Merge branch '2020-04-24-master-imports'

- Assorted minor bugfixes.
- Resync fixdep with Linux v5.7-rc1
- Numerous changes to reduce SPL in various cases including when we have
  read-only env support.
- Allow mkimage to align the header on FIT images to a specific size.

6 files changed, 39 insertions, 11 deletions

diff --git a/include/configs/vexpress_aemv8a.h b/include/configs/vexpress_aemv8a.h
index 9a9cec414c..4f3a792f49 100644
--- a/include/configs/vexpress_aemv8a.h
+++ b/include/configs/vexpress_aemv8a.h
@@ -177,16 +177,26 @@
 				"initrd_addr=0x88000000\0"	\
 				"fdtfile=devtree.dtb\0"		\
 				"fdt_addr=0x83000000\0"		\
-				"fdt_high=0xffffffffffffffff\0"	\
-				"initrd_high=0xffffffffffffffff\0"
-
-#define CONFIG_BOOTCOMMAND	"smhload ${kernel_name} ${kernel_addr}; " \
-				"smhload ${fdtfile} ${fdt_addr}; " \
-				"smhload ${initrd_name} ${initrd_addr} "\
-				"initrd_end; " \
-				"fdt addr ${fdt_addr}; fdt resize; " \
-				"fdt chosen ${initrd_addr} ${initrd_end}; " \
-				"booti $kernel_addr - $fdt_addr"
+				"boot_name=boot.img\0"		\
+				"boot_addr=0x8007f800\0"
+
+#define CONFIG_BOOTCOMMAND	"if smhload ${boot_name} ${boot_addr}; then " \
+				"  set bootargs; " \
+				"  abootimg addr ${boot_addr}; " \
+				"  abootimg get dtb --index=0 fdt_addr; " \
+				"  bootm ${boot_addr} ${boot_addr} " \
+				"  ${fdt_addr}; " \
+				"else; " \
+				"  set fdt_high 0xffffffffffffffff; " \
+				"  set initrd_high 0xffffffffffffffff; " \
+				"  smhload ${kernel_name} ${kernel_addr}; " \
+				"  smhload ${fdtfile} ${fdt_addr}; " \
+				"  smhload ${initrd_name} ${initrd_addr} "\
+				"  initrd_end; " \
+				"  fdt addr ${fdt_addr}; fdt resize; " \
+				"  fdt chosen ${initrd_addr} ${initrd_end}; " \
+				"  booti $kernel_addr - $fdt_addr; " \
+				"fi"
 
 
 #endif
diff --git a/include/env_callback.h b/include/env_callback.h
index 74da20eec3..05e9516a0f 100644
--- a/include/env_callback.h
+++ b/include/env_callback.h
@@ -72,6 +72,12 @@
 	"serial#:serialno," \
 	CONFIG_ENV_CALLBACK_LIST_STATIC
 
+#ifndef CONFIG_SPL_BUILD
 void env_callback_init(struct env_entry *var_entry);
+#else
+static inline void env_callback_init(struct env_entry *var_entry)
+{
+}
+#endif
 
 #endif /* __ENV_CALLBACK_H__ */
diff --git a/include/env_internal.h b/include/env_internal.h
index 90a4df8a72..e89fbdb1b7 100644
--- a/include/env_internal.h
+++ b/include/env_internal.h
@@ -207,6 +207,8 @@ struct env_driver {
 #define env_save_ptr(x) NULL
 #endif
 
+#define ENV_SAVE_PTR(x) (CONFIG_IS_ENABLED(SAVEENV) ? (x) : NULL)
+
 extern struct hsearch_data env_htab;
 
 #endif /* DO_DEPS_ONLY */
diff --git a/include/fdt_support.h b/include/fdt_support.h
index ba14acd7f6..2eff311fa4 100644
--- a/include/fdt_support.h
+++ b/include/fdt_support.h
@@ -343,6 +343,15 @@ int fdt_get_cells_len(const void *blob, char *nr_cells_name);
 #ifdef USE_HOSTCC
 int fdtdec_get_int(const void *blob, int node, const char *prop_name,
 		int default_val);
+
+/*
+ * Count child nodes of one parent node.
+ *
+ * @param blob	FDT blob
+ * @param node	parent node
+ * @return number of child node; 0 if there is not child node
+ */
+int fdtdec_get_child_count(const void *blob, int node);
 #endif
 #ifdef CONFIG_FMAN_ENET
 int fdt_update_ethernet_dt(void *blob);
diff --git a/include/imx8image.h b/include/imx8image.h
index 68ec9f5fcd..00c614ab6c 100644
--- a/include/imx8image.h
+++ b/include/imx8image.h
@@ -11,7 +11,6 @@
 #include <image.h>
 #include <inttypes.h>
 #include "imagetool.h"
-#include "linux/kernel.h"
 
 #define __packed   __attribute__((packed))
 
diff --git a/include/search.h b/include/search.h
index 0469a852e0..8f87dc72ce 100644
--- a/include/search.h
+++ b/include/search.h
@@ -29,8 +29,10 @@ enum env_action {
 struct env_entry {
 	const char *key;
 	char *data;
+#ifndef CONFIG_SPL_BUILD
 	int (*callback)(const char *name, const char *value, enum env_op op,
 		int flags);
+#endif
 	int flags;
 };