xref: /OK3568_Linux_fs/u-boot/arch/arm/mach-at91/include/mach/at91_tc.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Copyright (C) 2009 Jens Scharsig (js_at_ng@scharsoft.de)
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
5*4882a593Smuzhiyun  */
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun #ifndef AT91_TC_H
8*4882a593Smuzhiyun #define AT91_TC_H
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun typedef struct at91_tcc {
11*4882a593Smuzhiyun 	u32		ccr;	/* 0x00 Channel Control Register */
12*4882a593Smuzhiyun 	u32		cmr;	/* 0x04 Channel Mode Register */
13*4882a593Smuzhiyun 	u32		reserved1[2];
14*4882a593Smuzhiyun 	u32		cv;	/* 0x10 Counter Value */
15*4882a593Smuzhiyun 	u32		ra;	/* 0x14 Register A */
16*4882a593Smuzhiyun 	u32		rb;	/* 0x18 Register B */
17*4882a593Smuzhiyun 	u32		rc;	/* 0x1C Register C */
18*4882a593Smuzhiyun 	u32		sr;	/* 0x20 Status Register */
19*4882a593Smuzhiyun 	u32		ier;	/* 0x24 Interrupt Enable Register */
20*4882a593Smuzhiyun 	u32		idr;	/* 0x28 Interrupt Disable Register */
21*4882a593Smuzhiyun 	u32		imr;	/* 0x2C Interrupt Mask Register */
22*4882a593Smuzhiyun 	u32		reserved3[4];
23*4882a593Smuzhiyun } at91_tcc_t;
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun #define AT91_TC_CCR_CLKEN		0x00000001
26*4882a593Smuzhiyun #define AT91_TC_CCR_CLKDIS		0x00000002
27*4882a593Smuzhiyun #define AT91_TC_CCR_SWTRG		0x00000004
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun #define AT91_TC_CMR_CPCTRG		0x00004000
30*4882a593Smuzhiyun 
31*4882a593Smuzhiyun #define AT91_TC_CMR_TCCLKS_CLOCK1	0x00000000
32*4882a593Smuzhiyun #define AT91_TC_CMR_TCCLKS_CLOCK2	0x00000001
33*4882a593Smuzhiyun #define AT91_TC_CMR_TCCLKS_CLOCK3	0x00000002
34*4882a593Smuzhiyun #define AT91_TC_CMR_TCCLKS_CLOCK4	0x00000003
35*4882a593Smuzhiyun #define AT91_TC_CMR_TCCLKS_CLOCK5	0x00000004
36*4882a593Smuzhiyun #define AT91_TC_CMR_TCCLKS_XC0		0x00000005
37*4882a593Smuzhiyun #define AT91_TC_CMR_TCCLKS_XC1		0x00000006
38*4882a593Smuzhiyun #define AT91_TC_CMR_TCCLKS_XC2		0x00000007
39*4882a593Smuzhiyun 
40*4882a593Smuzhiyun typedef struct at91_tc {
41*4882a593Smuzhiyun 	at91_tcc_t	tc[3];	/* 0x00 TC Channel 0-2 */
42*4882a593Smuzhiyun 	u32		bcr;	/* 0xC0 TC Block Control Register */
43*4882a593Smuzhiyun 	u32		bmr;	/* 0xC4 TC Block Mode Register */
44*4882a593Smuzhiyun } at91_tc_t;
45*4882a593Smuzhiyun 
46*4882a593Smuzhiyun #define AT91_TC_BMR_TC0XC0S_TCLK0	0x00000000
47*4882a593Smuzhiyun #define AT91_TC_BMR_TC0XC0S_NONE	0x00000001
48*4882a593Smuzhiyun #define AT91_TC_BMR_TC0XC0S_TIOA1	0x00000002
49*4882a593Smuzhiyun #define AT91_TC_BMR_TC0XC0S_TIOA2	0x00000003
50*4882a593Smuzhiyun 
51*4882a593Smuzhiyun #define AT91_TC_BMR_TC1XC1S_TCLK1	0x00000000
52*4882a593Smuzhiyun #define AT91_TC_BMR_TC1XC1S_NONE	0x00000004
53*4882a593Smuzhiyun #define AT91_TC_BMR_TC1XC1S_TIOA0	0x00000008
54*4882a593Smuzhiyun #define AT91_TC_BMR_TC1XC1S_TIOA2	0x0000000C
55*4882a593Smuzhiyun 
56*4882a593Smuzhiyun #define AT91_TC_BMR_TC2XC2S_TCLK2	0x00000000
57*4882a593Smuzhiyun #define AT91_TC_BMR_TC2XC2S_NONE	0x00000010
58*4882a593Smuzhiyun #define AT91_TC_BMR_TC2XC2S_TIOA0	0x00000020
59*4882a593Smuzhiyun #define AT91_TC_BMR_TC2XC2S_TIOA1	0x00000030
60*4882a593Smuzhiyun 
61*4882a593Smuzhiyun #endif
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