image: fit: Show firmware configuration property if present

SPL ATF support requires to have firmware property which should be also
listed by mkimage -l when images is created.

The patch is also using this macro in spl_fit to match keyword.

When image is created:
 Default Configuration: 'config'
 Configuration 0 (config)
  Description:  ATF with full u-boot
  Kernel:       unavailable
  Firmware:     atf
  FDT:          dtb

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Jun Nie <jun.nie@linaro.org>
Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>

common/image-fit.c

@@ -1610,6 +1610,10 @@ void fit_conf_print(const void *fit, int noffset, const char *p)
 	if (uname)
 		printf("%s  Init Ramdisk: %s\n", p, uname);
 
+	uname = fdt_getprop(fit, noffset, FIT_FIRMWARE_PROP, NULL);
+	if (uname)
+		printf("%s  Firmware:     %s\n", p, uname);
+
 	for (fdt_index = 0;
 	     uname = fdt_stringlist_get(fit, noffset, FIT_FDT_PROP,
 					fdt_index, NULL), uname;

common/spl/spl_fit.c

@@ -395,7 +395,8 @@ int spl_load_simple_fit(struct spl_image_info *spl_image,
 	 *   - fall back to using the first 'loadables' entry
 	 */
 	if (node < 0)
-		node = spl_fit_get_image_node(fit, images, "firmware", 0);
+		node = spl_fit_get_image_node(fit, images, FIT_FIRMWARE_PROP,
+					      0);
 #ifdef CONFIG_SPL_OS_BOOT
 	if (node < 0)
 		node = spl_fit_get_image_node(fit, images, FIT_KERNEL_PROP, 0);

include/image.h

@@ -920,6 +920,7 @@ int booti_setup(ulong image, ulong *relocated_addr, ulong *size);
 #define FIT_DEFAULT_PROP	"default"
 #define FIT_SETUP_PROP		"setup"
 #define FIT_FPGA_PROP		"fpga"
+#define FIT_FIRMWARE_PROP	"firmware"
 
 #define FIT_MAX_HASH_LEN	HASH_MAX_DIGEST_SIZE