drm/amdgpu/powerplay/raven: add smu block and enable powerplay

Add the ip block and enable powerplay on raven.

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c
index 3089b8f..69df356 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc15.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc15.c
@@ -506,6 +506,7 @@
 		amdgpu_ip_block_add(adev, &gmc_v9_0_ip_block);
 		amdgpu_ip_block_add(adev, &vega10_ih_ip_block);
 		amdgpu_ip_block_add(adev, &psp_v10_0_ip_block);
+		amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block);
 		amdgpu_ip_block_add(adev, &gfx_v9_0_ip_block);
 		amdgpu_ip_block_add(adev, &sdma_v4_0_ip_block);
 		amdgpu_ip_block_add(adev, &vcn_v1_0_ip_block);