diff options
Diffstat (limited to 'os/hal/platforms/AT91SAM7/pal_lld.c')
| -rw-r--r-- | os/hal/platforms/AT91SAM7/pal_lld.c | 150 |
1 files changed, 0 insertions, 150 deletions
diff --git a/os/hal/platforms/AT91SAM7/pal_lld.c b/os/hal/platforms/AT91SAM7/pal_lld.c deleted file mode 100644 index 506d42d22..000000000 --- a/os/hal/platforms/AT91SAM7/pal_lld.c +++ /dev/null @@ -1,150 +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 AT91SAM7/pal_lld.c
- * @brief AT91SAM7 PIO low level driver code.
- *
- * @addtogroup PAL
- * @{
- */
-
-#include "ch.h"
-#include "hal.h"
-
-#if HAL_USE_PAL || defined(__DOXYGEN__)
-
-/*===========================================================================*/
-/* Driver exported variables. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver local variables and types. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver local functions. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver interrupt handlers. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver exported functions. */
-/*===========================================================================*/
-
-/**
- * @brief AT91SAM7 I/O ports configuration.
- * @details PIO registers initialization.
- *
- * @param[in] config the AT91SAM7 ports configuration
- *
- * @notapi
- */
-void _pal_lld_init(const PALConfig *config) {
-
- uint32_t ports = (1 << AT91C_ID_PIOA);
-#if (SAM7_PLATFORM == SAM7X128) || (SAM7_PLATFORM == SAM7X256) || \
- (SAM7_PLATFORM == SAM7X512) || (SAM7_PLATFORM == SAM7A3)
- ports |= (1 << AT91C_ID_PIOB);
-#endif
- AT91C_BASE_PMC->PMC_PCER = ports;
-
- /*
- * PIOA setup.
- */
- AT91C_BASE_PIOA->PIO_PPUER = config->P0Data.pusr; /* Pull-up as spec.*/
- AT91C_BASE_PIOA->PIO_PPUDR = ~config->P0Data.pusr;
- AT91C_BASE_PIOA->PIO_PER = 0xFFFFFFFF; /* PIO enabled.*/
- AT91C_BASE_PIOA->PIO_ODSR = config->P0Data.odsr; /* Data as specified.*/
- AT91C_BASE_PIOA->PIO_OER = config->P0Data.osr; /* Dir. as specified.*/
- AT91C_BASE_PIOA->PIO_ODR = ~config->P0Data.osr;
- AT91C_BASE_PIOA->PIO_IFDR = 0xFFFFFFFF; /* Filter disabled.*/
- AT91C_BASE_PIOA->PIO_IDR = 0xFFFFFFFF; /* Int. disabled.*/
- AT91C_BASE_PIOA->PIO_MDDR = 0xFFFFFFFF; /* Push Pull drive.*/
- AT91C_BASE_PIOA->PIO_ASR = 0xFFFFFFFF; /* Peripheral A.*/
- AT91C_BASE_PIOA->PIO_OWER = 0xFFFFFFFF; /* Write enabled.*/
-
- /*
- * PIOB setup.
- */
-#if (SAM7_PLATFORM == SAM7X128) || (SAM7_PLATFORM == SAM7X256) || \
- (SAM7_PLATFORM == SAM7X512) || (SAM7_PLATFORM == SAM7A3)
- AT91C_BASE_PIOB->PIO_PPUER = config->P1Data.pusr; /* Pull-up as spec.*/
- AT91C_BASE_PIOB->PIO_PPUDR = ~config->P1Data.pusr;
- AT91C_BASE_PIOB->PIO_PER = 0xFFFFFFFF; /* PIO enabled.*/
- AT91C_BASE_PIOB->PIO_ODSR = config->P1Data.odsr; /* Data as specified.*/
- AT91C_BASE_PIOB->PIO_OER = config->P1Data.osr; /* Dir. as specified.*/
- AT91C_BASE_PIOB->PIO_ODR = ~config->P1Data.osr;
- AT91C_BASE_PIOB->PIO_IFDR = 0xFFFFFFFF; /* Filter disabled.*/
- AT91C_BASE_PIOB->PIO_IDR = 0xFFFFFFFF; /* Int. disabled.*/
- AT91C_BASE_PIOB->PIO_MDDR = 0xFFFFFFFF; /* Push Pull drive.*/
- AT91C_BASE_PIOB->PIO_ASR = 0xFFFFFFFF; /* Peripheral A.*/
- AT91C_BASE_PIOB->PIO_OWER = 0xFFFFFFFF; /* Write enabled.*/
-#endif
-}
-
-/**
- * @brief Pads mode setup.
- * @details This function programs a pads group belonging to the same port
- * with the specified mode.
- * @note This function is not meant to be invoked directly from the
- * application code.
- * @note @p PAL_MODE_RESET is implemented as input with pull-up.
- * @note @p PAL_MODE_UNCONNECTED is implemented as push pull output with
- * high state.
- * @note @p PAL_MODE_OUTPUT_OPENDRAIN also enables the pull-up resistor.
- *
- * @param[in] port the port identifier
- * @param[in] mask the group mask
- * @param[in] mode the mode
- *
- * @notapi
- */
-void _pal_lld_setgroupmode(ioportid_t port,
- ioportmask_t mask,
- iomode_t mode) {
-
- switch (mode) {
- case PAL_MODE_RESET:
- case PAL_MODE_INPUT_PULLUP:
- port->PIO_PPUER = mask;
- port->PIO_ODR = mask;
- break;
- case PAL_MODE_INPUT:
- case PAL_MODE_INPUT_ANALOG:
- port->PIO_PPUDR = mask;
- port->PIO_ODR = mask;
- break;
- case PAL_MODE_UNCONNECTED:
- port->PIO_SODR = mask;
- /* Falls in */
- case PAL_MODE_OUTPUT_PUSHPULL:
- port->PIO_PPUDR = mask;
- port->PIO_OER = mask;
- port->PIO_MDDR = mask;
- break;
- case PAL_MODE_OUTPUT_OPENDRAIN:
- port->PIO_PPUER = mask;
- port->PIO_OER = mask;
- port->PIO_MDER = mask;
- }
-}
-
-#endif /* HAL_USE_PAL */
-
-/** @} */
|