board: tqma7: add code for u-boot with spl

The TQMa7x is a SoM family with a pluggable board connector based on the
i.MX7 SoCs. Add support for the SoM and its combination with our
MBa7x carrier board.

Acked-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Alexander Feilke <alexander.feilke@ew.tq-group.com>

include/configs/tqma7.h

@@ -0,0 +1,71 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (C) 2016 Freescale Semiconductor, Inc.
+ *
+ * Copyright (c) 2016-2026 TQ-Systems GmbH <u-boot@ew.tq-group.com>,
+ * D-82229 Seefeld, Germany.
+ * Author: Markus Niebel, Steffen Doster
+ *
+ * Configuration settings for the TQ-Systems TQMa7x SOM
+ */
+
+#ifndef __TQMA7_CONFIG_H
+#define __TQMA7_CONFIG_H
+
+#include "mx7_common.h"
+#include <linux/build_bug.h>
+
+/* MMC Configs */
+#define CFG_SYS_FSL_ESDHC_ADDR	0
+
+/*
+ * 128 MiB offset as recommended in Linux' `Documentation/arch/arm/booting.rst`
+ * TQMA7_FDT_ADDRESS = MMDC0_ARB_BASE_ADDR + 0x8000000
+ */
+#define TQMA7_FDT_ADDRESS		0x88000000
+/* FDT_OVERLAY_ADDR = (TQMA7_FDT_ADDRESS + SZ_256K) */
+#define FDT_OVERLAY_ADDR		0x88040000
+/*
+ * DTB is loaded at 128 MiB, so use just 16 MiB more
+ * TQMA7_INITRD_ADDRESS = (TQMA7_FDT_ADDRESS + SZ_16M)
+ */
+#define TQMA7_INITRD_ADDRESS		0x89000000
+
+#ifndef __ASSEMBLY__
+
+static_assert(TQMA7_FDT_ADDRESS == (MMDC0_ARB_BASE_ADDR + 0x8000000));
+static_assert(FDT_OVERLAY_ADDR == (TQMA7_FDT_ADDRESS + SZ_256K));
+static_assert(TQMA7_INITRD_ADDRESS == (TQMA7_FDT_ADDRESS + SZ_16M));
+
+#endif
+
+#define TQMA7_UBOOT_OFFSET		SZ_1K
+#define TQMA7_MMC_UBOOT_SECTOR_START	0x2
+#define TQMA7_MMC_UBOOT_SECTOR_COUNT	0x7fe
+#define TQMA7_SPI_FLASH_SECTOR_SIZE	SZ_64K
+#define TQMA7_SPI_UBOOT_START		0x1000
+#define TQMA7_SPI_UBOOT_SIZE		0xf0000
+
+/* Physical Memory Map */
+#define PHYS_SDRAM		MMDC0_ARB_BASE_ADDR
+
+#define CFG_SYS_SDRAM_BASE	PHYS_SDRAM
+#define CFG_SYS_INIT_RAM_ADDR	IRAM_BASE_ADDR
+#define CFG_SYS_INIT_RAM_SIZE	IRAM_SIZE
+
+/* u-boot.img base address for SPI-NOR boot */
+#define CFG_SYS_UBOOT_BASE	(QSPI0_ARB_BASE_ADDR + TQMA7_UBOOT_OFFSET + CONFIG_SPL_PAD_TO)
+
+/*
+ * All the defines above are for the TQMa7x SoM
+ *
+ * Now include the baseboard specific configuration
+ */
+
+#if IS_ENABLED(CONFIG_MBA7)
+#include "tqma7_mba7.h"
+#else
+#error "No baseboard for the TQMa7x SOM defined!"
+#endif
+
+#endif /* __TQMA7_CONFIG_H */

include/configs/tqma7_mba7.h

@@ -0,0 +1,16 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (c) 2016-2026 TQ-Systems GmbH <u-boot@ew.tq-group.com>,
+ * D-82229 Seefeld, Germany.
+ * Author: Markus Niebel, Steffen Doster
+ *
+ * Configuration settings for the TQ-Systems MBa7x carrier board for
+ * TQMa7x module.
+ */
+
+#ifndef __CONFIG_TQMA7_MBA7_H
+#define __CONFIG_TQMA7_MBA7_H
+
+#define CFG_MXC_UART_BASE	UART6_IPS_BASE_ADDR
+
+#endif /* __CONFIG_TQMA7_MBA7_H */

include/env/tq/spi.env

@@ -20,4 +20,8 @@ update_uboot_spi=
 		fi;
 	fi;
 
+#ifdef CONFIG_CMD_QSPIHDR
+write_uboot_spi=qspihdr init ${loadaddr} ${filesize} safe;
+#else
 write_uboot_spi=sf update "${loadaddr}" "${uboot_spi_start}" "${filesize}"
+#endif