_BAR_CFG_BAR0_CTRL_MASK		GENMASK(8, 6)
+#define  CDNS_PCIE_LM_RC_BAR_CFG_BAR0_CTRL(c) \
+	(((c) << 6) & CDNS_PCIE_LM_RC_BAR_CFG_BAR0_CTRL_MASK)
+#define  CDNS_PCIE_LM_RC_BAR_CFG_BAR1_APERTURE_MASK	GENMASK(13, 9)
+#define  CDNS_PCIE_LM_RC_BAR_CFG_BAR1_APERTURE(a) \
+	(((a) << 9) & CDNS_PCIE_LM_RC_BAR_CFG_BAR1_APERTURE_MASK)
+#define  CDNS_PCIE_LM_RC_BAR_CFG_BAR1_CTRL_MASK		GENMASK(16, 14)
+#define  CDNS_PCIE_LM_RC_BAR_CFG_BAR1_CTRL(c) \
+	(((c) << 14) & CDNS_PCIE_LM_RC_BAR_CFG_BAR1_CTRL_MASK)
+#define  CDNS_PCIE_LM_RC_BAR_CFG_PREFETCH_MEM_ENABLE	BIT(17)
+#define  CDNS_PCIE_LM_RC_BAR_CFG_PREFETCH_MEM_32BITS	0
+#define  CDNS_PCIE_LM_RC_BAR_CFG_PREFETCH_MEM_64BITS	BIT(18)
+#define  CDNS_PCIE_LM_RC_BAR_CFG_IO_ENABLE		BIT(19)
+#define  CDNS_PCIE_LM_RC_BAR_CFG_IO_16BITS		0
+#define  CDNS_PCIE_LM_RC_BAR_CFG_IO_32BITS		BIT(20)
+#define  CDNS_PCIE_LM_RC_BAR_CFG_CHECK_ENABLE		BIT(31)
+
+/* BAR control values applicable to both Endpoint Function and Root Complex */
+#define  CDNS_PCIE_LM_BAR_CFG_CTRL_DISABLED		0x0
+#define  CDNS_PCIE_LM_BAR_CFG_CTRL_IO_32BITS		0x1
+#define  CDNS_PCIE_LM_BAR_CFG_CTRL_MEM_32BITS		0x4
+#define  CDNS_PCIE_LM_BAR_CFG_CTRL_PREFETCH_MEM_32BITS	0x5
+#define  CDNS_PCIE_LM_BAR_CFG_CTRL_MEM_64BITS		0x6
+#define  CDNS_PCIE_LM_BAR_CFG_CTRL_PREFETCH_MEM_64BITS	0x7
+
+#define LM_RC_BAR_CFG_CTRL_DISABLED(bar)		\
+		(CDNS_PCIE_LM_BAR_CFG_CTRL_DISABLED << (((bar) * 8) + 6))
+#define LM_RC_BAR_CFG_CTRL_IO_32BITS(bar)		\
+		(CDNS_PCIE_LM_BAR_CFG_CTRL_IO_32BITS << (((bar) * 8) + 6))
+#define LM_RC_BAR_CFG_CTRL_MEM_32BITS(bar)		\
+		(CDNS_PCIE_LM_BAR_CFG_CTRL_MEM_32BITS << (((bar) * 8) + 6))
+#define LM_RC_BAR_CFG_CTRL_PREF_MEM_32BITS(bar)	\
+	(CDNS_PCIE_LM_BAR_CFG_CTRL_PREFETCH_MEM_32BITS << (((bar) * 8) + 6))
+#define LM_RC_BAR_CFG_CTRL_MEM_64BITS(bar)		\
+		(CDNS_PCIE_LM_BAR_CFG_CTRL_MEM_64BITS << (((bar) * 8) + 6))
+#define LM_RC_BAR_CFG_CTRL_PREF_MEM_64BITS(bar)	\
+	(CDNS_PCIE_LM_BAR_CFG_CTRL_PREFETCH_MEM_64BITS << (((bar) * 8) + 6))
+#define LM_RC_BAR_CFG_APERTURE(bar, aperture)		\
+					(((aperture) - 2) << ((bar) * 8))
+
+/* PTM Control Register */
+#define CDNS_PCIE_LM_PTM_CTRL		(CDNS_PCIE_LM_BASE + 0x0DA8)
+#define CDNS_PCIE_LM_TPM_CTRL_PTMRSEN	BIT(17)
+
+/*
+ * Endpoint Function Registers (PCI configuration space for endpoint functions)
+ */
+#define CDNS_PCIE_EP_FUNC_BASE(fn)	(((fn) << 12) & GENMASK(19, 12))
+
+#define CDNS_PCIE_EP_FUNC_MSI_CAP_OFFSET	0x90
+#define CDNS_PCIE_EP_FUNC_MSIX_CAP_OFFSET	0xB0
+#define CDNS_PCIE_EP_FUNC_DEV_CAP_OFFSET	0xC0
+#define CDNS_PCIE_EP_FUNC_SRIOV_CAP_OFFSET	0x200
+
+/* Endpoint PF Registers */
+#define CDNS_PCIE_CORE_PF_I_ARI_CAP_AND_CTRL(fn)	(0x144 + (fn) * 0x1000)
