nrf5/hal: Moving hal_gpio functions, types and defines from mphalport.h to a new hal_gpio.h.

This commit is contained in:
Glenn Ruben Bakke 2017-04-09 21:39:15 +02:00
parent 800a399182
commit 3b15d33809
2 changed files with 95 additions and 82 deletions

91
nrf5/hal/hal_gpio.h Normal file
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@ -0,0 +1,91 @@
/*
* This file is part of the Micro Python project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2017 Glenn Ruben Bakke
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef HAL_GPIO_H__
#define HAL_GPIO_H__
#if NRF51
#define POINTERS (const uint32_t[]){NRF_GPIO_BASE}
#endif
#if NRF52
#ifdef NRF52832_XXAA
#define POINTERS (const uint32_t[]){NRF_P0_BASE}
#endif
#ifdef NRF52840_XXAA
#define POINTERS (const uint32_t[]){NRF_P0_BASE, NRF_P1_BASE}
#endif
#endif
#define GPIO_BASE(x) ((NRF_GPIO_Type *)POINTERS[x])
#define hal_gpio_pin_high(p) (((NRF_GPIO_Type *)(GPIO_BASE((p)->port)))->OUTSET = (p)->pin_mask)
#define hal_gpio_pin_low(p) (((NRF_GPIO_Type *)(GPIO_BASE((p)->port)))->OUTCLR = (p)->pin_mask)
#define hal_gpio_pin_read(p) (((NRF_GPIO_Type *)(GPIO_BASE((p)->port)))->IN >> ((p)->pin) & 1)
typedef enum {
HAL_GPIO_PULL_DISABLED = (GPIO_PIN_CNF_PULL_Disabled << GPIO_PIN_CNF_PULL_Pos),
HAL_GPIO_PULL_DOWN = (GPIO_PIN_CNF_PULL_Pulldown << GPIO_PIN_CNF_PULL_Pos),
HAL_GPIO_PULL_UP = (GPIO_PIN_CNF_PULL_Pullup << GPIO_PIN_CNF_PULL_Pos)
} hal_gpio_pull_t;
typedef enum {
HAL_GPIO_MODE_OUTPUT = (GPIO_PIN_CNF_DIR_Output << GPIO_PIN_CNF_DIR_Pos),
HAL_GPIO_MODE_INPUT = (GPIO_PIN_CNF_DIR_Input << GPIO_PIN_CNF_DIR_Pos),
} hal_gpio_mode_t;
static inline void hal_gpio_cfg_pin(uint8_t port, uint32_t pin_number, hal_gpio_mode_t mode, hal_gpio_pull_t pull) {
GPIO_BASE(port)->PIN_CNF[pin_number] = (GPIO_PIN_CNF_SENSE_Disabled << GPIO_PIN_CNF_SENSE_Pos)
| (GPIO_PIN_CNF_DRIVE_S0S1 << GPIO_PIN_CNF_DRIVE_Pos)
| pull
| (GPIO_PIN_CNF_INPUT_Connect << GPIO_PIN_CNF_INPUT_Pos)
| mode;
}
static inline void hal_gpio_out_set(uint8_t port, uint32_t pin_mask) {
GPIO_BASE(port)->OUTSET = pin_mask;
}
static inline void hal_gpio_pin_set(uint8_t port, uint32_t pin) {
GPIO_BASE(port)->OUTSET = (1 << pin);
}
static inline void hal_gpio_pin_clear(uint8_t port, uint32_t pin) {
GPIO_BASE(port)->OUTCLR = (1 << pin);
}
static inline void hal_gpio_pin_toggle(uint8_t port, uint32_t pin) {
uint32_t pin_mask = (1 << pin);
if (GPIO_BASE(port)->OUT ^ pin_mask) {
GPIO_BASE(port)->OUTSET = pin_mask;
} else {
GPIO_BASE(port)->OUTCLR = pin_mask;
}
}
#endif // HAL_GPIO_H__

