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Message-ID: <20231020104341.63157-4-minda.chen@starfivetech.com>
Date: Fri, 20 Oct 2023 18:43:24 +0800
From: Minda Chen <minda.chen@...rfivetech.com>
To: Conor Dooley <conor@...nel.org>,
Krzysztof Wilczyński <kw@...ux.com>,
Rob Herring <robh+dt@...nel.org>,
Bjorn Helgaas <bhelgaas@...gle.com>,
Lorenzo Pieralisi <lpieralisi@...nel.org>,
"Daire McNamara" <daire.mcnamara@...rochip.com>,
Emil Renner Berthing <emil.renner.berthing@...onical.com>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
CC: <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
<linux-riscv@...ts.infradead.org>, <linux-pci@...r.kernel.org>,
Paul Walmsley <paul.walmsley@...ive.com>,
Palmer Dabbelt <palmer@...belt.com>,
Albert Ou <aou@...s.berkeley.edu>,
Philipp Zabel <p.zabel@...gutronix.de>,
Mason Huo <mason.huo@...rfivetech.com>,
Leyfoon Tan <leyfoon.tan@...rfivetech.com>,
Kevin Xie <kevin.xie@...rfivetech.com>,
Minda Chen <minda.chen@...rfivetech.com>
Subject: [PATCH v9 03/20] PCI: microchip: Move PLDA IP register macros to pcie-plda.h
Move PLDA PCIe host controller IP registers macros to
pcie-plda.h, Including bridge registers and local IRQ
event number.
Signed-off-by: Minda Chen <minda.chen@...rfivetech.com>
Reviewed-by: Conor Dooley <conor.dooley@...rochip.com>
---
MAINTAINERS | 8 ++
.../pci/controller/plda/pcie-microchip-host.c | 108 +++---------------
drivers/pci/controller/plda/pcie-plda.h | 102 +++++++++++++++++
3 files changed, 126 insertions(+), 92 deletions(-)
create mode 100644 drivers/pci/controller/plda/pcie-plda.h
diff --git a/MAINTAINERS b/MAINTAINERS
index 209558b9791f..e622e793ca72 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -16415,6 +16415,14 @@ S: Maintained
F: Documentation/devicetree/bindings/pci/layerscape-pcie-gen4.txt
F: drivers/pci/controller/mobiveil/pcie-layerscape-gen4.c
+PCI DRIVER FOR PLDA PCIE IP
+M: Daire McNamara <daire.mcnamara@...rochip.com>
+M: Kevin Xie <kevin.xie@...rfivetech.com>
+L: linux-pci@...r.kernel.org
+S: Maintained
+F: Documentation/devicetree/bindings/pci/plda,*
+F: drivers/pci/controller/plda/*plda*
+
PCI DRIVER FOR RENESAS R-CAR
M: Marek Vasut <marek.vasut+renesas@...il.com>
M: Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>
