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mt7603: support loading the entire EEPROM from OTP

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Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Felix Fietkau
2017-02-27 09:52:36 +01:00
parent b056a78fd7
commit f020a60950
1 changed files with 20 additions and 1 deletions
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mt7603_eeprom.c
+20 -1
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@@ -144,6 +144,20 @@ mt7603_eeprom_load(struct mt7603_dev *dev)
return mt7603_efuse_init(dev);
}
static int mt7603_check_eeprom(struct mt76_dev *dev)
{
u16 val = get_unaligned_le16(dev->eeprom.data);
switch (val) {
case 0x7628:
case 0x7603:
return 0;
default:
return -EINVAL;
}
}
int mt7603_eeprom_init(struct mt7603_dev *dev)
{
int ret;
@@ -152,11 +166,16 @@ int mt7603_eeprom_init(struct mt7603_dev *dev)
if (ret < 0)
return ret;
if (mt7603_check_eeprom(&dev->mt76) == 0)
mt7603_apply_cal_free_data(dev, dev->mt76.otp.data);
else
memcpy(dev->mt76.eeprom.data, dev->mt76.otp.data,
MT7603_EEPROM_SIZE);
dev->mt76.cap.has_2ghz = true;
memcpy(dev->mt76.macaddr, dev->mt76.eeprom.data + MT_EE_MAC_ADDR,
ETH_ALEN);
mt7603_apply_cal_free_data(dev, dev->mt76.otp.data);
mt76_eeprom_override(&dev->mt76);
return 0;