diff options
author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-10-09 16:31:56 -0400 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-10-09 16:31:56 -0400 |
commit | 6a4690c22f5da1eb1c898b61b6a80da52fbd976f (patch) | |
tree | a03891a32abe0da191fb765fe669a597e07423c6 /arch/blackfin/include/asm/gptimers.h | |
parent | 90bb28b0644f7324f8bd1feb27b35146e6785ba2 (diff) | |
parent | 8ec53663d2698076468b3e1edc4e1b418bd54de3 (diff) |
Merge branch 'ptebits' into devel
Conflicts:
arch/arm/Kconfig
Diffstat (limited to 'arch/blackfin/include/asm/gptimers.h')
-rw-r--r-- | arch/blackfin/include/asm/gptimers.h | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/arch/blackfin/include/asm/gptimers.h b/arch/blackfin/include/asm/gptimers.h new file mode 100644 index 000000000000..0520d2aac8f3 --- /dev/null +++ b/arch/blackfin/include/asm/gptimers.h | |||
@@ -0,0 +1,191 @@ | |||
1 | /* | ||
2 | * gptimers.h - Blackfin General Purpose Timer structs/defines/prototypes | ||
3 | * | ||
4 | * Copyright (c) 2005-2008 Analog Devices Inc. | ||
5 | * Copyright (C) 2005 John DeHority | ||
6 | * Copyright (C) 2006 Hella Aglaia GmbH (awe@aglaia-gmbh.de) | ||
7 | * | ||
8 | * Licensed under the GPL-2. | ||
9 | */ | ||
10 | |||
11 | #ifndef _BLACKFIN_TIMERS_H_ | ||
12 | #define _BLACKFIN_TIMERS_H_ | ||
13 | |||
14 | #include <linux/types.h> | ||
15 | #include <asm/blackfin.h> | ||
16 | |||
17 | /* | ||
18 | * BF537/BF527: 8 timers: | ||
19 | */ | ||
20 | #if defined(BF527_FAMILY) || defined(BF537_FAMILY) | ||
21 | # define MAX_BLACKFIN_GPTIMERS 8 | ||
22 | # define TIMER0_GROUP_REG TIMER_ENABLE | ||
23 | #endif | ||
24 | /* | ||
25 | * BF54x: 11 timers (BF542: 8 timers): | ||
26 | */ | ||
27 | #if defined(BF548_FAMILY) | ||
28 | # ifdef CONFIG_BF542 | ||
29 | # define MAX_BLACKFIN_GPTIMERS 8 | ||
30 | # else | ||
31 | # define MAX_BLACKFIN_GPTIMERS 11 | ||
32 | # define TIMER8_GROUP_REG TIMER_ENABLE1 | ||
33 | # endif | ||
34 | # define TIMER0_GROUP_REG TIMER_ENABLE0 | ||
35 | #endif | ||
36 | /* | ||
37 | * BF561: 12 timers: | ||
38 | */ | ||
39 | #if defined(CONFIG_BF561) | ||
40 | # define MAX_BLACKFIN_GPTIMERS 12 | ||
41 | # define TIMER0_GROUP_REG TMRS8_ENABLE | ||
42 | # define TIMER8_GROUP_REG TMRS4_ENABLE | ||
43 | #endif | ||
44 | /* | ||
45 | * All others: 3 timers: | ||
46 | */ | ||
47 | #if !defined(MAX_BLACKFIN_GPTIMERS) | ||
48 | # define MAX_BLACKFIN_GPTIMERS 3 | ||
49 | # define TIMER0_GROUP_REG TIMER_ENABLE | ||
50 | #endif | ||
51 | |||
52 | #define BLACKFIN_GPTIMER_IDMASK ((1UL << MAX_BLACKFIN_GPTIMERS) - 1) | ||
53 | #define BFIN_TIMER_OCTET(x) ((x) >> 3) | ||
54 | |||
55 | /* used in masks for timer_enable() and timer_disable() */ | ||