+#define CDNS_PCIE_ARI_CAP_NFN_MASK			GENMASK(15, 8)
+
+/* Root Port Registers (PCI configuration space for the root port function) */
+#define CDNS_PCIE_RP_BASE	0x00200000
+#define CDNS_PCIE_RP_CAP_OFFSET 0xC0
+
+/* Address Translation Registers */
+#define CDNS_PCIE_AT_BASE	0x00400000
+
+/* Region r Outbound AXI to PCIe Address Translation Register 0 */
+#define CDNS_PCIE_AT_OB_REGION_PCI_ADDR0(r) \
+	(CDNS_PCIE_AT_BASE + 0x0000 + ((r) & 0x1F) * 0x0020)
+#define  CDNS_PCIE_AT_OB_REGION_PCI_ADDR0_NBITS_MASK	GENMASK(5, 0)
+#define  CDNS_PCIE_AT_OB_REGION_PCI_ADDR0_NBITS(nbits) \
+	(((nbits) - 1) & CDNS_PCIE_AT_OB_REGION_PCI_ADDR0_NBITS_MASK)
+#define  CDNS_PCIE_AT_OB_REGION_PCI_ADDR0_DEVFN_MASK	GENMASK(19, 12)
+#define  CDNS_PCIE_AT_OB_REGION_PCI_ADDR0_DEVFN(devfn) \
+	(((devfn) << 12) & CDNS_PCIE_AT_OB_REGION_PCI_ADDR0_DEVFN_MASK)
+#define  CDNS_PCIE_AT_OB_REGION_PCI_ADDR0_BUS_MASK	GENMASK(27, 20)
+#define  CDNS_PCIE_AT_OB_REGION_PCI_ADDR0_BUS(bus) \
+	(((bus) << 20) & CDNS_PCIE_AT_OB_REGION_PCI_ADDR0_BUS_MASK)
+
+/* Region r Outbound AXI to PCIe Address Translation Register 1 */
+#define CDNS_PCIE_AT_OB_REGION_PCI_ADDR1(r) \
+	(CDNS_PCIE_AT_BASE + 0x0004 + ((r) & 0x1F) * 0x0020)
+
+/* Region r Outbound PCIe Descriptor Register 0 */
+#define CDNS_PCIE_AT_OB_REGION_DESC0(r) \
+	(CDNS_PCIE_AT_BASE + 0x0008 + ((r) & 0x1F) * 0x0020)
+#define  CDNS_PCIE_AT_OB_REGION_DESC0_TYPE_MASK		GENMASK(3, 0)
+#define  CDNS_PCIE_AT_OB_REGION_DESC0_TYPE_MEM		0x2
+#define  CDNS_PCIE_AT_OB_REGION_DESC0_TYPE_IO		0x6
+#define  CDNS_PCIE_AT_OB_REGION_DESC0_TYPE_CONF_TYPE0	0xA
+#define  CDNS_PCIE_AT_OB_REGION_DESC0_TYPE_CONF_TYPE1	0xB
+#define  CDNS_PCIE_AT_OB_REGION_DESC0_TYPE_NORMAL_MSG	0xC
+#define  CDNS_PCIE_AT_OB_REGION_DESC0_TYPE_VENDOR_MSG	0xD
+/* Bit 23 MUST be set in RC mode. */
+#define  CDNS_PCIE_AT_OB_REGION_DESC0_HARDCODED_RID	BIT(23)
+#define  CDNS_PCIE_AT_OB_REGION_DESC0_DEVFN_MASK	GENMASK(31, 24)
+#define  CDNS_PCIE_AT_OB_REGION_DESC0_DEVFN(devfn) \
+	(((devfn) << 24) & CDNS_PCIE_AT_OB_REGION_DESC0_DEVFN_MASK)
+
+/* Region r Outbound PCIe Descriptor Register 1 */
+#define CDNS_PCIE_AT_OB_REGION_DESC1(r)	\
+	(CDNS_PCIE_AT_BASE + 0x000C + ((r) & 0x1F) * 0x0020)
+#define  CDNS_PCIE_AT_OB_REGION_DESC1_BUS_MASK	GENMASK(7, 0)
+#define  CDNS_PCIE_AT_OB_REGION_DESC1_BUS(bus) \
+	((bus) & CDNS_PCIE_AT_OB_REGION_DESC1_BUS_MASK)
+
+/* Region r AXI Region Base Address Register 0 */
+#define CDNS_PCIE_AT_OB_REGION_CPU_ADDR0(r) \
+	(CDNS_PCIE_AT_BASE + 0x0018 + ((r) & 0x1F) * 0x0020)
+#define  CDNS_PCIE_AT_OB_REGION_CPU_ADDR0_NBITS_MASK	GENMASK(5, 0)
+#define  CDNS_PCIE_AT_OB_REGION_CPU_ADDR0_NBITS(nbits) \
+	(((nbits) - 1) & CDNS_PCIE_AT_OB_REGION_CPU_ADDR0_NBITS_MASK)
