Hi
On 3/18/20 10:50 AM, Patrick Delaunay wrote:
From: Christophe Roullier christophe.roullier@st.com
Add management of property "reset-gpios" in the node identified by "phy-handle" to configure any GPIO used to reset the PHY.
Signed-off-by: Christophe Roullier christophe.roullier@st.com Reviewed-by: Patrice CHOTARD patrice.chotard@st.com Reviewed-by: Patrick DELAUNAY patrick.delaunay@st.com Signed-off-by: Patrick Delaunay patrick.delaunay@st.com
drivers/net/dwc_eth_qos.c | 53 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 53 insertions(+)
Applied to u-boot-stm/next
Thanks
Patrice
diff --git a/drivers/net/dwc_eth_qos.c b/drivers/net/dwc_eth_qos.c index 0564bebf76..4796659216 100644 --- a/drivers/net/dwc_eth_qos.c +++ b/drivers/net/dwc_eth_qos.c @@ -694,6 +694,29 @@ static int eqos_start_resets_tegra186(struct udevice *dev)
static int eqos_start_resets_stm32(struct udevice *dev) {
- struct eqos_priv *eqos = dev_get_priv(dev);
- int ret;
- debug("%s(dev=%p):\n", __func__, dev);
- if (dm_gpio_is_valid(&eqos->phy_reset_gpio)) {
ret = dm_gpio_set_value(&eqos->phy_reset_gpio, 1);if (ret < 0) {pr_err("dm_gpio_set_value(phy_reset, assert) failed: %d",ret);return ret;}udelay(2);ret = dm_gpio_set_value(&eqos->phy_reset_gpio, 0);if (ret < 0) {pr_err("dm_gpio_set_value(phy_reset, deassert) failed: %d",ret);return ret;}- }
- debug("%s: OK\n", __func__);
- return 0;
}
@@ -709,6 +732,18 @@ static int eqos_stop_resets_tegra186(struct udevice *dev)
static int eqos_stop_resets_stm32(struct udevice *dev) {
- struct eqos_priv *eqos = dev_get_priv(dev);
- int ret;
- if (dm_gpio_is_valid(&eqos->phy_reset_gpio)) {
ret = dm_gpio_set_value(&eqos->phy_reset_gpio, 1);if (ret < 0) {pr_err("dm_gpio_set_value(phy_reset, assert) failed: %d",ret);return ret;}- }
- return 0;
}
@@ -1604,6 +1639,7 @@ static int eqos_probe_resources_stm32(struct udevice *dev) struct eqos_priv *eqos = dev_get_priv(dev); int ret; phy_interface_t interface;
struct ofnode_phandle_args phandle_args;
debug("%s(dev=%p):\n", __func__, dev);
@@ -1641,6 +1677,20 @@ static int eqos_probe_resources_stm32(struct udevice *dev) if (ret) pr_warn("No phy clock provided %d", ret);
- ret = dev_read_phandle_with_args(dev, "phy-handle", NULL, 0, 0,
&phandle_args);- if (!ret) {
/* search "reset-gpios" in phy node */ret = gpio_request_by_name_nodev(phandle_args.node,"reset-gpios", 0,&eqos->phy_reset_gpio,GPIOD_IS_OUT |GPIOD_IS_OUT_ACTIVE);if (ret)pr_warn("gpio_request_by_name(phy reset) not provided %d",ret);- }
- debug("%s: OK\n", __func__); return 0;
@@ -1704,6 +1754,9 @@ static int eqos_remove_resources_stm32(struct udevice *dev) if (clk_valid(&eqos->clk_ck)) clk_free(&eqos->clk_ck);
- if (dm_gpio_is_valid(&eqos->phy_reset_gpio))
dm_gpio_free(dev, &eqos->phy_reset_gpio);- debug("%s: OK\n", __func__); return 0;
}