kernel: move at803x phy patch to generic

Signed-off-by: Roman Yeryomin <roman@advem.lv>

SVN-Revision: 48108

1 files changed, 0 insertions, 180 deletions

diff --git a/target/linux/ar71xx/patches-4.1/425-net-phy-at803x-allow-to-configure-via-pdata.patch b/target/linux/ar71xx/patches-4.1/425-net-phy-at803x-allow-to-configure-via-pdata.patch
deleted file mode 100644
index 53abcc33ed..0000000000
--- a/target/linux/ar71xx/patches-4.1/425-net-phy-at803x-allow-to-configure-via-pdata.patch
+++ /dev/null
@@ -1,180 +0,0 @@
---- a/drivers/net/phy/at803x.c
-+++ b/drivers/net/phy/at803x.c
-@@ -12,12 +12,14 @@
-  */
- 
- #include <linux/phy.h>
-+#include <linux/mdio.h>
- #include <linux/module.h>
- #include <linux/string.h>
- #include <linux/netdevice.h>
- #include <linux/etherdevice.h>
- #include <linux/of_gpio.h>
- #include <linux/gpio/consumer.h>
-+#include <linux/platform_data/phy-at803x.h>
- 
- #define AT803X_INTR_ENABLE			0x12
- #define AT803X_INTR_STATUS			0x13
-@@ -34,8 +36,16 @@
- #define AT803X_INER				0x0012
- #define AT803X_INER_INIT			0xec00
- #define AT803X_INSR				0x0013
-+
-+#define AT803X_PCS_SMART_EEE_CTRL3			0x805D
-+#define AT803X_SMART_EEE_CTRL3_LPI_TX_DELAY_SEL_MASK	0x3
-+#define AT803X_SMART_EEE_CTRL3_LPI_TX_DELAY_SEL_SHIFT	12
-+#define AT803X_SMART_EEE_CTRL3_LPI_EN			BIT(8)
-+
- #define AT803X_DEBUG_ADDR			0x1D
- #define AT803X_DEBUG_DATA			0x1E
-+#define AT803X_DBG0_REG				0x00
-+#define AT803X_DEBUG_RGMII_RX_CLK_DLY		BIT(8)
- #define AT803X_DEBUG_SYSTEM_MODE_CTRL		0x05
- #define AT803X_DEBUG_RGMII_TX_CLK_DLY		BIT(8)
- 
-@@ -50,6 +60,7 @@ MODULE_LICENSE("GPL");
- struct at803x_priv {
- 	bool phy_reset:1;
- 	struct gpio_desc *gpiod_reset;
-+	int prev_speed;
- };
- 
- struct at803x_context {
-@@ -61,6 +72,43 @@ struct at803x_context {
- 	u16 led_control;
- };
- 
-+static u16
-+at803x_dbg_reg_rmw(struct phy_device *phydev, u16 reg, u16 clear, u16 set)
-+{
-+	struct mii_bus *bus = phydev->bus;
-+	int val;
-+
-+	mutex_lock(&bus->mdio_lock);
-+
-+	bus->write(bus, phydev->addr, AT803X_DEBUG_ADDR, reg);
-+	val = bus->read(bus, phydev->addr, AT803X_DEBUG_DATA);
-+	if (val < 0) {
-+		val = 0xffff;
-+		goto out;
-+	}
-+
-+	val &= ~clear;
-+	val |= set;
-+	bus->write(bus, phydev->addr, AT803X_DEBUG_DATA, val);
-+
-+out:
-+	mutex_unlock(&bus->mdio_lock);
-+	return val;
-+}
-+
-+static inline void
-+at803x_dbg_reg_set(struct phy_device *phydev, u16 reg, u16 set)
-+{
-+	at803x_dbg_reg_rmw(phydev, reg, 0, set);
-+}
-+
-+static inline void
-+at803x_dbg_reg_clr(struct phy_device *phydev, u16 reg, u16 clear)
-+{
-+	at803x_dbg_reg_rmw(phydev, reg, clear, 0);
-+}
-+
-+
- /* save relevant PHY registers to private copy */
