1/* 2 * Copyright (C) 2009 Jens Scharsig (js_at_ng@scharsoft.de) 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7#ifndef AT91_TC_H 8#define AT91_TC_H 9 10typedef struct at91_tcc { 11 u32 ccr; /* 0x00 Channel Control Register */ 12 u32 cmr; /* 0x04 Channel Mode Register */ 13 u32 reserved1[2]; 14 u32 cv; /* 0x10 Counter Value */ 15 u32 ra; /* 0x14 Register A */ 16 u32 rb; /* 0x18 Register B */ 17 u32 rc; /* 0x1C Register C */ 18 u32 sr; /* 0x20 Status Register */ 19 u32 ier; /* 0x24 Interrupt Enable Register */ 20 u32 idr; /* 0x28 Interrupt Disable Register */ 21 u32 imr; /* 0x2C Interrupt Mask Register */ 22 u32 reserved3[4]; 23} at91_tcc_t; 24 25#define AT91_TC_CCR_CLKEN 0x00000001 26#define AT91_TC_CCR_CLKDIS 0x00000002 27#define AT91_TC_CCR_SWTRG 0x00000004 28 29#define AT91_TC_CMR_CPCTRG 0x00004000 30 31#define AT91_TC_CMR_TCCLKS_CLOCK1 0x00000000 32#define AT91_TC_CMR_TCCLKS_CLOCK2 0x00000001 33#define AT91_TC_CMR_TCCLKS_CLOCK3 0x00000002 34#define AT91_TC_CMR_TCCLKS_CLOCK4 0x00000003 35#define AT91_TC_CMR_TCCLKS_CLOCK5 0x00000004 36#define AT91_TC_CMR_TCCLKS_XC0 0x00000005 37#define AT91_TC_CMR_TCCLKS_XC1 0x00000006 38#define AT91_TC_CMR_TCCLKS_XC2 0x00000007 39 40typedef struct at91_tc { 41 at91_tcc_t tc[3]; /* 0x00 TC Channel 0-2 */ 42 u32 bcr; /* 0xC0 TC Block Control Register */ 43 u32 bmr; /* 0xC4 TC Block Mode Register */ 44} at91_tc_t; 45 46#define AT91_TC_BMR_TC0XC0S_TCLK0 0x00000000 47#define AT91_TC_BMR_TC0XC0S_NONE 0x00000001 48#define AT91_TC_BMR_TC0XC0S_TIOA1 0x00000002 49#define AT91_TC_BMR_TC0XC0S_TIOA2 0x00000003 50 51#define AT91_TC_BMR_TC1XC1S_TCLK1 0x00000000 52#define AT91_TC_BMR_TC1XC1S_NONE 0x00000004 53#define AT91_TC_BMR_TC1XC1S_TIOA0 0x00000008 54#define AT91_TC_BMR_TC1XC1S_TIOA2 0x0000000C 55 56#define AT91_TC_BMR_TC2XC2S_TCLK2 0x00000000 57#define AT91_TC_BMR_TC2XC2S_NONE 0x00000010 58#define AT91_TC_BMR_TC2XC2S_TIOA0 0x00000020 59#define AT91_TC_BMR_TC2XC2S_TIOA1 0x00000030 60 61#endif 62