redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

Revert "gpio: merrifield: Pass irqchip when adding gpiochip" 

This reverts commit 8f86a5b4ad.

It has been established that this causes a boot regression on
both Baytrail and Cherrytrail SoCs, and we can't have that in
the final kernel release, so we need to revert it.

Reported-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
alistair/sunxi64-5.4-dsi
Linus Walleij 2019-11-03 23:41:11 +01:00
parent 52c75f5670
commit 1173c3c28a
1 changed files with 12 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

28
drivers/gpio/gpio-merrifield.c
View File

@ -397,7 +397,6 @@ static int mrfld_gpio_probe(struct pci_dev *pdev, const struct pci_device_id *id
{
const struct mrfld_gpio_pinrange *range;
const char *pinctrl_dev_name;
struct gpio_irq_chip *girq;
struct mrfld_gpio *priv;
u32 gpio_base, irq_base;
void __iomem *base;
@ -445,21 +444,6 @@ static int mrfld_gpio_probe(struct pci_dev *pdev, const struct pci_device_id *id
raw_spin_lock_init(&priv->lock);
girq = &priv->chip.irq;
girq->chip = &mrfld_irqchip;
girq->parent_handler = mrfld_irq_handler;
girq->num_parents = 1;
girq->parents = devm_kcalloc(&pdev->dev, girq->num_parents,
sizeof(*girq->parents),
GFP_KERNEL);
if (!girq->parents)
return -ENOMEM;
girq->parents[0] = pdev->irq;
girq->default_type = IRQ_TYPE_NONE;
girq->handler = handle_bad_irq;
mrfld_irq_init_hw(priv);
pci_set_drvdata(pdev, priv);
retval = devm_gpiochip_add_data(&pdev->dev, &priv->chip, priv);
if (retval) {
@ -481,6 +465,18 @@ static int mrfld_gpio_probe(struct pci_dev *pdev, const struct pci_device_id *id
}
}
retval = gpiochip_irqchip_add(&priv->chip, &mrfld_irqchip, irq_base,
handle_bad_irq, IRQ_TYPE_NONE);
if (retval) {
dev_err(&pdev->dev, "could not connect irqchip to gpiochip\n");
return retval;
}
mrfld_irq_init_hw(priv);
gpiochip_set_chained_irqchip(&priv->chip, &mrfld_irqchip, pdev->irq,
mrfld_irq_handler);
return 0;
}