nimble/ll: Add support for PA/LNA

This adds some definitions for PA/LNA support. The actual support is
implemented in phy and front-end driver.

Author: andrzej-kaczmarek

nimble/controller/include/controller/ble_ll_plna.h

@@ -0,0 +1,45 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.
+ */
+
+#ifndef H_BLE_LL_PLNA_
+#define H_BLE_LL_PLNA_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "syscfg/syscfg.h"
+
+#if MYNEWT_VAL(BLE_LL_PA)
+void ble_ll_plna_pa_init(void);
+void ble_ll_plna_pa_enable(void);
+void ble_ll_plna_pa_disable(void);
+#endif
+
+#if MYNEWT_VAL(BLE_LL_LNA)
+void ble_ll_plna_lna_init(void);
+void ble_ll_plna_lna_enable(void);
+void ble_ll_plna_lna_disable(void);
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* H_BLE_LL_PLNA_ */

nimble/controller/pkg.yml

@@ -29,6 +29,10 @@ pkg.req_apis:
     - ble_driver
     - ble_transport
     - stats
+pkg.req_apis.BLE_LL_PA:
+    - ble_ll_pa
+pkg.req_apis.BLE_LL_LNA:
+    - ble_ll_lna
 
 pkg.deps:
     - "@apache-mynewt-core/kernel/os"

nimble/controller/src/ble_ll.c

@@ -44,6 +44,7 @@
 #include "controller/ble_ll_rfmgmt.h"
 #include "controller/ble_ll_trace.h"
 #include "controller/ble_ll_sync.h"
+#include "controller/ble_ll_plna.h"
 #include "ble_ll_conn_priv.h"
 #include "ble_ll_hci_priv.h"
 #include "ble_ll_priv.h"
@@ -1656,6 +1657,14 @@ ble_ll_reset(void)
     ble_ll_resolv_list_reset();
 #endif
 
+
+#if MYNEWT_VAL(BLE_LL_PA)
+    ble_ll_plna_pa_init();
+#endif
+#if MYNEWT_VAL(BLE_LL_LNA)
+    ble_ll_plna_lna_init();
+#endif
+
     /* Re-initialize the PHY */
     rc = ble_phy_init();
 

nimble/controller/syscfg.yml

@@ -375,6 +375,23 @@ syscfg.defs:
             line number where assertion occured.
         value: 0
 
+    BLE_LL_PA:
+        description: Enable PA support
+        value: 0
+    BLE_LL_PA_GPIO:
+        description: >
+            GPIO pin number to control PA. Pin is set to high state when PA
+            should be enabled.
+        value: -1
+    BLE_LL_LNA:
+        description: Enable LNA support
+        value: 0
+    BLE_LL_LNA_GPIO:
+        description: >
+            GPIO pin number to control LNA. Pin is set to high state when LNA
+            should be enabled.
+        value: -1
+
     BLE_LL_SYSINIT_STAGE:
         description: >
             Sysinit stage for the NimBLE controller.
@@ -499,3 +516,5 @@ syscfg.vals.!BLE_HOST:
 syscfg.restrictions:
     - OS_CPUTIME_FREQ == 32768
     - BLE_LL_PUBLIC_DEV_ADDR <= 0xffffffffffff
+    - BLE_LL_PA == 0 || BLE_LL_PA_GPIO >= 0
+    - BLE_LL_LNA == 0 || BLE_LL_LNA_GPIO >= 0