diff --git a/sound/soc/rockchip/rockchip_i2s_tdm.c b/sound/soc/rockchip/rockchip_i2s_tdm.c
index 512582d3caf1..f920c9bf7123 100644
--- a/sound/soc/rockchip/rockchip_i2s_tdm.c
+++ b/sound/soc/rockchip/rockchip_i2s_tdm.c
@@ -78,7 +78,7 @@ struct rk_i2s_tdm_dev {
 	struct snd_dmaengine_dai_dma_data playback_dma_data;
 	struct reset_control *tx_reset;
 	struct reset_control *rx_reset;
-	struct rk_i2s_soc_data *soc_data;
+	const struct rk_i2s_soc_data *soc_data;
 	void __iomem *cru_base;
 	bool is_master_mode;
 	bool io_multiplex;
@@ -1425,21 +1425,21 @@ static const struct txrx_config rv1126_txrx_config[] = {
 	{ 0xff800000, 0x10260, RV1126_I2S0_CLK_TXONLY, RV1126_I2S0_CLK_RXONLY },
 };
 
-static struct rk_i2s_soc_data px30_i2s_soc_data = {
+static const struct rk_i2s_soc_data px30_i2s_soc_data = {
 	.softrst_offset = 0x0300,
 	.configs = px30_txrx_config,
 	.config_count = ARRAY_SIZE(px30_txrx_config),
 	.init = common_soc_init,
 };
 
-static struct rk_i2s_soc_data rk1808_i2s_soc_data = {
+static const struct rk_i2s_soc_data rk1808_i2s_soc_data = {
 	.softrst_offset = 0x0300,
 	.configs = rk1808_txrx_config,
 	.config_count = ARRAY_SIZE(rk1808_txrx_config),
 	.init = common_soc_init,
 };
 
-static struct rk_i2s_soc_data rk3308_i2s_soc_data = {
+static const struct rk_i2s_soc_data rk3308_i2s_soc_data = {
 	.softrst_offset = 0x0400,
 	.grf_reg_offset = 0x0308,
 	.grf_shift = 5,
@@ -1448,14 +1448,14 @@ static struct rk_i2s_soc_data rk3308_i2s_soc_data = {
 	.init = common_soc_init,
 };
 
-static struct rk_i2s_soc_data rk3568_i2s_soc_data = {
+static const struct rk_i2s_soc_data rk3568_i2s_soc_data = {
 	.softrst_offset = 0x0400,
 	.configs = rk3568_txrx_config,
 	.config_count = ARRAY_SIZE(rk3568_txrx_config),
 	.init = common_soc_init,
 };
 
-static struct rk_i2s_soc_data rv1126_i2s_soc_data = {
+static const struct rk_i2s_soc_data rv1126_i2s_soc_data = {
 	.softrst_offset = 0x0300,
 	.configs = rv1126_txrx_config,
 	.config_count = ARRAY_SIZE(rv1126_txrx_config),
@@ -1698,7 +1698,7 @@ static int rockchip_i2s_tdm_probe(struct platform_device *pdev)
 		return -EINVAL;
 
 	spin_lock_init(&i2s_tdm->lock);
-	i2s_tdm->soc_data = (struct rk_i2s_soc_data *)of_id->data;
+	i2s_tdm->soc_data = (const struct rk_i2s_soc_data *)of_id->data;
 
 	i2s_tdm->bclk_fs = 64;
 	if (!of_property_read_u32(node, "rockchip,bclk-fs", &val)) {