mfd: da9062-core: Constify read-only regmap structs

`da9061_regmap_{config,irq,irq_chip}` and `da9062_{config,irq,irq_chip}`
are not modified and can be declared as const to move their data to a
read-only section.
Signed-off-by: Javier Carrasco <javier.carrasco.cruz@gmail.com>
Link: https://lore.kernel.org/r/20240704-mfd-const-regmap_config-v2-1-0c8785b1331d@gmail.comSigned-off-by: Lee Jones <lee@kernel.org>

drivers/mfd/da9062-core.c

@@ -25,7 +25,7 @@
 #define	DA9062_IRQ_LOW	0
 #define	DA9062_IRQ_HIGH	1
 
-static struct regmap_irq da9061_irqs[] = {
+static const struct regmap_irq da9061_irqs[] = {
 	/* EVENT A */
 	[DA9061_IRQ_ONKEY] = {
 		.reg_offset = DA9062_REG_EVENT_A_OFFSET,
@@ -79,7 +79,7 @@ static struct regmap_irq da9061_irqs[] = {
 	},
 };
 
-static struct regmap_irq_chip da9061_irq_chip = {
+static const struct regmap_irq_chip da9061_irq_chip = {
 	.name = "da9061-irq",
 	.irqs = da9061_irqs,
 	.num_irqs = DA9061_NUM_IRQ,
@@ -89,7 +89,7 @@ static struct regmap_irq_chip da9061_irq_chip = {
 	.ack_base = DA9062AA_EVENT_A,
 };
 
-static struct regmap_irq da9062_irqs[] = {
+static const struct regmap_irq da9062_irqs[] = {
 	/* EVENT A */
 	[DA9062_IRQ_ONKEY] = {
 		.reg_offset = DA9062_REG_EVENT_A_OFFSET,
@@ -151,7 +151,7 @@ static struct regmap_irq da9062_irqs[] = {
 	},
 };
 
-static struct regmap_irq_chip da9062_irq_chip = {
+static const struct regmap_irq_chip da9062_irq_chip = {
 	.name = "da9062-irq",
 	.irqs = da9062_irqs,
 	.num_irqs = DA9062_NUM_IRQ,
@@ -470,7 +470,7 @@ static const struct regmap_range_cfg da9061_range_cfg[] = {
 	}
 };
 
-static struct regmap_config da9061_regmap_config = {
+static const struct regmap_config da9061_regmap_config = {
 	.reg_bits = 8,
 	.val_bits = 8,
 	.ranges = da9061_range_cfg,
@@ -576,7 +576,7 @@ static const struct regmap_range_cfg da9062_range_cfg[] = {
 	}
 };
 
-static struct regmap_config da9062_regmap_config = {
+static const struct regmap_config da9062_regmap_config = {
 	.reg_bits = 8,
 	.val_bits = 8,
 	.ranges = da9062_range_cfg,