diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
index 5615f015c5fe..342463587d06 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
@@ -102,13 +102,6 @@ struct rk_priv_data {
static void px30_set_to_rmii(struct rk_priv_data *bsp_priv)
{
- struct device *dev = &bsp_priv->pdev->dev;
-
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "%s: Missing rockchip,grf property\n", __func__);
- return;
- }
-
regmap_write(bsp_priv->grf, PX30_GRF_GMAC_CON1,
PX30_GMAC_PHY_INTF_SEL_RMII);
}
@@ -182,13 +175,6 @@ static const struct rk_gmac_ops px30_ops = {
static void rk3128_set_to_rgmii(struct rk_priv_data *bsp_priv,
int tx_delay, int rx_delay)
{
- struct device *dev = &bsp_priv->pdev->dev;
-
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "Missing rockchip,grf property\n");
- return;
- }
-
regmap_write(bsp_priv->grf, RK3128_GRF_MAC_CON1,
RK3128_GMAC_PHY_INTF_SEL_RGMII |
RK3128_GMAC_RMII_MODE_CLR);
@@ -200,13 +186,6 @@ static void rk3128_set_to_rgmii(struct rk_priv_data *bsp_priv,
static void rk3128_set_to_rmii(struct rk_priv_data *bsp_priv)
{
- struct device *dev = &bsp_priv->pdev->dev;
-
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "Missing rockchip,grf property\n");
- return;
- }
-
regmap_write(bsp_priv->grf, RK3128_GRF_MAC_CON1,
RK3128_GMAC_PHY_INTF_SEL_RMII | RK3128_GMAC_RMII_MODE);
}
@@ -215,11 +194,6 @@ static void rk3128_set_rgmii_speed(struct rk_priv_data *bsp_priv, int speed)
{
struct device *dev = &bsp_priv->pdev->dev;
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "Missing rockchip,grf property\n");
- return;
- }
-
if (speed == 10)
regmap_write(bsp_priv->grf, RK3128_GRF_MAC_CON1,
RK3128_GMAC_CLK_2_5M);
@@ -237,11 +211,6 @@ static void rk3128_set_rmii_speed(struct rk_priv_data *bsp_priv, int speed)
{
struct device *dev = &bsp_priv->pdev->dev;
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "Missing rockchip,grf property\n");
- return;
- }
-
if (speed == 10) {
regmap_write(bsp_priv->grf, RK3128_GRF_MAC_CON1,
RK3128_GMAC_RMII_CLK_2_5M |
@@ -298,13 +267,6 @@ static const struct rk_gmac_ops rk3128_ops = {
static void rk3228_set_to_rgmii(struct rk_priv_data *bsp_priv,
int tx_delay, int rx_delay)
{
- struct device *dev = &bsp_priv->pdev->dev;
-
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "Missing rockchip,grf property\n");
- return;
- }
-
regmap_write(bsp_priv->grf, RK3228_GRF_MAC_CON1,
RK3228_GMAC_PHY_INTF_SEL_RGMII |
RK3228_GMAC_RMII_MODE_CLR |
@@ -317,13 +279,6 @@ static void rk3228_set_to_rgmii(struct rk_priv_data *bsp_priv,
static void rk3228_set_to_rmii(struct rk_priv_data *bsp_priv)
{
- struct device *dev = &bsp_priv->pdev->dev;
-
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "Missing rockchip,grf property\n");
- return;
- }
-
regmap_write(bsp_priv->grf, RK3228_GRF_MAC_CON1,
RK3228_GMAC_PHY_INTF_SEL_RMII |
RK3228_GMAC_RMII_MODE);
@@ -336,11 +291,6 @@ static void rk3228_set_rgmii_speed(struct rk_priv_data *bsp_priv, int speed)
{
struct device *dev = &bsp_priv->pdev->dev;
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "Missing rockchip,grf property\n");
- return;
- }
-
if (speed == 10)
regmap_write(bsp_priv->grf, RK3228_GRF_MAC_CON1,
RK3228_GMAC_CLK_2_5M);
@@ -358,11 +308,6 @@ static void rk3228_set_rmii_speed(struct rk_priv_data *bsp_priv, int speed)
