pinctrl: palmas: Move fixed assignments to 'pinctrl_desc' definition

Assign 'struct pinctrl_desc' .pins and .npins members in definition to
make clear that number of pins is fixed and have less code in the probe.

Signed-off-by: Krzysztof Kozlowski <[e-mail]>
Link: https://lore.kernel.org/[e-mail]
Signed-off-by: Linus Walleij <[e-mail]>

drivers/pinctrl/pinctrl-palmas.c

···
 	.pmxops = &palmas_pinmux_ops,
 	.confops = &palmas_pinconf_ops,
 	.owner = THIS_MODULE,
+	.pins = palmas_pins_desc,
+	.npins = ARRAY_SIZE(palmas_pins_desc),
 };
 
 struct palmas_pinctrl_data {
···
 	}
 
 	palmas_pinctrl_desc.name = dev_name(&pdev->dev);
-	palmas_pinctrl_desc.pins = palmas_pins_desc;
-	palmas_pinctrl_desc.npins = ARRAY_SIZE(palmas_pins_desc);
 	pci->pctl = devm_pinctrl_register(&pdev->dev, &palmas_pinctrl_desc,
 					  pci);
 	if (IS_ERR(pci->pctl)) {