On 4/28/24 16:24, Heesub Shin wrote:
This commit adds support for a property 'phy-reset-gpios' to reset PHY chipset.
Signed-off-by: Heesub Shin heesub@gmail.com
drivers/net/dwc_eth_qos_stm32.c | 23 ++++++++++++++++++++++- 1 file changed, 22 insertions(+), 1 deletion(-)
diff --git a/drivers/net/dwc_eth_qos_stm32.c b/drivers/net/dwc_eth_qos_stm32.c index fbc08bba1d..cffaa10b70 100644 --- a/drivers/net/dwc_eth_qos_stm32.c +++ b/drivers/net/dwc_eth_qos_stm32.c @@ -266,6 +266,12 @@ static int eqos_probe_resources_stm32(struct udevice *dev) if (ret) dev_warn(dev, "No phy clock provided %d\n", ret);
/* Get reset gpio pin (optional) */
ret = gpio_request_by_name(dev, "phy-reset-gpios", 0,
&eqos->phy_reset_gpio, GPIOD_IS_OUT);if (ret)
pr_warn("No phy reset gpio provided: %d\n", ret);dev_dbg(dev, "%s: OK\n", __func__);
return 0;
@@ -277,6 +283,21 @@ err_probe: return ret; }
+static int eqos_start_resets_stm32(struct udevice *dev) +{
- struct eqos_priv *eqos = dev_get_priv(dev);
- debug("%s(dev=%p):\n", __func__, dev);
- if (dm_gpio_is_valid(&eqos->phy_reset_gpio)) {
dm_gpio_set_value(&eqos->phy_reset_gpio, 1);udelay(2);dm_gpio_set_value(&eqos->phy_reset_gpio, 0);- }
- return 0;
+}
static int eqos_remove_resources_stm32(struct udevice *dev) { dev_dbg(dev, "%s:\n", __func__); @@ -292,7 +313,7 @@ static struct eqos_ops eqos_stm32_ops = { .eqos_probe_resources = eqos_probe_resources_stm32, .eqos_remove_resources = eqos_remove_resources_stm32, .eqos_stop_resets = eqos_null_ops,
- .eqos_start_resets = eqos_null_ops,
- .eqos_start_resets = eqos_start_resets_stm32, .eqos_stop_clks = eqos_stop_clks_stm32, .eqos_start_clks = eqos_start_clks_stm32, .eqos_calibrate_pads = eqos_null_ops,
Reviewed-by: Patrice Chotard patrice.chotard@foss.st.com
Thanks Patrice