cpu/sam3x8e: adjusted to changed GPIO interface

This commit is contained in:
Hauke Petersen 2015-06-03 18:25:13 +02:00
parent 17c8640708
commit 854730cfa4
2 changed files with 47 additions and 230 deletions

View File

@ -0,0 +1,35 @@
/*
* Copyright (C) 2015 Freie Universität Berlin
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @ingroup cpu_sam3x8e
* @{
*
* @file
* @brief CPU specific definitions for internal peripheral handling
*
* @author Hauke Petersen <hauke.peterse@fu-berlin.de>
*/
#ifndef PERIPH_CPU_H_
#define PERIPH_CPU_H_
#include "periph/dev_enums.h"
#ifdef __cplusplus
extern "C" {
#endif
/* nothing defined here so far... */
#ifdef __cplusplus
}
#endif
#endif /* PERIPH_CPU_H_ */
/** @} */

View File

@ -27,9 +27,6 @@
#define ENABLE_DEBUG (0) #define ENABLE_DEBUG (0)
#include "debug.h" #include "debug.h"
/* guard file in case no GPIO devices are defined */
#if GPIO_NUMOF
typedef struct { typedef struct {
gpio_cb_t cb; /**< callback called from GPIO interrupt */ gpio_cb_t cb; /**< callback called from GPIO interrupt */
void *arg; /**< argument passed to the callback */ void *arg; /**< argument passed to the callback */
@ -37,227 +34,7 @@ typedef struct {
static gpio_state_t gpio_config[GPIO_NUMOF]; static gpio_state_t gpio_config[GPIO_NUMOF];
int gpio_init_out(gpio_t dev, gpio_pp_t pushpull) int gpio_init(gpio_t dev, gpio_dir_t dir, gpio_pp_t pushpull)
{
Pio *port = 0;
uint32_t pin = 0;
switch (dev) {
#if GPIO_0_EN
case GPIO_0:
port = GPIO_0_DEV;
pin = GPIO_0_PIN;
break;
#endif
#if GPIO_1_EN
case GPIO_1:
port = GPIO_1_DEV;
pin = GPIO_1_PIN;
break;
#endif
#if GPIO_2_EN
case GPIO_2:
port = GPIO_2_DEV;
pin = GPIO_2_PIN;
break;
#endif
#if GPIO_3_EN
case GPIO_3:
port = GPIO_3_DEV;
pin = GPIO_3_PIN;
break;
#endif
#if GPIO_4_EN
case GPIO_4:
port = GPIO_4_DEV;
pin = GPIO_4_PIN;
break;
#endif
#if GPIO_5_EN
case GPIO_5:
port = GPIO_5_DEV;
pin = GPIO_5_PIN;
break;
#endif
#if GPIO_6_EN
case GPIO_6:
port = GPIO_6_DEV;
pin = GPIO_6_PIN;
break;
#endif
#if GPIO_7_EN
case GPIO_7:
port = GPIO_7_DEV;
pin = GPIO_7_PIN;
break;
#endif
#if GPIO_8_EN
case GPIO_8:
port = GPIO_8_DEV;
pin = GPIO_8_PIN;
break;
#endif
#if GPIO_9_EN
case GPIO_9:
port = GPIO_9_DEV;
pin = GPIO_9_PIN;
break;
#endif
#if GPIO_10_EN
case GPIO_10:
port = GPIO_10_DEV;
pin = GPIO_10_PIN;
break;
#endif
#if GPIO_11_EN
case GPIO_11:
port = GPIO_11_DEV;
pin = GPIO_11_PIN;
break;
#endif
#if GPIO_12_EN
case GPIO_12:
port = GPIO_12_DEV;
pin = GPIO_12_PIN;
break;
#endif
#if GPIO_13_EN
case GPIO_13:
port = GPIO_13_DEV;
pin = GPIO_13_PIN;
break;
#endif
#if GPIO_14_EN
case GPIO_14:
port = GPIO_14_DEV;
pin = GPIO_14_PIN;
break;
#endif
#if GPIO_15_EN
case GPIO_15:
port = GPIO_15_DEV;
pin = GPIO_15_PIN;
break;
#endif
#if GPIO_16_EN
case GPIO_16:
port = GPIO_16_DEV;
pin = GPIO_16_PIN;
break;
#endif
#if GPIO_17_EN
case GPIO_17:
port = GPIO_17_DEV;
pin = GPIO_17_PIN;
break;
#endif
#if GPIO_18_EN
case GPIO_18:
port = GPIO_18_DEV;
