| From 930c43d4b61eb5caf7413ea6a9c3ab41cafcbea4 Mon Sep 17 00:00:00 2001 |
| From: Ben Zhang <benzh@chromium.org> |
| Date: Sat, 7 Mar 2020 19:32:40 -0500 |
| Subject: [PATCH] CHROMIUM: pinctrl: intel: Allow pin as IRQ even in ACPI mode |
| |
| This is a workaround for b/151015807 to make da7219 |
| IRQ working. Still need to figure out what's wrong |
| with JSL pin configuration. |
| |
| BUG=b:151015807 |
| TEST=Headset plug/unplug and buttons work |
| |
| Signed-off-by: Ben Zhang <benzh@chromium.org> |
| Change-Id: Ic2cbfda7a53bc2c82214e230e7f0a26c2f03367d |
| --- |
| drivers/pinctrl/intel/pinctrl-intel.c | 3 +-- |
| 1 file changed, 1 insertion(+), 2 deletions(-) |
| |
| diff --git a/drivers/pinctrl/intel/pinctrl-intel.c b/drivers/pinctrl/intel/pinctrl-intel.c |
| index 83981ad66a71..cbd02898880a 100644 |
| --- a/drivers/pinctrl/intel/pinctrl-intel.c |
| +++ b/drivers/pinctrl/intel/pinctrl-intel.c |
| @@ -1058,8 +1058,7 @@ static int intel_gpio_irq_type(struct irq_data *d, unsigned int type) |
| * updated by the host controller hardware. |
| */ |
| if (intel_pad_acpi_mode(pctrl, pin)) { |
| - dev_warn(pctrl->dev, "pin %u cannot be used as IRQ\n", pin); |
| - return -EPERM; |
| + dev_warn(pctrl->dev, "pin %u cannot be used as IRQ. HACK: continue anyway for b/151015807\n", pin); |
| } |
| |
| raw_spin_lock_irqsave(&pctrl->lock, flags); |
| -- |
| 2.25.1.481.gfbce0eb801-goog |
| |
