132 lines
4.4 KiB
C
132 lines
4.4 KiB
C
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/****************************************************************************
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* boards/arm/rp2040/raspberrypi-pico-w/include/rp2040_extra_gpio.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __BOARDS_ARM_RP2040_RASPBERRYPI_PICO_W_INCLUDE_RP2040_EXTRA_GPIO_H
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#define __BOARDS_ARM_RP2040_RASPBERRYPI_PICO_W_INCLUDE_RP2040_EXTRA_GPIO_H
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/****************************************************************************
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* These functions control the gpio pins on the CYW43439 not the RP2040.
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* The pin assignments for the Raspberry Pi Pico W are:
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*
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* GPIO 0 - output - controls the onboard LED
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* GPIO 1 - output - controls the onboard voltage regulator mode.
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* GPIO 2 - input - Reads as non-zero if power supplied by USB or VBUS pin.
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <stdint.h>
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#include <assert.h>
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#include <stdbool.h>
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#include <nuttx/wireless/ieee80211/bcmf_gpio.h>
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#include <nuttx/wireless/ieee80211/bcmf_gspi.h>
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/****************************************************************************
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* Public Types
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****************************************************************************/
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#ifndef __ASSEMBLY__
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/****************************************************************************
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* Public Data
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****************************************************************************/
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#undef EXTERN
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#if defined(__cplusplus)
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#define EXTERN extern "C"
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extern "C"
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{
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#else
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#define EXTERN extern
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#endif
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extern gspi_dev_t *g_cyw43439;
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define RP2040_EXTRA_GPIO_NUM 3 /* Number of extra GPIO pins */
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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/****************************************************************************
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* Name: rp2040_extra_gpio_put
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*
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* Description:
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* Change the state of the GPIO pins on the CYW43439
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****************************************************************************/
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static inline void rp2040_extra_gpio_put(uint32_t gpio, int val)
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{
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DEBUGASSERT(gpio < RP2040_EXTRA_GPIO_NUM);
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bcmf_set_gpio(g_cyw43439->priv, gpio, val);
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}
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/****************************************************************************
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* Name: rp2040_extra_gpio_get
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*
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* Description:
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* Get the state of the GPIO pins on the CYW43439
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****************************************************************************/
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static inline bool rp2040_extra_gpio_get(uint32_t gpio)
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{
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bool value;
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DEBUGASSERT(gpio < RP2040_EXTRA_GPIO_NUM);
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bcmf_get_gpio(g_cyw43439->priv, gpio, &value);
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return value;
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}
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/****************************************************************************
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* Name: rp2040_extra_gpio_setdir
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*
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* Description:
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* Change the direction of the GPIO pins on the CYW43439
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*
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* Note -- I added this function as a placeholder in case other boards
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* implement extra GPIO pins where controlling the direction
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* makes sense.
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****************************************************************************/
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static inline void rp2040_extra_gpio_setdir(uint32_t gpio, int out)
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{
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DEBUGASSERT(gpio < RP2040_EXTRA_GPIO_NUM);
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DEBUGPANIC(); /* Function not yet implemented. */
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}
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#undef EXTERN
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#if defined(__cplusplus)
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}
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#endif
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#endif /* __ASSEMBLY__ */
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#endif
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