+
+/* Region r AXI Region Base Address Register 1 */
+#define CDNS_PCIE_AT_OB_REGION_CPU_ADDR1(r) \
+	(CDNS_PCIE_AT_BASE + 0x001C + ((r) & 0x1F) * 0x0020)
+
+/* Root Port BAR Inbound PCIe to AXI Address Translation Register */
+#define CDNS_PCIE_AT_IB_RP_BAR_ADDR0(bar) \
+	(CDNS_PCIE_AT_BASE + 0x0800 + (bar) * 0x0008)
+#define  CDNS_PCIE_AT_IB_RP_BAR_ADDR0_NBITS_MASK	GENMASK(5, 0)
+#define  CDNS_PCIE_AT_IB_RP_BAR_ADDR0_NBITS(nbits) \
+	(((nbits) - 1) & CDNS_PCIE_AT_IB_RP_BAR_ADDR0_NBITS_MASK)
+#define CDNS_PCIE_AT_IB_RP_BAR_ADDR1(bar) \
+	(CDNS_PCIE_AT_BASE + 0x0804 + (bar) * 0x0008)
+
+/* AXI link down register */
+#define CDNS_PCIE_AT_LINKDOWN (CDNS_PCIE_AT_BASE + 0x0824)
+
+/* LTSSM Capabilities register */
+#define CDNS_PCIE_LTSSM_CONTROL_CAP		(CDNS_PCIE_LM_BASE + 0x0054)
+#define  CDNS_PCIE_DETECT_QUIET_MIN_DELAY_MASK	GENMASK(2, 1)
+#define  CDNS_PCIE_DETECT_QUIET_MIN_DELAY_SHIFT 1
+#define  CDNS_PCIE_DETECT_QUIET_MIN_DELAY(delay) \
+	 (((delay) << CDNS_PCIE_DETECT_QUIET_MIN_DELAY_SHIFT) & \
+	 CDNS_PCIE_DETECT_QUIET_MIN_DELAY_MASK)
+
+#define CDNS_PCIE_RP_MAX_IB	0x3
+#define CDNS_PCIE_MAX_OB	32
+
+/* Endpoint Function BAR Inbound PCIe to AXI Address Translation Register */
+#define CDNS_PCIE_AT_IB_EP_FUNC_BAR_ADDR0(fn, bar) \
+	(CDNS_PCIE_AT_BASE + 0x0840 + (fn) * 0x0040 + (bar) * 0x0008)
+#define CDNS_PCIE_AT_IB_EP_FUNC_BAR_ADDR1(fn, bar) \
+	(CDNS_PCIE_AT_BASE + 0x0844 + (fn) * 0x0040 + (bar) * 0x0008)
+
+/* Normal/Vendor specific message access: offset inside some outbound region */
+#define CDNS_PCIE_NORMAL_MSG_ROUTING_MASK	GENMASK(7, 5)
+#define CDNS_PCIE_NORMAL_MSG_ROUTING(route) \
+	(((route) << 5) & CDNS_PCIE_NORMAL_MSG_ROUTING_MASK)
+#define CDNS_PCIE_NORMAL_MSG_CODE_MASK		GENMASK(15, 8)
+#define CDNS_PCIE_NORMAL_MSG_CODE(code) \
+	(((code) << 8) & CDNS_PCIE_NORMAL_MSG_CODE_MASK)
+#define CDNS_PCIE_MSG_NO_DATA                   BIT(16)
+
+#endif /* _PCIE_CADENCE_LGA_REGS_H */
diff --git a/drivers/pci/controller/cadence/pcie-cadence.h b/drivers/pci/controller/cadence/pcie-cadence.h
index 1d81c4bf6c6d..79df86117fde 100644
--- a/drivers/pci/controller/cadence/pcie-cadence.h
+++ b/drivers/pci/controller/cadence/pcie-cadence.h
@@ -10,213 +10,7 @@
 #include <linux/pci.h>
 #include <linux/pci-epf.h>
 #include <linux/phy/phy.h>
-
-/* Parameters for the waiting for link up routine */
-#define LINK_WAIT_MAX_RETRIES	10
-#define LINK_WAIT_USLEEP_MIN	90000
-#define LINK_WAIT_USLEEP_MAX	100000
-
-/*
- * Local Management Registers
- */
-#define CDNS_PCIE_LM_BASE	0x00100000
-
-/* Vendor ID Register */
-#define CDNS_PCIE_LM_ID		(CDNS_PCIE_LM_BASE + 0x0044)
-#define  CDNS_PCIE_LM_ID_VENDOR_MASK	GENMASK(15, 0)
