xref: /openbmc/linux/drivers/media/pci/bt8xx/bt878.h (revision 9b93eb47)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3     bt878.h - Bt878 audio module (register offsets)
4 
5     Copyright (C) 2002 Peter Hettkamp <peter.hettkamp@htp-tel.de>
6 
7 */
8 
9 #ifndef _BT878_H_
10 #define _BT878_H_
11 
12 #include <linux/interrupt.h>
13 #include <linux/pci.h>
14 #include <linux/sched.h>
15 #include <linux/spinlock.h>
16 #include <linux/mutex.h>
17 
18 #include "bt848.h"
19 #include "bttv.h"
20 
21 #define BT878_VERSION_CODE 0x000000
22 
23 #define BT878_AINT_STAT		0x100
24 #define BT878_ARISCS		(0xf<<28)
25 #define BT878_ARISC_EN		(1<<27)
26 #define BT878_ASCERR		(1<<19)
27 #define BT878_AOCERR		(1<<18)
28 #define BT878_APABORT		(1<<17)
29 #define BT878_ARIPERR		(1<<16)
30 #define BT878_APPERR		(1<<15)
31 #define BT878_AFDSR		(1<<14)
32 #define BT878_AFTRGT		(1<<13)
33 #define BT878_AFBUS		(1<<12)
34 #define BT878_ARISCI		(1<<11)
35 #define BT878_AOFLOW		(1<<3)
36 
37 #define BT878_AINT_MASK		0x104
38 
39 #define BT878_AGPIO_DMA_CTL	0x10c
40 #define BT878_A_GAIN		(0xf<<28)
41 #define BT878_A_G2X		(1<<27)
42 #define BT878_A_PWRDN		(1<<26)
43 #define BT878_A_SEL		(3<<24)
44 #define BT878_DA_SCE		(1<<23)
45 #define BT878_DA_LRI		(1<<22)
46 #define BT878_DA_MLB		(1<<21)
47 #define BT878_DA_LRD		(0x1f<<16)
48 #define BT878_DA_DPM		(1<<15)
49 #define BT878_DA_SBR		(1<<14)
50 #define BT878_DA_ES2		(1<<13)
51 #define BT878_DA_LMT		(1<<12)
52 #define BT878_DA_SDR		(0xf<<8)
53 #define BT878_DA_IOM		(3<<6)
54 #define BT878_DA_APP		(1<<5)
55 #define BT878_ACAP_EN		(1<<4)
56 #define BT878_PKTP		(3<<2)
57 #define BT878_RISC_EN		(1<<1)
58 #define BT878_FIFO_EN		1
59 
60 #define BT878_APACK_LEN		0x110
61 #define BT878_AFP_LEN		(0xff<<16)
62 #define BT878_ALP_LEN		0xfff
63 
64 #define BT878_ARISC_START	0x114
65 
66 #define BT878_ARISC_PC		0x120
67 
68 /* BT878 FUNCTION 0 REGISTERS */
69 #define BT878_GPIO_DMA_CTL	0x10c
70 
71 /* Interrupt register */
72 #define BT878_INT_STAT		0x100
73 #define BT878_INT_MASK		0x104
74 #define BT878_I2CRACK		(1<<25)
75 #define BT878_I2CDONE		(1<<8)
76 
77 #define BT878_MAX 4
78 
79 #define BT878_RISC_SYNC_MASK	(1 << 15)
80 
81 
82 #define BTTV_BOARD_UNKNOWN                 0x00
83 #define BTTV_BOARD_PINNACLESAT             0x5e
84 #define BTTV_BOARD_NEBULA_DIGITV           0x68
85 #define BTTV_BOARD_PC_HDTV                 0x70
86 #define BTTV_BOARD_TWINHAN_DST             0x71
87 #define BTTV_BOARD_AVDVBT_771              0x7b
88 #define BTTV_BOARD_AVDVBT_761              0x7c
89 #define BTTV_BOARD_DVICO_DVBT_LITE         0x80
90 #define BTTV_BOARD_DVICO_FUSIONHDTV_5_LITE 0x87
91 
92 extern int bt878_num;
93 
94 struct bt878 {
95 	struct mutex gpio_lock;
96 	unsigned int nr;
97 	unsigned int bttv_nr;
98 	struct i2c_adapter *adapter;
99 	struct pci_dev *dev;
100 	unsigned int id;
101 	unsigned int TS_Size;
102 	unsigned char revision;
103 	unsigned int irq;
104 	unsigned long bt878_adr;
105 	volatile void __iomem *bt878_mem; /* function 1 */
106 
107 	volatile u32 finished_block;
108 	volatile u32 last_block;
109 	u32 block_count;
110 	u32 block_bytes;
111 	u32 line_bytes;
112 	u32 line_count;
113 
114 	u32 buf_size;
115 	u8 *buf_cpu;
116 	dma_addr_t buf_dma;
117 
118 	u32 risc_size;
119 	__le32 *risc_cpu;
120 	dma_addr_t risc_dma;
121 	u32 risc_pos;
122 
123 	struct tasklet_struct tasklet;
124 	int shutdown;
125 };
126 
127 extern struct bt878 bt878[BT878_MAX];
128 
129 void bt878_start(struct bt878 *bt, u32 controlreg, u32 op_sync_orin,
130 		u32 irq_err_ignore);
131 void bt878_stop(struct bt878 *bt);
132 
133 #define bmtwrite(dat,adr)  writel((dat), (adr))
134 #define bmtread(adr)       readl(adr)
135 
136 #endif
137