| /* |
| * timer.h -- ColdFire internal TIMER support defines. |
| * |
| * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. |
| * TsiChung Liew (Tsi-Chung.Liew@freescale.com) |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| /****************************************************************************/ |
| #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) || defined(CONFIG_M5307) |
| 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 */ |