qemu/include/hw/gpio/pca9554.h
Cédric Le Goater 6328d8ffa6 misc/pca955*: Move models under hw/gpio
The PCA9552 and PCA9554 devices are both I2C GPIO controllers and the
PCA9552 also can drive LEDs. Do all the necessary adjustments to move
the models under hw/gpio.

Cc: Glenn Miles <milesg@linux.vnet.ibm.com>
Signed-off-by: Cédric Le Goater <clg@redhat.com>
Message-ID: <20240325134833.1484265-1-clg@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2024-03-25 15:05:38 +01:00

37 lines
725 B
C

/*
* PCA9554 I/O port
*
* Copyright (c) 2023, IBM Corporation.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef PCA9554_H
#define PCA9554_H
#include "hw/i2c/i2c.h"
#include "qom/object.h"
#define TYPE_PCA9554 "pca9554"
typedef struct PCA9554State PCA9554State;
DECLARE_INSTANCE_CHECKER(PCA9554State, PCA9554,
TYPE_PCA9554)
#define PCA9554_NR_REGS 4
#define PCA9554_PIN_COUNT 8
struct PCA9554State {
/*< private >*/
I2CSlave i2c;
/*< public >*/
uint8_t len;
uint8_t pointer;
uint8_t regs[PCA9554_NR_REGS];
qemu_irq gpio_out[PCA9554_PIN_COUNT];
uint8_t ext_state[PCA9554_PIN_COUNT];
char *description; /* For debugging purpose only */
};
#endif