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| author | Robert Marko <robert.marko@sartura.hr> | 2022-03-24 10:57:37 +0100 |
|---|---|---|
| committer | Stefan Roese <sr@denx.de> | 2022-04-21 12:31:36 +0200 |
| commit | 2b7beb9c0950ff032ab504a3adcabddae7bb9a01 (patch) | |
| tree | a0c1dce559c7d950881a10b211fd31a7571cc9ac | |
| parent | 9b02de852578ffdfb363c657da08ba26e96582ac (diff) | |
| download | u-boot-2b7beb9c0950ff032ab504a3adcabddae7bb9a01.zip u-boot-2b7beb9c0950ff032ab504a3adcabddae7bb9a01.tar.gz u-boot-2b7beb9c0950ff032ab504a3adcabddae7bb9a01.tar.bz2 | |
net: mvneta: add SFP TX disable handling
Add support for handling SFP TX disable for MVNETA in the same fashion as
to what MVPP2 is doing in order to enable using SFP-s.
This allows using ethernet on SFP only boards.
Signed-off-by: Robert Marko <robert.marko@sartura.hr>
Reviewed-by: Marek Behún <marek.behun@nic.cz>
Reviewed-by: Ramon Fried <rfried.dev@gmail.com>
Reviewed-by: Stefan Roese <sr@denx.de>
| -rw-r--r-- | drivers/net/mvneta.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/net/mvneta.c b/drivers/net/mvneta.c index e2ac4d8..15dc714 100644 --- a/drivers/net/mvneta.c +++ b/drivers/net/mvneta.c @@ -286,6 +286,7 @@ struct mvneta_port { struct phy_device *phydev; #if CONFIG_IS_ENABLED(DM_GPIO) struct gpio_desc phy_reset_gpio; + struct gpio_desc sfp_tx_disable_gpio; #endif struct mii_dev *bus; }; @@ -1693,6 +1694,9 @@ static int mvneta_probe(struct udevice *dev) { struct eth_pdata *pdata = dev_get_plat(dev); struct mvneta_port *pp = dev_get_priv(dev); +#if CONFIG_IS_ENABLED(DM_GPIO) + struct ofnode_phandle_args sfp_args; +#endif void *blob = (void *)gd->fdt_blob; int node = dev_of_offset(dev); struct mii_dev *bus; @@ -1767,6 +1771,11 @@ static int mvneta_probe(struct udevice *dev) return ret; #if CONFIG_IS_ENABLED(DM_GPIO) + ret = dev_read_phandle_with_args(dev, "sfp", NULL, 0, 0, &sfp_args); + if (!ret && ofnode_is_enabled(sfp_args.node)) + gpio_request_by_name_nodev(sfp_args.node, "tx-disable-gpio", 0, + &pp->sfp_tx_disable_gpio, GPIOD_IS_OUT); + gpio_request_by_name(dev, "phy-reset-gpios", 0, &pp->phy_reset_gpio, GPIOD_IS_OUT); @@ -1775,6 +1784,9 @@ static int mvneta_probe(struct udevice *dev) mdelay(10); dm_gpio_set_value(&pp->phy_reset_gpio, 0); } + + if (dm_gpio_is_valid(&pp->sfp_tx_disable_gpio)) + dm_gpio_set_value(&pp->sfp_tx_disable_gpio, 0); #endif return board_network_enable(bus); |