-#define  CDNS_PCIE_LM_ID_VENDOR_SHIFT	0
-#define  CDNS_PCIE_LM_ID_VENDOR(vid) \
-	(((vid) << CDNS_PCIE_LM_ID_VENDOR_SHIFT) & CDNS_PCIE_LM_ID_VENDOR_MASK)
-#define  CDNS_PCIE_LM_ID_SUBSYS_MASK	GENMASK(31, 16)
-#define  CDNS_PCIE_LM_ID_SUBSYS_SHIFT	16
-#define  CDNS_PCIE_LM_ID_SUBSYS(sub) \
-	(((sub) << CDNS_PCIE_LM_ID_SUBSYS_SHIFT) & CDNS_PCIE_LM_ID_SUBSYS_MASK)
-
-/* Root Port Requester ID Register */
-#define CDNS_PCIE_LM_RP_RID	(CDNS_PCIE_LM_BASE + 0x0228)
-#define  CDNS_PCIE_LM_RP_RID_MASK	GENMASK(15, 0)
-#define  CDNS_PCIE_LM_RP_RID_SHIFT	0
-#define  CDNS_PCIE_LM_RP_RID_(rid) \
-	(((rid) << CDNS_PCIE_LM_RP_RID_SHIFT) & CDNS_PCIE_LM_RP_RID_MASK)
-
-/* Endpoint Bus and Device Number Register */
-#define CDNS_PCIE_LM_EP_ID	(CDNS_PCIE_LM_BASE + 0x022c)
-#define  CDNS_PCIE_LM_EP_ID_DEV_MASK	GENMASK(4, 0)
-#define  CDNS_PCIE_LM_EP_ID_DEV_SHIFT	0
-#define  CDNS_PCIE_LM_EP_ID_BUS_MASK	GENMASK(15, 8)
-#define  CDNS_PCIE_LM_EP_ID_BUS_SHIFT	8
-
-/* Endpoint Function f BAR b Configuration Registers */
-#define CDNS_PCIE_LM_EP_FUNC_BAR_CFG(bar, fn) \
-	(((bar) < BAR_4) ? CDNS_PCIE_LM_EP_FUNC_BAR_CFG0(fn) : CDNS_PCIE_LM_EP_FUNC_BAR_CFG1(fn))
-#define CDNS_PCIE_LM_EP_FUNC_BAR_CFG0(fn) \
-	(CDNS_PCIE_LM_BASE + 0x0240 + (fn) * 0x0008)
-#define CDNS_PCIE_LM_EP_FUNC_BAR_CFG1(fn) \
-	(CDNS_PCIE_LM_BASE + 0x0244 + (fn) * 0x0008)
-#define CDNS_PCIE_LM_EP_VFUNC_BAR_CFG(bar, fn) \
-	(((bar) < BAR_4) ? CDNS_PCIE_LM_EP_VFUNC_BAR_CFG0(fn) : CDNS_PCIE_LM_EP_VFUNC_BAR_CFG1(fn))
-#define CDNS_PCIE_LM_EP_VFUNC_BAR_CFG0(fn) \
-	(CDNS_PCIE_LM_BASE + 0x0280 + (fn) * 0x0008)
-#define CDNS_PCIE_LM_EP_VFUNC_BAR_CFG1(fn) \
-	(CDNS_PCIE_LM_BASE + 0x0284 + (fn) * 0x0008)
-#define  CDNS_PCIE_LM_EP_FUNC_BAR_CFG_BAR_APERTURE_MASK(b) \
-	(GENMASK(4, 0) << ((b) * 8))
-#define  CDNS_PCIE_LM_EP_FUNC_BAR_CFG_BAR_APERTURE(b, a) \
-	(((a) << ((b) * 8)) & CDNS_PCIE_LM_EP_FUNC_BAR_CFG_BAR_APERTURE_MASK(b))
-#define  CDNS_PCIE_LM_EP_FUNC_BAR_CFG_BAR_CTRL_MASK(b) \
-	(GENMASK(7, 5) << ((b) * 8))
-#define  CDNS_PCIE_LM_EP_FUNC_BAR_CFG_BAR_CTRL(b, c) \
-	(((c) << ((b) * 8 + 5)) & CDNS_PCIE_LM_EP_FUNC_BAR_CFG_BAR_CTRL_MASK(b))
-
-/* Endpoint Function Configuration Register */
-#define CDNS_PCIE_LM_EP_FUNC_CFG	(CDNS_PCIE_LM_BASE + 0x02c0)
-
-/* Root Complex BAR Configuration Register */
-#define CDNS_PCIE_LM_RC_BAR_CFG	(CDNS_PCIE_LM_BASE + 0x0300)
-#define  CDNS_PCIE_LM_RC_BAR_CFG_BAR0_APERTURE_MASK	GENMASK(5, 0)
-#define  CDNS_PCIE_LM_RC_BAR_CFG_BAR0_APERTURE(a) \
-	(((a) << 0) & CDNS_PCIE_LM_RC_BAR_CFG_BAR0_APERTURE_MASK)
-#define  CDNS_PCIE_LM_RC_BAR_CFG_BAR0_CTRL_MASK		GENMASK(8, 6)
-#define  CDNS_PCIE_LM_RC_BAR_CFG_BAR0_CTRL(c) \
-	(((c) << 6) & CDNS_PCIE_LM_RC_BAR_CFG_BAR0_CTRL_MASK)
