armv8: sec_firmware: return job ring status as true in TFABOOT

Returns job ring status as true in TFABOOT, as one job ring is always
reserved.

Signed-off-by: Ruchika Gupta <ruchika.gupta@nxp.com>
Signed-off-by: Pankit Garg <pankit.garg@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
diff --git a/arch/arm/cpu/armv8/sec_firmware.c b/arch/arm/cpu/armv8/sec_firmware.c
index a13c92e..8dc0ac9 100644
--- a/arch/arm/cpu/armv8/sec_firmware.c
+++ b/arch/arm/cpu/armv8/sec_firmware.c
@@ -348,6 +348,10 @@
  */
 bool sec_firmware_support_hwrng(void)
 {
+#ifdef CONFIG_TFABOOT
+	/* return true as TFA has one job ring reserved */
+	return true;
+#endif
 	if (sec_firmware_addr & SEC_FIRMWARE_RUNNING) {
 			return true;
 	}