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path: root/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c
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Diffstat (limited to 'drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c')
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c43
1 files changed, 15 insertions, 28 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c
index 0e4da216f942..e30bdf72331a 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c
@@ -106,12 +106,11 @@ struct qcom_ethqos {
struct platform_device *pdev;
void __iomem *rgmii_base;
void __iomem *mac_base;
- int (*configure_func)(struct qcom_ethqos *ethqos);
+ int (*configure_func)(struct qcom_ethqos *ethqos, int speed);
unsigned int link_clk_rate;
struct clk *link_clk;
struct phy *serdes_phy;
- int speed;
int serdes_speed;
phy_interface_t phy_mode;
@@ -385,7 +384,7 @@ static int ethqos_dll_configure(struct qcom_ethqos *ethqos)
return 0;
}
-static int ethqos_rgmii_macro_init(struct qcom_ethqos *ethqos)
+static int ethqos_rgmii_macro_init(struct qcom_ethqos *ethqos, int speed)
{
struct device *dev = &ethqos->pdev->dev;
int phase_shift;
@@ -412,7 +411,7 @@ static int ethqos_rgmii_macro_init(struct qcom_ethqos *ethqos)
rgmii_updatel(ethqos, RGMII_CONFIG_INTF_SEL,
0, RGMII_IO_MACRO_CONFIG);
- switch (ethqos->speed) {
+ switch (speed) {
case SPEED_1000:
rgmii_updatel(ethqos, RGMII_CONFIG_DDR_MODE,
RGMII_CONFIG_DDR_MODE, RGMII_IO_MACRO_CONFIG);
@@ -532,14 +531,14 @@ static int ethqos_rgmii_macro_init(struct qcom_ethqos *ethqos)
loopback, RGMII_IO_MACRO_CONFIG);
break;
default:
- dev_err(dev, "Invalid speed %d\n", ethqos->speed);
+ dev_err(dev, "Invalid speed %d\n", speed);
return -EINVAL;
}
return 0;
}
-static int ethqos_configure_rgmii(struct qcom_ethqos *ethqos)
+static int ethqos_configure_rgmii(struct qcom_ethqos *ethqos, int speed)
{
struct device *dev = &ethqos->pdev->dev;
volatile unsigned int dll_lock;
@@ -562,7 +561,7 @@ static int ethqos_configure_rgmii(struct qcom_ethqos *ethqos)
SDCC_DLL_CONFIG_PDN, SDCC_HC_REG_DLL_CONFIG);
if (ethqos->has_emac_ge_3) {
- if (ethqos->speed == SPEED_1000) {
+ if (speed == SPEED_1000) {
rgmii_writel(ethqos, 0x1800000, SDCC_TEST_CTL);
rgmii_writel(ethqos, 0x2C010800, SDCC_USR_CTL);
rgmii_writel(ethqos, 0xA001, SDCC_HC_REG_DLL_CONFIG2);
@@ -580,7 +579,7 @@ static int ethqos_configure_rgmii(struct qcom_ethqos *ethqos)
rgmii_updatel(ethqos, SDCC_DLL_CONFIG_PDN, 0,
SDCC_HC_REG_DLL_CONFIG);
- if (ethqos->speed != SPEED_100 && ethqos->speed != SPEED_10) {
+ if (speed != SPEED_100 && speed != SPEED_10) {
/* Set DLL_EN */
rgmii_updatel(ethqos, SDCC_DLL_CONFIG_DLL_EN,
SDCC_DLL_CONFIG_DLL_EN, SDCC_HC_REG_DLL_CONFIG);
@@ -607,10 +606,10 @@ static int ethqos_configure_rgmii(struct qcom_ethqos *ethqos)
dev_err(dev, "Timeout while waiting for DLL lock\n");
}
- if (ethqos->speed == SPEED_1000)
+ if (speed == SPEED_1000)
ethqos_dll_configure(ethqos);
- ethqos_rgmii_macro_init(ethqos);
+ ethqos_rgmii_macro_init(ethqos, speed);
return 0;
}
@@ -626,7 +625,7 @@ static void ethqos_set_serdes_speed(struct qcom_ethqos *ethqos, int speed)
/* On interface toggle MAC registers gets reset.
* Configure MAC block for SGMII on ethernet phy link up
*/
-static int ethqos_configure_sgmii(struct qcom_ethqos *ethqos)
+static int ethqos_configure_sgmii(struct qcom_ethqos *ethqos, int speed)
{
struct net_device *dev = platform_get_drvdata(ethqos->pdev);
struct stmmac_priv *priv = netdev_priv(dev);
@@ -634,7 +633,7 @@ static int ethqos_configure_sgmii(struct qcom_ethqos *ethqos)
val = readl(ethqos->mac_base + MAC_CTRL_REG);
- switch (ethqos->speed) {
+ switch (speed) {
case SPEED_2500:
val &= ~ETHQOS_MAC_CTRL_PORT_SEL;
rgmii_updatel(ethqos, RGMII_CONFIG2_RGMII_CLK_SEL_CFG,
@@ -673,17 +672,9 @@ static int ethqos_configure_sgmii(struct qcom_ethqos *ethqos)
return val;
}
-static void qcom_ethqos_speed_mode_2500(struct net_device *ndev, void *data)
+static int ethqos_configure(struct qcom_ethqos *ethqos, int speed)
{
- struct stmmac_priv *priv = netdev_priv(ndev);
-
- priv->plat->max_speed = 2500;
- priv->plat->phy_interface = PHY_INTERFACE_MODE_2500BASEX;
-}
-
-static int ethqos_configure(struct qcom_ethqos *ethqos)
-{
- return ethqos->configure_func(ethqos);
+ return ethqos->configure_func(ethqos, speed);
}
static void ethqos_fix_mac_speed(void *priv, int speed, unsigned int mode)
@@ -691,9 +682,8 @@ static void ethqos_fix_mac_speed(void *priv, int speed, unsigned int mode)
struct qcom_ethqos *ethqos = priv;
qcom_ethqos_set_sgmii_loopback(ethqos, false);
- ethqos->speed = speed;
ethqos_update_link_clk(ethqos, speed);
- ethqos_configure(ethqos);
+ ethqos_configure(ethqos, speed);
}
static int qcom_ethqos_serdes_powerup(struct net_device *ndev, void *priv)
@@ -709,7 +699,7 @@ static int qcom_ethqos_serdes_powerup(struct net_device *ndev, void *priv)
if (ret)
return ret;
- return phy_set_speed(ethqos->serdes_phy, ethqos->speed);
+ return phy_set_speed(ethqos->serdes_phy, ethqos->serdes_speed);
}
static void qcom_ethqos_serdes_powerdown(struct net_device *ndev, void *priv)
@@ -803,8 +793,6 @@ static int qcom_ethqos_probe(struct platform_device *pdev)
ethqos->configure_func = ethqos_configure_rgmii;
break;
case PHY_INTERFACE_MODE_2500BASEX:
- plat_dat->speed_mode_2500 = qcom_ethqos_speed_mode_2500;
- fallthrough;
case PHY_INTERFACE_MODE_SGMII:
ethqos->configure_func = ethqos_configure_sgmii;
break;
@@ -847,7 +835,6 @@ static int qcom_ethqos_probe(struct platform_device *pdev)
return dev_err_probe(dev, PTR_ERR(ethqos->serdes_phy),
"Failed to get serdes phy\n");
- ethqos->speed = SPEED_1000;
ethqos->serdes_speed = SPEED_1000;
ethqos_update_link_clk(ethqos, SPEED_1000);
ethqos_set_func_clk_en(ethqos);