soc/amd: Move update_microcode.c to common/block/cpu

We also want to support uCode loading on cezanne.

Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Change-Id: I6f10564c93ce72aea7ff52a8565d65d8b56452f3
Reviewed-on: https://review.coreboot.org/c/coreboot/+/50615
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>

src/soc/amd/picasso/Kconfig

@@ -46,6 +46,7 @@ config CPU_SPECIFIC_OPTIONS
 	select SOC_AMD_COMMON_BLOCK_SPI
 	select SOC_AMD_COMMON_BLOCK_TSC_FAM17H_19H
 	select SOC_AMD_COMMON_BLOCK_UART
+	select SOC_AMD_COMMON_BLOCK_UCODE
 	select PROVIDES_ROM_SHARING
 	select BOOT_DEVICE_SUPPORTS_WRITES if BOOT_DEVICE_SPI_FLASH
 	select PARALLEL_MP
@@ -58,7 +59,9 @@ config CPU_SPECIFIC_OPTIONS
 	select FSP_COMPRESS_FSP_S_LZMA
 	select UDK_2017_BINDING
 	select HAVE_CF9_RESET
-	select SUPPORT_CPU_UCODE_IN_CBFS
+
+config SOC_AMD_COMMON_BLOCK_UCODE_SIZE
+	default 3200
 
 config FSP_M_FILE
 	string "FSP-M (memory init) binary path and filename"