drm/amdgpu: add PSP driver for vega10 (v2)

PSP is responsible for firmware loading on SOC-15 asics.

v2: fix memory leak (Ken)

Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/amd/amdgpu/Makefile b/drivers/gpu/drm/amd/amdgpu/Makefile
index cab8eec..48a9c03 100644
--- a/drivers/gpu/drm/amd/amdgpu/Makefile
+++ b/drivers/gpu/drm/amd/amdgpu/Makefile
@@ -51,6 +51,11 @@
 	cz_ih.o \
 	vega10_ih.o
 
+# add PSP block
+amdgpu-y += \
+	amdgpu_psp.o \
+	psp_v3_1.o
+
 # add SMC block
 amdgpu-y += \
 	amdgpu_dpm.o \