/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the 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,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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#include <assert.h>
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#include <stdint.h>
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#include "nimble_syscfg.h"
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#include "hal/hal_gpio.h"
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#include "controller/ble_ll_plna.h"
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#define NO_BYPASS \
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((MYNEWT_VAL(SKY66112_TX_BYPASS) == 0) && \
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(MYNEWT_VAL(SKY66112_RX_BYPASS) == 0))
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static void
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sky66112_bypass(uint8_t enabled)
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{
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if (NO_BYPASS) {
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return;
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}
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hal_gpio_write(MYNEWT_VAL(SKY66112_PIN_CPS), enabled);
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}
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void
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ble_ll_plna_pa_init(void)
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{
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/* Nothing to do here */
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}
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void
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ble_ll_plna_pa_enable(void)
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{
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if (!MYNEWT_VAL(SKY66112_TX_BYPASS)) {
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sky66112_bypass(0);
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}
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}
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void
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ble_ll_plna_pa_disable(void)
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{
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if (!MYNEWT_VAL(SKY66112_TX_BYPASS)) {
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sky66112_bypass(1);
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}
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}
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void
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ble_ll_plna_lna_init(void)
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{
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/* Nothing to do here */
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}
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void
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ble_ll_plna_lna_enable(void)
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{
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if (!MYNEWT_VAL(SKY66112_RX_BYPASS)) {
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sky66112_bypass(0);
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}
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}
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void
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ble_ll_plna_lna_disable(void)
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{
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if (!MYNEWT_VAL(SKY66112_RX_BYPASS)) {
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sky66112_bypass(1);
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}
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}
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void
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sky66112_init(void)
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{
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int pin;
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/* Use CRX and CTX to enable sleep mode */
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pin = MYNEWT_VAL(SKY66112_PIN_CSD);
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if (pin >= 0) {
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hal_gpio_init_out(pin, 1);
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}
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pin = MYNEWT_VAL(SKY66112_PIN_CPS);
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if (NO_BYPASS) {
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/* Disable bypass */
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if (pin >= 0) {
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hal_gpio_init_out(pin, 0);
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}
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} else {
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/* Enable bypass, we'll disable it when needed */
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assert(pin >= 0);
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hal_gpio_init_out(pin, 1);
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}
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pin = MYNEWT_VAL(SKY66112_PIN_CHL);
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if (pin >= 0) {
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hal_gpio_init_out(pin, MYNEWT_VAL(SKY66112_TX_HP_MODE));
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}
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/* Select ANT1 */
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pin = MYNEWT_VAL(SKY66112_PIN_SEL);
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if (pin >= 0) {
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hal_gpio_init_out(pin, 0);
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}
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}
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