diff options
Diffstat (limited to 'target/linux/generic/patches-4.4/734-net-phy-at803x-allow-to-configure-via-pdata.patch')
| -rw-r--r-- | target/linux/generic/patches-4.4/734-net-phy-at803x-allow-to-configure-via-pdata.patch | 180 |
1 files changed, 0 insertions, 180 deletions
diff --git a/target/linux/generic/patches-4.4/734-net-phy-at803x-allow-to-configure-via-pdata.patch b/target/linux/generic/patches-4.4/734-net-phy-at803x-allow-to-configure-via-pdata.patch deleted file mode 100644 index 53abcc33ed..0000000000 --- a/target/linux/generic/patches-4.4/734-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 */ |