- static void at803x_context_save(struct phy_device *phydev,
- 				struct at803x_context *context)
-@@ -209,8 +257,16 @@ static int at803x_probe(struct phy_devic
- 	return 0;
- }
- 
-+static void at803x_disable_smarteee(struct phy_device *phydev)
-+{
-+	phy_write_mmd(phydev, MDIO_MMD_PCS, AT803X_PCS_SMART_EEE_CTRL3,
-+		1 << AT803X_SMART_EEE_CTRL3_LPI_TX_DELAY_SEL_SHIFT);
-+	phy_write_mmd(phydev, MDIO_MMD_AN, MDIO_AN_EEE_ADV, 0);
-+}
-+
- static int at803x_config_init(struct phy_device *phydev)
- {
-+	struct at803x_platform_data *pdata;
- 	int ret;
- 
- 	ret = genphy_config_init(phydev);
-@@ -228,6 +284,26 @@ static int at803x_config_init(struct phy
- 			return ret;
- 	}
- 
-+	pdata = dev_get_platdata(&phydev->dev);
-+	if (pdata) {
-+		if (pdata->disable_smarteee)
-+			at803x_disable_smarteee(phydev);
-+
-+		if (pdata->enable_rgmii_rx_delay)
-+			at803x_dbg_reg_set(phydev, AT803X_DBG0_REG,
-+				AT803X_DEBUG_RGMII_RX_CLK_DLY);
-+		else
-+			at803x_dbg_reg_clr(phydev, AT803X_DBG0_REG,
-+				AT803X_DEBUG_RGMII_RX_CLK_DLY);
-+
-+		if (pdata->enable_rgmii_tx_delay)
-+			at803x_dbg_reg_set(phydev, AT803X_DEBUG_SYSTEM_MODE_CTRL,
-+				AT803X_DEBUG_RGMII_TX_CLK_DLY);
-+		else
-+			at803x_dbg_reg_clr(phydev, AT803X_DEBUG_SYSTEM_MODE_CTRL,
-+				AT803X_DEBUG_RGMII_TX_CLK_DLY);
-+	}
-+
- 	return 0;
- }
- 
-@@ -259,6 +335,8 @@ static int at803x_config_intr(struct phy
- static void at803x_link_change_notify(struct phy_device *phydev)
- {
- 	struct at803x_priv *priv = phydev->priv;
-+	struct at803x_platform_data *pdata;
-+	pdata = dev_get_platdata(&phydev->dev);
- 
- 	/*
- 	 * Conduct a hardware reset for AT8030 every time a link loss is
-@@ -289,6 +367,26 @@ static void at803x_link_change_notify(st
- 			priv->phy_reset = false;
- 		}
- 	}
-+	if (pdata && pdata->fixup_rgmii_tx_delay &&
-+	    phydev->speed != priv->prev_speed) {
-+		switch (phydev->speed) {
-+		case SPEED_10:
-+		case SPEED_100:
-+			at803x_dbg_reg_set(phydev,
-+				AT803X_DEBUG_SYSTEM_MODE_CTRL,
-+				AT803X_DEBUG_RGMII_TX_CLK_DLY);
-+			break;
-+		case SPEED_1000:
-+			at803x_dbg_reg_clr(phydev,
-+				AT803X_DEBUG_SYSTEM_MODE_CTRL,
-+				AT803X_DEBUG_RGMII_TX_CLK_DLY);
-+			break;
-+		default:
-+			break;
-+		}
-+
-+		priv->prev_speed = phydev->speed;
-+	}
- }
- 
- static struct phy_driver at803x_driver[] = {
---- /dev/null
-+++ b/include/linux/platform_data/phy-at803x.h
-@@ -0,0 +1,11 @@
-+#ifndef _PHY_AT803X_PDATA_H
-+#define _PHY_AT803X_PDATA_H
-+
-+struct at803x_platform_data {
-+	int disable_smarteee:1;
-+	int enable_rgmii_tx_delay:1;
-+	int enable_rgmii_rx_delay:1;
-+	int fixup_rgmii_tx_delay:1;
-+};
-+
-+#endif /* _PHY_AT803X_PDATA_H */