mirrors
/
linux-stable
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
1
0
Fork 0
Code Issues Releases Wiki Activity

mfd: cros_ec_dev: Register cros_usbpd-charger driver as a subdevice. 

Check whether this EC instance has USBPD host command support and
instatiate the cros_usbpd-charger driver as a subdevice in such case.

Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Enric Balletbo i Serra 2018-05-02 17:44:18 +02:00 committed by Lee Jones
parent 06635894a3
commit 3144dce72b
1 changed files with 16 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/mfd/cros_ec_dev.c
View File

@ -381,6 +381,10 @@ static const struct mfd_cell cros_ec_rtc_cells[] = {
{ .name = "cros-ec-rtc" }
};
static const struct mfd_cell cros_usbpd_charger_cells[] = {
{ .name = "cros-usbpd-charger" }
};
static int ec_device_probe(struct platform_device *pdev)
{
int retval = -ENOMEM;
@ -431,6 +435,18 @@ static int ec_device_probe(struct platform_device *pdev)
retval);
}
/* Check whether this EC instance has the PD charge manager */
if (cros_ec_check_features(ec, EC_FEATURE_USB_PD)) {
retval = mfd_add_devices(ec->dev, PLATFORM_DEVID_AUTO,
cros_usbpd_charger_cells,
ARRAY_SIZE(cros_usbpd_charger_cells),
NULL, 0, NULL);
if (retval)
dev_err(ec->dev,
"failed to add cros-usbpd-charger device: %d\n",
retval);
}
/* Take control of the lightbar from the EC. */
lb_manual_suspend_ctrl(ec, 1);