soc/amd/common/psp: Remove unnecessary prompts from Kconfig

I think this was probably a cut & paste error. We don't want prompts
for the "default" Kconfig options. Those should be set by the platform,
not the end user. These prompts didn't make sense where they were in the
Kconfig menus either.

Signed-off-by: Martin Roth <gaumless@gmail.com>
Change-Id: Idcd2ba84591d31a9a25bcc6cae3ec163939d7836
Reviewed-on: https://review.coreboot.org/c/coreboot/+/78818
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Matt DeVillier <matt.devillier@amd.corp-partner.google.com>
Reviewed-by: Eric Lai <ericllai@google.com>
diff --git a/src/soc/amd/common/block/psp/Kconfig b/src/soc/amd/common/block/psp/Kconfig
index d86ad7c..47e3fc4 100644
--- a/src/soc/amd/common/block/psp/Kconfig
+++ b/src/soc/amd/common/block/psp/Kconfig
@@ -94,25 +94,25 @@
 	  Select this config to indicate SoC includes Hardware Security Processor(HSP).
 
 config AMD_FWM_POSITION_20000_DEFAULT
-	bool "0x20000"
+	bool
 
 config AMD_FWM_POSITION_420000_DEFAULT
-	bool "0x420000"
+	bool
 
 config AMD_FWM_POSITION_820000_DEFAULT
-	bool "0x820000"
+	bool
 
 config AMD_FWM_POSITION_C20000_DEFAULT
-	bool "0xC20000"
+	bool
 
 config AMD_FWM_POSITION_E20000_DEFAULT
-	bool "0xE20000"
+	bool
 
 config AMD_FWM_POSITION_F20000_DEFAULT
-	bool "0xF20000"
+	bool
 
 config AMD_FWM_POSITION_FA0000_DEFAULT
-	bool "0xFA0000"
+	bool
 
 choice AMD_FWM_POSITION_CHOICE
 	prompt "AMD FW position"