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46 lines
1023 B
C
46 lines
1023 B
C
#ifndef SERVO2350_DRIVERS_MULTIPLEXER_CD74HC4067_H_
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#define SERVO2350_DRIVERS_MULTIPLEXER_CD74HC4067_H_
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#include <stdint.h>
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#include <zephyr/kernel.h>
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#include <zephyr/device.h>
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#include <zephyr/drivers/gpio.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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// struct cd74hc4067_api {
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// int (*enable)(const struct device *dev);
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// int (*disable)(const struct device *dev);
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// int (*select_channel)(const struct device *dev, uint8_t channel);
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// };
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struct cd74hc4067_data {
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struct k_mutex lock;
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uint8_t current_channel;
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bool enabled;
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};
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#define CD74HC4067_SELECT_CHANNEL_COUNT 16U
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#define CD74HC4067_SELECT_PIN_COUNT 4U
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struct cd74hc4067_cfg {
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struct gpio_dt_spec select[CD74HC4067_SELECT_PIN_COUNT];
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struct gpio_dt_spec enable;
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bool has_enable;
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};
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int cd74hc4067_enable(const struct device *dev);
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int cd74hc4067_disable(const struct device *dev);
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int cd74hc4067_select_channel(const struct device *dev, uint8_t channel);
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#ifdef __cplusplus
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}
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#endif
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#endif /* SERVO2350_DRIVERS_MULTIPLEXER_CD74HC4067_H_ */
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