56 | #define TIMER0bit 0x0001 /* 0001b */ | ||
57 | #define TIMER1bit 0x0002 /* 0010b */ | ||
58 | #define TIMER2bit 0x0004 /* 0100b */ | ||
59 | #define TIMER3bit 0x0008 | ||
60 | #define TIMER4bit 0x0010 | ||
61 | #define TIMER5bit 0x0020 | ||
62 | #define TIMER6bit 0x0040 | ||
63 | #define TIMER7bit 0x0080 | ||
64 | #define TIMER8bit 0x0100 | ||
65 | #define TIMER9bit 0x0200 | ||
66 | #define TIMER10bit 0x0400 | ||
67 | #define TIMER11bit 0x0800 | ||
68 | |||
69 | #define TIMER0_id 0 | ||
70 | #define TIMER1_id 1 | ||
71 | #define TIMER2_id 2 | ||
72 | #define TIMER3_id 3 | ||
73 | #define TIMER4_id 4 | ||
74 | #define TIMER5_id 5 | ||
75 | #define TIMER6_id 6 | ||
76 | #define TIMER7_id 7 | ||
77 | #define TIMER8_id 8 | ||
78 | #define TIMER9_id 9 | ||
79 | #define TIMER10_id 10 | ||
80 | #define TIMER11_id 11 | ||
81 | |||
82 | /* associated timers for ppi framesync: */ | ||
83 | |||
84 | #if defined(CONFIG_BF561) | ||
85 | # define FS0_1_TIMER_ID TIMER8_id | ||
86 | # define FS0_2_TIMER_ID TIMER9_id | ||
87 | # define FS1_1_TIMER_ID TIMER10_id | ||
88 | # define FS1_2_TIMER_ID TIMER11_id | ||
89 | # define FS0_1_TIMER_BIT TIMER8bit | ||
90 | # define FS0_2_TIMER_BIT TIMER9bit | ||
91 | # define FS1_1_TIMER_BIT TIMER10bit | ||
92 | # define FS1_2_TIMER_BIT TIMER11bit | ||
93 | # undef FS1_TIMER_ID | ||
94 | # undef FS2_TIMER_ID | ||
95 | # undef FS1_TIMER_BIT | ||
96 | # undef FS2_TIMER_BIT | ||
97 | #else | ||
98 | # define FS1_TIMER_ID TIMER0_id | ||
99 | # define FS2_TIMER_ID TIMER1_id | ||
100 | # define FS1_TIMER_BIT TIMER0bit | ||
101 | # define FS2_TIMER_BIT TIMER1bit | ||
102 | #endif | ||
103 | |||
104 | /* | ||
105 | * Timer Configuration Register Bits | ||
106 | */ | ||
107 | #define TIMER_ERR 0xC000 | ||
108 | #define TIMER_ERR_OVFL 0x4000 | ||
109 | #define TIMER_ERR_PROG_PER 0x8000 | ||
110 | #define TIMER_ERR_PROG_PW 0xC000 | ||
111 | #define TIMER_EMU_RUN 0x0200 | ||
112 | #define TIMER_TOGGLE_HI 0x0100 | ||
113 | #define TIMER_CLK_SEL 0x0080 | ||
114 | #define TIMER_OUT_DIS 0x0040 | ||
115 | #define TIMER_TIN_SEL 0x0020 | ||
116 | #define TIMER_IRQ_ENA 0x0010 | ||
117 | #define TIMER_PERIOD_CNT 0x0008 | ||
118 | #define TIMER_PULSE_HI 0x0004 | ||
119 | #define TIMER_MODE 0x0003 | ||
120 | #define TIMER_MODE_PWM 0x0001 | ||
121 | #define TIMER_MODE_WDTH 0x0002 | ||
122 | #define TIMER_MODE_EXT_CLK 0x0003 | ||
123 | |||
124 | /* | ||
125 | * Timer Status Register Bits | ||
126 | */ | ||
127 | #define TIMER_STATUS_TIMIL0 0x0001 | ||
128 | #define TIMER_STATUS_TIMIL1 0x0002 | ||
129 | #define TIMER_STATUS_TIMIL2 0x0004 | ||
130 | #define TIMER_STATUS_TIMIL3 0x00000008 | ||
131 | #define TIMER_STATUS_TIMIL4 0x00010000 | ||
132 | #define TIMER_STATUS_TIMIL5 0x00020000 | ||
