xref: /openbmc/linux/drivers/media/pci/bt8xx/bt878.h (revision cfbb9be8)
1 /*
2     bt878.h - Bt878 audio module (register offsets)
3 
4     Copyright (C) 2002 Peter Hettkamp <peter.hettkamp@htp-tel.de>
5 
6     This program is free software; you can redistribute it and/or modify
7     it under the terms of the GNU General Public License as published by
8     the Free Software Foundation; either version 2 of the License, or
9     (at your option) any later version.
10 
11     This program is distributed in the hope that it will be useful,
12     but WITHOUT ANY WARRANTY; without even the implied warranty of
13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14     GNU General Public License for more details.
15 
16     You should have received a copy of the GNU General Public License
17     along with this program; if not, write to the Free Software
18     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 */
20 
21 #ifndef _BT878_H_
22 #define _BT878_H_
23 
24 #include <linux/interrupt.h>
25 #include <linux/pci.h>
26 #include <linux/sched.h>
27 #include <linux/spinlock.h>
28 #include <linux/mutex.h>
29 
30 #include "bt848.h"
31 #include "bttv.h"
32 
33 #define BT878_VERSION_CODE 0x000000
34 
35 #define BT878_AINT_STAT		0x100
36 #define BT878_ARISCS		(0xf<<28)
37 #define BT878_ARISC_EN		(1<<27)
38 #define BT878_ASCERR		(1<<19)
39 #define BT878_AOCERR		(1<<18)
40 #define BT878_APABORT		(1<<17)
41 #define BT878_ARIPERR		(1<<16)
42 #define BT878_APPERR		(1<<15)
43 #define BT878_AFDSR		(1<<14)
44 #define BT878_AFTRGT		(1<<13)
45 #define BT878_AFBUS		(1<<12)
46 #define BT878_ARISCI		(1<<11)
47 #define BT878_AOFLOW		(1<<3)
48 
49 #define BT878_AINT_MASK		0x104
50 
51 #define BT878_AGPIO_DMA_CTL	0x10c
52 #define BT878_A_GAIN		(0xf<<28)
53 #define BT878_A_G2X		(1<<27)
54 #define BT878_A_PWRDN		(1<<26)
55 #define BT878_A_SEL		(3<<24)
56 #define BT878_DA_SCE		(1<<23)
57 #define BT878_DA_LRI		(1<<22)
58 #define BT878_DA_MLB		(1<<21)
59 #define BT878_DA_LRD		(0x1f<<16)
60 #define BT878_DA_DPM		(1<<15)
61 #define BT878_DA_SBR		(1<<14)
62 #define BT878_DA_ES2		(1<<13)
63 #define BT878_DA_LMT		(1<<12)
64 #define BT878_DA_SDR		(0xf<<8)
65 #define BT878_DA_IOM		(3<<6)
66 #define BT878_DA_APP		(1<<5)
67 #define BT878_ACAP_EN		(1<<4)
68 #define BT878_PKTP		(3<<2)
69 #define BT878_RISC_EN		(1<<1)
70 #define BT878_FIFO_EN		1
71 
72 #define BT878_APACK_LEN		0x110
73 #define BT878_AFP_LEN		(0xff<<16)
74 #define BT878_ALP_LEN		0xfff
75 
76 #define BT878_ARISC_START	0x114
77 
78 #define BT878_ARISC_PC		0x120
79 
80 /* BT878 FUNCTION 0 REGISTERS */
81 #define BT878_GPIO_DMA_CTL	0x10c
82 
83 /* Interrupt register */
84 #define BT878_INT_STAT		0x100
85 #define BT878_INT_MASK		0x104
86 #define BT878_I2CRACK		(1<<25)
87 #define BT878_I2CDONE		(1<<8)
88 
89 #define BT878_MAX 4
90 
91 #define BT878_RISC_SYNC_MASK	(1 << 15)
92 
93 
94 #define BTTV_BOARD_UNKNOWN                 0x00
95 #define BTTV_BOARD_PINNACLESAT             0x5e
96 #define BTTV_BOARD_NEBULA_DIGITV           0x68
97 #define BTTV_BOARD_PC_HDTV                 0x70
98 #define BTTV_BOARD_TWINHAN_DST             0x71
99 #define BTTV_BOARD_AVDVBT_771              0x7b
100 #define BTTV_BOARD_AVDVBT_761              0x7c
101 #define BTTV_BOARD_DVICO_DVBT_LITE         0x80
102 #define BTTV_BOARD_DVICO_FUSIONHDTV_5_LITE 0x87
103 
104 extern int bt878_num;
105 
106 struct bt878 {
107 	struct mutex gpio_lock;
108 	unsigned int nr;
109 	unsigned int bttv_nr;
110 	struct i2c_adapter *adapter;
111 	struct pci_dev *dev;
112 	unsigned int id;
113 	unsigned int TS_Size;
114 	unsigned char revision;
115 	unsigned int irq;
116 	unsigned long bt878_adr;
117 	volatile void __iomem *bt878_mem; /* function 1 */
118 
119 	volatile u32 finished_block;
120 	volatile u32 last_block;
121 	u32 block_count;
122 	u32 block_bytes;
123 	u32 line_bytes;
124 	u32 line_count;
125 
126 	u32 buf_size;
127 	u8 *buf_cpu;
128 	dma_addr_t buf_dma;
129 
130 	u32 risc_size;
131 	__le32 *risc_cpu;
132 	dma_addr_t risc_dma;
133 	u32 risc_pos;
134 
135 	struct tasklet_struct tasklet;
136 	int shutdown;
137 };
138 
139 extern struct bt878 bt878[BT878_MAX];
140 
141 void bt878_start(struct bt878 *bt, u32 controlreg, u32 op_sync_orin,
142 		u32 irq_err_ignore);
143 void bt878_stop(struct bt878 *bt);
144 
145 #define bmtwrite(dat,adr)  writel((dat), (adr))
146 #define bmtread(adr)       readl(adr)
147 
148 #endif
149