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Diffstat (limited to 'arch/arm/mach-omap1/board-ams-delta.c')
-rw-r--r--arch/arm/mach-omap1/board-ams-delta.c36
1 files changed, 17 insertions, 19 deletions
diff --git a/arch/arm/mach-omap1/board-ams-delta.c b/arch/arm/mach-omap1/board-ams-delta.c
index 67de96c771..0daf6c5b5c 100644
--- a/arch/arm/mach-omap1/board-ams-delta.c
+++ b/arch/arm/mach-omap1/board-ams-delta.c
@@ -561,22 +561,6 @@ static struct gpiod_lookup_table *ams_delta_gpio_tables[] __initdata = {
&ams_delta_nand_gpio_table,
};
-/*
- * Some drivers may not use GPIO lookup tables but need to be provided
- * with GPIO numbers. The same applies to GPIO based IRQ lines - some
- * drivers may even not use GPIO layer but expect just IRQ numbers.
- * We could either define GPIO lookup tables then use them on behalf
- * of those devices, or we can use GPIO driver level methods for
- * identification of GPIO and IRQ numbers. For the purpose of the latter,
- * defina a helper function which identifies GPIO chips by their labels.
- */
-static int gpiochip_match_by_label(struct gpio_chip *chip, void *data)
-{
- char *label = data;
-
- return !strcmp(label, chip->label);
-}
-
static struct gpiod_hog ams_delta_gpio_hogs[] = {
GPIO_HOG(LATCH2_LABEL, LATCH2_PIN_KEYBRD_DATAOUT, "keybrd_dataout",
GPIO_ACTIVE_HIGH, GPIOD_OUT_LOW),
@@ -616,14 +600,28 @@ static void __init modem_assign_irq(struct gpio_chip *chip)
*/
static void __init omap_gpio_deps_init(void)
{
+ struct gpio_device *gdev;
struct gpio_chip *chip;
- chip = gpiochip_find(OMAP_GPIO_LABEL, gpiochip_match_by_label);
- if (!chip) {
- pr_err("%s: OMAP GPIO chip not found\n", __func__);
+ /*
+ * Some drivers may not use GPIO lookup tables but need to be provided
+ * with GPIO numbers. The same applies to GPIO based IRQ lines - some
+ * drivers may even not use GPIO layer but expect just IRQ numbers.
+ * We could either define GPIO lookup tables then use them on behalf
+ * of those devices, or we can use GPIO driver level methods for
+ * identification of GPIO and IRQ numbers.
+ *
+ * This reference will be leaked but that's alright as this device
+ * never goes down.
+ */
+ gdev = gpio_device_find_by_label(OMAP_GPIO_LABEL);
+ if (!gdev) {
+ pr_err("%s: OMAP GPIO device not found\n", __func__);
return;
}
+ chip = gpio_device_get_chip(gdev);
+
/*
* Start with FIQ initialization as it may have to request
* and release successfully each OMAP GPIO pin in turn.