GPIO fixes for v4.18:

- OF flag fix for special regulator flags.
 - Fix up the Uniphier IRQ callback.
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Merge tag 'gpio-v4.18-2' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio

Pull GPIO fixes from Linus Walleij:
 "Just a smallish OF fix and a driver fix:

   - OF flag fix for special regulator flags

   - fix up the Uniphier IRQ callback"

* tag 'gpio-v4.18-2' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio:
  gpio: uniphier: set legitimate irq trigger type in .to_irq hook
  gpio: of: Handle fixed regulator flags properly

drivers/gpio/gpio-uniphier.c

@@ -181,7 +181,11 @@ static int uniphier_gpio_to_irq(struct gpio_chip *chip, unsigned int offset)
 	fwspec.fwnode = of_node_to_fwnode(chip->parent->of_node);
 	fwspec.param_count = 2;
 	fwspec.param[0] = offset - UNIPHIER_GPIO_IRQ_OFFSET;
-	fwspec.param[1] = IRQ_TYPE_NONE;
+	/*
+	 * IRQ_TYPE_NONE is rejected by the parent irq domain. Set LEVEL_HIGH
+	 * temporarily. Anyway, ->irq_set_type() will override it later.
+	 */
+	fwspec.param[1] = IRQ_TYPE_LEVEL_HIGH;
 
 	return irq_create_fwspec_mapping(&fwspec);
 }

drivers/gpio/gpiolib-of.c

@@ -64,7 +64,8 @@ static void of_gpio_flags_quirks(struct device_node *np,
 	 * Note that active low is the default.
 	 */
 	if (IS_ENABLED(CONFIG_REGULATOR) &&
-	    (of_device_is_compatible(np, "reg-fixed-voltage") ||
+	    (of_device_is_compatible(np, "regulator-fixed") ||
+	     of_device_is_compatible(np, "reg-fixed-voltage") ||
 	     of_device_is_compatible(np, "regulator-gpio"))) {
 		/*
 		 * The regulator GPIO handles are specified such that the