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/*
* XpressRICH3-AXI PCIe Host Bridge Driver.
*
* Copyright (C) 2012 ARM Ltd.
* Author: Andrew Murray <andrew.murray@arm.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __XPRESS_RICH3_H__
#define __XPRESS_RICH3_H__
/* Host Bridge Identification */
#define DEVICE_NAME "XpressRICH3-AXI PCIe Host Bridge"
#define DEVICE_VENDOR_ID 0x1556
#define DEVICE_DEVICE_ID 0x1100
/* 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_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 (0x4e0004) /* Write-through, read/write allocate */
#define XR3PCI_ATR_TRSLID_PCIE_CONF (0x000001)
#define XR3PCI_ATR_TRSLID_PCIE_IO (0x020000)
#define XR3PCI_ATR_TRSLID_PCIE_MEMORY (0x000000)
#define XR3PCI_ECAM_OFFSET(b, d, o) (((b) << 20) | \
(PCI_SLOT(d) << 15) | \
(PCI_FUNC(d) << 12) | o)
#define JUNO_RESET_CTRL 0x1004
#define JUNO_RESET_CTRL_PHY (1 << 0)
#define JUNO_RESET_CTRL_RC (1 << 1)
#define JUNO_RESET_STATUS 0x1008
#define JUNO_RESET_STATUS_PLL (1 << 0)
#define JUNO_RESET_STATUS_PHY (1 << 1)
#define JUNO_RESET_STATUS_RC (1 << 2)
#define JUNO_RESET_STATUS_MASK (JUNO_RESET_STATUS_PLL | \
JUNO_RESET_STATUS_PHY | \
JUNO_RESET_STATUS_RC)
#endif
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