Diff: targets/TARGET_Realtek/TARGET_AMEBA/gpio_api.c

Revision:

182:57724642e740

Parent:

181:96ed750bd169

--- a/targets/TARGET_Realtek/TARGET_AMEBA/gpio_api.c	Wed Jan 17 15:23:54 2018 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,202 +0,0 @@
-/* mbed Microcontroller Library
- * Copyright (c) 2013-2016 Realtek Semiconductor Corp.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-#include "objects.h"
-#include "pinmap.h"
-
-#if CONFIG_GPIO_EN
-
-#include "gpio_api.h"
-
-// convert Mbed pin mode to HAL Pin Mode
-const u8 GPIO_InPinMode[] = {
-    DIN_PULL_NONE,      // PullNone
-    DIN_PULL_HIGH,      // PullUp
-    DIN_PULL_LOW,       // PullDown
-    DIN_PULL_NONE       // OpenDrain
-};
-
-const u8 GPIO_SWPORT_DR_TBL[] = {
-    GPIO_PORTA_DR,
-    GPIO_PORTB_DR,
-    GPIO_PORTC_DR
-};
-
-const u8 GPIO_EXT_PORT_TBL[] = {
-    GPIO_EXT_PORTA,
-    GPIO_EXT_PORTB,
-    GPIO_EXT_PORTC
-};
-
-const u8 GPIO_SWPORT_DDR_TBL[] = {
-    GPIO_PORTA_DDR,
-    GPIO_PORTB_DDR,
-    GPIO_PORTC_DDR
-};
-
-void gpio_set_hal_pin_mode(gpio_t *obj)
-{
-    uint32_t mode;
-
-    mode = obj->mode;
-    if (obj->direction == PIN_OUTPUT) {
-        if (mode == OpenDrain) {
-            obj->hal_pin.pin_mode = DOUT_OPEN_DRAIN;
-        } else {
-            obj->hal_pin.pin_mode = DOUT_PUSH_PULL;
-        }
-    } else {
-        if (mode < 4) {
-            obj->hal_pin.pin_mode = GPIO_InPinMode[mode];
-        } else {
-            obj->hal_pin.pin_mode = DIN_PULL_NONE;
-        }
-    }
-}
-
-uint32_t gpio_set(PinName pin) 
-{
-    u32 ip_pin;
-    
-    DBG_ASSERT(pin != (PinName)NC);
-    pin_function(pin, 0);
-    ip_pin = HAL_GPIO_GetPinName((u32)pin);
-    
-    return ip_pin;
-}
-
-void gpio_init(gpio_t *obj, PinName pin) 
-{
-    uint32_t pin_name;
-
-    if (pin == (PinName)NC)
-        return;
-
-    obj->pin = pin;
-    obj->mode = PullNone;
-    obj->direction = PIN_INPUT;
-    pin_name = gpio_set(pin); // get the IP pin name
-    obj->hal_pin.pin_name = pin_name;
-    obj->hal_pin.pin_mode = DIN_PULL_NONE;
-    obj->hal_port_num = HAL_GPIO_GET_PORT_BY_NAME(pin_name);
-    obj->hal_pin_num = HAL_GPIO_GET_PIN_BY_NAME(pin_name);
-    HAL_GPIO_Init(&obj->hal_pin);
-}
-
-void gpio_mode(gpio_t *obj, PinMode mode) 
-{
-    obj->mode = mode;
-    gpio_set_hal_pin_mode(obj);    
-    HAL_GPIO_Init(&obj->hal_pin);
-}
-
-// Initial the Pin direction
-void gpio_dir(gpio_t *obj, PinDirection direction)
-{
-    obj->direction = direction;
-    gpio_set_hal_pin_mode(obj);
-    HAL_GPIO_Init(&obj->hal_pin);
-}
-
-// Change the pin direction directly
-void gpio_change_dir(gpio_t *obj, PinDirection direction)
-{
-    uint32_t reg_value;
-    uint8_t port_num;
-    uint8_t pin_num;
-
-    obj->direction = direction;
-    gpio_set_hal_pin_mode(obj);
-    port_num = obj->hal_port_num;
-    pin_num = obj->hal_pin_num;
-
-    reg_value =  HAL_READ32(GPIO_REG_BASE, GPIO_SWPORT_DDR_TBL[port_num]);
-    if (direction) {
-        // Out
-        reg_value |= (1 << pin_num);
-    } else {
-        // In
-        reg_value &= ~(1 << pin_num);
-    }
-    HAL_WRITE32(GPIO_REG_BASE, GPIO_SWPORT_DDR_TBL[port_num], reg_value);
-}
-
-void gpio_write(gpio_t *obj, int value) 
-{
-    HAL_GPIO_PIN  *hal_pin=&obj->hal_pin;
-    volatile uint32_t reg_value;
-    uint8_t port_num;
-    uint8_t pin_num;
-    
-    if (hal_pin->pin_mode != DOUT_OPEN_DRAIN) {
-        port_num = obj->hal_port_num;
-        pin_num = obj->hal_pin_num;
-        
-        reg_value =  HAL_READ32(GPIO_REG_BASE, GPIO_SWPORT_DR_TBL[port_num]);
-        reg_value &= ~(1 << pin_num);
-        reg_value |= ((value&0x01)<< pin_num);
-        HAL_WRITE32(GPIO_REG_BASE, GPIO_SWPORT_DR_TBL[port_num], reg_value);            
-    } else {
-        HAL_GPIO_WritePin(&obj->hal_pin, value);
-    }
-}
-
-int gpio_read(gpio_t *obj)
-{
-    volatile uint32_t reg_value;
-    uint8_t port_num;
-    uint8_t pin_num;
-    HAL_GPIO_PIN_MODE pin_mode;
-
-    port_num = obj->hal_port_num;
-    pin_num = obj->hal_pin_num;
-    pin_mode = obj->hal_pin.pin_mode;
-
-    reg_value =  HAL_READ32(GPIO_REG_BASE, GPIO_EXT_PORT_TBL[port_num]);
-    if (pin_mode != DOUT_OPEN_DRAIN) {
-        return ((reg_value >> pin_num) & 0x01);
-    } else {
-        return (!((reg_value >> pin_num) & 0x01));
-    }    
-}
-
-// This API only works for non-Open-Drain pin
-void gpio_direct_write(gpio_t *obj, BOOL value) 
-{
-    uint8_t port_num;
-    uint8_t pin_num;
-    uint32_t reg_value;
-
-    port_num = obj->hal_port_num;
-    pin_num = obj->hal_pin_num;
-
-    reg_value =  HAL_READ32(GPIO_REG_BASE, GPIO_SWPORT_DR_TBL[port_num]);
-    reg_value &= ~(1 << pin_num);
-    reg_value |= (value<< pin_num);
-    HAL_WRITE32(GPIO_REG_BASE, GPIO_SWPORT_DR_TBL[port_num], reg_value);
-}
-
-void gpio_pull_ctrl(gpio_t *obj, PinMode pull_type)
-{
-    HAL_GPIO_PullCtrl((u32) obj->pin, (u32)pull_type);
-}
-
-
-void gpio_deinit(gpio_t *obj)
-{
-    HAL_GPIO_DeInit(&obj->hal_pin);
-}
-
-#endif