hw/bsp: Add lpcxpresso55s28 BSP

This adds support for NXP LPCXPRESSO55S28 board.

.rat-excludes

@@ -173,6 +173,7 @@ boot-MK82FN256xxx15_flash.ld
 startup_MK82F25615.S
 system_MK82F25615.c
 fsl_ftfx_controller.c
+startup_LPC55S28.S
 
 # LWIP - BSD License.
 lwip_base

hw/bsp/lpcxpresso55s28/bsp.yml

@@ -0,0 +1,59 @@
+#
+# 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.
+#
+
+bsp.name: "LPCXpresso55s28: Freedom Development Platform"
+bsp.url: https://www.nxp.com/design/development-boards/lpcxpresso-boards/lpcxpresso55s28-development-board:LPC55S28-EVK
+bsp.maker: "NXP"
+bsp.arch: cortex_m33
+bsp.compiler: compiler/arm-none-eabi-m33
+bsp.linkerscript: autogenerated
+bsp.downloadscript: "@apache-mynewt-core/hw/scripts/download.sh"
+bsp.debugscript: "@apache-mynewt-core/hw/bsp/lpcxpresso55s28/debug.sh"
+
+bsp.flash_map:
+    areas:
+        # System areas.
+        FLASH_AREA_BOOTLOADER:
+            device: 0
+            offset: 0x00000000
+            size: 40kB
+        FLASH_AREA_IMAGE_SCRATCH:
+            device: 0
+            offset: 0x0000A000
+            size: 8kB
+        FLASH_AREA_IMAGE_0:
+            device: 0
+            offset: 0x0000C000
+            size: 216kB
+        FLASH_AREA_IMAGE_1:
+            device: 0
+            offset: 0x00042000
+            size: 216kB
+
+        # User areas
+        FLASH_AREA_REBOOT_LOG:
+            user_id: 0
+            device: 0
+            offset: 0x00078000
+            size: 16kB
+        FLASH_AREA_NFFS:
+            user_id: 1
+            device: 0
+            offset: 0x0007C000
+            size: 16kB

hw/bsp/lpcxpresso55s28/debug.sh

@@ -0,0 +1,37 @@
+#!/bin/sh
+# 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.
+#
+
+# Called with following variables set:
+#  - CORE_PATH is absolute path to @apache-mynewt-core
+#  - BSP_PATH is absolute path to hw/bsp/bsp_name
+#  - BIN_BASENAME is the path to prefix to target binary,
+#    .elf appended to name is the ELF file
+#  - FEATURES holds the target features string
+#  - EXTRA_JTAG_CMD holds extra parameters to pass to jtag software
+#  - RESET set if target should be reset when attaching
+#  - NO_GDB set if we should not start gdb to debug
+#
+
+. $CORE_PATH/hw/scripts/pyocd.sh
+
+FILE_NAME=$BIN_BASENAME.elf
+TARGET=lpc55s28
+EXTRA_GDB_CMDS="mem 0x20030000 0xffffffff rw nocache"
+
+pyocd_debug

hw/bsp/lpcxpresso55s28/include/bsp/bsp.h

@@ -0,0 +1,61 @@
+/*
+ * 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_BSP_H
+#define H_BSP_H
+
+#include <stdint.h>
+#include <mcu/mcu.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint8_t __DATA_ROM;
+#define SRAM0_BASE          0x20000000
+#define SRAM1_BASE          0x20010000
+#define SRAM2_BASE          0x20020000
+#define SRAM4_BASE          0x20040000
+#define SRAM0_SIZE          0x10000
+#define SRAM1_SIZE          0x10000
+#define SRAM2_SIZE          0x10000
+#define SRAM4_SIZE          0x4000
+#define SRAMX_BASE          0x04000000
+#define SRAMX_SIZE          0x8000
+
+#define RAM_SIZE            (SRAM0_SIZE + SRAM1_SIZE + SRAM2_SIZE)
+extern uint8_t _ram_start[];
+
+/* LED pins */
+#define LED_1               MCU_GPIO_PORT1(6)
+#define LED_2               MCU_GPIO_PORT1(7)
+#define LED_3               MCU_GPIO_PORT1(4)
+#define LED_RED             LED_1
+#define LED_GREEN           LED_2
+#define LED_BLUE            LED_3
+#define LED_BLINK_PIN       LED_BLUE
+
+/* Button pin */
+#define BUTTON_1            MCU_GPIO_PORT0(5)
+#define BUTTON_2            MCU_GPIO_PORT1(9)
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif  /* H_BSP_H */

hw/bsp/lpcxpresso55s28/pkg.yml

@@ -0,0 +1,38 @@
+#
+# 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.
+#
+
+pkg.name: "hw/bsp/lpcxpresso55s28"
+pkg.type: bsp
+pkg.description: BSP definition for NXP LPCXpresso55S28.
+pkg.keywords:
+    - LPCXpresso55S28
+    - nxp
+
+pkg.cflags:
+    - -DCPU_LPC55S28JBD100
+    - -D__MCUXPRESSO
+pkg.cflags.HARDFLOAT:
+    - -mfloat-abi=hard -mfpu=fpv4-sp-d16
+
+pkg.deps:
+    - "@apache-mynewt-core/hw/mcu/nxp/lpc55xx"
+    - "@apache-mynewt-core/hw/scripts"
+    - "@apache-mynewt-core/libc/baselibc"
+    - "@apache-mynewt-core/boot/startup"
+

