recipes-bsp: tifs-lpm-stub: Introduce new recipe

This firmware stub is required by the TI foundational security
software while transitioning to low power mode.

Add a recipe for this compatible with am62xx-evm

Signed-off-by: Nikhil Devshatwar <nikhil.nd@ti.com>
Signed-off-by: Ryan Eatmon <reatmon@ti.com>

recipes-bsp/ti-linux-fw/ti-linux-fw.inc

@@ -18,6 +18,7 @@ GOODIX_FW_VERSION = "1.0.0.0"
 CADENCE_MHDP_FW_VERSION = "1.2.17"
 IMG_DEC_FW_VERSION = "1.0"
 CNM_WAVE521_FW_VERSION = "1.0.00"
+TIFS_LPM_STUB_FW_VERSION = "08.03.02"
 
 TI_LINUX_FW_SRCREV ?= "917625c2721eef8677df9e47d919005b0d4f93aa"
 SRCREV = "${TI_LINUX_FW_SRCREV}"

recipes-bsp/tifs-lpm-stub/tifs-lpm-stub_git.bb

@@ -0,0 +1,24 @@
+SUMMARY = "TI Foundational security Low Power Management Stub"
+
+require recipes-bsp/ti-linux-fw/ti-linux-fw.inc
+
+PV = "${TIFS_LPM_STUB_FW_VERSION}"
+PR = "${INC_PR}.0"
+
+CLEANBROKEN = "1"
+
+COMPATIBLE_MACHINE = "am62xx-evm"
+
+PACKAGE_ARCH = "${MACHINE_ARCH}"
+
+S = "${WORKDIR}/git"
+
+TARGET = "ti-fs-stub-firmware-am62x-gp-signed.bin"
+
+do_install() {
+	install -d ${D}${base_libdir}/firmware/ti-sysfw/
+	install -m 0644 ${S}/ti-sysfw/${TARGET} ${D}${base_libdir}/firmware/ti-sysfw/${TARGET}
+}
+
+FILES_${PN} = "${base_libdir}/firmware"
+

recipes-kernel/linux/kernel-rdepends.inc

@@ -45,3 +45,7 @@ RDEPENDS_${KERNEL_PACKAGE_NAME}-base_append_j7 = " vxd-dec-fw"
 
 # Add run-time dependency for Chips&Media Wave521 firmware to the rootfs
 RDEPENDS_${KERNEL_PACKAGE_NAME}-base_append_j721s2-evm = " cnm-wave-fw"
+
+# Add run-time dependency for TIFS Low Power Module stub
+RDEPENDS_${KERNEL_PACKAGE_NAME}-base_append_am62xx-evm = " tifs-lpm-stub"
+