package/linux-firmware: add option for Intel SST DSP (Baytrail audio)

We introduce the new "Audio" firmware category for the firmware.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/linux-firmware/Config.in

@@ -8,6 +8,15 @@ config BR2_PACKAGE_LINUX_FIRMWARE
 
 if BR2_PACKAGE_LINUX_FIRMWARE
 
+menu "Audio firmware"
+
+config BR2_PACKAGE_LINUX_FIRMWARE_INTEL_SST_DSP
+	bool "Intel SST DSP"
+	help
+	  Firmware files for Intel Baytrail SST DSP audio.
+
+endmenu # Audio
+
 menu "WiFi firmware"
 
 config BR2_PACKAGE_LINUX_FIRMWARE_ATHEROS_7010

package/linux-firmware/linux-firmware.mk

@@ -8,6 +8,12 @@ LINUX_FIRMWARE_VERSION = f66291398181d24856fd2d19454d246199abd5ea
 LINUX_FIRMWARE_SITE = http://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git
 LINUX_FIRMWARE_SITE_METHOD = git
 
+# Intel SST DSP
+ifeq ($(BR2_PACKAGE_LINUX_FIRMWARE_INTEL_SST_DSP),y)
+LINUX_FIRMWARE_FILES += intel/fw_sst_0f28.bin-48kHz_i2s_master
+LINUX_FIRMWARE_ALL_LICENSE_FILES += LICENCE.fw_sst_0f28
+endif
+
 # rt2501/rt61
 ifeq ($(BR2_PACKAGE_LINUX_FIRMWARE_RALINK_RT61),y)
 LINUX_FIRMWARE_FILES += rt2561.bin rt2561s.bin rt2661.bin