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@ -30,6 +30,7 @@
#include "py/mpconfig.h" #include "py/mpconfig.h"
#include NRF5_HAL_H #include NRF5_HAL_H
#include "pin.h" #include "pin.h"
#include "hal_gpio.h"
typedef enum typedef enum
{ {
@ -39,85 +40,6 @@ typedef enum
HAL_TIMEOUT = 0x03 HAL_TIMEOUT = 0x03
} HAL_StatusTypeDef; } HAL_StatusTypeDef;
#if NRF51
#define POINTERS (const uint32_t[]){NRF_GPIO_BASE}
#endif
#if NRF52
#ifdef NRF52832_XXAA
#define POINTERS (const uint32_t[]){NRF_P0_BASE}
#endif
#ifdef NRF52840_XXAA
#define POINTERS (const uint32_t[]){NRF_P0_BASE, NRF_P1_BASE}
#endif
#endif
#define GPIO_BASE(x) ((NRF_GPIO_Type *)POINTERS[x])
/**
* @brief GPIO Init structure definition
*/
typedef struct
{
uint32_t Pin; /*!< Specifies the GPIO pins to be configured.
This parameter can be any value of @ref GPIO_pins_define */
uint32_t Mode; /*!< Specifies the operating mode for the selected pins.
This parameter can be a value of @ref GPIO_mode_define */
uint32_t Pull; /*!< Specifies the Pull-up or Pull-Down activation for the selected pins.
This parameter can be a value of @ref GPIO_pull_define */
uint32_t Speed; /*!< Specifies the speed for the selected pins.
This parameter can be a value of @ref GPIO_speed_define */
uint32_t Alternate; /*!< Peripheral to be connected to the selected pins.
This parameter can be a value of @ref GPIO_Alternat_function_selection */
} GPIO_InitTypeDef;
typedef enum {
HAL_GPIO_PULL_DISABLED = (GPIO_PIN_CNF_PULL_Disabled << GPIO_PIN_CNF_PULL_Pos),
HAL_GPIO_PULL_DOWN = (GPIO_PIN_CNF_PULL_Pulldown << GPIO_PIN_CNF_PULL_Pos),
HAL_GPIO_PULL_UP = (GPIO_PIN_CNF_PULL_Pullup << GPIO_PIN_CNF_PULL_Pos)
} hal_gpio_pull_t;
typedef enum {
HAL_GPIO_MODE_OUTPUT = (GPIO_PIN_CNF_DIR_Output << GPIO_PIN_CNF_DIR_Pos),
HAL_GPIO_MODE_INPUT = (GPIO_PIN_CNF_DIR_Input << GPIO_PIN_CNF_DIR_Pos),
} hal_gpio_mode_t;
static inline void hal_gpio_cfg_pin(uint8_t port, uint32_t pin_number, hal_gpio_mode_t mode, hal_gpio_pull_t pull) {
GPIO_BASE(port)->PIN_CNF[pin_number] = (GPIO_PIN_CNF_SENSE_Disabled << GPIO_PIN_CNF_SENSE_Pos)
| (GPIO_PIN_CNF_DRIVE_S0S1 << GPIO_PIN_CNF_DRIVE_Pos)
| pull
| (GPIO_PIN_CNF_INPUT_Connect << GPIO_PIN_CNF_INPUT_Pos)
| mode;
}
static inline void hal_gpio_out_set(uint8_t port, uint32_t pin_mask) {
GPIO_BASE(port)->OUTSET = pin_mask;
}
static inline void hal_gpio_pin_set(uint8_t port, uint32_t pin) {
GPIO_BASE(port)->OUTSET = (1 << pin);
}
static inline void hal_gpio_pin_clear(uint8_t port, uint32_t pin) {
GPIO_BASE(port)->OUTCLR = (1 << pin);
}
static inline void hal_gpio_pin_toggle(uint8_t port, uint32_t pin) {
uint32_t pin_mask = (1 << pin);
if (GPIO_BASE(port)->OUT ^ pin_mask) {
GPIO_BASE(port)->OUTSET = pin_mask;
} else {
GPIO_BASE(port)->OUTCLR = pin_mask;
}
}
static inline uint32_t hal_tick_fake(void) { static inline uint32_t hal_tick_fake(void) {
return 0; return 0;
} }
@ -134,9 +56,9 @@ void mp_hal_stdout_tx_str(const char *str);
#define mp_hal_pin_obj_t const pin_obj_t* #define mp_hal_pin_obj_t const pin_obj_t*
#define mp_hal_get_pin_obj(o) pin_find(o) #define mp_hal_get_pin_obj(o) pin_find(o)
#define mp_hal_pin_high(p) (((NRF_GPIO_Type *)(GPIO_BASE((p)->port)))->OUTSET = (p)->pin_mask) #define mp_hal_pin_high(p) hal_gpio_pin_high(p)
#define mp_hal_pin_low(p) (((NRF_GPIO_Type *)(GPIO_BASE((p)->port)))->OUTCLR = (p)->pin_mask) #define mp_hal_pin_low(p) hal_gpio_pin_low(p)
#define mp_hal_pin_read(p) (((NRF_GPIO_Type *)(GPIO_BASE((p)->port)))->IN >> ((p)->pin) & 1) #define mp_hal_pin_read(p) hal_gpio_pin_read(p)
#define mp_hal_pin_write(p, v) do { if (v) { mp_hal_pin_high(p); } else { mp_hal_pin_low(p); } } while (0) #define mp_hal_pin_write(p, v) do { if (v) { mp_hal_pin_high(p); } else { mp_hal_pin_low(p); } } while (0)
#define mp_hal_pin_od_low(p) mp_hal_pin_low(p) #define mp_hal_pin_od_low(p) mp_hal_pin_low(p)
#define mp_hal_pin_od_high(p) mp_hal_pin_high(p) #define mp_hal_pin_od_high(p) mp_hal_pin_high(p)