blob: 3ce0211f206dfa88c98cc15a845d4ac0c9ec85fa [file] [log] [blame]
/*
* Copyright (C) 2021 ASR Ltd.
*/
#ifndef __PCIE_FALCON_H__
#define __PCIE_FALCON_H__
/* Host Bridge Identification */
#define DEVICE_NAME "ASR Falcon PCIe Host"
#define FALCON_MSI_IRQS_NUM 32
#define PHY1_BASE 0xd4210400
#define PHY2_BASE 0xd4220400
#ifdef CONFIG_CPU_ASR1903
#define APMU_PCIE_CLK_RST_CTRL 0x170
#else
#define APMU_PCIE_CLK_RST_CTRL 0x164
#define APMU_PCIE2_CLK_RST_CTRL 0x16C
#endif
#define PCIE_RESET_ASSERT (~(0xff))
#define PCIE_RESET_DEASSERT (0xff)
#define INT_STATUS1 0xc
#define INT_STATUS2 0x10
#define RX_MSI_INT (0x1<<28)
#define PCIE_CFGCTRL 0x84
#define PCIE_BAR0 0xE4
#define PCIE_BAR1 0xE8
#define PCIE_CFGNUM 0x140
#define IMSI_ADDR 0x190
#define FALCON_PCIE_CONFIG_OFFSET 0x1000
#define CFG_DEVICE_VENDOR 0x1000
#define CFG_STATUS_COMMAND 0x1004
#define CFG_BAR0_REG 0x1010
#define CFG_BAR1_REG 0x1014
#define CFG_SUBSEC_PRIM 0x1018
#define CFG_DEVICE_CAP 0x1084
#define CFG_DEVICE_CTRL 0x1088
#define CFG_DEVICE_GEN_SPEED 0x10B0
#define BAR0_ADDR 0xF0000000
#define PUPHY_LTSSM 0x8
#define PUPHY_CLK_CFG 0x408
#define PUPHY_MODE_CFG 0x40c
#define PUPHY_PLL_REG1 0x448
#define INTX_SHIFT 16
/* Host Bridge Internal Registers */
#define XR3PCI_BASIC_STATUS 0x18
#define XR3PCI_BS_LINK_MASK 0xff
#define XR3PCI_BS_GEN_MASK (0xf << 8)
#define XR3PCI_BS_NEG_PAYLOAD_MASK (0xf << 24)
#define XR3PCI_BS_NEG_REQSIZE_MASK (0xf << 28)
#define XR3PCI_LOCAL_INT_MASK 0x180
#define XR3PCI_LOCAL_INT_STATUS 0x184
#define XR3PCI_HOST_INT_STATUS 0x18C
#define XR3PCI_MSI_INT_STATUS 0x194
#define XR3PCI_INT_A (1 << 24)
#define XR3PCI_INT_B (1 << 25)
#define XR3PCI_INT_C (1 << 26)
#define XR3PCI_INT_D (1 << 27)
#define XR3PCI_INT_INTx (XR3PCI_INT_A | XR3PCI_INT_B | \
XR3PCI_INT_C | XR3PCI_INT_D)
#define XR3PCI_INT_MSI (1 << 28)
#define XR3PCI_VIRTCHAN_CREDITS 0x90
#define XR3PCI_PEX_SPC2 0xd8
/* Address Translation Register */
#define XR3PCI_ATR_PCIE_WIN0 0x600
#define XR3PCI_ATR_PCIE_WIN1 0x700
#define XR3PCI_ATR_AXI4_SLV0 0x800
#define XR3PCI_ATR_TABLE_SIZE 0x20
#define XR3PCI_ATR_SRC_ADDR_LOW 0x0
#define XR3PCI_ATR_SRC_ADDR_HIGH 0x4
#define XR3PCI_ATR_TRSL_ADDR_LOW 0x8
#define XR3PCI_ATR_TRSL_ADDR_HIGH 0xc
#define XR3PCI_ATR_TRSL_PARAM 0x10
/* IDs used in the XR3PCI_ATR_TRSL_PARAM */
#define XR3PCI_ATR_TRSLID_AXIDEVICE (0x420004)
#define XR3PCI_ATR_TRSLID_AXIMEMORY 0x4
#define XR3PCI_ATR_TRSLID_PCIE_CONF 0x0
#define XR3PCI_ATR_TRSLID_PCIE_IO (0x020000)
#define XR3PCI_ATR_TRSLID_PCIE_MEMORY (0x000000)
#endif