1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * dst-bt878.h: part of the DST driver for the TwinHan DST Frontend
4 *
5 * Copyright (C) 2003 Jamie Honan
6 */
7
8struct dst_gpio_enable {
9	u32	mask;
10	u32	enable;
11};
12
13struct dst_gpio_output {
14	u32	mask;
15	u32	highvals;
16};
17
18struct dst_gpio_read {
19	unsigned long value;
20};
21
22union dst_gpio_packet {
23	struct dst_gpio_enable enb;
24	struct dst_gpio_output outp;
25	struct dst_gpio_read rd;
26	int    psize;
27};
28
29#define DST_IG_ENABLE	0
30#define DST_IG_WRITE	1
31#define DST_IG_READ	2
32#define DST_IG_TS       3
33
34struct bt878;
35
36int bt878_device_control(struct bt878 *bt, unsigned int cmd, union dst_gpio_packet *mp);
37