diff --git a/drivers/gpio/gpio-davinci.c b/drivers/gpio/gpio-davinci.c index 446df4ece915..2f0b6fdbcddb 100644 --- a/drivers/gpio/gpio-davinci.c +++ b/drivers/gpio/gpio-davinci.c @@ -186,7 +186,7 @@ static int davinci_gpio_of_xlate(struct gpio_chip *gc, static int davinci_gpio_probe(struct platform_device *pdev) { - static int ctrl_num; + static int ctrl_num, bank_base; int gpio, bank; unsigned ngpio, nbank; struct davinci_gpio_controller *chips; @@ -240,6 +240,7 @@ static int davinci_gpio_probe(struct platform_device *pdev) chips->chip.set = davinci_gpio_set; chips->chip.ngpio = ngpio; + chips->chip.base = bank_base; #ifdef CONFIG_OF_GPIO chips->chip.of_gpio_n_cells = 2; @@ -248,6 +249,7 @@ static int davinci_gpio_probe(struct platform_device *pdev) chips->chip.of_node = dev->of_node; #endif spin_lock_init(&chips->lock); + bank_base += ngpio; for (gpio = 0, bank = 0; gpio < ngpio; gpio += 32, bank++) chips->regs[bank] = gpio_base + offset_array[bank]; diff --git a/include/linux/platform_data/gpio-davinci.h b/include/linux/platform_data/gpio-davinci.h index c62a9438976d..90ae19ca828f 100644 --- a/include/linux/platform_data/gpio-davinci.h +++ b/include/linux/platform_data/gpio-davinci.h @@ -42,6 +42,7 @@ struct davinci_gpio_controller { void __iomem *regs[MAX_REGS_BANKS]; int gpio_unbanked; unsigned int base_irq; + unsigned int base; }; /*