blob: a4319d41d1415b40fa1a9c49f46de7017881618b [file] [log] [blame]
/* SPDX-License-Identifier: GPL-2.0 */
/*
* dst-bt878.h: part of the DST driver for the TwinHan DST Frontend
*
* Copyright (C) 2003 Jamie Honan
*/
struct dst_gpio_enable {
u32 mask;
u32 enable;
};
struct dst_gpio_output {
u32 mask;
u32 highvals;
};
struct dst_gpio_read {
unsigned long value;
};
union dst_gpio_packet {
struct dst_gpio_enable enb;
struct dst_gpio_output outp;
struct dst_gpio_read rd;
int psize;
};
#define DST_IG_ENABLE 0
#define DST_IG_WRITE 1
#define DST_IG_READ 2
#define DST_IG_TS 3
struct bt878;
int bt878_device_control(struct bt878 *bt, unsigned int cmd, union dst_gpio_packet *mp);