aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/media/video/em28xx/em28xx-reg.h
blob: 24e39c56811e98713f8497cca6f46fbd48409209 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
#define EM_GPIO_0  (1 << 0)
#define EM_GPIO_1  (1 << 1)
#define EM_GPIO_2  (1 << 2)
#define EM_GPIO_3  (1 << 3)
#define EM_GPIO_4  (1 << 4)
#define EM_GPIO_5  (1 << 5)
#define EM_GPIO_6  (1 << 6)
#define EM_GPIO_7  (1 << 7)

#define EM_GPO_0   (1 << 0)
#define EM_GPO_1   (1 << 1)
#define EM_GPO_2   (1 << 2)
#define EM_GPO_3   (1 << 3)

/* em2800 registers */
#define EM2800_R08_AUDIOSRC 0x08

/* em28xx registers */

#define EM28XX_R00_CHIPCFG	0x00

/* em28xx Chip Configuration 0x00 */
#define EM28XX_CHIPCFG_VENDOR_AUDIO		0x80
#define EM28XX_CHIPCFG_I2S_VOLUME_CAPABLE	0x40
#define EM28XX_CHIPCFG_I2S_5_SAMPRATES		0x30
#define EM28XX_CHIPCFG_I2S_3_SAMPRATES		0x20
#define EM28XX_CHIPCFG_AC97			0x10
#define EM28XX_CHIPCFG_AUDIOMASK		0x30

	/* GPIO/GPO registers */
#define EM2880_R04_GPO	0x04    /* em2880-em2883 only */
#define EM28XX_R08_GPIO	0x08	/* em2820 or upper */

#define EM28XX_R06_I2C_CLK	0x06

/* em28xx I2C Clock Register (0x06) */
#define EM28XX_I2C_CLK_ACK_LAST_READ	0x80
#define EM28XX_I2C_CLK_WAIT_ENABLE	0x40
#define EM28XX_I2C_EEPROM_ON_BOARD	0x08
#define EM28XX_I2C_EEPROM_KEY_VALID	0x04
#define EM2874_I2C_SECONDARY_BUS_SELECT	0x04 /* em2874 has two i2c busses */
#define EM28XX_I2C_FREQ_1_5_MHZ		0x03 /* bus frequency (bits [1-0]) */
#define EM28XX_I2C_FREQ_25_KHZ		0x02
#define EM28XX_I2C_FREQ_400_KHZ		0x01
#define EM28XX_I2C_FREQ_100_KHZ		0x00


#define EM28XX_R0A_CHIPID	0x0a
#define EM28XX_R0C_USBSUSP	0x0c	/* */

#define EM28XX_R0E_AUDIOSRC	0x0e
#define EM28XX_R0F_XCLK	0x0f

/* em28xx XCLK Register (0x0f) */
#define EM28XX_XCLK_AUDIO_UNMUTE	0x80 /* otherwise audio muted */
#define EM28XX_XCLK_I2S_MSB_TIMING	0x40 /* otherwise standard timing */
#define EM28XX_XCLK_IR_RC5_MODE		0x20 /* otherwise NEC mode */
#define EM28XX_XCLK_IR_NEC_CHK_PARITY	0x10
#define EM28XX_XCLK_FREQUENCY_30MHZ	0x00 /* Freq. select (bits [3-0]) */
#define EM28XX_XCLK_FREQUENCY_15MHZ	0x01
#define EM28XX_XCLK_FREQUENCY_10MHZ	0x02
#define EM28XX_XCLK_FREQUENCY_7_5MHZ	0x03
#define EM28XX_XCLK_FREQUENCY_6MHZ	0x04
#define EM28XX_XCLK_FREQUENCY_5MHZ	0x05
#define EM28XX_XCLK_FREQUENCY_4_3MHZ	0x06
#define EM28XX_XCLK_FREQUENCY_12MHZ	0x07
#define EM28XX_XCLK_FREQUENCY_20MHZ	0x08
#define EM28XX_XCLK_FREQUENCY_20MHZ_2	0x09
#define EM28XX_XCLK_FREQUENCY_48MHZ	0x0a
#define EM28XX_XCLK_FREQUENCY_24MHZ	0x0b

#define EM28XX_R10_VINMODE	0x10
#define EM28XX_R11_VINCTRL	0x11
#define EM28XX_R12_VINENABLE	0x12	/* */

#define EM28XX_R14_GAMMA	0x14
#define EM28XX_R15_RGAIN	0x15
#define EM28XX_R16_GGAIN	0x16
#define EM28XX_R17_BGAIN	0x17
#define EM28XX_R18_ROFFSET	0x18
#define EM28XX_R19_GOFFSET	0x19
#define EM28XX_R1A_BOFFSET	0x1a

#define EM28XX_R1B_OFLOW	0x1b
#define EM28XX_R1C_HSTART	0x1c
#define EM28XX_R1D_VSTART	0x1d
#define EM28XX_R1E_CWIDTH	0x1e
#define EM28XX_R1F_CHEIGHT	0x1f

#define EM28XX_R20_YGAIN	0x20
#define EM28XX_R21_YOFFSET	0x21
#define EM28XX_R22_UVGAIN	0x22
#define EM28XX_R23_UOFFSET	0x23
#define EM28XX_R24_VOFFSET	0x24
#define EM28XX_R25_SHARPNESS	0x25

