spl: Set up the bloblist in SPL

The bloblist is normally set up in SPL ready for use by U-Boot. Add
a simple implementation of this to the common SPL code.
Signed-off-by: NSimon Glass <sjg@chromium.org>

common/spl/spl.c

@@ -7,6 +7,7 @@
  */
 
 #include <common.h>
+#include <bloblist.h>
 #include <binman_sym.h>
 #include <dm.h>
 #include <spl.h>
@@ -343,6 +344,14 @@ static int spl_common_init(bool setup_malloc)
 		return ret;
 	}
 #endif
+	if (CONFIG_IS_ENABLED(BLOBLIST)) {
+		ret = bloblist_init();
+		if (ret) {
+			debug("%s: Failed to set up bloblist: ret=%d\n",
+			      __func__, ret);
+			return ret;
+		}
+	}
 	if (CONFIG_IS_ENABLED(OF_CONTROL) && !CONFIG_IS_ENABLED(OF_PLATDATA)) {
 		ret = fdtdec_setup();
 		if (ret) {
@@ -481,6 +490,7 @@ void board_init_r(gd_t *dummy1, ulong dummy2)
 		BOOT_DEVICE_NONE,
 	};
 	struct spl_image_info spl_image;
+	int ret;
 
 	debug(">>spl:board_init_r()\n");
 
@@ -527,6 +537,12 @@ void board_init_r(gd_t *dummy1, ulong dummy2)
 	}
 
 	spl_perform_fixups(&spl_image);
+	if (CONFIG_IS_ENABLED(BLOBLIST)) {
+		ret = bloblist_finish();
+		if (ret)
+			printf("Warning: Failed to finish bloblist (ret=%d)\n",
+			       ret);
+	}
 
 #ifdef CONFIG_CPU_V7M
 	spl_image.entry_point |= 0x1;
@@ -563,8 +579,6 @@ void board_init_r(gd_t *dummy1, ulong dummy2)
 	      gd->malloc_ptr / 1024);
 #endif
 #ifdef CONFIG_BOOTSTAGE_STASH
-	int ret;
-
 	bootstage_mark_name(BOOTSTAGE_ID_END_SPL, "end_spl");
 	ret = bootstage_stash((void *)CONFIG_BOOTSTAGE_STASH_ADDR,
 			      CONFIG_BOOTSTAGE_STASH_SIZE);

include/spl.h

@@ -21,6 +21,33 @@
 #define MMCSD_MODE_FS		2
 #define MMCSD_MODE_EMMCBOOT	3
 
+/*
+ * u_boot_first_phase() - check if this is the first U-Boot phase
+ *
+ * U-Boot has up to three phases: TPL, SPL and U-Boot proper. Depending on the
+ * build flags we can determine whether the current build is for the first
+ * phase of U-Boot or not. If there is no SPL, then this is U-Boot proper. If
+ * there is SPL but no TPL, the the first phase is SPL. If there is TPL, then
+ * it is the first phase.
+ *
+ * @returns true if this is the first phase of U-Boot
+ *
+ */
+static inline bool u_boot_first_phase(void)
+{
+	if (IS_ENABLED(CONFIG_TPL)) {
+		if (IS_ENABLED(CONFIG_TPL_BUILD))
+			return true;
+	} else if (IS_ENABLED(CONFIG_SPL)) {
+		if (IS_ENABLED(CONFIG_SPL_BUILD))
+			return true;
+	} else {
+		return true;
+	}
+
+	return false;
+}
+
 struct spl_image_info {
 	const char *name;
 	u8 os;