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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* cpcihp_zt5550.h
*
* Intel/Ziatech ZT5550 CompactPCI Host Controller driver definitions
*
* Copyright 2002 SOMA Networks, Inc.
* Copyright 2001 Intel San Luis Obispo
* Copyright 2000,2001 MontaVista Software Inc.
*
* Send feedback to <scottm@somanetworks.com>
*/
#ifndef _CPCIHP_ZT5550_H
#define _CPCIHP_ZT5550_H
/* Direct registers */
#define CSR_HCINDEX 0x00
#define CSR_HCDATA 0x04
#define CSR_INTSTAT 0x08
#define CSR_INTMASK 0x09
#define CSR_CNT0CMD 0x0C
#define CSR_CNT1CMD 0x0E
#define CSR_CNT0 0x10
#define CSR_CNT1 0x14
/* Masks for interrupt bits in CSR_INTMASK direct register */
#define CNT0_INT_MASK 0x01
#define CNT1_INT_MASK 0x02
#define ENUM_INT_MASK 0x04
#define ALL_DIRECT_INTS_MASK 0x07
/* Indexed registers (through CSR_INDEX, CSR_DATA) */
#define HC_INT_MASK_REG 0x04
#define HC_STATUS_REG 0x08
#define HC_CMD_REG 0x0C
#define ARB_CONFIG_GNT_REG 0x10
#define ARB_CONFIG_CFG_REG 0x12
#define ARB_CONFIG_REG 0x10
#define ISOL_CONFIG_REG 0x18
#define FAULT_STATUS_REG 0x20
#define FAULT_CONFIG_REG 0x24
#define WD_CONFIG_REG 0x2C
#define HC_DIAG_REG 0x30
#define SERIAL_COMM_REG 0x34
#define SERIAL_OUT_REG 0x38
#define SERIAL_IN_REG 0x3C
/* Masks for interrupt bits in HC_INT_MASK_REG indexed register */
#define SERIAL_INT_MASK 0x01
#define FAULT_INT_MASK 0x02
#define HCF_INT_MASK 0x04
#define ALL_INDEXED_INTS_MASK 0x07
/* Digital I/O port storing ENUM# */
#define ENUM_PORT 0xE1
/* Mask to get to the ENUM# bit on the bus */
#define ENUM_MASK 0x40
#endif /* _CPCIHP_ZT5550_H */
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