diff --git a/drivers/pci/controller/plda/pcie-microchip-host.c b/drivers/pci/controller/plda/pcie-microchip-host.c
index cb09a8137e25..a34ec6aad4be 100644
--- a/drivers/pci/controller/plda/pcie-microchip-host.c
+++ b/drivers/pci/controller/plda/pcie-microchip-host.c
@@ -19,6 +19,7 @@
#include <linux/platform_device.h>
#include "../../pci.h"
+#include "pcie-plda.h"
/* Number of MSI IRQs */
#define MC_MAX_NUM_MSI_IRQS 32
@@ -30,84 +31,6 @@
#define MC_PCIE_BRIDGE_ADDR (MC_PCIE1_BRIDGE_ADDR)
#define MC_PCIE_CTRL_ADDR (MC_PCIE1_CTRL_ADDR)
-/* PCIe Bridge Phy Regs */
-#define PCIE_PCI_IRQ_DW0 0xa8
-#define MSIX_CAP_MASK BIT(31)
-#define NUM_MSI_MSGS_MASK GENMASK(6, 4)
-#define NUM_MSI_MSGS_SHIFT 4
-
-#define IMASK_LOCAL 0x180
-#define DMA_END_ENGINE_0_MASK 0x00000000u
-#define DMA_END_ENGINE_0_SHIFT 0
-#define DMA_END_ENGINE_1_MASK 0x00000000u
-#define DMA_END_ENGINE_1_SHIFT 1
-#define DMA_ERROR_ENGINE_0_MASK 0x00000100u
-#define DMA_ERROR_ENGINE_0_SHIFT 8
-#define DMA_ERROR_ENGINE_1_MASK 0x00000200u
-#define DMA_ERROR_ENGINE_1_SHIFT 9
-#define A_ATR_EVT_POST_ERR_MASK 0x00010000u
-#define A_ATR_EVT_POST_ERR_SHIFT 16
-#define A_ATR_EVT_FETCH_ERR_MASK 0x00020000u
-#define A_ATR_EVT_FETCH_ERR_SHIFT 17
-#define A_ATR_EVT_DISCARD_ERR_MASK 0x00040000u
-#define A_ATR_EVT_DISCARD_ERR_SHIFT 18
-#define A_ATR_EVT_DOORBELL_MASK 0x00000000u
-#define A_ATR_EVT_DOORBELL_SHIFT 19
-#define P_ATR_EVT_POST_ERR_MASK 0x00100000u
-#define P_ATR_EVT_POST_ERR_SHIFT 20
-#define P_ATR_EVT_FETCH_ERR_MASK 0x00200000u
-#define P_ATR_EVT_FETCH_ERR_SHIFT 21
-#define P_ATR_EVT_DISCARD_ERR_MASK 0x00400000u
-#define P_ATR_EVT_DISCARD_ERR_SHIFT 22
-#define P_ATR_EVT_DOORBELL_MASK 0x00000000u
-#define P_ATR_EVT_DOORBELL_SHIFT 23
-#define PM_MSI_INT_INTA_MASK 0x01000000u
-#define PM_MSI_INT_INTA_SHIFT 24
-#define PM_MSI_INT_INTB_MASK 0x02000000u
-#define PM_MSI_INT_INTB_SHIFT 25
-#define PM_MSI_INT_INTC_MASK 0x04000000u
-#define PM_MSI_INT_INTC_SHIFT 26
-#define PM_MSI_INT_INTD_MASK 0x08000000u
-#define PM_MSI_INT_INTD_SHIFT 27
-#define PM_MSI_INT_INTX_MASK 0x0f000000u
-#define PM_MSI_INT_INTX_SHIFT 24
-#define PM_MSI_INT_MSI_MASK 0x10000000u
-#define PM_MSI_INT_MSI_SHIFT 28
-#define PM_MSI_INT_AER_EVT_MASK 0x20000000u
-#define PM_MSI_INT_AER_EVT_SHIFT 29
-#define PM_MSI_INT_EVENTS_MASK 0x40000000u
