image: Add Trusted Execution Environment image type

Add a new image type representing Trusted Execution Environment (TEE)
image types. For example, an OP-TEE OS binary image.

Signed-off-by: Andrew F. Davis <afd@ti.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

common/image.c

@@ -165,6 +165,7 @@ static const table_entry_t uimage_type[] = {
 	{	IH_TYPE_ZYNQIMAGE,  "zynqimage",  "Xilinx Zynq Boot Image" },
 	{	IH_TYPE_ZYNQMPIMAGE, "zynqmpimage", "Xilinx ZynqMP Boot Image" },
 	{	IH_TYPE_FPGA,       "fpga",       "FPGA Image" },
+	{       IH_TYPE_TEE,        "tee",        "Trusted Execution Environment Image",},
 	{	-1,		    "",		  "",			},
 };
 

include/image.h

@@ -279,6 +279,7 @@ enum {
 	IH_TYPE_ZYNQMPIMAGE,		/* Xilinx ZynqMP Boot Image */
 	IH_TYPE_FPGA,			/* FPGA Image */
 	IH_TYPE_VYBRIDIMAGE,	/* VYBRID .vyb Image */
+	IH_TYPE_TEE,            /* Trusted Execution Environment OS Image */
 
 	IH_TYPE_COUNT,			/* Number of image types */
 };