xtensa: Add 8ulp_adsp toolchain

Add Xtensa toolchain for the HiFi4 DSP from i.MX8ULP.

Signed-off-by: Iuliana Prodan <iuliana.prodan@nxp.com>

Author: iuliana-prodan

.github/workflows/ci.yml

@@ -59,6 +59,7 @@ on:
         - xtensa-mtk_mt8195_adsp_zephyr-elf
         - xtensa-nxp_imx_adsp_zephyr-elf
         - xtensa-nxp_imx8m_adsp_zephyr-elf
+        - xtensa-nxp_imx8ulp_adsp_zephyr-elf
         - xtensa-nxp_rt500_adsp_zephyr-elf
         - xtensa-sample_controller_zephyr-elf
       debug:
@@ -170,6 +171,7 @@ jobs:
             xtensa-mtk_mt8195_adsp_zephyr-elf)    build_target_xtensa_mtk_mt8195_adsp_zephyr_elf="y";;
             xtensa-nxp_imx_adsp_zephyr-elf)       build_target_xtensa_nxp_imx_adsp_zephyr_elf="y";;
             xtensa-nxp_imx8m_adsp_zephyr-elf)     build_target_xtensa_nxp_imx8m_adsp_zephyr_elf="y";;
+            xtensa-nxp_imx8ulp_adsp_zephyr-elf)   build_target_xtensa_nxp_imx8ulp_adsp_zephyr_elf="y";;
             xtensa-nxp_rt500_adsp_zephyr-elf)     build_target_xtensa_nxp_rt500_adsp_zephyr_elf="y";;
             xtensa-sample_controller_zephyr-elf)  build_target_xtensa_sample_controller_zephyr_elf="y";;
           esac
@@ -209,6 +211,7 @@ jobs:
           build_target_xtensa_mtk_mt8195_adsp_zephyr_elf="y"
           build_target_xtensa_nxp_imx_adsp_zephyr_elf="y"
           build_target_xtensa_nxp_imx8m_adsp_zephyr_elf="y"
+          build_target_xtensa_nxp_imx8ulp_adsp_zephyr_elf="y"
           build_target_xtensa_nxp_rt500_adsp_zephyr_elf="y"
           build_target_xtensa_sample_controller_zephyr_elf="y"
         fi
@@ -288,6 +291,7 @@ jobs:
         [ "${build_target_xtensa_mtk_mt8195_adsp_zephyr_elf}" == "y" ]    && MATRIX_TARGETS+='"xtensa-mtk_mt8195_adsp_zephyr-elf",'
         [ "${build_target_xtensa_nxp_imx_adsp_zephyr_elf}" == "y" ]       && MATRIX_TARGETS+='"xtensa-nxp_imx_adsp_zephyr-elf",'
         [ "${build_target_xtensa_nxp_imx8m_adsp_zephyr_elf}" == "y" ]     && MATRIX_TARGETS+='"xtensa-nxp_imx8m_adsp_zephyr-elf",'
+        [ "${build_target_xtensa_nxp_imx8ulp_adsp_zephyr_elf}" == "y" ]   && MATRIX_TARGETS+='"xtensa-nxp_imx8ulp_adsp_zephyr-elf",'
         [ "${build_target_xtensa_nxp_rt500_adsp_zephyr_elf}" == "y" ]     && MATRIX_TARGETS+='"xtensa-nxp_rt500_adsp_zephyr-elf",'
         [ "${build_target_xtensa_sample_controller_zephyr_elf}" == "y" ]  && MATRIX_TARGETS+='"xtensa-sample_controller_zephyr-elf",'
         MATRIX_TARGETS+=']'
@@ -1552,6 +1556,9 @@ jobs:
             xtensa-nxp_imx8m_adsp_zephyr-elf)
               PLATFORM_ARGS+="-p nxp_adsp_imx8m "
               ;;
+            xtensa-nxp_imx8ulp_adsp_zephyr-elf)
+              PLATFORM_ARGS+="-p nxp_adsp_imx8ulp "
+              ;;
             xtensa-sample_controller_zephyr-elf)
               PLATFORM_ARGS+="-p qemu_xtensa "
               ;;

README.md

@@ -15,8 +15,8 @@ The toolchains for the following target architectures are supported:
 - SPARC (32-bit and 64-bit; SPARC V8, SPARC V9)
 - x86 (32-bit and 64-bit)
 - Xtensa (sample_controller, intel_ace15_mtpm, intel_tgl_adsp,
-  nxp_imx_adsp, nxp_imx8m_adsp, nxp_rt500_adsp, espressif_esp32, espressif_esp32s2,
-  espressif_esp32s3, mt8195_adsp)
+  nxp_imx_adsp, nxp_imx8m_adsp, nxp_imx8ulp_adsp, nxp_rt500_adsp,
+  espressif_esp32, espressif_esp32s2, espressif_esp32s3, mt8195_adsp)
 
 The following host tools are available as part of the Zephyr SDK:
 

configs/xtensa-nxp_imx8ulp_adsp_zephyr-elf.config

@@ -0,0 +1,9 @@
+CT_CONFIG_VERSION="3"
+CT_EXPERIMENTAL=y
+CT_OVERLAY_LOCATION="overlays"
+CT_OVERLAY_NAME="nxp_imx8ulp_adsp"
+CT_ARCH_XTENSA=y
+CT_XTENSA_CUSTOM=y
+CT_TARGET_VENDOR="nxp_imx8ulp_adsp_zephyr"
+CT_TARGET_CFLAGS="-ftls-model=local-exec"
+CT_CC_GCC_CONFIG_TLS=n