-#define PM_MSI_INT_EVENTS_SHIFT 30
-#define PM_MSI_INT_SYS_ERR_MASK 0x80000000u
-#define PM_MSI_INT_SYS_ERR_SHIFT 31
-#define NUM_LOCAL_EVENTS 15
-#define ISTATUS_LOCAL 0x184
-#define IMASK_HOST 0x188
-#define ISTATUS_HOST 0x18c
-#define IMSI_ADDR 0x190
-#define ISTATUS_MSI 0x194
-
-/* PCIe Master table init defines */
-#define ATR0_PCIE_WIN0_SRCADDR_PARAM 0x600u
-#define ATR0_PCIE_ATR_SIZE 0x25
-#define ATR0_PCIE_ATR_SIZE_SHIFT 1
-#define ATR0_PCIE_WIN0_SRC_ADDR 0x604u
-#define ATR0_PCIE_WIN0_TRSL_ADDR_LSB 0x608u
-#define ATR0_PCIE_WIN0_TRSL_ADDR_UDW 0x60cu
-#define ATR0_PCIE_WIN0_TRSL_PARAM 0x610u
-
-/* PCIe AXI slave table init defines */
-#define ATR0_AXI4_SLV0_SRCADDR_PARAM 0x800u
-#define ATR_SIZE_SHIFT 1
-#define ATR_IMPL_ENABLE 1
-#define ATR0_AXI4_SLV0_SRC_ADDR 0x804u
-#define ATR0_AXI4_SLV0_TRSL_ADDR_LSB 0x808u
-#define ATR0_AXI4_SLV0_TRSL_ADDR_UDW 0x80cu
-#define ATR0_AXI4_SLV0_TRSL_PARAM 0x810u
-#define PCIE_TX_RX_INTERFACE 0x00000000u
-#define PCIE_CONFIG_INTERFACE 0x00000001u
-
-#define ATR_ENTRY_SIZE 32
-
/* PCIe Controller Phy Regs */
#define SEC_ERROR_EVENT_CNT 0x20
#define DED_ERROR_EVENT_CNT 0x24
@@ -179,20 +102,21 @@
#define EVENT_LOCAL_DMA_END_ENGINE_1 12
#define EVENT_LOCAL_DMA_ERROR_ENGINE_0 13
#define EVENT_LOCAL_DMA_ERROR_ENGINE_1 14
-#define EVENT_LOCAL_A_ATR_EVT_POST_ERR 15
-#define EVENT_LOCAL_A_ATR_EVT_FETCH_ERR 16
-#define EVENT_LOCAL_A_ATR_EVT_DISCARD_ERR 17
-#define EVENT_LOCAL_A_ATR_EVT_DOORBELL 18
-#define EVENT_LOCAL_P_ATR_EVT_POST_ERR 19
-#define EVENT_LOCAL_P_ATR_EVT_FETCH_ERR 20
-#define EVENT_LOCAL_P_ATR_EVT_DISCARD_ERR 21
-#define EVENT_LOCAL_P_ATR_EVT_DOORBELL 22
-#define EVENT_LOCAL_PM_MSI_INT_INTX 23
-#define EVENT_LOCAL_PM_MSI_INT_MSI 24
-#define EVENT_LOCAL_PM_MSI_INT_AER_EVT 25
-#define EVENT_LOCAL_PM_MSI_INT_EVENTS 26
-#define EVENT_LOCAL_PM_MSI_INT_SYS_ERR 27
-#define NUM_EVENTS 28
+#define NUM_MC_EVENTS 15
+#define EVENT_LOCAL_A_ATR_EVT_POST_ERR (NUM_MC_EVENTS + EVENT_A_ATR_EVT_POST_ERR)
+#define EVENT_LOCAL_A_ATR_EVT_FETCH_ERR (NUM_MC_EVENTS + EVENT_A_ATR_EVT_FETCH_ERR)
+#define EVENT_LOCAL_A_ATR_EVT_DISCARD_ERR (NUM_MC_EVENTS + EVENT_A_ATR_EVT_DISCARD_ERR)
+#define EVENT_LOCAL_A_ATR_EVT_DOORBELL (NUM_MC_EVENTS + EVENT_A_ATR_EVT_DOORBELL)
+#define EVENT_LOCAL_P_ATR_EVT_POST_ERR (NUM_MC_EVENTS + EVENT_P_ATR_EVT_POST_ERR)
