From: Roger Quadros Date: Wed, 15 Jun 2016 08:12:05 +0000 (+0300) Subject: extcon: palmas: Fix boot up state of VBUS when using GPIO detection X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=62e6d1e59c77316768a663d1328390b4cd33801f;p=openwrt%2Fstaging%2Fblogic.git extcon: palmas: Fix boot up state of VBUS when using GPIO detection If USB cable is connected prior to boot, we don't get any interrupts so we must manually check the VBUS state and report it during probe. If we don't do it then USB controller will never know that peripheral cable was connected till the user unplugs and replugs the cable. Fixes: b7aad8e2685b ("extcon: palmas: Add the support for VBUS detection by using GPIO") Cc: stable@vger.kernel.org Signed-off-by: Roger Quadros Signed-off-by: Chanwoo Choi --- diff --git a/drivers/extcon/extcon-palmas.c b/drivers/extcon/extcon-palmas.c index 8b3226dca1d9..caff46c0e214 100644 --- a/drivers/extcon/extcon-palmas.c +++ b/drivers/extcon/extcon-palmas.c @@ -360,6 +360,8 @@ static int palmas_usb_probe(struct platform_device *pdev) palmas_enable_irq(palmas_usb); /* perform initial detection */ + if (palmas_usb->enable_gpio_vbus_detection) + palmas_vbus_irq_handler(palmas_usb->gpio_vbus_irq, palmas_usb); palmas_gpio_id_detect(&palmas_usb->wq_detectid.work); device_set_wakeup_capable(&pdev->dev, true); return 0;