include/faraday/ftahbc020s.h

/*
 * Copyright (C) 2011 Andes Technology Corporation
 * Macpaul Lin, Andes Technology Corporation <macpaul@andestech.com>
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

/* FTAHBC020S - AHB Controller (Arbiter/Decoder) definitions */
#ifndef __FTAHBC020S_H
#define __FTAHBC202S_H

/* Registers Offsets */

/*
 * AHB Slave BSR, offset: n * 4, n=0~31
 */
#ifndef __ASSEMBLY__
struct ftahbc02s {
	unsigned int	s_bsr[32];	/* 0x00-0x7c - Slave n Base/Size Reg */
	unsigned int	pcr;		/* 0x80	- Priority Ctrl Reg */
	unsigned int	tcrg;		/* 0x84	- Transfer Ctrl Reg */
	unsigned int	cr;		/* 0x88	- Ctrl Reg */
};
#endif /* __ASSEMBLY__ */

/*
 * FTAHBC020S_SLAVE_BSR - Slave n Base / Size Register
 */
#define FTAHBC020S_SLAVE_BSR_BASE(x)	(((x) & 0xfff) << 20)
#define FTAHBC020S_SLAVE_BSR_SIZE(x)	(((x) & 0xf) << 16)
/* The value of b(16:19)SLAVE_BSR_SIZE: 1M-2048M, must be power of 2 */
#define FTAHBC020S_BSR_SIZE(x)		(ffs(x) - 1)	/* size of Addr Space */

/*
 * FTAHBC020S_PCR - Priority Control Register
 */
#define FTAHBC020S_PCR_PLEVEL_(x)	(1 << (x))	/* x: 1-15 */

/*
 * FTAHBC020S_CR - Interrupt Control Register
 */
#define FTAHBC020S_CR_INTSTS	(1 << 24)
#define FTAHBC020S_CR_RESP(x)	(((x) & 0x3) << 20)
#define FTAHBC020S_CR_INTSMASK	(1 << 16)
#define FTAHBC020S_CR_REMAP	(1 << 0)

#endif	/* __FTAHBC020S_H */