arch/arm/soc/nxp_imx: added support to imx7d m4 core

.gitignore

@@ -7,6 +7,7 @@
 *.swp
 *.swo
 *~
+*.DS_Store
 build
 cscope.*
 .dir

arch/arm/soc/nxp_imx/mcimx7_m4/CMakeLists.txt

@@ -0,0 +1,10 @@
+#
+# Copyright (c) 2017, NXP
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+zephyr_sources(
+  soc.c
+  )
+

arch/arm/soc/nxp_imx/mcimx7_m4/Kconfig.defconfig.mcimx7_m4

@@ -0,0 +1,49 @@
+# Kconfig - i.MX RT1052
+#
+# Copyright (c) 2017, NXP
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+if SOC_MCIMX7_M4
+
+config SOC
+	string
+	default mcimx7d
+
+config SYS_CLOCK_TICKS_PER_SEC
+	int
+	default 1000
+
+config SYS_CLOCK_HW_CYCLES_PER_SEC
+	int
+	default 200000000
+
+config RDC_IMX_RDC
+	def_bool y
+
+if CLOCK_CONTROL
+
+config CLOCK_CONTROL_IMX_CCM
+	def_bool y
+
+endif # CLOCK_CONTROL
+
+config GPIO
+	def_bool y
+
+if GPIO
+
+config GPIO_IMX_IGPIO
+	def_bool y
+
+endif # GPIO
+
+if SERIAL
+
+config UART_IMX_UART
+	def_bool y
+
+endif # SERIAL
+
+endif # SOC_MCIMX7_M4

arch/arm/soc/nxp_imx/mcimx7_m4/Kconfig.defconfig.series

@@ -0,0 +1,24 @@
+# Kconfig - iMX7 M4 core series
+#
+# Copyright (c) 2017, NXP
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+if SOC_SERIES_IMX7_M4
+
+config SOC_SERIES
+	default mcimx7_m4
+
+config NUM_IRQ_PRIO_BITS
+	int
+	default 4
+
+config NUM_IRQS
+	int
+	# must be >= the highest interrupt number used
+	default 127
+
+source "arch/arm/soc/nxp_imx/mcimx7_m4/Kconfig.defconfig.mcimx7_m4"
+
+endif # SOC_SERIES_IMX7_M4

arch/arm/soc/nxp_imx/mcimx7_m4/Kconfig.series

@@ -0,0 +1,17 @@
+# Kconfig - iMX7 M4 core series
+#
+# Copyright (c) 2017, NXP
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+config SOC_SERIES_IMX7_M4
+	bool "i.MX7 M4 Core Series"
+	select CPU_CORTEX_M
+	select CPU_CORTEX_M4
+	select SOC_FAMILY_IMX
+	select SYS_POWER_LOW_POWER_STATE_SUPPORTED
+	select CPU_HAS_SYSTICK
+	select CLOCK_CONTROL
+	help
+	  Enable support for i.MX7 M4 MCU series

arch/arm/soc/nxp_imx/mcimx7_m4/Kconfig.soc

@@ -0,0 +1,31 @@
+# Kconfig - iMX7 M4 core series
+#
+# Copyright (c) 2017, NXP
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+choice
+prompt "i.MX7 M4 Selection"
+depends on SOC_SERIES_IMX7_M4
+
+config SOC_MCIMX7_M4
+	bool "SOC_MCIMX7_M4"
+	select HAS_IMX_HAL
+
+endchoice
+
+if SOC_MCIMX7_M4
+
+config SOC_PART_NUMBER_MCIMX7D5EVM10SC
+	bool
+
+config SOC_PART_NUMBER_IMX7_M4
+	string
+	default "MCIMX7D5EVM10SC" if SOC_PART_NUMBER_MCIMX7D5EVM10SC
+	help
+	  This string holds the full part number of the SoC. It is a hidden option
+	  that you should not set directly. The part number selection choice defines
+	  the default value for this string.
+
+endif # SOC_SERIES_IMX7_M4

arch/arm/soc/nxp_imx/mcimx7_m4/linker.ld

@@ -0,0 +1,7 @@
+/*
+ * Copyright (c) 2014 Wind River Systems, Inc.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <arch/arm/cortex_m/scripts/linker.ld>

arch/arm/soc/nxp_imx/mcimx7_m4/soc.c

@@ -0,0 +1,13 @@
+#include <device.h>
+#include <init.h>
+#include <soc.h>
+
+
+static int nxp_mcimx7_init(struct device *arg)
+{
+    ARG_UNUSED(arg);
+
+    return 0;
+}
+
+SYS_INIT(nxp_mcimx7_init, PRE_KERNEL_1, 0);

arch/arm/soc/nxp_imx/mcimx7_m4/soc.h

@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2017, NXP
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#ifndef _SOC__H_
+#define _SOC__H_
+
+#include <misc/util.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef _ASMLANGUAGE
+
+#include <device.h>
+#include <misc/util.h>
+
+#endif /* !_ASMLANGUAGE */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _SOC__H_ */

boards/arm/colibri_imx7d_m4/CMakeLists.txt

@@ -0,0 +1,9 @@
+#
+# Copyright (c) 2017, NXP
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+zephyr_library()
+zephyr_library_include_directories(${PROJECT_SOURCE_DIR}/drivers)
+zephyr_library_sources(board.c)

