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author | Peter Tyser <ptyser@xes-inc.com> | 2010-04-12 22:28:08 -0500 |
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committer | Wolfgang Denk <wd@denx.de> | 2010-04-13 09:13:12 +0200 |
commit | 819833af39a91fa1c1e8252862bbda6f5a602f7b (patch) | |
tree | d5c9d1628643347ab2b5a8085acfa6f96709fda3 /arch/m68k/include/asm/timer.h | |
parent | 61f2b38a17f5b21c59f2afe6cf1cbb5f28638cf9 (diff) | |
download | u-boot-imx-819833af39a91fa1c1e8252862bbda6f5a602f7b.zip u-boot-imx-819833af39a91fa1c1e8252862bbda6f5a602f7b.tar.gz u-boot-imx-819833af39a91fa1c1e8252862bbda6f5a602f7b.tar.bz2 |
Move architecture-specific includes to arch/$ARCH/include/asm
This helps to clean up the include/ directory so that it only contains
non-architecture-specific headers and also matches Linux's directory
layout which many U-Boot developers are already familiar with.
Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Diffstat (limited to 'arch/m68k/include/asm/timer.h')
-rw-r--r-- | arch/m68k/include/asm/timer.h | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/arch/m68k/include/asm/timer.h b/arch/m68k/include/asm/timer.h new file mode 100644 index 0000000..1a5de05 --- /dev/null +++ b/arch/m68k/include/asm/timer.h @@ -0,0 +1,118 @@ +/* + * timer.h -- ColdFire internal TIMER support defines. + * + * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * 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 timer_h +#define timer_h +/****************************************************************************/ + +/****************************************************************************/ +/* Timer structure */ +/****************************************************************************/ +/* DMA Timer module registers */ +typedef struct dtimer_ctrl { +#if defined(CONFIG_M5249) || defined(CONFIG_M5253) || defined(CONFIG_M5272) + u16 tmr; /* 0x00 Mode register */ + u16 res1; /* 0x02 */ + u16 trr; /* 0x04 Reference register */ + u16 res2; /* 0x06 */ + u16 tcr; /* 0x08 Capture register */ + u16 res3; /* 0x0A */ + u16 tcn; /* 0x0C Counter register */ + u16 res4; /* 0x0E */ + u8 res6; /* 0x10 */ + u8 ter; /* 0x11 Event register */ + u16 res7; /* 0x12 */ +#else + u16 tmr; /* 0x00 Mode register */ + u8 txmr; /* 0x02 Extended Mode register */ + u8 ter; /* 0x03 Event register */ + u32 trr; /* 0x04 Reference register */ + u32 tcr; /* 0x08 Capture register */ + u32 tcn; /* 0x0C Counter register */ +#endif +} dtmr_t; + +/*Programmable Interrupt Timer */ +typedef struct pit_ctrl { + u16 pcsr; /* 0x00 Control and Status Register */ + u16 pmr; /* 0x02 Modulus Register */ + u16 pcntr; /* 0x04 Count Register */ +} pit_t; + +/********************************************************************* +* DMA Timers (DTIM) +*********************************************************************/ +/* Bit definitions and macros for DTMR */ +#define DTIM_DTMR_RST (0x0001) /* Reset */ +#define DTIM_DTMR_CLK(x) (((x)&0x0003)<<1) /* Input clock source */ +#define DTIM_DTMR_FRR (0x0008) /* Free run/restart */ +#define DTIM_DTMR_ORRI (0x0010) /* Output reference request/interrupt enable */ +#define DTIM_DTMR_OM (0x0020) /* Output Mode */ +#define DTIM_DTMR_CE(x) (((x)&0x0003)<<6) /* Capture Edge */ +#define DTIM_DTMR_PS(x) (((x)&0x00FF)<<8) /* Prescaler value */ +#define DTIM_DTMR_RST_EN (0x0001) +#define DTIM_DTMR_RST_RST (0x0000) +#define DTIM_DTMR_CE_ANY (0x00C0) +#define DTIM_DTMR_CE_FALL (0x0080) +#define DTIM_DTMR_CE_RISE (0x0040) +#define DTIM_DTMR_CE_NONE (0x0000) +#define DTIM_DTMR_CLK_DTIN (0x0006) +#define DTIM_DTMR_CLK_DIV16 (0x0004) +#define DTIM_DTMR_CLK_DIV1 (0x0002) +#define DTIM_DTMR_CLK_STOP (0x0000) + +/* Bit definitions and macros for DTXMR */ +#define DTIM_DTXMR_MODE16 (0x01) /* Increment Mode */ +#define DTIM_DTXMR_DMAEN (0x80) /* DMA request */ + +/* Bit definitions and macros for DTER */ +#define DTIM_DTER_CAP (0x01) /* Capture event */ +#define DTIM_DTER_REF (0x02) /* Output reference event */ + +/********************************************************************* +* +* Programmable Interrupt Timer Modules (PIT) +* +*********************************************************************/ + +/* Bit definitions and macros for PCSR */ +#define PIT_PCSR_EN (0x0001) +#define PIT_PCSR_RLD (0x0002) +#define PIT_PCSR_PIF (0x0004) +#define PIT_PCSR_PIE (0x0008) +#define PIT_PCSR_OVW (0x0010) +#define PIT_PCSR_HALTED (0x0020) +#define PIT_PCSR_DOZE (0x0040) +#define PIT_PCSR_PRE(x) (((x)&0x000F)<<8) + +/* Bit definitions and macros for PMR */ +#define PIT_PMR_PM(x) (x) + +/* Bit definitions and macros for PCNTR */ +#define PIT_PCNTR_PC(x) (x) + +/****************************************************************************/ +#endif /* timer_h */ |