-#define  CDNS_PCIE_LM_RC_BAR_CFG_BAR1_APERTURE_MASK	GENMASK(13, 9)
-#define  CDNS_PCIE_LM_RC_BAR_CFG_BAR1_APERTURE(a) \
-	(((a) << 9) & CDNS_PCIE_LM_RC_BAR_CFG_BAR1_APERTURE_MASK)
-#define  CDNS_PCIE_LM_RC_BAR_CFG_BAR1_CTRL_MASK		GENMASK(16, 14)
-#define  CDNS_PCIE_LM_RC_BAR_CFG_BAR1_CTRL(c) \
-	(((c) << 14) & CDNS_PCIE_LM_RC_BAR_CFG_BAR1_CTRL_MASK)
-#define  CDNS_PCIE_LM_RC_BAR_CFG_PREFETCH_MEM_ENABLE	BIT(17)
-#define  CDNS_PCIE_LM_RC_BAR_CFG_PREFETCH_MEM_32BITS	0
-#define  CDNS_PCIE_LM_RC_BAR_CFG_PREFETCH_MEM_64BITS	BIT(18)
-#define  CDNS_PCIE_LM_RC_BAR_CFG_IO_ENABLE		BIT(19)
-#define  CDNS_PCIE_LM_RC_BAR_CFG_IO_16BITS		0
-#define  CDNS_PCIE_LM_RC_BAR_CFG_IO_32BITS		BIT(20)
-#define  CDNS_PCIE_LM_RC_BAR_CFG_CHECK_ENABLE		BIT(31)
-
-/* BAR control values applicable to both Endpoint Function and Root Complex */
-#define  CDNS_PCIE_LM_BAR_CFG_CTRL_DISABLED		0x0
-#define  CDNS_PCIE_LM_BAR_CFG_CTRL_IO_32BITS		0x1
-#define  CDNS_PCIE_LM_BAR_CFG_CTRL_MEM_32BITS		0x4
-#define  CDNS_PCIE_LM_BAR_CFG_CTRL_PREFETCH_MEM_32BITS	0x5
-#define  CDNS_PCIE_LM_BAR_CFG_CTRL_MEM_64BITS		0x6
-#define  CDNS_PCIE_LM_BAR_CFG_CTRL_PREFETCH_MEM_64BITS	0x7
-
-#define LM_RC_BAR_CFG_CTRL_DISABLED(bar)		\
-		(CDNS_PCIE_LM_BAR_CFG_CTRL_DISABLED << (((bar) * 8) + 6))
-#define LM_RC_BAR_CFG_CTRL_IO_32BITS(bar)		\
-		(CDNS_PCIE_LM_BAR_CFG_CTRL_IO_32BITS << (((bar) * 8) + 6))
-#define LM_RC_BAR_CFG_CTRL_MEM_32BITS(bar)		\
-		(CDNS_PCIE_LM_BAR_CFG_CTRL_MEM_32BITS << (((bar) * 8) + 6))
-#define LM_RC_BAR_CFG_CTRL_PREF_MEM_32BITS(bar)	\
-	(CDNS_PCIE_LM_BAR_CFG_CTRL_PREFETCH_MEM_32BITS << (((bar) * 8) + 6))
-#define LM_RC_BAR_CFG_CTRL_MEM_64BITS(bar)		\
-		(CDNS_PCIE_LM_BAR_CFG_CTRL_MEM_64BITS << (((bar) * 8) + 6))
-#define LM_RC_BAR_CFG_CTRL_PREF_MEM_64BITS(bar)	\
-	(CDNS_PCIE_LM_BAR_CFG_CTRL_PREFETCH_MEM_64BITS << (((bar) * 8) + 6))
-#define LM_RC_BAR_CFG_APERTURE(bar, aperture)		\
-					(((aperture) - 2) << ((bar) * 8))
-
-/* PTM Control Register */
-#define CDNS_PCIE_LM_PTM_CTRL 	(CDNS_PCIE_LM_BASE + 0x0da8)
-#define CDNS_PCIE_LM_TPM_CTRL_PTMRSEN 	BIT(17)
-
-/*
- * Endpoint Function Registers (PCI configuration space for endpoint functions)
- */
-#define CDNS_PCIE_EP_FUNC_BASE(fn)	(((fn) << 12) & GENMASK(19, 12))
-
-#define CDNS_PCIE_EP_FUNC_MSI_CAP_OFFSET	0x90
-#define CDNS_PCIE_EP_FUNC_MSIX_CAP_OFFSET	0xb0
-#define CDNS_PCIE_EP_FUNC_DEV_CAP_OFFSET	0xc0
-#define CDNS_PCIE_EP_FUNC_SRIOV_CAP_OFFSET	0x200
-
-/*
- * Endpoint PF Registers
- */
-#define CDNS_PCIE_CORE_PF_I_ARI_CAP_AND_CTRL(fn)	(0x144 + (fn) * 0x1000)
-#define CDNS_PCIE_ARI_CAP_NFN_MASK			GENMASK(15, 8)
-
-/*
- * Root Port Registers (PCI configuration space for the root port function)
- */
