lib: Add Atmel SAM E70 headers

Signed-off-by: Alex Maclean <[email protected]>

lib/README

@@ -31,6 +31,11 @@ Atmel.SAMD51_DFP.1.1.96.atpack zip file found at:
   http://packs.download.atmel.com/
 version 1.1.96 (extracted on 20190110).
 
+The same70b directory contains code from the
+Atmel.SAME70_DFP.2.4.166.atpack zip file found at:
+  http://packs.download.atmel.com/
+version 2.4.166 (extracted on 20210809).
+
 The lpc176x directory contains code from the mbed project:
   https://github.com/ARMmbed/mbed-os
 version mbed-os-5.8.3 (c05d72c3c005fbb7e92c3994c32bda45218ae7fe).

lib/same70b/gcc/system_same70j19b.c

@@ -0,0 +1,80 @@
+/**
+ * \file
+ *
+ * \brief System configuration file for ATSAME70J19B
+ *
+ * Copyright (c) 2019 Microchip Technology Inc.
+ *
+ * \license_start
+ *
+ * \page License
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * 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.
+ *
+ * \license_stop
+ *
+ */
+
+#include "same70j19b.h"
+
+/** \cond 0 */
+/* *INDENT-OFF* */
+#ifdef __cplusplus
+extern "C" {
+#endif
+/* *INDENT-ON* */
+/** \endcond */
+
+/**
+ * Initial system clock frequency. The System RC Oscillator (RCSYS) provides
+ *  the source for the main clock at chip startup.
+ */
+#define __SYSTEM_CLOCK    (12000000)
+
+uint32_t SystemCoreClock = __SYSTEM_CLOCK;  /*!< System Clock Frequency (Core Clock)*/
+
+/**
+ * Initialize the system
+ *
+ * \brief  Setup the microcontroller system.
+ *         Initialize the System and update the SystemCoreClock variable.
+ */
+void SystemInit(void)
+{
+    // Keep the default device state after reset
+    SystemCoreClock = __SYSTEM_CLOCK;
+    return;
+}
+
+/**
+ * Update SystemCoreClock variable
+ *
+ * \brief  Updates the SystemCoreClock with current core Clock
+ *         retrieved from cpu registers.
+ */
+void SystemCoreClockUpdate(void)
+{
+    // Not implemented
+    SystemCoreClock = __SYSTEM_CLOCK;
+    return;
+}
+
+/** \cond 0 */
+/* *INDENT-OFF* */
+#ifdef __cplusplus
+}
+#endif
+/* *INDENT-ON* */
+/** \endcond */

lib/same70b/gcc/system_same70j20b.c

@@ -0,0 +1,80 @@
+/**
+ * \file
+ *
+ * \brief System configuration file for ATSAME70J20B
+ *
+ * Copyright (c) 2019 Microchip Technology Inc.
+ *
+ * \license_start
+ *
+ * \page License
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * 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.
+ *
+ * \license_stop
+ *
+ */
+
+#include "same70j20b.h"
+
+/** \cond 0 */
+/* *INDENT-OFF* */
+#ifdef __cplusplus
+extern "C" {
+#endif
+/* *INDENT-ON* */
+/** \endcond */
+
+/**
+ * Initial system clock frequency. The System RC Oscillator (RCSYS) provides
+ *  the source for the main clock at chip startup.
+ */
+#define __SYSTEM_CLOCK    (12000000)
+
+uint32_t SystemCoreClock = __SYSTEM_CLOCK;  /*!< System Clock Frequency (Core Clock)*/
+
+/**
+ * Initialize the system
+ *
+ * \brief  Setup the microcontroller system.
+ *         Initialize the System and update the SystemCoreClock variable.
+ */
+void SystemInit(void)
+{
+    // Keep the default device state after reset
+    SystemCoreClock = __SYSTEM_CLOCK;
+    return;
+}
+
+/**
+ * Update SystemCoreClock variable
+ *
+ * \brief  Updates the SystemCoreClock with current core Clock
+ *         retrieved from cpu registers.
+ */
+void SystemCoreClockUpdate(void)
+{
+    // Not implemented
+    SystemCoreClock = __SYSTEM_CLOCK;
+    return;
+}
+
+/** \cond 0 */
+/* *INDENT-OFF* */
+#ifdef __cplusplus
+}
+#endif
+/* *INDENT-ON* */
+/** \endcond */

