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[component][drivers]add pinctrl/pin-irqchip (#8383)

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This commit is contained in:
zms123456
2024-02-29 22:27:27 +08:00
committed by GitHub
parent 195f94ef1d
commit 97c5edf947
14 changed files with 847 additions and 7 deletions
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components/drivers/include/drivers/pin.h
+83
View File
@@ -18,10 +18,25 @@
extern "C" {
#endif
#ifdef RT_USING_DM
#include <drivers/pic.h>
struct rt_pin_irqchip
{
struct rt_pic parent;
int irq;
rt_base_t pin_range[2];
};
#endif /* RT_USING_DM */
/* pin device and operations for RT-Thread */
struct rt_device_pin
{
struct rt_device parent;
#ifdef RT_USING_DM
struct rt_pin_irqchip irqchip;
#endif /* RT_USING_DM */
const struct rt_pin_ops *ops;
};
@@ -36,6 +51,39 @@ struct rt_device_pin
#define PIN_MODE_INPUT_PULLDOWN 0x03
#define PIN_MODE_OUTPUT_OD 0x04
#ifdef RT_USING_PINCTRL
enum
{
PIN_CONFIG_BIAS_BUS_HOLD,
PIN_CONFIG_BIAS_DISABLE,
PIN_CONFIG_BIAS_HIGH_IMPEDANCE,
PIN_CONFIG_BIAS_PULL_DOWN,
PIN_CONFIG_BIAS_PULL_PIN_DEFAULT,
PIN_CONFIG_BIAS_PULL_UP,
PIN_CONFIG_DRIVE_OPEN_DRAIN,
PIN_CONFIG_DRIVE_OPEN_SOURCE,
PIN_CONFIG_DRIVE_PUSH_PULL,
PIN_CONFIG_DRIVE_STRENGTH,
PIN_CONFIG_DRIVE_STRENGTH_UA,
PIN_CONFIG_INPUT_DEBOUNCE,
PIN_CONFIG_INPUT_ENABLE,
PIN_CONFIG_INPUT_SCHMITT,
PIN_CONFIG_INPUT_SCHMITT_ENABLE,
PIN_CONFIG_MODE_LOW_POWER,
PIN_CONFIG_MODE_PWM,
PIN_CONFIG_OUTPUT,
PIN_CONFIG_OUTPUT_ENABLE,
PIN_CONFIG_OUTPUT_IMPEDANCE_OHMS,
PIN_CONFIG_PERSIST_STATE,
PIN_CONFIG_POWER_SOURCE,
PIN_CONFIG_SKEW_DELAY,
PIN_CONFIG_SLEEP_HARDWARE_STATE,
PIN_CONFIG_SLEW_RATE,
PIN_CONFIG_END = 0x7f,
PIN_CONFIG_MAX = 0xff,
};
#endif /* RT_USING_PINCTRL */
#define PIN_IRQ_MODE_RISING 0x00
#define PIN_IRQ_MODE_FALLING 0x01
#define PIN_IRQ_MODE_RISING_FALLING 0x02
@@ -66,6 +114,16 @@ struct rt_pin_irq_hdr
void (*hdr)(void *args);
void *args;
};
#ifdef RT_USING_PINCTRL
struct rt_pin_ctrl_conf_params
{
const char *propname;
rt_uint32_t param;
rt_uint32_t default_value;
};
#endif /* RT_USING_PINCTRL */
struct rt_pin_ops
{
void (*pin_mode)(struct rt_device *device, rt_base_t pin, rt_uint8_t mode);
@@ -76,6 +134,13 @@ struct rt_pin_ops
rt_err_t (*pin_detach_irq)(struct rt_device *device, rt_base_t pin);
rt_err_t (*pin_irq_enable)(struct rt_device *device, rt_base_t pin, rt_uint8_t enabled);
rt_base_t (*pin_get)(const char *name);
#ifdef RT_USING_DM
rt_err_t (*pin_irq_mode)(struct rt_device *device, rt_base_t pin, rt_uint8_t mode);
rt_ssize_t (*pin_parse)(struct rt_device *device, struct rt_ofw_cell_args *args, rt_uint32_t *flags);
#endif
#ifdef RT_USING_PINCTRL
rt_err_t (*pin_ctrl_confs_apply)(struct rt_device *device, void *fw_conf_np);
#endif /* RT_USING_PINCTRL */
};
int rt_device_pin_register(const char *name, const struct rt_pin_ops *ops, void *user_data);
@@ -88,6 +153,24 @@ rt_err_t rt_pin_attach_irq(rt_base_t pin, rt_uint8_t mode,
rt_err_t rt_pin_detach_irq(rt_base_t pin);
rt_err_t rt_pin_irq_enable(rt_base_t pin, rt_uint8_t enabled);
#ifdef RT_USING_DM
