Merge tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux

[linux.git] / drivers / gpio / gpio-davinci.c

diff --git a/drivers/gpio/gpio-davinci.c b/drivers/gpio/gpio-davinci.c
index ec58f4288649b4ee1f0c98f7761439a525ac093e..cd007a67b3021e6e384889bf06ff7c9b292a7906 100644 (file)
--- 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) {