hw/bsp/lpcxpresso55s28/src/hal_bsp.c

@@ -0,0 +1,185 @@
+/*
+ * 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.
+ */
+
+#include <stddef.h>
+#include <stdint.h>
+#include <errno.h>
+#include <sys/types.h>
+#include <stdio.h>
+#include <os/mynewt.h>
+#include <bsp/bsp.h>
+#include <hal/hal_bsp.h>
+#include <hal/hal_flash_int.h>
+#include <flash_map/flash_map.h>
+#include <hal/hal_flash.h>
+#include <fsl_iap.h>
+#include <fsl_iap_ffr.h>
+#if MYNEWT_VAL(TIMER_0)
+#include <hal/hal_timer.h>
+#endif
+#if MYNEWT_VAL(UART_0) || MYNEWT_VAL(UART_1) || MYNEWT_VAL(UART_2) || \
+    MYNEWT_VAL(UART_3) || MYNEWT_VAL(UART_4) || MYNEWT_VAL(UART_5)
+#include <uart/uart.h>
+#include <uart_hal/uart_hal.h>
+#include <hal/hal_uart.h>
+#endif
+#include <mcu/cmsis_nvic.h>
+#include <fsl_device_registers.h>
+#include <fsl_common.h>
+#include <fsl_clock.h>
+#include <clock_config.h>
+#include <mcu/mcux_hal.h>
+
+#if MYNEWT_VAL(UART_0)
+static struct uart_dev os_bsp_uart0;
+#endif
+#if MYNEWT_VAL(UART_1)
+static struct uart_dev os_bsp_uart1;
+#endif
+#if MYNEWT_VAL(UART_2)
+static struct uart_dev os_bsp_uart2;
+#endif
+#if MYNEWT_VAL(UART_3)
+static struct uart_dev os_bsp_uart3;
+#endif
+#if MYNEWT_VAL(UART_4)
+static struct uart_dev os_bsp_uart4;
+#endif
+#if MYNEWT_VAL(UART_5)
+static struct uart_dev os_bsp_uart5;
+#endif
+
+/*
+ * What memory to include in coredump.
+ */
+static const struct hal_bsp_mem_dump dump_cfg[] = {
+    [0] = {
+        .hbmd_start = &__DATA_ROM,
+        .hbmd_size = RAM_SIZE
+    }
+};
+
+const struct hal_flash *
+hal_bsp_flash_dev(uint8_t id)
+{
+    if (id == 0) {
+        return &mcux_flash_dev;
+    }
+    return NULL;
+}
+
+const struct hal_bsp_mem_dump *
+hal_bsp_core_dump(int *area_cnt)
+{
+    *area_cnt = sizeof(dump_cfg) / sizeof(dump_cfg[0]);
+    return dump_cfg;
+}
+
+int
+hal_bsp_power_state(int state)
+{
+    return 0;
+}
+
+/**
+ * Returns the configured priority for the given interrupt. If no priority
+ * configured, return the priority passed in
+ *
+ * @param irq_num
+ * @param pri
+ *
+ * @return uint32_t
+ */
+uint32_t
+hal_bsp_get_nvic_priority(int irq_num, uint32_t pri)
+{
+    /* Add any interrupt priorities configured by the bsp here */
+    return pri;
+}
+
+static flash_config_t config;
+
+void
+hal_bsp_init(void)
+{
+    int rc = 0;
+
+    (void)rc;
+
+    FFR_Init(&config);
+
+#if MYNEWT_VAL(TIMER_0)
+    rc = hal_timer_init(0, NULL);
+    assert(rc == 0);
+#endif
+
+#if MYNEWT_VAL(UART_0)
+    rc = os_dev_create((struct os_dev *) &os_bsp_uart0, "uart0",
+                       OS_DEV_INIT_PRIMARY, 0, uart_hal_init, NULL);
+    assert(rc == 0);
+#endif
+#if MYNEWT_VAL(UART_1)
+    rc = os_dev_create((struct os_dev *) &os_bsp_uart1, "uart1",
+                       OS_DEV_INIT_PRIMARY, 0, uart_hal_init, NULL);
+    assert(rc == 0);
+#endif
+#if MYNEWT_VAL(UART_2)
+    rc = os_dev_create((struct os_dev *) &os_bsp_uart2, "uart2",
+                       OS_DEV_INIT_PRIMARY, 0, uart_hal_init, NULL);
+    assert(rc == 0);
+#endif
+#if MYNEWT_VAL(UART_3)
+    rc = os_dev_create((struct os_dev *) &os_bsp_uart3, "uart3",
+                       OS_DEV_INIT_PRIMARY, 0, uart_hal_init, NULL);
+    assert(rc == 0);
+#endif
+#if MYNEWT_VAL(UART_4)
+    rc = os_dev_create((struct os_dev *) &os_bsp_uart4, "uart4",
+                       OS_DEV_INIT_PRIMARY, 0, uart_hal_init, NULL);
+    assert(rc == 0);
+#endif
+#if MYNEWT_VAL(UART_5)
+    rc = os_dev_create((struct os_dev *) &os_bsp_uart5, "uart5",
+                       OS_DEV_INIT_PRIMARY, 0, uart_hal_init, NULL);
+    assert(rc == 0);
+#endif
+}
+
+int
+hal_bsp_hw_id_len(void)
+{
+    return 16;
+}
+
+int
+hal_bsp_hw_id(uint8_t *id, int max_len)
+{
+    if (max_len < 16) {
+        return -1;
+    }
+    status_t status = FFR_GetUUID(&config, id);
+    return status == kStatus_Success ? 16 : -1;
+}
+
+
+
+void
+hal_bsp_deinit(void)
+{
+}