1 // SPDX-License-Identifier: ISC
5 #include "eeprom.h"
8 mt7603_efuse_read(struct mt7603_dev *dev, u32 base, u16 addr, u8 *data)  in mt7603_efuse_read()  argument
21 		return -ETIMEDOUT;  in mt7603_efuse_read()
28 		memset(data, 0xff, 16);  in mt7603_efuse_read()
34 		put_unaligned_le32(val, data + 4 * i);  in mt7603_efuse_read()
51 	dev->mt76.otp.data = devm_kzalloc(dev->mt76.dev, len, GFP_KERNEL);  in mt7603_efuse_init()
52 	dev->mt76.otp.size = len;  in mt7603_efuse_init()
53 	if (!dev->mt76.otp.data)  in mt7603_efuse_init()
54 		return -ENOMEM;  in mt7603_efuse_init()
56 	buf = dev->mt76.otp.data;  in mt7603_efuse_init()
104 	struct device_node *np = dev->mt76.dev->of_node;  in mt7603_apply_cal_free_data()
105 	u8 *eeprom = dev->mt76.eeprom.data;  in mt7603_apply_cal_free_data()  local
109 	if (!np || !of_property_read_bool(np, "mediatek,eeprom-merge-otp"))  in mt7603_apply_cal_free_data()
116 		n -= 4;  in mt7603_apply_cal_free_data()
121 		eeprom[offset] = efuse[offset];  in mt7603_apply_cal_free_data()
130 	ret = mt76_eeprom_init(&dev->mt76, MT7603_EEPROM_SIZE);  in mt7603_eeprom_load()
139 	u16 val = get_unaligned_le16(dev->eeprom.data);  in mt7603_check_eeprom()
147 		return -EINVAL;  in mt7603_check_eeprom()
158 	u8 *eeprom;  in mt7603_eeprom_init()  local
165 	if (dev->mt76.otp.data) {  in mt7603_eeprom_init()
166 		if (mt7603_check_eeprom(&dev->mt76) == 0)  in mt7603_eeprom_init()
167 			mt7603_apply_cal_free_data(dev, dev->mt76.otp.data);  in mt7603_eeprom_init()
169 			memcpy(dev->mt76.eeprom.data, dev->mt76.otp.data,  in mt7603_eeprom_init()
173 	eeprom = (u8 *)dev->mt76.eeprom.data;  in mt7603_eeprom_init()
174 	dev->mphy.cap.has_2ghz = true;  in mt7603_eeprom_init()
175 	memcpy(dev->mphy.macaddr, eeprom + MT_EE_MAC_ADDR, ETH_ALEN);  in mt7603_eeprom_init()
178 	dev->mphy.antenna_mask = 3;  in mt7603_eeprom_init()
179 	if (FIELD_GET(MT_EE_NIC_CONF_0_RX_PATH, eeprom[MT_EE_NIC_CONF_0]) == 1 ||  in mt7603_eeprom_init()
180 	    FIELD_GET(MT_EE_NIC_CONF_0_TX_PATH, eeprom[MT_EE_NIC_CONF_0]) == 1 ||  in mt7603_eeprom_init()
182 		dev->mphy.antenna_mask = 1;  in mt7603_eeprom_init()
184 	mt76_eeprom_override(&dev->mphy);  in mt7603_eeprom_init()