{
struct device *dev = &bsp_priv->pdev->dev;
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "Missing rockchip,grf property\n");
- return;
- }
-
if (speed == 10)
regmap_write(bsp_priv->grf, RK3228_GRF_MAC_CON1,
RK3228_GMAC_RMII_CLK_2_5M |
@@ -420,13 +365,6 @@ static const struct rk_gmac_ops rk3228_ops = {
static void rk3288_set_to_rgmii(struct rk_priv_data *bsp_priv,
int tx_delay, int rx_delay)
{
- struct device *dev = &bsp_priv->pdev->dev;
-
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "Missing rockchip,grf property\n");
- return;
- }
-
regmap_write(bsp_priv->grf, RK3288_GRF_SOC_CON1,
RK3288_GMAC_PHY_INTF_SEL_RGMII |
RK3288_GMAC_RMII_MODE_CLR);
@@ -438,13 +376,6 @@ static void rk3288_set_to_rgmii(struct rk_priv_data *bsp_priv,
static void rk3288_set_to_rmii(struct rk_priv_data *bsp_priv)
{
- struct device *dev = &bsp_priv->pdev->dev;
-
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "Missing rockchip,grf property\n");
- return;
- }
-
regmap_write(bsp_priv->grf, RK3288_GRF_SOC_CON1,
RK3288_GMAC_PHY_INTF_SEL_RMII | RK3288_GMAC_RMII_MODE);
}
@@ -453,11 +384,6 @@ static void rk3288_set_rgmii_speed(struct rk_priv_data *bsp_priv, int speed)
{
struct device *dev = &bsp_priv->pdev->dev;
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "Missing rockchip,grf property\n");
- return;
- }
-
if (speed == 10)
regmap_write(bsp_priv->grf, RK3288_GRF_SOC_CON1,
RK3288_GMAC_CLK_2_5M);
@@ -475,11 +401,6 @@ static void rk3288_set_rmii_speed(struct rk_priv_data *bsp_priv, int speed)
{
struct device *dev = &bsp_priv->pdev->dev;
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "Missing rockchip,grf property\n");
- return;
- }
-
if (speed == 10) {
regmap_write(bsp_priv->grf, RK3288_GRF_SOC_CON1,
RK3288_GMAC_RMII_CLK_2_5M |
@@ -512,13 +433,6 @@ static const struct rk_gmac_ops rk3288_ops = {
static void rk3308_set_to_rmii(struct rk_priv_data *bsp_priv)
{
- struct device *dev = &bsp_priv->pdev->dev;
-
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "Missing rockchip,grf property\n");
- return;
- }
-
regmap_write(bsp_priv->grf, RK3308_GRF_MAC_CON0,
RK3308_GMAC_PHY_INTF_SEL_RMII);
}
@@ -527,11 +441,6 @@ static void rk3308_set_rmii_speed(struct rk_priv_data *bsp_priv, int speed)
{
struct device *dev = &bsp_priv->pdev->dev;
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "Missing rockchip,grf property\n");
- return;
- }
-
if (speed == 10) {
regmap_write(bsp_priv->grf, RK3308_GRF_MAC_CON0,
RK3308_GMAC_SPEED_10M);
@@ -584,13 +493,6 @@ static const struct rk_gmac_ops rk3308_ops = {
static void rk3328_set_to_rgmii(struct rk_priv_data *bsp_priv,
int tx_delay, int rx_delay)
{
- struct device *dev = &bsp_priv->pdev->dev;
-
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "Missing rockchip,grf property\n");
- return;
- }
-
regmap_write(bsp_priv->grf, RK3328_GRF_MAC_CON1,
RK3328_GMAC_PHY_INTF_SEL_RGMII |
RK3328_GMAC_RMII_MODE_CLR |
@@ -604,14 +506,8 @@ static void rk3328_set_to_rgmii(struct rk_priv_data *bsp_priv,
static void rk3328_set_to_rmii(struct rk_priv_data *bsp_priv)
{
- struct device *dev = &bsp_priv->pdev->dev;
unsigned int reg;
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "Missing rockchip,grf property\n");
- return;
- }
-
