diff options
author | Cédric Le Goater <clg@redhat.com> | 2024-03-25 14:48:32 +0100 |
---|---|---|
committer | Thomas Huth <thuth@redhat.com> | 2024-03-25 15:05:38 +0100 |
commit | 6328d8ffa6cb9d750e4bfcfd73ac25d3a39ceb63 (patch) | |
tree | 07639dcded649a542df4da9750eb4514f65591ce /include/hw/gpio/pca9552.h | |
parent | 1967e9e06709c2b3de8b071d94da3856ba5b1ce6 (diff) |
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>
Diffstat (limited to 'include/hw/gpio/pca9552.h')
-rw-r--r-- | include/hw/gpio/pca9552.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/include/hw/gpio/pca9552.h b/include/hw/gpio/pca9552.h new file mode 100644 index 0000000000..c36525f0c3 --- /dev/null +++ b/include/hw/gpio/pca9552.h @@ -0,0 +1,38 @@ +/* + * 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_out[PCA955X_PIN_COUNT_MAX]; + uint8_t ext_state[PCA955X_PIN_COUNT_MAX]; + char *description; /* For debugging purpose only */ +}; + +#endif |