-#define CDNS_PCIE_RP_BASE	0x00200000
-#define CDNS_PCIE_RP_CAP_OFFSET 0xc0
-
-/*
- * Address Translation Registers
- */
-#define CDNS_PCIE_AT_BASE	0x00400000
-
-/* Region r Outbound AXI to PCIe Address Translation Register 0 */
-#define CDNS_PCIE_AT_OB_REGION_PCI_ADDR0(r) \
-	(CDNS_PCIE_AT_BASE + 0x0000 + ((r) & 0x1f) * 0x0020)
-#define  CDNS_PCIE_AT_OB_REGION_PCI_ADDR0_NBITS_MASK	GENMASK(5, 0)
-#define  CDNS_PCIE_AT_OB_REGION_PCI_ADDR0_NBITS(nbits) \
-	(((nbits) - 1) & CDNS_PCIE_AT_OB_REGION_PCI_ADDR0_NBITS_MASK)
-#define  CDNS_PCIE_AT_OB_REGION_PCI_ADDR0_DEVFN_MASK	GENMASK(19, 12)
-#define  CDNS_PCIE_AT_OB_REGION_PCI_ADDR0_DEVFN(devfn) \
-	(((devfn) << 12) & CDNS_PCIE_AT_OB_REGION_PCI_ADDR0_DEVFN_MASK)
-#define  CDNS_PCIE_AT_OB_REGION_PCI_ADDR0_BUS_MASK	GENMASK(27, 20)
-#define  CDNS_PCIE_AT_OB_REGION_PCI_ADDR0_BUS(bus) \
-	(((bus) << 20) & CDNS_PCIE_AT_OB_REGION_PCI_ADDR0_BUS_MASK)
-
-/* Region r Outbound AXI to PCIe Address Translation Register 1 */
-#define CDNS_PCIE_AT_OB_REGION_PCI_ADDR1(r) \
-	(CDNS_PCIE_AT_BASE + 0x0004 + ((r) & 0x1f) * 0x0020)
-
-/* Region r Outbound PCIe Descriptor Register 0 */
-#define CDNS_PCIE_AT_OB_REGION_DESC0(r) \
-	(CDNS_PCIE_AT_BASE + 0x0008 + ((r) & 0x1f) * 0x0020)
-#define  CDNS_PCIE_AT_OB_REGION_DESC0_TYPE_MASK		GENMASK(3, 0)
-#define  CDNS_PCIE_AT_OB_REGION_DESC0_TYPE_MEM		0x2
-#define  CDNS_PCIE_AT_OB_REGION_DESC0_TYPE_IO		0x6
-#define  CDNS_PCIE_AT_OB_REGION_DESC0_TYPE_CONF_TYPE0	0xa
-#define  CDNS_PCIE_AT_OB_REGION_DESC0_TYPE_CONF_TYPE1	0xb
-#define  CDNS_PCIE_AT_OB_REGION_DESC0_TYPE_NORMAL_MSG	0xc
-#define  CDNS_PCIE_AT_OB_REGION_DESC0_TYPE_VENDOR_MSG	0xd
-/* Bit 23 MUST be set in RC mode. */
-#define  CDNS_PCIE_AT_OB_REGION_DESC0_HARDCODED_RID	BIT(23)
-#define  CDNS_PCIE_AT_OB_REGION_DESC0_DEVFN_MASK	GENMASK(31, 24)
-#define  CDNS_PCIE_AT_OB_REGION_DESC0_DEVFN(devfn) \
-	(((devfn) << 24) & CDNS_PCIE_AT_OB_REGION_DESC0_DEVFN_MASK)
-
-/* Region r Outbound PCIe Descriptor Register 1 */
-#define CDNS_PCIE_AT_OB_REGION_DESC1(r)	\
-	(CDNS_PCIE_AT_BASE + 0x000c + ((r) & 0x1f) * 0x0020)
-#define  CDNS_PCIE_AT_OB_REGION_DESC1_BUS_MASK	GENMASK(7, 0)
-#define  CDNS_PCIE_AT_OB_REGION_DESC1_BUS(bus) \
-	((bus) & CDNS_PCIE_AT_OB_REGION_DESC1_BUS_MASK)
-
-/* Region r AXI Region Base Address Register 0 */
-#define CDNS_PCIE_AT_OB_REGION_CPU_ADDR0(r) \
-	(CDNS_PCIE_AT_BASE + 0x0018 + ((r) & 0x1f) * 0x0020)
-#define  CDNS_PCIE_AT_OB_REGION_CPU_ADDR0_NBITS_MASK	GENMASK(5, 0)
-#define  CDNS_PCIE_AT_OB_REGION_CPU_ADDR0_NBITS(nbits) \
-	(((nbits) - 1) & CDNS_PCIE_AT_OB_REGION_CPU_ADDR0_NBITS_MASK)
-
-/* Region r AXI Region Base Address Register 1 */
-#define CDNS_PCIE_AT_OB_REGION_CPU_ADDR1(r) \