rt_ssize_t rt_pin_get_named_pin(struct rt_device *dev, const char *propname, int index,
rt_uint8_t *out_mode, rt_uint8_t *out_value);
rt_ssize_t rt_pin_get_named_pin_count(struct rt_device *dev, const char *propname);
#ifdef RT_USING_OFW
rt_ssize_t rt_ofw_get_named_pin(struct rt_ofw_node *np, const char *propname, int index,
rt_uint8_t *out_mode, rt_uint8_t *out_value);
rt_ssize_t rt_ofw_get_named_pin_count(struct rt_ofw_node *np, const char *propname);
#endif
#endif /* RT_USING_DM */
#ifdef RT_USING_PINCTRL
rt_ssize_t rt_pin_ctrl_confs_lookup(struct rt_device *device, const char *name);
rt_err_t rt_pin_ctrl_confs_apply(struct rt_device *device, int index);
rt_err_t rt_pin_ctrl_confs_apply_by_name(struct rt_device *device, const char *name);
#endif /* RT_USING_PINCTRL */
#ifdef __cplusplus
}
#endif
components/drivers/include/dt-bindings/pin/pin.h
+42
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@@ -0,0 +1,42 @@
/*
* Copyright (c) 2006-2022, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef __DT_BINDINGS_PIN_PIN_H__
#define __DT_BINDINGS_PIN_PIN_H__
/* Bit 0 express polarity */
#define PIN_ACTIVE_HIGH 0
#define PIN_ACTIVE_LOW 1
/* Bit 1 express single-endedness */
#define PIN_PUSH_PULL 0
#define PIN_SINGLE_ENDED 2
/* Bit 2 express Open drain or open source */
#define PIN_LINE_OPEN_SOURCE 0
#define PIN_LINE_OPEN_DRAIN 4
/*
* Open Drain/Collector is the combination of single-ended open drain interface.
* Open Source/Emitter is the combination of single-ended open source interface.
*/
#define PIN_OPEN_DRAIN (PIN_SINGLE_ENDED | PIN_LINE_OPEN_DRAIN)
#define PIN_OPEN_SOURCE (PIN_SINGLE_ENDED | PIN_LINE_OPEN_SOURCE)
/* Bit 3 express PIN suspend/resume and reset persistence */
#define PIN_PERSISTENT 0
#define PIN_TRANSITORY 8
/* Bit 4 express pull up */
#define PIN_PULL_UP 16
/* Bit 5 express pull down */
#define PIN_PULL_DOWN 32
/* Bit 6 express pull disable */
#define PIN_PULL_DISABLE 64
#endif /* __DT_BINDINGS_PIN_PIN_H__ */
components/drivers/include/dt-bindings/pin/state.h
+29
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@@ -0,0 +1,29 @@
/*
* Copyright (c) 2006-2022, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef __DT_BINDINGS_PIN_STATE_H__
#define __DT_BINDINGS_PIN_STATE_H__
#define PIND_FLAGS_BIT_DIR_SET (1 << 0)
#define PIND_FLAGS_BIT_DIR_OUT (1 << 1)
#define PIND_FLAGS_BIT_DIR_VAL (1 << 2)
#define PIND_FLAGS_BIT_OPEN_DRAIN (1 << 3)
#define PIND_FLAGS_BIT_NONEXCLUSIVE (1 << 4)
/* Don't change anything */
#define PIND_ASIS 0
/* Set lines to input mode */
#define PIND_IN PIND_FLAGS_BIT_DIR_SET
/* Set lines to output and drive them low */
#define PIND_OUT_LOW (PIND_FLAGS_BIT_DIR_SET | PIND_FLAGS_BIT_DIR_OUT)
/* Set lines to output and drive them high */
#define PIND_OUT_HIGH (PIND_FLAGS_BIT_DIR_SET | PIND_FLAGS_BIT_DIR_OUT | PIND_FLAGS_BIT_DIR_VAL)
/* Set lines to open-drain output and drive them low */
#define PIND_OUT_LOW_OPEN_DRAIN (PIND_OUT_LOW | PIND_FLAGS_BIT_OPEN_DRAIN)
/* Set lines to open-drain output and drive them high */
#define PIND_OUT_HIGH_OPEN_DRAIN (PIND_OUT_HIGH | PIND_FLAGS_BIT_OPEN_DRAIN)
#endif /* __DT_BINDINGS_PIN_STATE_H__ */