mfd: max14577: Replace irqchip mask_invert with unmask_base

Remove use of the deprecated mask_invert flag. Inverted mask
registers (where a '1' bit enables an IRQ) can be described more
directly as an unmask register.
Signed-off-by: Aidan MacDonald <aidanmacdonald.0x0@gmail.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Lee Jones <lee@kernel.org>
Link: https://lore.kernel.org/r/20221112151835.39059-6-aidanmacdonald.0x0@gmail.com

drivers/mfd/max14577.c

@@ -209,8 +209,7 @@ static const struct regmap_irq max14577_irqs[] = {
 static const struct regmap_irq_chip max14577_irq_chip = {
 	.name			= "max14577",
 	.status_base		= MAX14577_REG_INT1,
-	.mask_base		= MAX14577_REG_INTMASK1,
-	.mask_invert		= true,
+	.unmask_base		= MAX14577_REG_INTMASK1,
 	.num_regs		= 3,
 	.irqs			= max14577_irqs,
 	.num_irqs		= ARRAY_SIZE(max14577_irqs),
@@ -239,8 +238,7 @@ static const struct regmap_irq max77836_muic_irqs[] = {
 static const struct regmap_irq_chip max77836_muic_irq_chip = {
 	.name			= "max77836-muic",
 	.status_base		= MAX14577_REG_INT1,
-	.mask_base		= MAX14577_REG_INTMASK1,
-	.mask_invert		= true,
+	.unmask_base		= MAX14577_REG_INTMASK1,
 	.num_regs		= 3,
 	.irqs			= max77836_muic_irqs,
 	.num_irqs		= ARRAY_SIZE(max77836_muic_irqs),
@@ -255,7 +253,6 @@ static const struct regmap_irq_chip max77836_pmic_irq_chip = {
 	.name			= "max77836-pmic",
 	.status_base		= MAX77836_PMIC_REG_TOPSYS_INT,
 	.mask_base		= MAX77836_PMIC_REG_TOPSYS_INT_MASK,
-	.mask_invert		= false,
 	.num_regs		= 1,
 	.irqs			= max77836_pmic_irqs,
 	.num_irqs		= ARRAY_SIZE(max77836_pmic_irqs),