reg = bsp_priv->integrated_phy ? RK3328_GRF_MAC_CON2 :
RK3328_GRF_MAC_CON1;
@@ -624,11 +520,6 @@ static void rk3328_set_rgmii_speed(struct rk_priv_data *bsp_priv, int speed)
{
struct device *dev = &bsp_priv->pdev->dev;
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "Missing rockchip,grf property\n");
- return;
- }
-
if (speed == 10)
regmap_write(bsp_priv->grf, RK3328_GRF_MAC_CON1,
RK3328_GMAC_CLK_2_5M);
@@ -647,11 +538,6 @@ static void rk3328_set_rmii_speed(struct rk_priv_data *bsp_priv, int speed)
struct device *dev = &bsp_priv->pdev->dev;
unsigned int reg;
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "Missing rockchip,grf property\n");
- return;
- }
-
reg = bsp_priv->integrated_phy ? RK3328_GRF_MAC_CON2 :
RK3328_GRF_MAC_CON1;
@@ -712,13 +598,6 @@ static const struct rk_gmac_ops rk3328_ops = {
static void rk3366_set_to_rgmii(struct rk_priv_data *bsp_priv,
int tx_delay, int rx_delay)
{
- struct device *dev = &bsp_priv->pdev->dev;
-
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "%s: Missing rockchip,grf property\n", __func__);
- return;
- }
-
regmap_write(bsp_priv->grf, RK3366_GRF_SOC_CON6,
RK3366_GMAC_PHY_INTF_SEL_RGMII |
RK3366_GMAC_RMII_MODE_CLR);
@@ -730,13 +609,6 @@ static void rk3366_set_to_rgmii(struct rk_priv_data *bsp_priv,
static void rk3366_set_to_rmii(struct rk_priv_data *bsp_priv)
{
- struct device *dev = &bsp_priv->pdev->dev;
-
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "%s: Missing rockchip,grf property\n", __func__);
- return;
- }
-
regmap_write(bsp_priv->grf, RK3366_GRF_SOC_CON6,
RK3366_GMAC_PHY_INTF_SEL_RMII | RK3366_GMAC_RMII_MODE);
}
@@ -745,11 +617,6 @@ static void rk3366_set_rgmii_speed(struct rk_priv_data *bsp_priv, int speed)
{
struct device *dev = &bsp_priv->pdev->dev;
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "%s: Missing rockchip,grf property\n", __func__);
- return;
- }
-
if (speed == 10)
regmap_write(bsp_priv->grf, RK3366_GRF_SOC_CON6,
RK3366_GMAC_CLK_2_5M);
@@ -767,11 +634,6 @@ static void rk3366_set_rmii_speed(struct rk_priv_data *bsp_priv, int speed)
{
struct device *dev = &bsp_priv->pdev->dev;
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "%s: Missing rockchip,grf property\n", __func__);
- return;
- }
-
if (speed == 10) {
regmap_write(bsp_priv->grf, RK3366_GRF_SOC_CON6,
RK3366_GMAC_RMII_CLK_2_5M |
@@ -823,13 +685,6 @@ static const struct rk_gmac_ops rk3366_ops = {
static void rk3368_set_to_rgmii(struct rk_priv_data *bsp_priv,
int tx_delay, int rx_delay)
{
- struct device *dev = &bsp_priv->pdev->dev;
-
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "%s: Missing rockchip,grf property\n", __func__);
- return;
- }
-
regmap_write(bsp_priv->grf, RK3368_GRF_SOC_CON15,
RK3368_GMAC_PHY_INTF_SEL_RGMII |
RK3368_GMAC_RMII_MODE_CLR);
@@ -841,13 +696,6 @@ static void rk3368_set_to_rgmii(struct rk_priv_data *bsp_priv,
static void rk3368_set_to_rmii(struct rk_priv_data *bsp_priv)
{
- struct device *dev = &bsp_priv->pdev->dev;
-
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "%s: Missing rockchip,grf property\n", __func__);
- return;
- }
-
regmap_write(bsp_priv->grf, RK3368_GRF_SOC_CON15,
RK3368_GMAC_PHY_INTF_SEL_RMII | RK3368_GMAC_RMII_MODE);
}
@@ -856,11 +704,6 @@ static void rk3368_set_rgmii_speed(struct rk_priv_data *bsp_priv, int speed)
