imx: imxrt1170-evk: Add support for the NXP i.MXRT1170-EVK

This commit adds board support for i.MXRT1170-EVK from NXP. This board
is an evaluation kit provided by NXP for i.MXRT117x processor family.

Signed-off-by: Jesse Taube <Mr.Bossman075@gmail.com>

arch/arm/include/asm/arch-imx/cpu.h

@@ -56,6 +56,7 @@
 
 #define MXC_CPU_IMXRT1020	0xB4 /* dummy ID */
 #define MXC_CPU_IMXRT1050	0xB6 /* dummy ID */
+#define MXC_CPU_IMXRT1170	0xBA /* dummy ID */
 
 #define MXC_CPU_MX7ULP		0xE1 /* Temporally hard code */
 #define MXC_CPU_VF610		0xF6 /* dummy ID */

arch/arm/mach-imx/imxrt/Kconfig

@@ -12,6 +12,10 @@ config IMXRT1050
 	bool
 	select IMXRT
 
+config IMXRT1170
+	bool
+	select IMXRT
+
 config SYS_SOC
 	default "imxrt"
 
@@ -27,9 +31,14 @@ config TARGET_IMXRT1050_EVK
 	bool "Support imxrt1050 EVK board"
 	select IMXRT1050
 
+config TARGET_IMXRT1170_EVK
+	bool "Support imxrt1170 EVK board"
+	select IMXRT1170
+
 endchoice
 
 source "board/freescale/imxrt1020-evk/Kconfig"
 source "board/freescale/imxrt1050-evk/Kconfig"
+source "board/freescale/imxrt1170-evk/Kconfig"
 
 endif

arch/arm/mach-imx/imxrt/soc.c

@@ -43,6 +43,8 @@ u32 get_cpu_rev(void)
 	return MXC_CPU_IMXRT1020 << 12;
 #elif defined(CONFIG_IMXRT1050)
 	return MXC_CPU_IMXRT1050 << 12;
+#elif defined(CONFIG_IMXRT1170)
+	return MXC_CPU_IMXRT1170 << 12;
 #else
 #error This IMXRT SoC is not supported
 #endif

board/freescale/imxrt1170-evk/Kconfig

@@ -0,0 +1,22 @@
+if TARGET_IMXRT1170_EVK
+
+config SYS_BOARD
+	string
+	default "imxrt1170-evk"
+
+config SYS_VENDOR
+	string
+	default "freescale"
+
+config SYS_SOC
+	string
+	default "imxrt1170"
+
+config SYS_CONFIG_NAME
+	string
+	default "imxrt1170-evk"
+
+config IMX_CONFIG
+	default "board/freescale/imxrt1170-evk/imximage.cfg"
+
+endif

board/freescale/imxrt1170-evk/MAINTAINERS

@@ -0,0 +1,7 @@
+IMXRT1170 EVALUATION KIT
+M:	Giulio Benetti <giulio.benetti@benettiengineering.com>
+M:	Jesse Taube <Mr.Bossman075@gmail.com>
+S:	Maintained
+F:	board/freescale/imxrt1170-evk
+F:	include/configs/imxrt1170-evk.h
+F:	configs/imxrt1170-evk_defconfig

board/freescale/imxrt1170-evk/Makefile

@@ -0,0 +1,6 @@
+# SPDX-License-Identifier: GPL-2.0+
+#
+# Copyright (C) 2019
+# Author(s): Giulio Benetti <giulio.benetti@benettiengineering.com>
+
+obj-y	:= imxrt1170-evk.o

board/freescale/imxrt1170-evk/imximage.cfg

@@ -0,0 +1,31 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (C) 2022
+ * Author(s): Jesse Taube <Mr.Bossman075@gmail.com>
+ * Giulio Benetti <giulio.benetti@benettiengineering.com>
+ */
+
+#include <config.h>
+
+/* image version */
+
+IMAGE_VERSION 2
+
+/*
+ * Boot Device : one of
+ * spi/sd/nand/onenand, qspi/nor
+ */
+
+BOOT_FROM	sd
+
+/*
+ * Device Configuration Data (DCD)
+ *
+ * Each entry must have the format:
+ * Addr-type           Address        Value
+ *
+ * where:
+ *	Addr-type register length (1,2 or 4 bytes)
+ *	Address	  absolute address of the register
+ *	value	  value to be stored in the register
+ */

board/freescale/imxrt1170-evk/imxrt1170-evk.c

@@ -0,0 +1,80 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2019
+ * Author(s): Giulio Benetti <giulio.benetti@benettiengineering.com>
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <init.h>
+#include <log.h>
+#include <ram.h>
+#include <spl.h>
+#include <asm/global_data.h>
+#include <asm/io.h>
+#include <asm/armv7m.h>
+#include <serial.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int dram_init(void)
+{
+#ifndef CONFIG_SUPPORT_SPL
+	int rv;
+	struct udevice *dev;
+
+	rv = uclass_get_device(UCLASS_RAM, 0, &dev);
+	if (rv) {
+		debug("DRAM init failed: %d\n", rv);
+		return rv;
+	}
+
+#endif
+	return fdtdec_setup_mem_size_base();
+}
+
+int dram_init_banksize(void)
+{
+	return fdtdec_setup_memory_banksize();
+}
+
+#ifdef CONFIG_SPL_BUILD
+#ifdef CONFIG_SPL_OS_BOOT
+int spl_start_uboot(void)
+{
+	debug("SPL: booting kernel\n");
+	/* break into full u-boot on 'c' */
+	return serial_tstc() && serial_getc() == 'c';
+}
+#endif
+
+int spl_dram_init(void)
+{
+	struct udevice *dev;
+	int rv;
+
+	rv = uclass_get_device(UCLASS_RAM, 0, &dev);
+	if (rv)
+		debug("DRAM init failed: %d\n", rv);
+	return rv;
+}
+
+void spl_board_init(void)
+{
+	preloader_console_init();
+	spl_dram_init();
+	arch_cpu_init(); /* to configure mpu for sdram rw permissions */
+}
+
+u32 spl_boot_device(void)
+{
+	return BOOT_DEVICE_MMC1;
+}
+#endif
+
+int board_init(void)
+{
+	gd->bd->bi_boot_params = gd->bd->bi_dram[0].start + 0x100;
+
+	return 0;
+}