gpio: omap: Drop irq_base

The OMAP1 at one point was using static irqs but that time is gone,
OMAP1 uses sparse irqs like all other multiplatform targets so this
static allocation of descriptors should just go.

Cc: Janusz Krzysztofik <jmkrzyszt@gmail.com>
Cc: Tony Lindgren <tony@atomide.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Marc Zyngier <maz@kernel.org>
Reviewed-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c
index f5f3d4b224525b7aef4b2b74bc2e54297d4f397e..1cbd040cf796e2655d352e159f37baa96025cbd1 100644 (file)
--- a/drivers/gpio/gpio-omap.c
+++ b/drivers/gpio/gpio-omap.c
@@ -992,7 +992,6 @@ static int omap_gpio_chip_init(struct gpio_bank *bank, struct irq_chip *irqc,
        struct gpio_irq_chip *irq;
        static int gpio;
        const char *label;
-       int irq_base = 0;
        int ret;
 
        /*
@@ -1024,19 +1023,6 @@ static int omap_gpio_chip_init(struct gpio_bank *bank, struct irq_chip *irqc,
        }
        bank->chip.ngpio = bank->width;
 
-#ifdef CONFIG_ARCH_OMAP1
-       /*
-        * REVISIT: Once we have OMAP1 supporting SPARSE_IRQ, we can drop
-        * irq_alloc_descs() since a base IRQ offset will no longer be needed.
-        */
-       irq_base = devm_irq_alloc_descs(bank->chip.parent,
-                                       -1, 0, bank->width, 0);
-       if (irq_base < 0) {
-               dev_err(bank->chip.parent, "Couldn't allocate IRQ numbers\n");
-               return -ENODEV;
-       }
-#endif
-
        /* MPUIO is a bit different, reading IRQ status clears it */
        if (bank->is_mpuio && !bank->regs->wkup_en)
                irqc->irq_set_wake = NULL;
@@ -1047,7 +1033,6 @@ static int omap_gpio_chip_init(struct gpio_bank *bank, struct irq_chip *irqc,
        irq->default_type = IRQ_TYPE_NONE;
        irq->num_parents = 1;
        irq->parents = &bank->irq;
-       irq->first = irq_base;
 
        ret = gpiochip_add_data(&bank->chip, bank);
        if (ret)