diff options
Diffstat (limited to 'drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c')
| -rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c | 27 |
1 files changed, 13 insertions, 14 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c index 093a223fe408..f1c39dd048e7 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c @@ -20,11 +20,11 @@ Maintainer: Giuseppe Cavallaro <peppe.cavallaro@st.com> *******************************************************************************/ +#include <linux/gpio/consumer.h> #include <linux/io.h> #include <linux/iopoll.h> #include <linux/mii.h> #include <linux/of.h> -#include <linux/of_gpio.h> #include <linux/of_mdio.h> #include <linux/phy.h> #include <linux/slab.h> @@ -251,37 +251,36 @@ int stmmac_mdio_reset(struct mii_bus *bus) #ifdef CONFIG_OF if (priv->device->of_node) { + struct gpio_desc *reset_gpio; + if (data->reset_gpio < 0) { struct device_node *np = priv->device->of_node; if (!np) return 0; - data->reset_gpio = of_get_named_gpio(np, - "snps,reset-gpio", 0); - if (data->reset_gpio < 0) - return 0; + reset_gpio = devm_gpiod_get_optional(priv->device, + "snps,reset", + GPIOD_OUT_LOW); + if (IS_ERR(reset_gpio)) + return PTR_ERR(reset_gpio); - data->active_low = of_property_read_bool(np, - "snps,reset-active-low"); of_property_read_u32_array(np, "snps,reset-delays-us", data->delays, 3); + } else { + reset_gpio = gpio_to_desc(data->reset_gpio); - if (devm_gpio_request(priv->device, data->reset_gpio, - "mdio-reset")) - return 0; + gpiod_direction_output(reset_gpio, 0); } - gpio_direction_output(data->reset_gpio, - data->active_low ? 1 : 0); if (data->delays[0]) msleep(DIV_ROUND_UP(data->delays[0], 1000)); - gpio_set_value(data->reset_gpio, data->active_low ? 0 : 1); + gpiod_set_value_cansleep(reset_gpio, 1); if (data->delays[1]) msleep(DIV_ROUND_UP(data->delays[1], 1000)); - gpio_set_value(data->reset_gpio, data->active_low ? 1 : 0); + gpiod_set_value_cansleep(reset_gpio, 0); if (data->delays[2]) msleep(DIV_ROUND_UP(data->delays[2], 1000)); } |