diff --git a/boards/intel/adsp/twister.yaml b/boards/intel/adsp/twister.yaml
index 7d74e68594ca9..a1accf5d56072 100644
--- a/boards/intel/adsp/twister.yaml
+++ b/boards/intel/adsp/twister.yaml
@@ -15,6 +15,7 @@ variants:
   intel_adsp/ace30/ptl:
     toolchain:
       - xt-clang
+      - zephyr
   intel_adsp/ace30:
     twister: false
   intel_adsp/ace20_lnl/sim:
@@ -32,6 +33,7 @@ variants:
     simulation: custom
     toolchain:
       - xt-clang
+      - zephyr
     testing:
       timeout_multiplier: 8
   intel_adsp/cavs25:
diff --git a/tests/kernel/mem_protect/mem_map/testcase.yaml b/tests/kernel/mem_protect/mem_map/testcase.yaml
index 186e60faf029e..aaf41156113d8 100644
--- a/tests/kernel/mem_protect/mem_map/testcase.yaml
+++ b/tests/kernel/mem_protect/mem_map/testcase.yaml
@@ -5,7 +5,7 @@ common:
     - mmu
 tests:
   kernel.memory_protection.mem_map:
-    filter: CONFIG_MMU and not CONFIG_X86_64
+    filter: CONFIG_MMU and not CONFIG_X86_64 and not CONFIG_SOC_FAMILY_INTEL_ADSP
     extra_sections: _TRANSPLANTED_FUNC
     extra_configs:
       - CONFIG_COMMON_LIBC_MALLOC_ARENA_SIZE=0
@@ -43,3 +43,4 @@ tests:
     extra_args: EXTRA_CFLAGS=-DSKIP_EXECUTE_TESTS
     platform_allow:
       - intel_adsp/ace30/ptl
+      - intel_adsp/ace30/ptl/sim
diff --git a/tests/kernel/mem_protect/sys_sem/boards/intel_adsp_ace30_ptl_sim.conf b/tests/kernel/mem_protect/sys_sem/boards/intel_adsp_ace30_ptl_sim.conf
new file mode 100644
index 0000000000000..922c1e4b05f34
--- /dev/null
+++ b/tests/kernel/mem_protect/sys_sem/boards/intel_adsp_ace30_ptl_sim.conf
@@ -0,0 +1 @@
+CONFIG_MAX_THREAD_BYTES=3
diff --git a/tests/kernel/mutex/sys_mutex/boards/intel_adsp_ace30_ptl_sim.conf b/tests/kernel/mutex/sys_mutex/boards/intel_adsp_ace30_ptl_sim.conf
new file mode 100644
index 0000000000000..922c1e4b05f34
--- /dev/null
+++ b/tests/kernel/mutex/sys_mutex/boards/intel_adsp_ace30_ptl_sim.conf
@@ -0,0 +1 @@
+CONFIG_MAX_THREAD_BYTES=3
diff --git a/tests/kernel/queue/boards/intel_adsp_ace30_ptl_sim.conf b/tests/kernel/queue/boards/intel_adsp_ace30_ptl_sim.conf
new file mode 100644
index 0000000000000..922c1e4b05f34
--- /dev/null
+++ b/tests/kernel/queue/boards/intel_adsp_ace30_ptl_sim.conf
@@ -0,0 +1 @@
+CONFIG_MAX_THREAD_BYTES=3
diff --git a/tests/lib/c_lib/thrd/boards/intel_adsp_ace30_ptl_sim.conf b/tests/lib/c_lib/thrd/boards/intel_adsp_ace30_ptl_sim.conf
new file mode 100644
index 0000000000000..922c1e4b05f34
--- /dev/null
+++ b/tests/lib/c_lib/thrd/boards/intel_adsp_ace30_ptl_sim.conf
@@ -0,0 +1 @@
+CONFIG_MAX_THREAD_BYTES=3
diff --git a/tests/posix/common/boards/intel_adsp_ace30_ptl.conf b/tests/posix/common/boards/intel_adsp_ace30_ptl.conf
new file mode 100644
index 0000000000000..922c1e4b05f34
--- /dev/null
+++ b/tests/posix/common/boards/intel_adsp_ace30_ptl.conf
@@ -0,0 +1 @@
+CONFIG_MAX_THREAD_BYTES=3
diff --git a/tests/posix/common/boards/intel_adsp_ace30_ptl_sim.conf b/tests/posix/common/boards/intel_adsp_ace30_ptl_sim.conf
new file mode 100644
index 0000000000000..922c1e4b05f34
--- /dev/null
+++ b/tests/posix/common/boards/intel_adsp_ace30_ptl_sim.conf
@@ -0,0 +1 @@
+CONFIG_MAX_THREAD_BYTES=3