{
struct device *dev = &bsp_priv->pdev->dev;
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "%s: Missing rockchip,grf property\n", __func__);
- return;
- }
-
if (speed == 10)
regmap_write(bsp_priv->grf, RK3368_GRF_SOC_CON15,
RK3368_GMAC_CLK_2_5M);
@@ -878,11 +721,6 @@ static void rk3368_set_rmii_speed(struct rk_priv_data *bsp_priv, int speed)
{
struct device *dev = &bsp_priv->pdev->dev;
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "%s: Missing rockchip,grf property\n", __func__);
- return;
- }
-
if (speed == 10) {
regmap_write(bsp_priv->grf, RK3368_GRF_SOC_CON15,
RK3368_GMAC_RMII_CLK_2_5M |
@@ -934,13 +772,6 @@ static const struct rk_gmac_ops rk3368_ops = {
static void rk3399_set_to_rgmii(struct rk_priv_data *bsp_priv,
int tx_delay, int rx_delay)
{
- struct device *dev = &bsp_priv->pdev->dev;
-
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "%s: Missing rockchip,grf property\n", __func__);
- return;
- }
-
regmap_write(bsp_priv->grf, RK3399_GRF_SOC_CON5,
RK3399_GMAC_PHY_INTF_SEL_RGMII |
RK3399_GMAC_RMII_MODE_CLR);
@@ -952,13 +783,6 @@ static void rk3399_set_to_rgmii(struct rk_priv_data *bsp_priv,
static void rk3399_set_to_rmii(struct rk_priv_data *bsp_priv)
{
- struct device *dev = &bsp_priv->pdev->dev;
-
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "%s: Missing rockchip,grf property\n", __func__);
- return;
- }
-
regmap_write(bsp_priv->grf, RK3399_GRF_SOC_CON5,
RK3399_GMAC_PHY_INTF_SEL_RMII | RK3399_GMAC_RMII_MODE);
}
@@ -967,11 +791,6 @@ static void rk3399_set_rgmii_speed(struct rk_priv_data *bsp_priv, int speed)
{
struct device *dev = &bsp_priv->pdev->dev;
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "%s: Missing rockchip,grf property\n", __func__);
- return;
- }
-
if (speed == 10)
regmap_write(bsp_priv->grf, RK3399_GRF_SOC_CON5,
RK3399_GMAC_CLK_2_5M);
@@ -989,11 +808,6 @@ static void rk3399_set_rmii_speed(struct rk_priv_data *bsp_priv, int speed)
{
struct device *dev = &bsp_priv->pdev->dev;
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "%s: Missing rockchip,grf property\n", __func__);
- return;
- }
-
if (speed == 10) {
regmap_write(bsp_priv->grf, RK3399_GRF_SOC_CON5,
RK3399_GMAC_RMII_CLK_2_5M |
@@ -1038,14 +852,8 @@ static const struct rk_gmac_ops rk3399_ops = {
static void rk3568_set_to_rgmii(struct rk_priv_data *bsp_priv,
int tx_delay, int rx_delay)
{
- struct device *dev = &bsp_priv->pdev->dev;
u32 con0, con1;
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "Missing rockchip,grf property\n");
- return;
- }
-
con0 = (bsp_priv->id == 1) ? RK3568_GRF_GMAC1_CON0 :
RK3568_GRF_GMAC0_CON0;
con1 = (bsp_priv->id == 1) ? RK3568_GRF_GMAC1_CON1 :
@@ -1063,14 +871,8 @@ static void rk3568_set_to_rgmii(struct rk_priv_data *bsp_priv,
static void rk3568_set_to_rmii(struct rk_priv_data *bsp_priv)
{
- struct device *dev = &bsp_priv->pdev->dev;
u32 con1;
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "%s: Missing rockchip,grf property\n", __func__);
- return;
- }
-
con1 = (bsp_priv->id == 1) ? RK3568_GRF_GMAC1_CON1 :
RK3568_GRF_GMAC0_CON1;
regmap_write(bsp_priv->grf, con1, RK3568_GMAC_PHY_INTF_SEL_RMII);
@@ -1148,14 +950,8 @@ static const struct rk_gmac_ops rk3568_ops = {
