Commit 0fb26c30 authored by Mugunthan V N's avatar Mugunthan V N Committed by David S. Miller

drivers: net: cpsw-phy-sel: add support to configure rgmii internal delay

Add support to enable CPSW RGMII internal delay (id mode) bits
when rgmii internal delay is configured in phy.
Signed-off-by: default avatarMugunthan V N <mugunthanvnm@ti.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 451e856e
...@@ -30,6 +30,8 @@ ...@@ -30,6 +30,8 @@
#define AM33XX_GMII_SEL_RMII2_IO_CLK_EN BIT(7) #define AM33XX_GMII_SEL_RMII2_IO_CLK_EN BIT(7)
#define AM33XX_GMII_SEL_RMII1_IO_CLK_EN BIT(6) #define AM33XX_GMII_SEL_RMII1_IO_CLK_EN BIT(6)
#define AM33XX_GMII_SEL_RGMII2_IDMODE BIT(5)
#define AM33XX_GMII_SEL_RGMII1_IDMODE BIT(4)
#define GMII_SEL_MODE_MASK 0x3 #define GMII_SEL_MODE_MASK 0x3
...@@ -48,6 +50,7 @@ static void cpsw_gmii_sel_am3352(struct cpsw_phy_sel_priv *priv, ...@@ -48,6 +50,7 @@ static void cpsw_gmii_sel_am3352(struct cpsw_phy_sel_priv *priv,
u32 reg; u32 reg;
u32 mask; u32 mask;
u32 mode = 0; u32 mode = 0;
bool rgmii_id = false;
reg = readl(priv->gmii_sel); reg = readl(priv->gmii_sel);
...@@ -57,10 +60,14 @@ static void cpsw_gmii_sel_am3352(struct cpsw_phy_sel_priv *priv, ...@@ -57,10 +60,14 @@ static void cpsw_gmii_sel_am3352(struct cpsw_phy_sel_priv *priv,
break; break;
case PHY_INTERFACE_MODE_RGMII: case PHY_INTERFACE_MODE_RGMII:
mode = AM33XX_GMII_SEL_MODE_RGMII;
break;
case PHY_INTERFACE_MODE_RGMII_ID: case PHY_INTERFACE_MODE_RGMII_ID:
case PHY_INTERFACE_MODE_RGMII_RXID: case PHY_INTERFACE_MODE_RGMII_RXID:
case PHY_INTERFACE_MODE_RGMII_TXID: case PHY_INTERFACE_MODE_RGMII_TXID:
mode = AM33XX_GMII_SEL_MODE_RGMII; mode = AM33XX_GMII_SEL_MODE_RGMII;
rgmii_id = true;
break; break;
default: default:
...@@ -83,6 +90,13 @@ static void cpsw_gmii_sel_am3352(struct cpsw_phy_sel_priv *priv, ...@@ -83,6 +90,13 @@ static void cpsw_gmii_sel_am3352(struct cpsw_phy_sel_priv *priv,
mode |= AM33XX_GMII_SEL_RMII2_IO_CLK_EN; mode |= AM33XX_GMII_SEL_RMII2_IO_CLK_EN;
} }
if (rgmii_id) {
if (slave == 0)
mode |= AM33XX_GMII_SEL_RGMII1_IDMODE;
else
mode |= AM33XX_GMII_SEL_RGMII2_IDMODE;
}
reg &= ~mask; reg &= ~mask;
reg |= mode; reg |= mode;
......
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