diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2023-01-26 22:05:59 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2023-01-30 07:20:10 +0000 |
| commit | 468ba54bd616db995514f9671ac116eb4b62e0ea (patch) | |
| tree | 1bcdc147eaf868f426e8e0b89580fa598e5823f7 /drivers | |
| parent | 453d9fdc364b87601df168c962e93407fbe5e91a (diff) | |
fec: convert to gpio descriptor
The driver can be trivially converted, as it only triggers the gpio
pin briefly to do a reset, and it already only supports DT.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/freescale/fec_main.c | 25 |
1 files changed, 9 insertions, 16 deletions
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 5ff45b1a74a5..2716898e0b9b 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -56,12 +56,12 @@ #include <linux/fec.h> #include <linux/of.h> #include <linux/of_device.h> -#include <linux/of_gpio.h> #include <linux/of_mdio.h> #include <linux/of_net.h> #include <linux/regulator/consumer.h> #include <linux/if_vlan.h> #include <linux/pinctrl/consumer.h> +#include <linux/gpio/consumer.h> #include <linux/prefetch.h> #include <linux/mfd/syscon.h> #include <linux/regmap.h> @@ -4035,10 +4035,11 @@ free_queue_mem: #ifdef CONFIG_OF static int fec_reset_phy(struct platform_device *pdev) { - int err, phy_reset; + struct gpio_desc *phy_reset; bool active_high = false; int msec = 1, phy_post_delay = 0; struct device_node *np = pdev->dev.of_node; + int err; if (!np) return 0; @@ -4048,12 +4049,6 @@ static int fec_reset_phy(struct platform_device *pdev) if (!err && msec > 1000) msec = 1; - phy_reset = of_get_named_gpio(np, "phy-reset-gpios", 0); - if (phy_reset == -EPROBE_DEFER) - return phy_reset; - else if (!gpio_is_valid(phy_reset)) - return 0; - err = of_property_read_u32(np, "phy-reset-post-delay", &phy_post_delay); /* valid reset duration should be less than 1s */ if (!err && phy_post_delay > 1000) @@ -4061,20 +4056,18 @@ static int fec_reset_phy(struct platform_device *pdev) active_high = of_property_read_bool(np, "phy-reset-active-high"); - err = devm_gpio_request_one(&pdev->dev, phy_reset, - active_high ? GPIOF_OUT_INIT_HIGH : GPIOF_OUT_INIT_LOW, - "phy-reset"); - if (err) { - dev_err(&pdev->dev, "failed to get phy-reset-gpios: %d\n", err); - return err; - } + phy_reset = devm_gpiod_get(&pdev->dev, "phy-reset", + active_high ? GPIOD_OUT_HIGH : GPIOD_OUT_LOW); + if (IS_ERR(phy_reset)) + return dev_err_probe(&pdev->dev, PTR_ERR(phy_reset), + "failed to get phy-reset-gpios\n"); if (msec > 20) msleep(msec); else usleep_range(msec * 1000, msec * 1000 + 1000); - gpio_set_value_cansleep(phy_reset, !active_high); + gpiod_set_value_cansleep(phy_reset, !active_high); if (!phy_post_delay) return 0; |