#include <common.h>
#include <clk.h>
#include <dm.h>
+#include <fdt_support.h>
#include <init.h>
+#include <spl.h>
#include <asm/armv8/mmu.h>
#include <asm/io.h>
#include <asm/arch-rockchip/bootrom.h>
#endif /* CONFIG_DEBUG_UART_BASE && CONFIG_DEBUG_UART_BASE == ... */
}
#endif /* CONFIG_DEBUG_UART_BOARD_INIT */
+
+#if defined(CONFIG_SPL_BUILD) && !defined(CONFIG_TPL_BUILD)
+const char *spl_decode_boot_device(u32 boot_device)
+{
+ int i;
+ static const struct {
+ u32 boot_device;
+ const char *ofpath;
+ } spl_boot_devices_tbl[] = {
+ { BOOT_DEVICE_MMC2, "/mmc@ff370000" },
+ { BOOT_DEVICE_MMC1, "/mmc@ff390000" },
+ };
+
+ for (i = 0; i < ARRAY_SIZE(spl_boot_devices_tbl); ++i)
+ if (spl_boot_devices_tbl[i].boot_device == boot_device)
+ return spl_boot_devices_tbl[i].ofpath;
+
+ return NULL;
+}
+
+void spl_perform_fixups(struct spl_image_info *spl_image)
+{
+ void *blob = spl_image->fdt_addr;
+ const char *boot_ofpath;
+ int chosen;
+
+ /*
+ * Inject the ofpath of the device the full U-Boot (or Linux in
+ * Falcon-mode) was booted from into the FDT, if a FDT has been
+ * loaded at the same time.
+ */
+ if (!blob)
+ return;
+
+ boot_ofpath = spl_decode_boot_device(spl_image->boot_device);
+ if (!boot_ofpath) {
+ pr_err("%s: could not map boot_device to ofpath\n", __func__);
+ return;
+ }
+
+ chosen = fdt_find_or_add_subnode(blob, 0, "chosen");
+ if (chosen < 0) {
+ pr_err("%s: could not find/create '/chosen'\n", __func__);
+ return;
+ }
+ fdt_setprop_string(blob, chosen,
+ "u-boot,spl-boot-device", boot_ofpath);
+}
+#endif