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authorAndrew Lunn <andrew@lunn.ch>2018-05-19 22:31:35 +0200
committerDavid S. Miller <davem@davemloft.net>2018-05-20 18:58:27 -0400
commit00baabe5286c41d21ed4a78f479b021eba1f0d51 (patch)
tree4d8fee548a2e1e414b8bd9bb59725294e2be170d /drivers
parent877b7cb0b6f283593a663134ee52703f12c895cc (diff)
downloadlinux-00baabe5286c41d21ed4a78f479b021eba1f0d51.tar.bz2
net: dsa: mv88e6xxx: Add support for EEPROM via platform data
Add the size of the EEPROM to the platform data, so it can also be instantiated by a platform device. Signed-off-by: Andrew Lunn <andrew@lunn.ch> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/dsa/mv88e6xxx/chip.c11
-rw-r--r--drivers/net/dsa/mv88e6xxx/chip.h2
2 files changed, 8 insertions, 5 deletions
diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
index 5b40382036ea..1fa1f820a437 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.c
+++ b/drivers/net/dsa/mv88e6xxx/chip.c
@@ -4386,7 +4386,6 @@ static int mv88e6xxx_probe(struct mdio_device *mdiodev)
struct device_node *np = dev->of_node;
const struct mv88e6xxx_info *compat_info;
struct mv88e6xxx_chip *chip;
- u32 eeprom_len;
int port;
int err;
@@ -4436,9 +4435,13 @@ static int mv88e6xxx_probe(struct mdio_device *mdiodev)
mv88e6xxx_phy_init(chip);
- if (chip->info->ops->get_eeprom &&
- !of_property_read_u32(np, "eeprom-length", &eeprom_len))
- chip->eeprom_len = eeprom_len;
+ if (chip->info->ops->get_eeprom) {
+ if (np)
+ of_property_read_u32(np, "eeprom-length",
+ &chip->eeprom_len);
+ else
+ chip->eeprom_len = pdata->eeprom_len;
+ }
mutex_lock(&chip->reg_lock);
err = mv88e6xxx_switch_reset(chip);
diff --git a/drivers/net/dsa/mv88e6xxx/chip.h b/drivers/net/dsa/mv88e6xxx/chip.h
index 012268046442..8ac3fbb15352 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.h
+++ b/drivers/net/dsa/mv88e6xxx/chip.h
@@ -238,7 +238,7 @@ struct mv88e6xxx_chip {
struct gpio_desc *reset;
/* set to size of eeprom if supported by the switch */
- int eeprom_len;
+ u32 eeprom_len;
/* List of mdio busses */
struct list_head mdios;