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authorJonathan Herman <hermanjl@cs.unc.edu>2013-01-22 10:38:37 -0500
committerJonathan Herman <hermanjl@cs.unc.edu>2013-01-22 10:38:37 -0500
commitfcc9d2e5a6c89d22b8b773a64fb4ad21ac318446 (patch)
treea57612d1888735a2ec7972891b68c1ac5ec8faea /arch/cris/include/asm/sync_serial.h
parent8dea78da5cee153b8af9c07a2745f6c55057fe12 (diff)
Added missing tegra files.HEADmaster
Diffstat (limited to 'arch/cris/include/asm/sync_serial.h')
-rw-r--r--arch/cris/include/asm/sync_serial.h132
1 files changed, 132 insertions, 0 deletions
diff --git a/arch/cris/include/asm/sync_serial.h b/arch/cris/include/asm/sync_serial.h
new file mode 100644
index 00000000000..7f827fea30e
--- /dev/null
+++ b/arch/cris/include/asm/sync_serial.h
@@ -0,0 +1,132 @@
1/*
2 * ioctl defines for synchronous serial port driver
3 *
4 * Copyright (c) 2001-2003 Axis Communications AB
5 *
6 * Author: Mikael Starvik
7 *
8 */
9
10#ifndef SYNC_SERIAL_H
11#define SYNC_SERIAL_H
12
13#include <linux/ioctl.h>
14
15#define SSP_SPEED _IOR('S', 0, unsigned int)
16#define SSP_MODE _IOR('S', 1, unsigned int)
17#define SSP_FRAME_SYNC _IOR('S', 2, unsigned int)
18#define SSP_IPOLARITY _IOR('S', 3, unsigned int)
19#define SSP_OPOLARITY _IOR('S', 4, unsigned int)
20#define SSP_SPI _IOR('S', 5, unsigned int)
21#define SSP_INBUFCHUNK _IOR('S', 6, unsigned int)
22#define SSP_INPUT _IOR('S', 7, unsigned int)
23
24/* Values for SSP_SPEED */
25#define SSP150 0
26#define SSP300 1
27#define SSP600 2
28#define SSP1200 3
29#define SSP2400 4
30#define SSP4800 5
31#define SSP9600 6
32#define SSP19200 7
33#define SSP28800 8
34#define SSP57600 9
35#define SSP115200 10
36#define SSP230400 11
37#define SSP460800 12
38#define SSP921600 13
39#define SSP3125000 14
40#define CODEC 15
41#define CODEC_f32768 16
42
43#define FREQ_4MHz 0
44#define FREQ_2MHz 1
45#define FREQ_1MHz 2
46#define FREQ_512kHz 3
47#define FREQ_256kHz 4
48#define FREQ_128kHz 5
49#define FREQ_64kHz 6
50#define FREQ_32kHz 7
51/* FREQ_* with values where bit (value & 0x10) is set are */
52/* used for CODEC_f32768 */
53#define FREQ_4096kHz 16 /* CODEC_f32768 */
54
55/* Used by application to set CODEC divider, word rate and frame rate */
56#define CODEC_VAL(freq, clk_per_sync, sync_per_frame) \
57 ((CODEC + ((freq & 0x10) >> 4)) | (freq << 8) | \
58 (clk_per_sync << 16) | (sync_per_frame << 28))
59
60/* Used by driver to extract speed */
61#define GET_SPEED(x) (x & 0xff)
62#define GET_FREQ(x) ((x & 0xff00) >> 8)
63#define GET_WORD_RATE(x) (((x & 0x0fff0000) >> 16) - 1)
64#define GET_FRAME_RATE(x) (((x & 0xf0000000) >> 28) - 1)
65
66/* Values for SSP_MODE */
67#define MASTER_OUTPUT 0
68#define SLAVE_OUTPUT 1
69#define MASTER_INPUT 2
70#define SLAVE_INPUT 3
71#define MASTER_BIDIR 4
72#define SLAVE_BIDIR 5
73
74/* Values for SSP_FRAME_SYNC */
75#define NORMAL_SYNC 1
76#define EARLY_SYNC 2
77#define SECOND_WORD_SYNC 0x40000
78#define LATE_SYNC 0x80000
79
80#define BIT_SYNC 4
81#define WORD_SYNC 8
82#define EXTENDED_SYNC 0x10
83
84#define SYNC_OFF 0x20
85#define SYNC_ON 0x40
86#define WORD_SIZE_8 0x80
87#define WORD_SIZE_12 0x100
88#define WORD_SIZE_16 0x200
89#define WORD_SIZE_24 0x400
90#define WORD_SIZE_32 0x800
91#define BIT_ORDER_LSB 0x1000
92#define BIT_ORDER_MSB 0x2000
93#define FLOW_CONTROL_ENABLE 0x4000
94#define FLOW_CONTROL_DISABLE 0x8000
95#define CLOCK_GATED 0x10000
96#define CLOCK_NOT_GATED 0x20000
97
98/* Values for SSP_IPOLARITY and SSP_OPOLARITY */
99#define CLOCK_NORMAL 1
100#define CLOCK_INVERT 2
101#define CLOCK_INEGEDGE CLOCK_NORMAL
102#define CLOCK_IPOSEDGE CLOCK_INVERT
103#define FRAME_NORMAL 4
104#define FRAME_INVERT 8
105#define STATUS_NORMAL 0x10
106#define STATUS_INVERT 0x20
107
108/* Values for SSP_SPI */
109#define SPI_MASTER 0
110#define SPI_SLAVE 1
111
112/* Values for SSP_INBUFCHUNK */
113/* plain integer with the size of DMA chunks */
114
115/* To ensure that the timestamps are aligned with the data being read
116 * the read length MUST be a multiple of the length of the DMA buffers.
117 *
118 * Use a multiple of SSP_INPUT_CHUNK_SIZE defined below.
119 */
120#define SSP_INPUT_CHUNK_SIZE 256
121
122/* Request struct to pass through the ioctl interface to read
123 * data with timestamps.
124 */
125struct ssp_request {
126 char __user *buf; /* Where to put the data. */
127 size_t len; /* Size of buf. MUST be a multiple of */
128 /* SSP_INPUT_CHUNK_SIZE! */
129 struct timespec ts; /* The time the data was sampled. */
130};
131
132#endif