From 3144dce72b7c53a0ca9f054c8187925c40381caa Mon Sep 17 00:00:00 2001 From: Enric Balletbo i Serra Date: Wed, 2 May 2018 17:44:18 +0200 Subject: 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 Signed-off-by: Lee Jones --- drivers/mfd/cros_ec_dev.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'drivers/mfd') diff --git a/drivers/mfd/cros_ec_dev.c b/drivers/mfd/cros_ec_dev.c index 306e1fd109bd..1dd00337d903 100644 --- a/drivers/mfd/cros_ec_dev.c +++ b/drivers/mfd/cros_ec_dev.c @@ -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); -- cgit