diff options
| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2022-09-06 23:49:20 +0300 |
|---|---|---|
| committer | Paolo Abeni <pabeni@redhat.com> | 2022-09-15 12:43:51 +0300 |
| commit | db49ca38579d44db7c246c5b74824b6406319b40 (patch) | |
| tree | d896d87339221a94925369e31dcad2e0bf86b46d /drivers/net/ethernet/davicom/dm9000.c | |
| parent | c9ae520ac3faf2f272b5705b085b3778c7997ec8 (diff) | |
| download | linux-db49ca38579d44db7c246c5b74824b6406319b40.tar.xz | |
net: davicom: dm9000: switch to using gpiod API
This patch switches the driver away from legacy gpio/of_gpio API to
gpiod API, and removes use of of_get_named_gpio_flags() which I want to
make private to gpiolib.
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20220906204922.3789922-1-dmitry.torokhov@gmail.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Diffstat (limited to 'drivers/net/ethernet/davicom/dm9000.c')
| -rw-r--r-- | drivers/net/ethernet/davicom/dm9000.c | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/drivers/net/ethernet/davicom/dm9000.c b/drivers/net/ethernet/davicom/dm9000.c index 77229e53b04e..c85a6ebd79fc 100644 --- a/drivers/net/ethernet/davicom/dm9000.c +++ b/drivers/net/ethernet/davicom/dm9000.c @@ -28,8 +28,7 @@ #include <linux/irq.h> #include <linux/slab.h> #include <linux/regulator/consumer.h> -#include <linux/gpio.h> -#include <linux/of_gpio.h> +#include <linux/gpio/consumer.h> #include <asm/delay.h> #include <asm/irq.h> @@ -1421,8 +1420,7 @@ dm9000_probe(struct platform_device *pdev) int iosize; int i; u32 id_val; - int reset_gpios; - enum of_gpio_flags flags; + struct gpio_desc *reset_gpio; struct regulator *power; bool inv_mac_addr = false; u8 addr[ETH_ALEN]; @@ -1442,20 +1440,24 @@ dm9000_probe(struct platform_device *pdev) dev_dbg(dev, "regulator enabled\n"); } - reset_gpios = of_get_named_gpio_flags(dev->of_node, "reset-gpios", 0, - &flags); - if (gpio_is_valid(reset_gpios)) { - ret = devm_gpio_request_one(dev, reset_gpios, flags, - "dm9000_reset"); + reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_HIGH); + ret = PTR_ERR_OR_ZERO(reset_gpio); + if (ret) { + dev_err(dev, "failed to request reset gpio: %d\n", ret); + goto out_regulator_disable; + } + + if (reset_gpio) { + ret = gpiod_set_consumer_name(reset_gpio, "dm9000_reset"); if (ret) { - dev_err(dev, "failed to request reset gpio %d: %d\n", - reset_gpios, ret); + dev_err(dev, "failed to set reset gpio name: %d\n", + ret); goto out_regulator_disable; } /* According to manual PWRST# Low Period Min 1ms */ msleep(2); - gpio_set_value(reset_gpios, 1); + gpiod_set_value_cansleep(reset_gpio, 0); /* Needs 3ms to read eeprom when PWRST is deasserted */ msleep(4); } |