soc/amd/picasso: Add Kconfig option for the PSP bootloader filename

Add option to change bootloader file.

BUG=b:149934526
TEST=Change option and verify new bootloader file is used. Using the
amd_blobs I can only boot using PspBootLoader_test_RV_dbg.sbin.

Change-Id: Ib6597f7d4ffa0d48aead6974bd7111c987418f20
Signed-off-by: Martin Roth <martinroth@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/coreboot/+/2067598
Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/41436
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
diff --git a/src/soc/amd/picasso/Kconfig b/src/soc/amd/picasso/Kconfig
index 71630b8..2578b46 100644
--- a/src/soc/amd/picasso/Kconfig
+++ b/src/soc/amd/picasso/Kconfig
@@ -341,10 +341,20 @@
 	  If unsure, answer 'n'
 
 config PSP_WHITELIST_FILE
-	string "Debug whitelist file name"
+	string "Debug whitelist file path"
 	depends on HAVE_PSP_WHITELIST_FILE
 	default "3rdparty/amd_blobs/picasso/PSP/wtl-rvn.sbin"
 
+config PSP_BOOTLOADER_FILE
+	string "Specify the PSP Bootloader file path"
+	default "3rdparty/amd_blobs/picasso/PSP/PspBootLoader_WL_RV.sbin" if HAVE_PSP_WHITELIST_FILE
+	default "3rdparty/amd_blobs/picasso/PSP/PspBootLoader_prod_RV.sbin"
+	help
+	  Supply the name of the PSP bootloader file.
+
+	  Note that this option may conflict with the whitelist file if a
+	  different PSP bootloader binary is specified.
+
 config PSP_UNLOCK_SECURE_DEBUG
 	bool "Unlock secure debug"
 	default n