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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2020-10-09 11:38:07 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-10-09 11:38:07 -0700 |
| commit | 277e570ae193ddd39a7d16f08e3647f2f110c6a3 (patch) | |
| tree | d114414b77e895fc1528994de236bbf78da579c5 | |
| parent | d813a8cb8d90225a6c0051b5b050c8dd03cc435c (diff) | |
| parent | e3f2396b7570751a7ddba996812fb608134fd63c (diff) | |
Merge tag 'for-v5.9-rc' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply
Pull power supply fix from Sebastian Reichel:
"Just a single change to revert enablement of packet error checking for
battery data on Chromebooks, since some of their embedded controllers
do not handle it correctly"
* tag 'for-v5.9-rc' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply:
power: supply: sbs-battery: chromebook workaround for PEC
| -rw-r--r-- | drivers/power/supply/sbs-battery.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/power/supply/sbs-battery.c b/drivers/power/supply/sbs-battery.c index 49c3508a6b79..7439753fac87 100644 --- a/drivers/power/supply/sbs-battery.c +++ b/drivers/power/supply/sbs-battery.c @@ -280,6 +280,12 @@ static int sbs_update_presence(struct sbs_info *chip, bool is_present) else client->flags &= ~I2C_CLIENT_PEC; + if (of_device_is_compatible(client->dev.parent->of_node, "google,cros-ec-i2c-tunnel") + && client->flags & I2C_CLIENT_PEC) { + dev_info(&client->dev, "Disabling PEC because of broken Cros-EC implementation\n"); + client->flags &= ~I2C_CLIENT_PEC; + } + dev_dbg(&client->dev, "PEC: %s\n", (client->flags & I2C_CLIENT_PEC) ? "enabled" : "disabled"); |