drm/amdgpu/sdma5: declare sdma firmwares for navi12

Declare the firmwares and load the proper ones for navi12.
Signed-off-by: Xiaojie Yuan <xiaojie.yuan@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c

@@ -48,6 +48,9 @@ MODULE_FIRMWARE("amdgpu/navi10_sdma1.bin");
 MODULE_FIRMWARE("amdgpu/navi14_sdma.bin");
 MODULE_FIRMWARE("amdgpu/navi14_sdma1.bin");
 
+MODULE_FIRMWARE("amdgpu/navi12_sdma.bin");
+MODULE_FIRMWARE("amdgpu/navi12_sdma1.bin");
+
 #define SDMA1_REG_OFFSET 0x600
 #define SDMA0_HYP_DEC_REG_START 0x5880
 #define SDMA0_HYP_DEC_REG_END 0x5893
@@ -167,6 +170,9 @@ static int sdma_v5_0_init_microcode(struct amdgpu_device *adev)
 	case CHIP_NAVI14:
 		chip_name = "navi14";
 		break;
+	case CHIP_NAVI12:
+		chip_name = "navi12";
+		break;
 	default:
 		BUG();
 	}