diff --git a/sound/soc/rockchip/rockchip_pdm.c b/sound/soc/rockchip/rockchip_pdm.c
index 667f2fa65c3e..4756cfc23218 100644
--- a/sound/soc/rockchip/rockchip_pdm.c
+++ b/sound/soc/rockchip/rockchip_pdm.c
@@ -584,7 +584,7 @@ static int rockchip_pdm_probe(struct platform_device *pdev)
 
 	match = of_match_device(rockchip_pdm_match, &pdev->dev);
 	if (match)
-		pdm->version = (enum rk_pdm_version)match->data;
+		pdm->version = (uintptr_t)match->data;
 
 	if (pdm->version == RK_PDM_RK3308) {
 		pdm->reset = devm_reset_control_get(&pdev->dev, "pdm-m");