boards/arm/colibri_imx7d_m4/Kconfig.board

@@ -0,0 +1,5 @@
+
+config BOARD_COLIBRI_IMX7D_M4
+	bool "Toradex Colibri iMX7 Dual"
+	depends on SOC_SERIES_IMX7_M4
+	select SOC_PART_NUMBER_MCIMX7D5EVM10SC

boards/arm/colibri_imx7d_m4/Kconfig.defconfig

@@ -0,0 +1,23 @@
+# Kconfig - Colibri iMX7D M4 board
+#
+# Copyright (c) 2016, Freescale Semiconductor, Inc.
+#
+# 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.
+#
+
+if BOARD_COLIBRI_IMX7D_M4
+
+config BOARD
+	default colibri_imx7d_m4
+
+endif # BOARD_COLIBRI_IMX7D_M4

boards/arm/colibri_imx7d_m4/board.c

@@ -0,0 +1,92 @@
+/*
+ * Copyright (c) 2015, Freescale Semiconductor, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ *
+ * o Redistributions of source code must retain the above copyright notice, this list
+ *   of conditions and the following disclaimer.
+ *
+ * o Redistributions in binary form must reproduce the above copyright notice, this
+ *   list of conditions and the following disclaimer in the documentation and/or
+ *   other materials provided with the distribution.
+ *
+ * o Neither the name of Freescale Semiconductor, Inc. nor the names of its
+ *   contributors may be used to endorse or promote products derived from this
+ *   software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <stdio.h>
+#include <init.h>
+#include "board.h"
+#include "ccm_imx7d.h"
+#include "rdc.h"
+#include "wdog_imx.h"
+#include "uart_imx.h"
+
+static void configure_uart_pins(UART_Type* base)
+{
+    switch((uint32_t)base)
+    {
+        case UART2_BASE:
+            // UART2 iomux configuration
+            IOMUXC_SW_MUX_CTL_PAD_UART2_RX_DATA = IOMUXC_SW_MUX_CTL_PAD_UART2_RX_DATA_MUX_MODE(0);
+            IOMUXC_SW_MUX_CTL_PAD_UART2_TX_DATA = IOMUXC_SW_MUX_CTL_PAD_UART2_TX_DATA_MUX_MODE(0);
+            IOMUXC_SW_PAD_CTL_PAD_UART2_RX_DATA = IOMUXC_SW_PAD_CTL_PAD_UART2_RX_DATA_PE_MASK  |
+                                                  IOMUXC_SW_PAD_CTL_PAD_UART2_RX_DATA_PS(3)    |
+                                                  IOMUXC_SW_PAD_CTL_PAD_UART2_RX_DATA_HYS_MASK |
+                                                  IOMUXC_SW_PAD_CTL_PAD_UART2_RX_DATA_DSE(0);
+            IOMUXC_SW_PAD_CTL_PAD_UART2_TX_DATA = IOMUXC_SW_PAD_CTL_PAD_UART2_TX_DATA_PE_MASK  |
+                                                  IOMUXC_SW_PAD_CTL_PAD_UART2_TX_DATA_PS(3)    |
+                                                  IOMUXC_SW_PAD_CTL_PAD_UART2_RX_DATA_HYS_MASK |
+                                                  IOMUXC_SW_PAD_CTL_PAD_UART2_TX_DATA_DSE(0);
+            IOMUXC_UART2_RX_DATA_SELECT_INPUT = IOMUXC_UART2_RX_DATA_SELECT_INPUT_DAISY(3); /* Select TX_PAD for RX data (DTE mode...) */
+            break;
+        default:
+            break;
+    }
+}
+
+
+static void board_clock_init(void)
+{
+}
+
+/* Initialize debug console. */
+static void board_dbg_uart_init(void)
+{
+}
+
+static void board_rdc_init(void)
+{
+}
+
+static int colibri_imx7d_init(struct device *dev)
+{
+	ARG_UNUSED(dev);
+
+    board_clock_init();
+    board_rdc_init();
+    configure_uart_pins(UART2);
+    board_dbg_uart_init();
+
+	return 0;
+}
+
+SYS_INIT(colibri_imx7d_init, PRE_KERNEL_1, 0);
+
+/*******************************************************************************
+ * EOF
+ ******************************************************************************/

boards/arm/colibri_imx7d_m4/board.h

@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) 2015, Freescale Semiconductor, Inc.
+ * Copyright (c) 2016, Toradex AG
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ *
+ * o Redistributions of source code must retain the above copyright notice, this list
+ *   of conditions and the following disclaimer.
+ *
+ * o Redistributions in binary form must reproduce the above copyright notice, this
+ *   list of conditions and the following disclaimer in the documentation and/or
+ *   other materials provided with the distribution.
+ *
+ * o Neither the name of Freescale Semiconductor, Inc. nor the names of its
+ *   contributors may be used to endorse or promote products derived from this
+ *   software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#if !defined(__BOARD_H__)
+#define __BOARD_H__
+#ifndef _ASMLANGUAGE
+
+/* The board name */
+#define BOARD_NAME                            "IMX7_COLIBRI_M4"
+#define BOARD_DOMAIN_ID                       (1)
+
+
+#if defined(__cplusplus)
+extern "C" {
+#endif /* __cplusplus */
+
+
+#if defined(__cplusplus)
+}
+#endif /* __cplusplus */
+#endif /* #ifndef _ASMLANGUAGE */
+#endif /* __BOARD_H__ */