-	(CDNS_PCIE_AT_BASE + 0x001c + ((r) & 0x1f) * 0x0020)
-
-/* Root Port BAR Inbound PCIe to AXI Address Translation Register */
-#define CDNS_PCIE_AT_IB_RP_BAR_ADDR0(bar) \
-	(CDNS_PCIE_AT_BASE + 0x0800 + (bar) * 0x0008)
-#define  CDNS_PCIE_AT_IB_RP_BAR_ADDR0_NBITS_MASK	GENMASK(5, 0)
-#define  CDNS_PCIE_AT_IB_RP_BAR_ADDR0_NBITS(nbits) \
-	(((nbits) - 1) & CDNS_PCIE_AT_IB_RP_BAR_ADDR0_NBITS_MASK)
-#define CDNS_PCIE_AT_IB_RP_BAR_ADDR1(bar) \
-	(CDNS_PCIE_AT_BASE + 0x0804 + (bar) * 0x0008)
-
-/* AXI link down register */
-#define CDNS_PCIE_AT_LINKDOWN (CDNS_PCIE_AT_BASE + 0x0824)
-
-/* LTSSM Capabilities register */
-#define CDNS_PCIE_LTSSM_CONTROL_CAP             (CDNS_PCIE_LM_BASE + 0x0054)
-#define  CDNS_PCIE_DETECT_QUIET_MIN_DELAY_MASK  GENMASK(2, 1)
-#define  CDNS_PCIE_DETECT_QUIET_MIN_DELAY_SHIFT 1
-#define  CDNS_PCIE_DETECT_QUIET_MIN_DELAY(delay) \
-	 (((delay) << CDNS_PCIE_DETECT_QUIET_MIN_DELAY_SHIFT) & \
-	 CDNS_PCIE_DETECT_QUIET_MIN_DELAY_MASK)
+#include "pcie-cadence-lga-regs.h"
 
 enum cdns_pcie_rp_bar {
 	RP_BAR_UNDEFINED = -1,
@@ -225,29 +19,11 @@ enum cdns_pcie_rp_bar {
 	RP_NO_BAR
 };
 
-#define CDNS_PCIE_RP_MAX_IB	0x3
-#define CDNS_PCIE_MAX_OB	32
-
 struct cdns_pcie_rp_ib_bar {
 	u64 size;
 	bool free;
 };
 
-/* Endpoint Function BAR Inbound PCIe to AXI Address Translation Register */
-#define CDNS_PCIE_AT_IB_EP_FUNC_BAR_ADDR0(fn, bar) \
-	(CDNS_PCIE_AT_BASE + 0x0840 + (fn) * 0x0040 + (bar) * 0x0008)
-#define CDNS_PCIE_AT_IB_EP_FUNC_BAR_ADDR1(fn, bar) \
-	(CDNS_PCIE_AT_BASE + 0x0844 + (fn) * 0x0040 + (bar) * 0x0008)
-
-/* Normal/Vendor specific message access: offset inside some outbound region */
-#define CDNS_PCIE_NORMAL_MSG_ROUTING_MASK	GENMASK(7, 5)
-#define CDNS_PCIE_NORMAL_MSG_ROUTING(route) \
-	(((route) << 5) & CDNS_PCIE_NORMAL_MSG_ROUTING_MASK)
-#define CDNS_PCIE_NORMAL_MSG_CODE_MASK		GENMASK(15, 8)
-#define CDNS_PCIE_NORMAL_MSG_CODE(code) \
-	(((code) << 8) & CDNS_PCIE_NORMAL_MSG_CODE_MASK)
-#define CDNS_PCIE_MSG_DATA			BIT(16)
-
 struct cdns_pcie;
 
 struct cdns_pcie_ops {
-- 
2.49.0


  parent reply	other threads:[~2025-08-13  4:27 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-08-13  4:23 [PATCH v7 00/13] Enhance the PCIe controller driver for next generation controllers hans.zhang
2025-08-13  4:23 ` [PATCH v7 01/13] PCI: cadence: Add support for modules for cadence controller builds hans.zhang
2025-08-14 21:25   ` Bjorn Helgaas
2025-08-13  4:23 ` hans.zhang [this message]
2025-08-14 21:16   ` [PATCH v7 02/13] PCI: cadence: Split PCIe controller header file Bjorn Helgaas
2025-08-18  2:01     ` Manikandan Karunakaran Pillai
2025-08-13  4:23 ` [PATCH v7 03/13] PCI: cadence: Add register definitions for HPA(High Perf Architecture) hans.zhang
