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Author SHA1 Message Date
Samuel Holland 6f33d59ae1 power: supply: axp20x_ac_power: Fix reporting online status
commit 1c51aad847 upstream.

AXP803/AXP813 have a flag that enables/disables the AC power supply
input. This flag does not affect the status bits in PWR_INPUT_STATUS.
Its effect can be verified by checking the battery charge/discharge
state (bit 2 of PWR_INPUT_STATUS), or by examining the current draw on
the AC input.

Take this flag into account when getting the ONLINE property of the AC
input, on PMICs where this flag is present.

Fixes: 7693b5643f ("power: supply: add AC power supply driver for AXP813")
Cc: stable@vger.kernel.org
Signed-off-by: Samuel Holland <samuel@sholland.org>
Reviewed-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-02-11 04:35:24 -08:00
Thomas Gleixner 2874c5fd28 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license or at
  your option any later version

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 3029 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070032.746973796@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:26:32 -07:00
Oskari Lemmela 7693b5643f power: supply: add AC power supply driver for AXP813
AXP813 and AXP803 PMICs can control input current and minimum voltage.

Both of these values are configurable.

Signed-off-by: Oskari Lemmela <oskari@lemmela.net>
Reviewed-by: Quentin Schulz <quentin.schulz@bootlin.com>
Reviewed-by: Chen-Yu Tsai <wens@csie.org>
Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2018-12-05 18:49:32 +01:00
Julia Lawall a488ca6e70 power: supply: account for const type of of_device_id.data
This driver creates two const structures that it stores in the data
field of an of_device_id array.

The data field of an of_device_id structure has type const void *, so
there is no need for a const-discarding cast when putting const values
into such a structure.

Furthermore, adding const to the declaration of the location that
receives a const value from such a field ensures that the compiler
will continue to check that the value is not modified.  The
const-discarding cast on the extraction from the data field is thus
no longer needed.

Done using Coccinelle.

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
2018-01-08 18:40:46 +01:00
Quentin Schulz 744cc304a1 power: supply: add AC power supply driver for AXP20X and AXP22X PMICs
The X-Powers AXP20X and AXP22X PMICs expose the status of AC power
supply.

Moreover, the AXP20X can also expose the current current and voltage
values of the AC power supply.

This adds the driver which exposes the status of the AC power supply of
the AXP20X and AXP22X PMICs.

Signed-off-by: Quentin Schulz <quentin.schulz@free-electrons.com>
Acked-by: Jonathan Cameron <jic23@kernel.org>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
[removed unused elements from struct axp20x_ac_power]
Signed-off-by: Sebastian Reichel <sre@kernel.org>
2017-01-29 23:15:18 +01:00