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/*
* Copyright (C) 2008 Atmel Corporation
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* 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 __ASM_AVR32_HMATRIX_COMMON_H__
#define __ASM_AVR32_HMATRIX_COMMON_H__
/* HMATRIX register offsets */
struct hmatrix_regs {
u32 MCFG[16];
u32 SCFG[16];
struct {
u32 A;
u32 B;
} PRS[16];
u32 MRCR;
u32 __reserved[3];
u32 SFR[16];
};
/* Bitfields in MCFG */
#define HMATRIX_ULBT_OFFSET 0
#define HMATRIX_ULBT_SIZE 3
/* Bitfields in SCFG */
#define HMATRIX_SLOT_CYCLE_OFFSET 0
#define HMATRIX_SLOT_CYCLE_SIZE 8
#define HMATRIX_DEFMSTR_TYPE_OFFSET 16
#define HMATRIX_DEFMSTR_TYPE_SIZE 2
#define HMATRIX_FIXED_DEFMSTR_OFFSET 18
#define HMATRIX_FIXED_DEFMSTR_SIZE 4
#define HMATRIX_ARBT_OFFSET 24
#define HMATRIX_ARBT_SIZE 1
/* Bitfields in PRS.A */
#define HMATRIX_M0PR_OFFSET 0
#define HMATRIX_M0PR_SIZE 4
#define HMATRIX_M1PR_OFFSET 4
#define HMATRIX_M1PR_SIZE 4
#define HMATRIX_M2PR_OFFSET 8
#define HMATRIX_M2PR_SIZE 4
#define HMATRIX_M3PR_OFFSET 12
#define HMATRIX_M3PR_SIZE 4
#define HMATRIX_M4PR_OFFSET 16
#define HMATRIX_M4PR_SIZE 4
#define HMATRIX_M5PR_OFFSET 20
#define HMATRIX_M5PR_SIZE 4
#define HMATRIX_M6PR_OFFSET 24
#define HMATRIX_M6PR_SIZE 4
#define HMATRIX_M7PR_OFFSET 28
#define HMATRIX_M7PR_SIZE 4
/* Bitfields in PRS.B */
#define HMATRIX_M8PR_OFFSET 0
#define HMATRIX_M8PR_SIZE 4
#define HMATRIX_M9PR_OFFSET 4
#define HMATRIX_M9PR_SIZE 4
#define HMATRIX_M10PR_OFFSET 8
#define HMATRIX_M10PR_SIZE 4
#define HMATRIX_M11PR_OFFSET 12
#define HMATRIX_M11PR_SIZE 4
#define HMATRIX_M12PR_OFFSET 16
#define HMATRIX_M12PR_SIZE 4
#define HMATRIX_M13PR_OFFSET 20
#define HMATRIX_M13PR_SIZE 4
#define HMATRIX_M14PR_OFFSET 24
#define HMATRIX_M14PR_SIZE 4
#define HMATRIX_M15PR_OFFSET 28
#define HMATRIX_M15PR_SIZE 4
/* Constants for ULBT */
#define HMATRIX_ULBT_INFINITE 0
#define HMATRIX_ULBT_SINGLE 1
#define HMATRIX_ULBT_FOUR_BEAT 2
#define HMATRIX_ULBT_EIGHT_BEAT 3
#define HMATRIX_ULBT_SIXTEEN_BEAT 4
/* Constants for DEFMSTR_TYPE */
#define HMATRIX_DEFMSTR_TYPE_NO_DEFAULT 0
#define HMATRIX_DEFMSTR_TYPE_LAST_DEFAULT 1
#define HMATRIX_DEFMSTR_TYPE_FIXED_DEFAULT 2
/* Constants for ARBT */
#define HMATRIX_ARBT_ROUND_ROBIN 0
#define HMATRIX_ARBT_FIXED_PRIORITY 1
/* Bit manipulation macros */
#define HMATRIX_BIT(name) \
(1 << HMATRIX_##name##_OFFSET)
#define HMATRIX_BF(name,value) \
(((value) & ((1 << HMATRIX_##name##_SIZE) - 1)) \
<< HMATRIX_##name##_OFFSET)
#define HMATRIX_BFEXT(name,value) \
(((value) >> HMATRIX_##name##_OFFSET) \
& ((1 << HMATRIX_##name##_SIZE) - 1))
#define HMATRIX_BFINS(name,value,old) \
(((old) & ~(((1 << HMATRIX_##name##_SIZE) - 1) \
<< HMATRIX_##name##_OFFSET)) \
| HMATRIX_BF(name,value))
/* Register access macros */
#define __hmatrix_reg(reg) \
(((volatile struct hmatrix_regs *)ATMEL_BASE_HMATRIX)->reg)
#define hmatrix_read(reg) \
(__hmatrix_reg(reg))
#define hmatrix_write(reg, value) \
do { __hmatrix_reg(reg) = (value); } while (0)
#define hmatrix_slave_read(slave, reg) \
hmatrix_read(reg[HMATRIX_SLAVE_##slave])
#define hmatrix_slave_write(slave, reg, value) \
hmatrix_write(reg[HMATRIX_SLAVE_##slave], value)
#endif /* __ASM_AVR32_HMATRIX_COMMON_H__ */
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