drm/amdgpu: add tmz support for GC IP v11.5.2

Add tmz support for GC 11.5.2.
Signed-off-by: Tim Huang <Tim.Huang@amd.com>
Reviewed-by: Yifan Zhang <yifan1.zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c

@@ -848,6 +848,7 @@ void amdgpu_gmc_tmz_set(struct amdgpu_device *adev)
 	case IP_VERSION(11, 0, 4):
 	case IP_VERSION(11, 5, 0):
 	case IP_VERSION(11, 5, 1):
+	case IP_VERSION(11, 5, 2):
 		/* Don't enable it by default yet.
 		 */
 		if (amdgpu_tmz < 1) {