+#define EVENT_LOCAL_P_ATR_EVT_FETCH_ERR (NUM_MC_EVENTS + EVENT_P_ATR_EVT_FETCH_ERR)
+#define EVENT_LOCAL_P_ATR_EVT_DISCARD_ERR (NUM_MC_EVENTS + EVENT_P_ATR_EVT_DISCARD_ERR)
+#define EVENT_LOCAL_P_ATR_EVT_DOORBELL (NUM_MC_EVENTS + EVENT_P_ATR_EVT_DOORBELL)
+#define EVENT_LOCAL_PM_MSI_INT_INTX (NUM_MC_EVENTS + EVENT_PM_MSI_INT_INTX)
+#define EVENT_LOCAL_PM_MSI_INT_MSI (NUM_MC_EVENTS + EVENT_PM_MSI_INT_MSI)
+#define EVENT_LOCAL_PM_MSI_INT_AER_EVT (NUM_MC_EVENTS + EVENT_PM_MSI_INT_AER_EVT)
+#define EVENT_LOCAL_PM_MSI_INT_EVENTS (NUM_MC_EVENTS + EVENT_PM_MSI_INT_EVENTS)
+#define EVENT_LOCAL_PM_MSI_INT_SYS_ERR (NUM_MC_EVENTS + EVENT_PM_MSI_INT_SYS_ERR)
+#define NUM_EVENTS (NUM_MC_EVENTS + NUM_PLDA_EVENTS)
#define PCIE_EVENT_CAUSE(x, s) \
[EVENT_PCIE_ ## x] = { __stringify(x), s }
diff --git a/drivers/pci/controller/plda/pcie-plda.h b/drivers/pci/controller/plda/pcie-plda.h
new file mode 100644
index 000000000000..727fc54312c9
--- /dev/null
+++ b/drivers/pci/controller/plda/pcie-plda.h
@@ -0,0 +1,102 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * PLDA PCIe host controller driver
+ */
+
+#ifndef _PCIE_PLDA_H
+#define _PCIE_PLDA_H
+
+/* PCIe Bridge Phy Regs */
+#define PCIE_PCI_IRQ_DW0 0xa8
+#define MSIX_CAP_MASK BIT(31)
+#define NUM_MSI_MSGS_MASK GENMASK(6, 4)
+#define NUM_MSI_MSGS_SHIFT 4
+
+#define IMASK_LOCAL 0x180
+#define DMA_END_ENGINE_0_MASK 0x00000000u
+#define DMA_END_ENGINE_0_SHIFT 0
+#define DMA_END_ENGINE_1_MASK 0x00000000u
+#define DMA_END_ENGINE_1_SHIFT 1
+#define DMA_ERROR_ENGINE_0_MASK 0x00000100u
+#define DMA_ERROR_ENGINE_0_SHIFT 8
+#define DMA_ERROR_ENGINE_1_MASK 0x00000200u
+#define DMA_ERROR_ENGINE_1_SHIFT 9
+#define A_ATR_EVT_POST_ERR_MASK 0x00010000u
+#define A_ATR_EVT_POST_ERR_SHIFT 16
+#define A_ATR_EVT_FETCH_ERR_MASK 0x00020000u
+#define A_ATR_EVT_FETCH_ERR_SHIFT 17
+#define A_ATR_EVT_DISCARD_ERR_MASK 0x00040000u
+#define A_ATR_EVT_DISCARD_ERR_SHIFT 18
+#define A_ATR_EVT_DOORBELL_MASK 0x00000000u
+#define A_ATR_EVT_DOORBELL_SHIFT 19
+#define P_ATR_EVT_POST_ERR_MASK 0x00100000u
+#define P_ATR_EVT_POST_ERR_SHIFT 20
+#define P_ATR_EVT_FETCH_ERR_MASK 0x00200000u
+#define P_ATR_EVT_FETCH_ERR_SHIFT 21
+#define P_ATR_EVT_DISCARD_ERR_MASK 0x00400000u
+#define P_ATR_EVT_DISCARD_ERR_SHIFT 22
