tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
1#ifndef _ASM_SCORE_SCOREREGS_H
2#define _ASM_SCORE_SCOREREGS_H
3
4#include <linux/linkage.h>
5
6/* TIMER register */
7#define TIME0BASE 0x96080000
8#define P_TIMER0_CTRL (TIME0BASE + 0x00)
9#define P_TIMER0_CPP_CTRL (TIME0BASE + 0x04)
10#define P_TIMER0_PRELOAD (TIME0BASE + 0x08)
11#define P_TIMER0_CPP_REG (TIME0BASE + 0x0C)
12#define P_TIMER0_UPCNT (TIME0BASE + 0x10)
13
14/* Timer Controller Register */
15/* bit 0 Timer enable */
16#define TMR_DISABLE 0x0000
17#define TMR_ENABLE 0x0001
18
19/* bit 1 Interrupt enable */
20#define TMR_IE_DISABLE 0x0000
21#define TMR_IE_ENABLE 0x0002
22
23/* bit 2 Output enable */
24#define TMR_OE_DISABLE 0x0004
25#define TMR_OE_ENABLE 0x0000
26
27/* bit4 Up/Down counting selection */
28#define TMR_UD_DOWN 0x0000
29#define TMR_UD_UP 0x0010
30
31/* bit5 Up/Down counting control selection */
32#define TMR_UDS_UD 0x0000
33#define TMR_UDS_EXTUD 0x0020
34
35/* bit6 Time output mode */
36#define TMR_OM_TOGGLE 0x0000
37#define TMR_OM_PILSE 0x0040
38
39/* bit 8..9 External input active edge selection */
40#define TMR_ES_PE 0x0000
41#define TMR_ES_NE 0x0100
42#define TMR_ES_BOTH 0x0200
43
44/* bit 10..11 Operating mode */
45#define TMR_M_FREE 0x0000 /* free running timer mode */
46#define TMR_M_PERIODIC 0x0400 /* periodic timer mode */
47#define TMR_M_FC 0x0800 /* free running counter mode */
48#define TMR_M_PC 0x0c00 /* periodic counter mode */
49
50#define SYSTEM_CLOCK (27*1000000/4) /* 27 MHz */
51#endif /* _ASM_SCORE_SCOREREGS_H */