xref: /openbmc/linux/drivers/media/usb/gspca/stk1135.h (revision b830f94f)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  * STK1135 registers
4  *
5  * Copyright (c) 2013 Ondrej Zary
6  */
7 
8 #define STK1135_REG_GCTRL	0x000	/* GPIO control */
9 #define STK1135_REG_ICTRL	0x004	/* Interrupt control */
10 #define STK1135_REG_IDATA	0x008	/* Interrupt data */
11 #define STK1135_REG_RMCTL	0x00c	/* Remote wakeup control */
12 #define STK1135_REG_POSVA	0x010	/* Power-on strapping data */
13 
14 #define STK1135_REG_SENSO	0x018	/* Sensor select options */
15 #define STK1135_REG_PLLFD	0x01c	/* PLL frequency divider */
16 
17 #define STK1135_REG_SCTRL	0x100	/* Sensor control register */
18 #define STK1135_REG_DCTRL	0x104	/* Decimation control register */
19 #define STK1135_REG_CISPO	0x110	/* Capture image starting position */
20 #define STK1135_REG_CIEPO	0x114	/* Capture image ending position */
21 #define STK1135_REG_TCTRL	0x120	/* Test data control */
22 
23 #define STK1135_REG_SICTL	0x200	/* Serial interface control register */
24 #define STK1135_REG_SBUSW	0x204	/* Serial bus write */
25 #define STK1135_REG_SBUSR	0x208	/* Serial bus read */
26 #define STK1135_REG_SCSI	0x20c	/* Software control serial interface */
27 #define STK1135_REG_GSBWP	0x210	/* General serial bus write port */
28 #define STK1135_REG_GSBRP	0x214	/* General serial bus read port */
29 #define STK1135_REG_ASIC	0x2fc	/* Alternate serial interface control */
30 
31 #define STK1135_REG_TMGEN	0x300	/* Timing generator */
32 #define STK1135_REG_TCP1	0x350	/* Timing control parameter 1 */
33 
34 struct stk1135_pkt_header {
35 	u8 flags;
36 	u8 seq;
37 	__le16 gpio;
38 } __packed;
39 
40 #define STK1135_HDR_FRAME_START	(1 << 7)
41 #define STK1135_HDR_ODD		(1 << 6)
42 #define STK1135_HDR_I2C_VBLANK	(1 << 5)
43 
44 #define STK1135_HDR_SEQ_MASK	0x3f
45