+#define P_ATR_EVT_DOORBELL_MASK 0x00000000u
+#define P_ATR_EVT_DOORBELL_SHIFT 23
+#define PM_MSI_INT_INTA_MASK 0x01000000u
+#define PM_MSI_INT_INTA_SHIFT 24
+#define PM_MSI_INT_INTB_MASK 0x02000000u
+#define PM_MSI_INT_INTB_SHIFT 25
+#define PM_MSI_INT_INTC_MASK 0x04000000u
+#define PM_MSI_INT_INTC_SHIFT 26
+#define PM_MSI_INT_INTD_MASK 0x08000000u
+#define PM_MSI_INT_INTD_SHIFT 27
+#define PM_MSI_INT_INTX_MASK 0x0f000000u
+#define PM_MSI_INT_INTX_SHIFT 24
+#define PM_MSI_INT_MSI_MASK 0x10000000u
+#define PM_MSI_INT_MSI_SHIFT 28
+#define PM_MSI_INT_AER_EVT_MASK 0x20000000u
+#define PM_MSI_INT_AER_EVT_SHIFT 29
+#define PM_MSI_INT_EVENTS_MASK 0x40000000u
+#define PM_MSI_INT_EVENTS_SHIFT 30
+#define PM_MSI_INT_SYS_ERR_MASK 0x80000000u
+#define PM_MSI_INT_SYS_ERR_SHIFT 31
+#define NUM_LOCAL_EVENTS 15
+#define ISTATUS_LOCAL 0x184
+#define IMASK_HOST 0x188
+#define ISTATUS_HOST 0x18c
+#define IMSI_ADDR 0x190
+#define ISTATUS_MSI 0x194
+
+/* PCIe Master table init defines */
+#define ATR0_PCIE_WIN0_SRCADDR_PARAM 0x600u
+#define ATR0_PCIE_ATR_SIZE 0x25
+#define ATR0_PCIE_ATR_SIZE_SHIFT 1
+#define ATR0_PCIE_WIN0_SRC_ADDR 0x604u
+#define ATR0_PCIE_WIN0_TRSL_ADDR_LSB 0x608u
+#define ATR0_PCIE_WIN0_TRSL_ADDR_UDW 0x60cu
+#define ATR0_PCIE_WIN0_TRSL_PARAM 0x610u
+
+/* PCIe AXI slave table init defines */
+#define ATR0_AXI4_SLV0_SRCADDR_PARAM 0x800u
+#define ATR_SIZE_SHIFT 1
+#define ATR_IMPL_ENABLE 1
+#define ATR0_AXI4_SLV0_SRC_ADDR 0x804u
+#define ATR0_AXI4_SLV0_TRSL_ADDR_LSB 0x808u
+#define ATR0_AXI4_SLV0_TRSL_ADDR_UDW 0x80cu
+#define ATR0_AXI4_SLV0_TRSL_PARAM 0x810u
+#define PCIE_TX_RX_INTERFACE 0x00000000u
+#define PCIE_CONFIG_INTERFACE 0x00000001u
+
+#define ATR_ENTRY_SIZE 32
+
+#define EVENT_A_ATR_EVT_POST_ERR 0
+#define EVENT_A_ATR_EVT_FETCH_ERR 1
+#define EVENT_A_ATR_EVT_DISCARD_ERR 2
+#define EVENT_A_ATR_EVT_DOORBELL 3
+#define EVENT_P_ATR_EVT_POST_ERR 4
+#define EVENT_P_ATR_EVT_FETCH_ERR 5
+#define EVENT_P_ATR_EVT_DISCARD_ERR 6
+#define EVENT_P_ATR_EVT_DOORBELL 7
+#define EVENT_PM_MSI_INT_INTX 8
+#define EVENT_PM_MSI_INT_MSI 9
+#define EVENT_PM_MSI_INT_AER_EVT 10
+#define EVENT_PM_MSI_INT_EVENTS 11
+#define EVENT_PM_MSI_INT_SYS_ERR 12
+#define NUM_PLDA_EVENTS 13
+
+#endif
--
2.17.1
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