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mt76: mt76x2: disable merge of OTP ROM data by default

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The reference driver does not seem to enable it by default, only under certain
conditions, e.g. when a .bin file is loaded.
Make it opt-in via a device tree property for now, in case it is needed on some
boards.

Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Felix Fietkau
2020-04-06 14:03:06 +02:00
parent 6d3390a664
commit 9a865741d8
1 changed files with 5 additions and 0 deletions
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5
drivers/net/wireless/mediatek/mt76/mt76x2/eeprom.c
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@@ -4,6 +4,7 @@
*/
#include <linux/module.h>
#include <linux/of.h>
#include <asm/unaligned.h>
#include "mt76x2.h"
#include "eeprom.h"
@@ -76,6 +77,7 @@ mt76x2_apply_cal_free_data(struct mt76x02_dev *dev, u8 *efuse)
MT_EE_RF_5G_GRP4_5_RX_HIGH_GAIN,
MT_EE_RF_5G_GRP4_5_RX_HIGH_GAIN + 1,
};
struct device_node *np = dev->mt76.dev->of_node;
u8 *eeprom = dev->mt76.eeprom.data;
u8 prev_grp0[4] = {
eeprom[MT_EE_TX_POWER_0_START_5G],
@@ -86,6 +88,9 @@ mt76x2_apply_cal_free_data(struct mt76x02_dev *dev, u8 *efuse)
u16 val;
int i;
if (!np || !of_property_read_bool(np, "mediatek,eeprom-merge-otp"))
return;
if (!mt76x2_has_cal_free_data(dev, efuse))
return;