package/linux-firmware: add support for amd-ucode

This "amd-ucode" directory has been present in linux-firmware since
version 20190312.

Signed-off-by: Christian Stewart <christian@aperture.us>
[Julien: add comment about version in commit log]
Signed-off-by: Julien Olivain <ju.o@free.fr>

package/linux-firmware/Config.in

@@ -17,6 +17,15 @@ config BR2_PACKAGE_LINUX_FIRMWARE_INTEL_SST_DSP
 
 endmenu # Audio
 
+menu "CPU Microcode"
+
+config BR2_PACKAGE_LINUX_FIRMWARE_AMD_UCODE
+	bool "amd-ucode"
+	help
+	  Firmware blobs for AMD CPUs (amd-ucode).
+
+endmenu # CPU Microcode
+
 menu "Video firmware"
 
 config BR2_PACKAGE_LINUX_FIRMWARE_AMDGPU

package/linux-firmware/linux-firmware.hash

@@ -3,6 +3,7 @@ sha256  b1083a36f19aea46f661dcfd4cd462d13933dcb4e7f0dc809525552dd5c3541d  linux-
 
 # Hash for license files
 sha256  8116433f4004fc0c24d72b3d9e497808b724aa0e5e1cd63fc1bf66b715b1e2e9  LICENCE.Abilis
+sha256  27907ae1d74b94fd6f1159971158ed3199e472f129ea1ff748ea13aded2a59d5  LICENSE.amd-ucode
 sha256  572872598565dc3513470de971a32bf9db301f47afeef3636345eadae33b2eee  LICENSE.amdgpu
 sha256  2d6062d63b91eb750bf741498691604f75184b9fee97608ec537cd09bd6a42b4  LICENCE.Marvell
 sha256  802b7014b26c606cf6248ae8b0ab1ce6d2d1b0db236d38dd269e676cd70710f2  LICENCE.atheros_firmware

package/linux-firmware/linux-firmware.mk

@@ -15,6 +15,11 @@ LINUX_FIRMWARE_FILES += intel/fw_sst_0f28.bin-48kHz_i2s_master
 LINUX_FIRMWARE_ALL_LICENSE_FILES += LICENCE.fw_sst_0f28
 endif
 
+ifeq ($(BR2_PACKAGE_LINUX_FIRMWARE_AMD_UCODE),y)
+LINUX_FIRMWARE_DIRS += amd-ucode
+LINUX_FIRMWARE_ALL_LICENSE_FILES += LICENSE.amd-ucode
+endif
+
 ifeq ($(BR2_PACKAGE_LINUX_FIRMWARE_AMDGPU),y)
 LINUX_FIRMWARE_DIRS += amdgpu
 LINUX_FIRMWARE_ALL_LICENSE_FILES += LICENSE.amdgpu