#define EM28XX_R26_COMPR	0x26
#define EM28XX_R27_OUTFMT	0x27

/* em28xx Output Format Register (0x27) */
#define EM28XX_OUTFMT_RGB_8_RGRG	0x00
#define EM28XX_OUTFMT_RGB_8_GRGR	0x01
#define EM28XX_OUTFMT_RGB_8_GBGB	0x02
#define EM28XX_OUTFMT_RGB_8_BGBG	0x03
#define EM28XX_OUTFMT_RGB_16_656	0x04
#define EM28XX_OUTFMT_RGB_8_BAYER	0x08 /* Pattern in Reg 0x10[1-0] */
#define EM28XX_OUTFMT_YUV211		0x10
#define EM28XX_OUTFMT_YUV422_Y0UY1V	0x14
#define EM28XX_OUTFMT_YUV422_Y1UY0V	0x15
#define EM28XX_OUTFMT_YUV411		0x18


#define EM28XX_R28_XMIN	0x28
#define EM28XX_R29_XMAX	0x29
#define EM28XX_R2A_YMIN	0x2a
#define EM28XX_R2B_YMAX	0x2b

#define EM28XX_R30_HSCALELOW	0x30
#define EM28XX_R31_HSCALEHIGH	0x31
#define EM28XX_R32_VSCALELOW	0x32
#define EM28XX_R33_VSCALEHIGH	0x33

#define EM28XX_R40_AC97LSB	0x40
#define EM28XX_R41_AC97MSB	0x41
#define EM28XX_R42_AC97ADDR	0x42
#define EM28XX_R43_AC97BUSY	0x43

#define EM28XX_R45_IR		0x45
	/* 0x45  bit 7    - parity bit
		 bits 6-0 - count
	   0x46  IR brand
	   0x47  IR data
	 */

/* em2874 registers */
#define EM2874_R50_IR_CONFIG    0x50
#define EM2874_R51_IR           0x51
#define EM2874_R5F_TS_ENABLE    0x5f
#define EM2874_R80_GPIO         0x80

/* em2874 IR config register (0x50) */
#define EM2874_IR_NEC           0x00
#define EM2874_IR_RC5           0x04
#define EM2874_IR_RC5_MODE_0    0x08
#define EM2874_IR_RC5_MODE_6A   0x0b

/* em2874 Transport Stream Enable Register (0x5f) */
#define EM2874_TS1_CAPTURE_ENABLE (1 << 0)
#define EM2874_TS1_FILTER_ENABLE  (1 << 1)
#define EM2874_TS1_NULL_DISCARD   (1 << 2)
#define EM2874_TS2_CAPTURE_ENABLE (1 << 4)
#define EM2874_TS2_FILTER_ENABLE  (1 << 5)
#define EM2874_TS2_NULL_DISCARD   (1 << 6)

/* register settings */
#define EM2800_AUDIO_SRC_TUNER  0x0d
#define EM2800_AUDIO_SRC_LINE   0x0c
#define EM28XX_AUDIO_SRC_TUNER	0xc0
#define EM28XX_AUDIO_SRC_LINE	0x80

/* FIXME: Need to be populated with the other chip ID's */
enum em28xx_chip_id {
	CHIP_ID_EM2820 = 18,	/* Also used by em2710 */
	CHIP_ID_EM2840 = 20,
	CHIP_ID_EM2750 = 33,
	CHIP_ID_EM2860 = 34,
	CHIP_ID_EM2870 = 35,
	CHIP_ID_EM2883 = 36,
	CHIP_ID_EM2874 = 65,
};

/*
 * Registers used by em202 and other AC97 chips
 */

/* Standard AC97 registers */
#define AC97_RESET               0x00

	/* Output volumes */
#define AC97_MASTER_VOL          0x02
#define AC97_LINE_LEVEL_VOL      0x04	/* Some devices use for headphones */
#define AC97_MASTER_MONO_VOL     0x06

	/* Input volumes */
#define AC97_PC_BEEP_VOL         0x0a
#define AC97_PHONE_VOL           0x0c
#define AC97_MIC_VOL             0x0e
#define AC97_LINEIN_VOL          0x10
#define AC97_CD_VOL              0x12
#define AC97_VIDEO_VOL           0x14
#define AC97_AUX_VOL             0x16
#define AC97_PCM_OUT_VOL         0x18

	/* capture registers */
#define AC97_RECORD_SELECT       0x1a
#define AC97_RECORD_GAIN         0x1c

	/* control registers */
#define AC97_GENERAL_PURPOSE     0x20
#define AC97_3D_CTRL             0x22
#define AC97_AUD_INT_AND_PAG     0x24
#define AC97_POWER_DOWN_CTRL     0x26
#define AC97_EXT_AUD_ID          0x28
#define AC97_EXT_AUD_CTRL        0x2a

/* Supported rate varies for each AC97 device
   if write an unsupported value, it will return the closest one
 */
#define AC97_PCM_OUT_FRONT_SRATE 0x2c
#define AC97_PCM_OUT_SURR_SRATE  0x2e
#define AC97_PCM_OUT_LFE_SRATE   0x30
#define AC97_PCM_IN_SRATE        0x32

	/* For devices with more than 2 channels, extra output volumes */
#define AC97_LFE_MASTER_VOL      0x36
#define AC97_SURR_MASTER_VOL     0x38

	/* Digital SPDIF output control */
#define AC97_SPDIF_OUT_CTRL      0x3a

	/* Vendor ID identifier */
#define AC97_VENDOR_ID1          0x7c
#define AC97_VENDOR_ID2          0x7e

/* EMP202 vendor registers */
#define EM202_EXT_MODEM_CTRL     0x3e
#define EM202_GPIO_CONF          0x4c
#define EM202_GPIO_POLARITY      0x4e
#define EM202_GPIO_STICKY        0x50
#define EM202_GPIO_MASK          0x52
#define EM202_GPIO_STATUS        0x54
#define EM202_SPDIF_OUT_SEL      0x6a
#define EM202_ANTIPOP            0x72
#define EM202_EAPD_GPIO_ACCESS   0x74