diff options
Diffstat (limited to 'os/hal/platforms/LPC11Uxx/ext_lld.c')
| -rw-r--r-- | os/hal/platforms/LPC11Uxx/ext_lld.c | 167 |
1 files changed, 0 insertions, 167 deletions
diff --git a/os/hal/platforms/LPC11Uxx/ext_lld.c b/os/hal/platforms/LPC11Uxx/ext_lld.c deleted file mode 100644 index 81cdaf4aa..000000000 --- a/os/hal/platforms/LPC11Uxx/ext_lld.c +++ /dev/null @@ -1,167 +0,0 @@ -/*
- ChibiOS/RT - Copyright (C) 2006-2013 Giovanni Di Sirio
-
- 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.
-*/
-
-/**
- * @file LPC11Uxx/ext_lld.c
- * @brief LPC11Uxx EXT subsystem low level driver source.
- *
- * @addtogroup EXT
- * @{
- */
-
-#include "ch.h"
-#include "hal.h"
-
-#if HAL_USE_EXT || defined(__DOXYGEN__)
-
-#include "ext_lld_isr.h"
-
-/*===========================================================================*/
-/* Driver local definitions. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver exported variables. */
-/*===========================================================================*/
-
-/**
- * @brief EXTD1 driver identifier.
- */
-EXTDriver EXTD1;
-
-/*===========================================================================*/
-/* Driver local variables and types. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver local functions. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver interrupt handlers. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver exported functions. */
-/*===========================================================================*/
-
-/**
- * @brief Low level EXT driver initialization.
- *
- * @notapi
- */
-void ext_lld_init(void) {
-
- /* Driver initialization.*/
- extObjectInit(&EXTD1);
-}
-
-/**
- * @brief Configures and activates the EXT peripheral.
- *
- * @param[in] extp pointer to the @p EXTDriver object
- *
- * @notapi
- */
-void ext_lld_start(EXTDriver *extp) {
- int i;
-
- LPC_SYSCON->SYSAHBCLKCTRL |= (1<<19);
- /* Configuration of automatic channels.*/
- for (i = 0; i < EXT_MAX_CHANNELS; i++)
- if (extp->config->channels[i].mode & EXT_CH_MODE_AUTOSTART)
- ext_lld_channel_enable(extp, i);
- else
- ext_lld_channel_disable(extp, i);
-}
-
-/**
- * @brief Deactivates the EXT peripheral.
- *
- * @param[in] extp pointer to the @p EXTDriver object
- *
- * @notapi
- */
-void ext_lld_stop(EXTDriver *extp) {
- int i;
-
- if (extp->state == EXT_ACTIVE)
- for (i = 0; i < EXT_MAX_CHANNELS; i++)
- ext_lld_exti_irq_disable(i);
-
- LPC_GPIO_PIN_INT->ISEL = 0;
- LPC_GPIO_PIN_INT->CIENR = EXT_CHANNELS_MASK;
- LPC_GPIO_PIN_INT->RISE = EXT_CHANNELS_MASK;
- LPC_GPIO_PIN_INT->FALL = EXT_CHANNELS_MASK;
- LPC_GPIO_PIN_INT->IST = EXT_CHANNELS_MASK;
-
- LPC_SYSCON->SYSAHBCLKCTRL &= ~(1<<19);
-}
-
-/**
- * @brief Enables an EXT channel.
- *
- * @param[in] extp pointer to the @p EXTDriver object
- * @param[in] channel channel to be enabled
- *
- * @notapi
- */
-void ext_lld_channel_enable(EXTDriver *extp, expchannel_t channel) {
-
- /* program the IOpin for this channel */
- LPC_SYSCON->PINTSEL[channel] = extp->config->channels[channel].iopin;
-
- /* Programming edge irq enables */
- if (extp->config->channels[channel].mode & EXT_CH_MODE_RISING_EDGE)
- LPC_GPIO_PIN_INT->SIENR = (1 << channel);
- else
- LPC_GPIO_PIN_INT->CIENR = (1 << channel);
-
- if (extp->config->channels[channel].mode & EXT_CH_MODE_FALLING_EDGE)
- LPC_GPIO_PIN_INT->SIENF = (1 << channel);
- else
- LPC_GPIO_PIN_INT->CIENF = (1 << channel);
-
- LPC_GPIO_PIN_INT->RISE = (1<<channel);
- LPC_GPIO_PIN_INT->FALL = (1<<channel);
- LPC_GPIO_PIN_INT->IST = (1<<channel);
-
- ext_lld_exti_irq_enable( channel );
-}
-
-/**
- * @brief Disables an EXT channel.
- *
- * @param[in] extp pointer to the @p EXTDriver object
- * @param[in] channel channel to be disabled
- *
- * @notapi
- */
-void ext_lld_channel_disable(EXTDriver *extp, expchannel_t channel) {
- (void)extp;
-
- ext_lld_exti_irq_disable(channel);
-
- LPC_GPIO_PIN_INT->ISEL &= ~(1 << channel);
- LPC_GPIO_PIN_INT->CIENR = (1 << channel);
- LPC_GPIO_PIN_INT->RISE = (1 << channel);
- LPC_GPIO_PIN_INT->FALL = (1 << channel);
- LPC_GPIO_PIN_INT->IST = (1 << channel);
-}
-
-#endif /* HAL_USE_EXT */
-
-/** @} */
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