133 | #define TIMER_STATUS_TIMIL6 0x00040000 | ||
134 | #define TIMER_STATUS_TIMIL7 0x00080000 | ||
135 | #define TIMER_STATUS_TIMIL8 0x0001 | ||
136 | #define TIMER_STATUS_TIMIL9 0x0002 | ||
137 | #define TIMER_STATUS_TIMIL10 0x0004 | ||
138 | #define TIMER_STATUS_TIMIL11 0x0008 | ||
139 | |||
140 | #define TIMER_STATUS_TOVF0 0x0010 /* timer 0 overflow error */ | ||
141 | #define TIMER_STATUS_TOVF1 0x0020 | ||
142 | #define TIMER_STATUS_TOVF2 0x0040 | ||
143 | #define TIMER_STATUS_TOVF3 0x00000080 | ||
144 | #define TIMER_STATUS_TOVF4 0x00100000 | ||
145 | #define TIMER_STATUS_TOVF5 0x00200000 | ||
146 | #define TIMER_STATUS_TOVF6 0x00400000 | ||
147 | #define TIMER_STATUS_TOVF7 0x00800000 | ||
148 | #define TIMER_STATUS_TOVF8 0x0010 | ||
149 | #define TIMER_STATUS_TOVF9 0x0020 | ||
150 | #define TIMER_STATUS_TOVF10 0x0040 | ||
151 | #define TIMER_STATUS_TOVF11 0x0080 | ||
152 | |||
153 | /* | ||
154 | * Timer Slave Enable Status : write 1 to clear | ||
155 | */ | ||
156 | #define TIMER_STATUS_TRUN0 0x1000 | ||
157 | #define TIMER_STATUS_TRUN1 0x2000 | ||
158 | #define TIMER_STATUS_TRUN2 0x4000 | ||
159 | #define TIMER_STATUS_TRUN3 0x00008000 | ||
160 | #define TIMER_STATUS_TRUN4 0x10000000 | ||
161 | #define TIMER_STATUS_TRUN5 0x20000000 | ||
162 | #define TIMER_STATUS_TRUN6 0x40000000 | ||
163 | #define TIMER_STATUS_TRUN7 0x80000000 | ||
164 | #define TIMER_STATUS_TRUN 0xF000F000 | ||
165 | #define TIMER_STATUS_TRUN8 0x1000 | ||
166 | #define TIMER_STATUS_TRUN9 0x2000 | ||
167 | #define TIMER_STATUS_TRUN10 0x4000 | ||
168 | #define TIMER_STATUS_TRUN11 0x8000 | ||
169 | |||
170 | /* The actual gptimer API */ | ||
171 | |||
172 | void set_gptimer_pwidth (int timer_id, uint32_t width); | ||
173 | uint32_t get_gptimer_pwidth (int timer_id); | ||
174 | void set_gptimer_period (int timer_id, uint32_t period); | ||
175 | uint32_t get_gptimer_period (int timer_id); | ||
176 | uint32_t get_gptimer_count (int timer_id); | ||
177 | uint16_t get_gptimer_intr (int timer_id); | ||
178 | void clear_gptimer_intr (int timer_id); | ||
179 | uint16_t get_gptimer_over (int timer_id); | ||
180 | void clear_gptimer_over (int timer_id); | ||
181 | void set_gptimer_config (int timer_id, uint16_t config); | ||
182 | uint16_t get_gptimer_config (int timer_id); | ||
183 | void set_gptimer_pulse_hi (int timer_id); | ||
184 | void clear_gptimer_pulse_hi(int timer_id); | ||
185 | void enable_gptimers (uint16_t mask); | ||
186 | void disable_gptimers (uint16_t mask); | ||
187 | uint16_t get_enabled_gptimers (void); | ||
188 | uint32_t get_gptimer_status (int group); | ||
189 | void set_gptimer_status (int group, uint32_t value); | ||
190 | |||
191 | #endif | ||