static void rk3576_set_to_rgmii(struct rk_priv_data *bsp_priv,
int tx_delay, int rx_delay)
{
- struct device *dev = &bsp_priv->pdev->dev;
unsigned int offset_con;
- if (IS_ERR(bsp_priv->grf) || IS_ERR(bsp_priv->php_grf)) {
- dev_err(dev, "Missing rockchip,grf or rockchip,php-grf property\n");
- return;
- }
-
offset_con = bsp_priv->id == 1 ? RK3576_GRF_GMAC_CON1 :
RK3576_GRF_GMAC_CON0;
@@ -1181,14 +977,8 @@ static void rk3576_set_to_rgmii(struct rk_priv_data *bsp_priv,
static void rk3576_set_to_rmii(struct rk_priv_data *bsp_priv)
{
- struct device *dev = &bsp_priv->pdev->dev;
unsigned int offset_con;
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "%s: Missing rockchip,grf property\n", __func__);
- return;
- }
-
offset_con = bsp_priv->id == 1 ? RK3576_GRF_GMAC_CON1 :
RK3576_GRF_GMAC_CON0;
@@ -1308,14 +1098,8 @@ static const struct rk_gmac_ops rk3576_ops = {
static void rk3588_set_to_rgmii(struct rk_priv_data *bsp_priv,
int tx_delay, int rx_delay)
{
- struct device *dev = &bsp_priv->pdev->dev;
u32 offset_con, id = bsp_priv->id;
- if (IS_ERR(bsp_priv->grf) || IS_ERR(bsp_priv->php_grf)) {
- dev_err(dev, "Missing rockchip,grf or rockchip,php_grf property\n");
- return;
- }
-
offset_con = bsp_priv->id == 1 ? RK3588_GRF_GMAC_CON9 :
RK3588_GRF_GMAC_CON8;
@@ -1336,13 +1120,6 @@ static void rk3588_set_to_rgmii(struct rk_priv_data *bsp_priv,
static void rk3588_set_to_rmii(struct rk_priv_data *bsp_priv)
{
- struct device *dev = &bsp_priv->pdev->dev;
-
- if (IS_ERR(bsp_priv->php_grf)) {
- dev_err(dev, "%s: Missing rockchip,php_grf property\n", __func__);
- return;
- }
-
regmap_write(bsp_priv->php_grf, RK3588_GRF_GMAC_CON0,
RK3588_GMAC_PHY_INTF_SEL_RMII(bsp_priv->id));
@@ -1426,13 +1203,6 @@ static const struct rk_gmac_ops rk3588_ops = {
static void rv1108_set_to_rmii(struct rk_priv_data *bsp_priv)
{
- struct device *dev = &bsp_priv->pdev->dev;
-
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "%s: Missing rockchip,grf property\n", __func__);
- return;
- }
-
regmap_write(bsp_priv->grf, RV1108_GRF_GMAC_CON0,
RV1108_GMAC_PHY_INTF_SEL_RMII);
}
@@ -1441,11 +1211,6 @@ static void rv1108_set_rmii_speed(struct rk_priv_data *bsp_priv, int speed)
{
struct device *dev = &bsp_priv->pdev->dev;
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "%s: Missing rockchip,grf property\n", __func__);
- return;
- }
-
if (speed == 10) {
regmap_write(bsp_priv->grf, RV1108_GRF_GMAC_CON0,
RV1108_GMAC_RMII_CLK_2_5M |
@@ -1494,13 +1259,6 @@ static const struct rk_gmac_ops rv1108_ops = {
static void rv1126_set_to_rgmii(struct rk_priv_data *bsp_priv,
int tx_delay, int rx_delay)
{
- struct device *dev = &bsp_priv->pdev->dev;
-
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "Missing rockchip,grf property\n");
- return;
- }
-
regmap_write(bsp_priv->grf, RV1126_GRF_GMAC_CON0,
RV1126_GMAC_PHY_INTF_SEL_RGMII |
RV1126_GMAC_M0_RXCLK_DLY_ENABLE |
@@ -1519,13 +1277,6 @@ static void rv1126_set_to_rgmii(struct rk_priv_data *bsp_priv,
static void rv1126_set_to_rmii(struct rk_priv_data *bsp_priv)
{
- struct device *dev = &bsp_priv->pdev->dev;
-
- if (IS_ERR(bsp_priv->grf)) {
- dev_err(dev, "%s: Missing rockchip,grf property\n", __func__);
- return;
- }
-
regmap_write(bsp_priv->grf, RV1126_GRF_GMAC_CON0,
RV1126_GMAC_PHY_INTF_SEL_RMII);
}