pin = GPIO_18_PIN;
break;
#endif
#if GPIO_19_EN
case GPIO_19:
port = GPIO_19_DEV;
pin = GPIO_19_PIN;
break;
#endif
#if GPIO_20_EN
case GPIO_20:
port = GPIO_20_DEV;
pin = GPIO_20_PIN;
break;
#endif
#if GPIO_21_EN
case GPIO_21:
port = GPIO_21_DEV;
pin = GPIO_21_PIN;
break;
#endif
#if GPIO_22_EN
case GPIO_22:
port = GPIO_22_DEV;
pin = GPIO_22_PIN;
break;
#endif
#if GPIO_23_EN
case GPIO_23:
port = GPIO_23_DEV;
pin = GPIO_23_PIN;
break;
#endif
#if GPIO_24_EN
case GPIO_24:
port = GPIO_24_DEV;
pin = GPIO_24_PIN;
break;
#endif
#if GPIO_25_EN
case GPIO_25:
port = GPIO_25_DEV;
pin = GPIO_25_PIN;
break;
#endif
#if GPIO_26_EN
case GPIO_26:
port = GPIO_26_DEV;
pin = GPIO_26_PIN;
break;
#endif
#if GPIO_27_EN
case GPIO_27:
port = GPIO_27_DEV;
pin = GPIO_27_PIN;
break;
#endif
#if GPIO_28_EN
case GPIO_28:
port = GPIO_28_DEV;
pin = GPIO_28_PIN;
break;
#endif
#if GPIO_29_EN
case GPIO_29:
port = GPIO_29_DEV;
pin = GPIO_29_PIN;
break;
#endif
#if GPIO_30_EN
case GPIO_30:
port = GPIO_30_DEV;
pin = GPIO_30_PIN;
break;
#endif
#if GPIO_31_EN
case GPIO_31:
port = GPIO_31_DEV;
pin = GPIO_31_PIN;
break;
#endif
}
/* configure pin as output */
port->PIO_PER = pin;
port->PIO_OER = pin;
port->PIO_CODR = pin;
/* configure the pin's pull resistor state */
switch (pushpull) {
case GPIO_PULLDOWN:
return -1;
case GPIO_PULLUP:
port->PIO_PUER = pin;
break;
case GPIO_NOPULL:
port->PIO_PUDR = pin;
break;
}
return 0;
}
int gpio_init_in(gpio_t dev, gpio_pp_t pushpull)
{ {
Pio *port = 0; Pio *port = 0;
uint32_t pin = 0; uint32_t pin = 0;
@ -491,9 +268,6 @@ int gpio_init_in(gpio_t dev, gpio_pp_t pushpull)
/* give the PIO module the power over the corresponding pin */ /* give the PIO module the power over the corresponding pin */
port->PIO_PER = pin; port->PIO_PER = pin;
/* configure pin as input */
port->PIO_ODR = pin;
/* configure the pin's pull resistor state */ /* configure the pin's pull resistor state */
switch (pushpull) { switch (pushpull) {
case GPIO_PULLDOWN: case GPIO_PULLDOWN:
@ -505,6 +279,15 @@ int gpio_init_in(gpio_t dev, gpio_pp_t pushpull)
port->PIO_PUDR = pin; port->PIO_PUDR = pin;
break; break;
} }
if (dir == GPIO_DIR_OUT) {
/* configure pin as output */
port->PIO_OER = pin;
port->PIO_CODR = pin;
}
else {
/* configure pin as input */
port->PIO_ODR = pin;
}
return 0; return 0;
} }
@ -516,7 +299,7 @@ int gpio_init_int(gpio_t dev, gpio_pp_t pullup, gpio_flank_t flank, gpio_cb_t cb
uint32_t pin = 0; uint32_t pin = 0;
/* initialize port as input */ /* initialize port as input */
res = gpio_init_in(dev, pullup); res = gpio_init(dev, GPIO_DIR_IN, pullup);
if (res < 0) { if (res < 0) {
return res; return res;
} }
@ -1543,6 +1326,7 @@ void gpio_irq_disable(gpio_t dev)
#endif #endif
} }
} }
void gpio_irq_enable(gpio_t dev) void gpio_irq_enable(gpio_t dev)
{ {
switch (dev) { switch (dev) {
@ -2380,5 +2164,3 @@ void isr_piod(void)
thread_yield(); thread_yield();
} }
} }
#endif /* GPIO_NUMOF */