2025-08-13 19:17   ` Krzysztof Kozlowski
2025-08-14  1:29     ` Manikandan Karunakaran Pillai
2025-08-14 21:35   ` Bjorn Helgaas
2025-08-13  4:23 ` [PATCH v7 04/13] PCI: cadence: Split PCIe EP support into common and specific functions hans.zhang
2025-08-14 21:41   ` Bjorn Helgaas
2025-08-13  4:23 ` [PATCH v7 05/13] PCI: cadence: Split PCIe RP " hans.zhang
2025-08-14 21:48   ` Bjorn Helgaas
2025-08-13  4:23 ` [PATCH v7 06/13] PCI: cadence: Split the common functions for PCIe controller support hans.zhang
2025-08-13  4:23 ` [PATCH v7 07/13] PCI: cadence: Add support for High Performance Arch(HPA) controller hans.zhang
2025-08-14 22:14   ` Bjorn Helgaas
2025-08-13  4:23 ` [PATCH v7 08/13] dt-bindings: PCI: Add CIX Sky1 PCIe Root Complex bindings hans.zhang
2025-08-13  8:31   ` Rob Herring (Arm)
2025-08-13  9:12     ` Hans Zhang
2025-08-13 15:43       ` Rob Herring
2025-08-14  1:22         ` Hans Zhang
2025-08-13 19:08       ` Krzysztof Kozlowski
2025-08-14  1:26         ` Hans Zhang
2025-08-13 15:44   ` Rob Herring
2025-08-14  1:23     ` Hans Zhang
2025-08-13  4:23 ` [PATCH v7 09/13] PCI: Add Cix Technology Vendor and Device ID hans.zhang
2025-08-14 22:23   ` Bjorn Helgaas
2025-08-15  3:32     ` Peter Chen
2025-08-15 14:27       ` Bjorn Helgaas
2025-08-13  4:23 ` [PATCH v7 10/13] PCI: sky1: Add PCIe host support for CIX Sky1 hans.zhang
2025-08-13 19:16   ` Krzysztof Kozlowski
2025-08-14  1:29     ` Hans Zhang
2025-08-14 22:46   ` Bjorn Helgaas
2025-08-15  7:53     ` Hans Zhang
2025-08-13  4:23 ` [PATCH v7 11/13] MAINTAINERS: add entry for CIX Sky1 PCIe driver hans.zhang
2025-08-13  4:23 ` [PATCH v7 12/13] arm64: dts: cix: Add PCIe Root Complex on sky1 hans.zhang
2025-08-13  4:23 ` [PATCH v7 13/13] arm64: dts: cix: Enable PCIe on the Orion O6 board hans.zhang
2025-08-13 19:14 ` [PATCH v7 00/13] Enhance the PCIe controller driver for next generation controllers Krzysztof Kozlowski
2025-08-14  1:37   ` Hans Zhang

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20250813042331.1258272-3-hans.zhang@cixtech.com \
    --to=hans.zhang@cixtech.com \
    --cc=bhelgaas@google.com \
    --cc=cix-kernel-upstream@cixtech.com \
    --cc=conor+dt@kernel.org \
    --cc=devicetree@vger.kernel.org \
    --cc=fugang.duan@cixtech.com \
    --cc=guoyin.chen@cixtech.com \
    --cc=krzk+dt@kernel.org \
    --cc=kw@linux.com \
    --cc=kwilczynski@kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-pci@vger.kernel.org \
    --cc=lpieralisi@kernel.org \
    --cc=mani@kernel.org \
    --cc=mpillai@cadence.com \
    --cc=peter.chen@cixtech.com \
    --cc=robh@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).