blob: b6f4e264fedbb5cc39b11e5438799cf4b16c173c (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
|
/*
* PCA9552 I2C LED blinker
*
* Copyright (c) 2017-2018, IBM Corporation.
*
* This work is licensed under the terms of the GNU GPL, version 2 or
* later. See the COPYING file in the top-level directory.
*/
#ifndef PCA9552_H
#define PCA9552_H
#include "hw/i2c/i2c.h"
#include "qom/object.h"
#define TYPE_PCA9552 "pca9552"
#define TYPE_PCA955X "pca955x"
typedef struct PCA955xState PCA955xState;
DECLARE_INSTANCE_CHECKER(PCA955xState, PCA955X,
TYPE_PCA955X)
#define PCA955X_NR_REGS 10
#define PCA955X_PIN_COUNT_MAX 16
struct PCA955xState {
/*< private >*/
I2CSlave i2c;
/*< public >*/
uint8_t len;
uint8_t pointer;
uint8_t regs[PCA955X_NR_REGS];
qemu_irq gpio[PCA955X_PIN_COUNT_MAX];
char *description; /* For debugging purpose only */
};
#endif
|
