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-rw-r--r--drivers/net/mvpp2.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/drivers/net/mvpp2.c b/drivers/net/mvpp2.c
index 1b46218..2198b73 100644
--- a/drivers/net/mvpp2.c
+++ b/drivers/net/mvpp2.c
@@ -30,6 +30,7 @@
#include <asm/arch/soc.h>
#include <linux/compat.h>
#include <linux/mbus.h>
+#include <asm-generic/gpio.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -985,6 +986,10 @@ struct mvpp2_port {
phy_interface_t phy_interface;
int phy_node;
int phyaddr;
+#ifdef CONFIG_DM_GPIO
+ struct gpio_desc phy_reset_gpio;
+ struct gpio_desc phy_tx_disable_gpio;
+#endif
int init;
unsigned int link;
unsigned int duplex;
@@ -4765,6 +4770,13 @@ static int phy_info_parse(struct udevice *dev, struct mvpp2_port *port)
return -EINVAL;
}
+#ifdef CONFIG_DM_GPIO
+ gpio_request_by_name(dev, "phy-reset-gpios", 0,
+ &port->phy_reset_gpio, GPIOD_IS_OUT);
+ gpio_request_by_name(dev, "marvell,sfp-tx-disable-gpio", 0,
+ &port->phy_tx_disable_gpio, GPIOD_IS_OUT);
+#endif
+
/*
* ToDo:
* Not sure if this DT property "phy-speed" will get accepted, so
@@ -4786,6 +4798,21 @@ static int phy_info_parse(struct udevice *dev, struct mvpp2_port *port)
return 0;
}
+#ifdef CONFIG_DM_GPIO
+/* Port GPIO initialization */
+static void mvpp2_gpio_init(struct mvpp2_port *port)
+{
+ if (dm_gpio_is_valid(&port->phy_reset_gpio)) {
+ dm_gpio_set_value(&port->phy_reset_gpio, 0);
+ udelay(1000);
+ dm_gpio_set_value(&port->phy_reset_gpio, 1);
+ }
+
+ if (dm_gpio_is_valid(&port->phy_tx_disable_gpio))
+ dm_gpio_set_value(&port->phy_tx_disable_gpio, 0);
+}
+#endif
+
/* Ports initialization */
static int mvpp2_port_probe(struct udevice *dev,
struct mvpp2_port *port,
@@ -4804,6 +4831,10 @@ static int mvpp2_port_probe(struct udevice *dev,
}
mvpp2_port_power_up(port);
+#ifdef CONFIG_DM_GPIO
+ mvpp2_gpio_init(port);
+#endif
+
priv->port_list[port->id] = port;
return 0;
}