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path: root/drivers/gpio/gpio-davinci.c
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Diffstat (limited to 'drivers/gpio/gpio-davinci.c')
-rw-r--r--drivers/gpio/gpio-davinci.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/gpio/gpio-davinci.c b/drivers/gpio/gpio-davinci.c
index ec58f42..cd007a6 100644
--- a/drivers/gpio/gpio-davinci.c
+++ b/drivers/gpio/gpio-davinci.c
@@ -195,7 +195,7 @@ static int davinci_gpio_of_xlate(struct gpio_chip *gc,
static int davinci_gpio_probe(struct platform_device *pdev)
{
int i, base;
- unsigned ngpio;
+ unsigned ngpio, nbank;
struct davinci_gpio_controller *chips;
struct davinci_gpio_platform_data *pdata;
struct davinci_gpio_regs __iomem *regs;
@@ -224,8 +224,9 @@ static int davinci_gpio_probe(struct platform_device *pdev)
if (WARN_ON(ARCH_NR_GPIOS < ngpio))
ngpio = ARCH_NR_GPIOS;
+ nbank = DIV_ROUND_UP(ngpio, 32);
chips = devm_kzalloc(dev,
- ngpio * sizeof(struct davinci_gpio_controller),
+ nbank * sizeof(struct davinci_gpio_controller),
GFP_KERNEL);
if (!chips)
return -ENOMEM;
@@ -511,7 +512,7 @@ static int davinci_gpio_irq_setup(struct platform_device *pdev)
return irq;
}
- irq_domain = irq_domain_add_legacy(NULL, ngpio, irq, 0,
+ irq_domain = irq_domain_add_legacy(dev->of_node, ngpio, irq, 0,
&davinci_gpio_irq_ops,
chips);
if (!irq_domain) {
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