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b920de1b77
Add architecture support for the MN10300/AM33 CPUs produced by MEI to the kernel. This patch also adds board support for the ASB2303 with the ASB2308 daughter board, and the ASB2305. The only processor supported is the MN103E010, which is an AM33v2 core plus on-chip devices. [akpm@linux-foundation.org: nuke cvs control strings] Signed-off-by: Masakazu Urade <urade.masakazu@jp.panasonic.com> Signed-off-by: Koichi Yasutake <yasutake.koichi@jp.panasonic.com> Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
87 lines
3.6 KiB
C
87 lines
3.6 KiB
C
/* MN10300 on-chip Real-Time Clock registers
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*
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* Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
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* Written by David Howells (dhowells@redhat.com)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public Licence
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* as published by the Free Software Foundation; either version
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* 2 of the Licence, or (at your option) any later version.
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*/
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#ifndef _ASM_RTC_REGS_H
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#define _ASM_RTC_REGS_H
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#include <asm/intctl-regs.h>
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#ifdef __KERNEL__
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#define RTSCR __SYSREG(0xd8600000, u8) /* RTC seconds count reg */
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#define RTSAR __SYSREG(0xd8600001, u8) /* RTC seconds alarm reg */
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#define RTMCR __SYSREG(0xd8600002, u8) /* RTC minutes count reg */
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#define RTMAR __SYSREG(0xd8600003, u8) /* RTC minutes alarm reg */
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#define RTHCR __SYSREG(0xd8600004, u8) /* RTC hours count reg */
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#define RTHAR __SYSREG(0xd8600005, u8) /* RTC hours alarm reg */
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#define RTDWCR __SYSREG(0xd8600006, u8) /* RTC day of the week count reg */
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#define RTDMCR __SYSREG(0xd8600007, u8) /* RTC days count reg */
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#define RTMTCR __SYSREG(0xd8600008, u8) /* RTC months count reg */
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#define RTYCR __SYSREG(0xd8600009, u8) /* RTC years count reg */
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#define RTCRA __SYSREG(0xd860000a, u8)/* RTC control reg A */
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#define RTCRA_RS 0x0f /* periodic timer interrupt cycle setting */
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#define RTCRA_RS_NONE 0x00 /* - off */
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#define RTCRA_RS_3_90625ms 0x01 /* - 3.90625ms (1/256s) */
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#define RTCRA_RS_7_8125ms 0x02 /* - 7.8125ms (1/128s) */
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#define RTCRA_RS_122_070us 0x03 /* - 122.070us (1/8192s) */
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#define RTCRA_RS_244_141us 0x04 /* - 244.141us (1/4096s) */
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#define RTCRA_RS_488_281us 0x05 /* - 488.281us (1/2048s) */
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#define RTCRA_RS_976_5625us 0x06 /* - 976.5625us (1/1024s) */
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#define RTCRA_RS_1_953125ms 0x07 /* - 1.953125ms (1/512s) */
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#define RTCRA_RS_3_90624ms 0x08 /* - 3.90624ms (1/256s) */
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#define RTCRA_RS_7_8125ms_b 0x09 /* - 7.8125ms (1/128s) */
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#define RTCRA_RS_15_625ms 0x0a /* - 15.625ms (1/64s) */
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#define RTCRA_RS_31_25ms 0x0b /* - 31.25ms (1/32s) */
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#define RTCRA_RS_62_5ms 0x0c /* - 62.5ms (1/16s) */
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#define RTCRA_RS_125ms 0x0d /* - 125ms (1/8s) */
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#define RTCRA_RS_250ms 0x0e /* - 250ms (1/4s) */
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#define RTCRA_RS_500ms 0x0f /* - 500ms (1/2s) */
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#define RTCRA_DVR 0x40 /* divider reset */
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#define RTCRA_UIP 0x80 /* clock update flag */
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#define RTCRB __SYSREG(0xd860000b, u8) /* RTC control reg B */
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#define RTCRB_DSE 0x01 /* daylight savings time enable */
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#define RTCRB_TM 0x02 /* time format */
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#define RTCRB_TM_12HR 0x00 /* - 12 hour format */
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#define RTCRB_TM_24HR 0x02 /* - 24 hour format */
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#define RTCRB_DM 0x04 /* numeric value format */
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#define RTCRB_DM_BCD 0x00 /* - BCD */
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#define RTCRB_DM_BINARY 0x04 /* - binary */
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#define RTCRB_UIE 0x10 /* update interrupt disable */
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#define RTCRB_AIE 0x20 /* alarm interrupt disable */
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#define RTCRB_PIE 0x40 /* periodic interrupt disable */
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#define RTCRB_SET 0x80 /* clock update enable */
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#define RTSRC __SYSREG(0xd860000c, u8) /* RTC status reg C */
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#define RTSRC_UF 0x10 /* update end interrupt flag */
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#define RTSRC_AF 0x20 /* alarm interrupt flag */
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#define RTSRC_PF 0x40 /* periodic interrupt flag */
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#define RTSRC_IRQF 0x80 /* interrupt flag */
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#define RTIRQ 32
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#define RTICR GxICR(RTIRQ)
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/*
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* MC146818 RTC compatibility defs for the MN10300 on-chip RTC
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*/
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#define RTC_PORT(x) 0xd8600000
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#define RTC_ALWAYS_BCD 1 /* RTC operates in binary mode */
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#define CMOS_READ(addr) __SYSREG(0xd8600000 + (addr), u8)
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#define CMOS_WRITE(val, addr) \
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do { __SYSREG(0xd8600000 + (addr), u8) = val; } while (0)
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#define RTC_IRQ RTIRQ
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#endif /* __KERNEL__ */
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#endif /* _ASM_RTC_REGS_H */
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