diff options
Diffstat (limited to 'target/linux/ath79/patches-4.14')
| -rw-r--r-- | target/linux/ath79/patches-4.14/902-at803x-add-reset-gpio-pdata.patch | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/target/linux/ath79/patches-4.14/902-at803x-add-reset-gpio-pdata.patch b/target/linux/ath79/patches-4.14/902-at803x-add-reset-gpio-pdata.patch deleted file mode 100644 index cb3ed89e98..0000000000 --- a/target/linux/ath79/patches-4.14/902-at803x-add-reset-gpio-pdata.patch +++ /dev/null @@ -1,68 +0,0 @@ -Add support for configuring AT803x GPIO reset via platform data. -This is necessary, because ath79 is not converted to device tree yet. - -Signed-off-by: Felix Fietkau <nbd@nbd.name> - ---- a/include/linux/platform_data/phy-at803x.h -+++ b/include/linux/platform_data/phy-at803x.h -@@ -6,6 +6,8 @@ struct at803x_platform_data { - int enable_rgmii_tx_delay:1; - int enable_rgmii_rx_delay:1; - int fixup_rgmii_tx_delay:1; -+ int has_reset_gpio:1; -+ int reset_gpio; - }; - - #endif /* _PHY_AT803X_PDATA_H */ ---- a/drivers/net/phy/at803x.c -+++ b/drivers/net/phy/at803x.c -@@ -264,6 +264,7 @@ static int at803x_resume(struct phy_devi - - static int at803x_probe(struct phy_device *phydev) - { -+ struct at803x_platform_data *pdata; - struct device *dev = &phydev->mdio.dev; - struct at803x_priv *priv; - struct gpio_desc *gpiod_reset; -@@ -276,6 +277,12 @@ static int at803x_probe(struct phy_devic - phydev->drv->phy_id != ATH8032_PHY_ID) - goto does_not_require_reset_workaround; - -+ pdata = dev_get_platdata(dev); -+ if (pdata && pdata->has_reset_gpio) { -+ devm_gpio_request(dev, pdata->reset_gpio, "reset"); -+ gpio_direction_output(pdata->reset_gpio, 1); -+ } -+ - gpiod_reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW); - if (IS_ERR(gpiod_reset)) - return PTR_ERR(gpiod_reset); -@@ -407,15 +414,23 @@ static void at803x_link_change_notify(st - * cannot recover from by software. - */ - if (phydev->state == PHY_NOLINK) { -- if (priv->gpiod_reset && !priv->phy_reset) { -+ if ((priv->gpiod_reset || (pdata && pdata->has_reset_gpio)) && -+ !priv->phy_reset) { - struct at803x_context context; - - at803x_context_save(phydev, &context); - -- gpiod_set_value(priv->gpiod_reset, 1); -- msleep(1); -- gpiod_set_value(priv->gpiod_reset, 0); -- msleep(1); -+ if (pdata && pdata->has_reset_gpio) { -+ gpio_set_value_cansleep(pdata->reset_gpio, 0); -+ msleep(1); -+ gpio_set_value_cansleep(pdata->reset_gpio, 1); -+ msleep(1); -+ } else { -+ gpiod_set_value(priv->gpiod_reset, 1); -+ msleep(1); -+ gpiod_set_value(priv->gpiod_reset, 0); -+ msleep(1); -+ } - - at803x_context_restore(phydev, &context); - |