Re: [PATCH] power: supply: PCHG: Peripheral device charger

From: Lee Jones
Date: Tue Dec 15 2020 - 02:55:27 EST


On Mon, 14 Dec 2020, Daisuke Nojiri wrote:

> This patch adds a driver for PCHG (Peripheral CHarGer). PCHG is a
> framework managing power supplies for peripheral devices.
>
> This driver creates a sysfs node for each peripheral charge port:
>
> /sys/class/power_supply/PCHGn
>
> where <n> is the index of a charge port.
>
> For example, when a stylus is connected to a NFC/WLC port, the node
> prints:
>
> /sys/class/power_supply/PCHG0/
> capacity=50
> status=Charging
> type=Wireless
>
> Signed-off-by: Daisuke Nojiri <dnojiri@xxxxxxxxxxxx>
> ---
>
> drivers/mfd/cros_ec_dev.c | 1 +

This should be a separate patch.

> drivers/power/supply/Kconfig | 10 +
> drivers/power/supply/Makefile | 1 +
> .../power/supply/cros_peripheral_charger.c | 346 ++++++++++++++++++
> .../linux/platform_data/cros_ec_commands.h | 48 +++
> 5 files changed, 406 insertions(+)
> create mode 100644 drivers/power/supply/cros_peripheral_charger.c
>
> diff --git a/drivers/mfd/cros_ec_dev.c b/drivers/mfd/cros_ec_dev.c
> index 6135321592b76c..945565fc46a319 100644
> --- a/drivers/mfd/cros_ec_dev.c
> +++ b/drivers/mfd/cros_ec_dev.c
> @@ -85,6 +85,7 @@ static const struct mfd_cell cros_ec_sensorhub_cells[] = {
> static const struct mfd_cell cros_usbpd_charger_cells[] = {
> { .name = "cros-usbpd-charger", },
> { .name = "cros-usbpd-logger", },
> + { .name = "cros-pchg", },
> };

--
Lee Jones [李琼斯]
Senior Technical Lead - Developer Services
Linaro.org │ Open source software for Arm SoCs
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