imx: support i.MX8QM MEK board
Add i.MX8QM MEK board support.
Included a basic dts, enabled SPL FIT
Boot log as below:
U-Boot SPL 2019.01-rc1-00029-gf002213219 (Dec 24 2018 - 10:28:30 +0800)
Normal Boot
Trying to boot from MMC2_2
U-Boot 2019.01-rc1-00029-gf002213219 (Dec 24 2018 - 10:28:30 +0800)
CPU: NXP i.MX8QM RevB A53 at 142933 MHz
Model: Freescale i.MX8QM MEK
Board: iMX8QM MEK
Build: SCFW 9330215b
Boot: SD1
DRAM: 6 GiB
MMC: FSL_SDHC: 0, FSL_SDHC: 1
Loading Environment from MMC... *** Warning - bad CRC, using default environment
In: serial@5a060000
Out: serial@5a060000
Err: serial@5a060000
Net:
Error: ethernet@5b040000 address not set.
eth-1: ethernet@5b040000
Hit any key to stop autoboot: 0
Signed-off-by: Peng Fan <peng.fan@nxp.com>
diff --git a/board/freescale/imx8qm_mek/spl.c b/board/freescale/imx8qm_mek/spl.c
new file mode 100644
index 0000000..95ce9f3
--- /dev/null
+++ b/board/freescale/imx8qm_mek/spl.c
@@ -0,0 +1,75 @@
+/*
+ * Copyright 2018 NXP
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <spl.h>
+#include <dm/uclass.h>
+#include <dm/device.h>
+#include <dm/uclass-internal.h>
+#include <dm/device-internal.h>
+#include <dm/lists.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+void spl_board_init(void)
+{
+ struct udevice *dev;
+ int offset;
+
+ uclass_find_first_device(UCLASS_MISC, &dev);
+
+ for (; dev; uclass_find_next_device(&dev)) {
+ if (device_probe(dev))
+ continue;
+ }
+
+ offset = fdt_node_offset_by_compatible(gd->fdt_blob, -1, "nxp,imx8-pd");
+ while (offset != -FDT_ERR_NOTFOUND) {
+ lists_bind_fdt(gd->dm_root, offset_to_ofnode(offset),
+ NULL, true);
+ offset = fdt_node_offset_by_compatible(gd->fdt_blob, offset,
+ "nxp,imx8-pd");
+ }
+
+ uclass_find_first_device(UCLASS_POWER_DOMAIN, &dev);
+
+ for (; dev; uclass_find_next_device(&dev)) {
+ if (device_probe(dev))
+ continue;
+ }
+
+ arch_cpu_init();
+
+ board_early_init_f();
+
+ timer_init();
+
+ preloader_console_init();
+
+ puts("Normal Boot\n");
+}
+
+#ifdef CONFIG_SPL_LOAD_FIT
+int board_fit_config_name_match(const char *name)
+{
+ /* Just empty function now - can't decide what to choose */
+ debug("%s: %s\n", __func__, name);
+
+ return 0;
+}
+#endif
+
+void board_init_f(ulong dummy)
+{
+ /* Clear global data */
+ memset((void *)gd, 0, sizeof(gd_t));
+
+ /* Clear the BSS. */
+ memset(__bss_start, 0, __bss_end - __bss_start);
+
+ board_init_r(NULL, 0);
+}