lib/same70b/gcc/system_same70j21b.c

@@ -0,0 +1,80 @@
+/**
+ * \file
+ *
+ * \brief System configuration file for ATSAME70J21B
+ *
+ * Copyright (c) 2019 Microchip Technology Inc.
+ *
+ * \license_start
+ *
+ * \page License
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * 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.
+ *
+ * \license_stop
+ *
+ */
+
+#include "same70j21b.h"
+
+/** \cond 0 */
+/* *INDENT-OFF* */
+#ifdef __cplusplus
+extern "C" {
+#endif
+/* *INDENT-ON* */
+/** \endcond */
+
+/**
+ * Initial system clock frequency. The System RC Oscillator (RCSYS) provides
+ *  the source for the main clock at chip startup.
+ */
+#define __SYSTEM_CLOCK    (12000000)
+
+uint32_t SystemCoreClock = __SYSTEM_CLOCK;  /*!< System Clock Frequency (Core Clock)*/
+
+/**
+ * Initialize the system
+ *
+ * \brief  Setup the microcontroller system.
+ *         Initialize the System and update the SystemCoreClock variable.
+ */
+void SystemInit(void)
+{
+    // Keep the default device state after reset
+    SystemCoreClock = __SYSTEM_CLOCK;
+    return;
+}
+
+/**
+ * Update SystemCoreClock variable
+ *
+ * \brief  Updates the SystemCoreClock with current core Clock
+ *         retrieved from cpu registers.
+ */
+void SystemCoreClockUpdate(void)
+{
+    // Not implemented
+    SystemCoreClock = __SYSTEM_CLOCK;
+    return;
+}
+
+/** \cond 0 */
+/* *INDENT-OFF* */
+#ifdef __cplusplus
+}
+#endif
+/* *INDENT-ON* */
+/** \endcond */

lib/same70b/gcc/system_same70n19b.c

@@ -0,0 +1,80 @@
+/**
+ * \file
+ *
+ * \brief System configuration file for ATSAME70N19B
+ *
+ * Copyright (c) 2019 Microchip Technology Inc.
+ *
+ * \license_start
+ *
+ * \page License
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * 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.
+ *
+ * \license_stop
+ *
+ */
+
+#include "same70n19b.h"
+
+/** \cond 0 */
+/* *INDENT-OFF* */
+#ifdef __cplusplus
+extern "C" {
+#endif
+/* *INDENT-ON* */
+/** \endcond */
+
+/**
+ * Initial system clock frequency. The System RC Oscillator (RCSYS) provides
+ *  the source for the main clock at chip startup.
+ */
+#define __SYSTEM_CLOCK    (12000000)
+
+uint32_t SystemCoreClock = __SYSTEM_CLOCK;  /*!< System Clock Frequency (Core Clock)*/
+
+/**
+ * Initialize the system
+ *
+ * \brief  Setup the microcontroller system.
+ *         Initialize the System and update the SystemCoreClock variable.
+ */
+void SystemInit(void)
+{
+    // Keep the default device state after reset
+    SystemCoreClock = __SYSTEM_CLOCK;
+    return;
+}
+
+/**
+ * Update SystemCoreClock variable
+ *
+ * \brief  Updates the SystemCoreClock with current core Clock
+ *         retrieved from cpu registers.
+ */
+void SystemCoreClockUpdate(void)
+{
+    // Not implemented
+    SystemCoreClock = __SYSTEM_CLOCK;
+    return;
+}
+
+/** \cond 0 */
+/* *INDENT-OFF* */
+#ifdef __cplusplus
+}
+#endif
+/* *INDENT-ON* */
+/** \endcond */