pinctrl: max77620: Move fixed assignments to 'pinctrl_desc' definition

Assign 'struct pinctrl_desc' .pins, .npins and other 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-max77620.c

···
 	.pctlops = &max77620_pinctrl_ops,
 	.pmxops = &max77620_pinmux_ops,
 	.confops = &max77620_pinconf_ops,
+	.pins = max77620_pins_desc,
+	.npins = ARRAY_SIZE(max77620_pins_desc),
+	.num_custom_params = ARRAY_SIZE(max77620_cfg_params),
+	.custom_params = max77620_cfg_params,
 };
 
 static int max77620_pinctrl_probe(struct platform_device *pdev)
···
 	platform_set_drvdata(pdev, mpci);
 
 	max77620_pinctrl_desc.name = dev_name(&pdev->dev);
-	max77620_pinctrl_desc.pins = max77620_pins_desc;
-	max77620_pinctrl_desc.npins = ARRAY_SIZE(max77620_pins_desc);
-	max77620_pinctrl_desc.num_custom_params =
-				ARRAY_SIZE(max77620_cfg_params);
-	max77620_pinctrl_desc.custom_params = max77620_cfg_params;
 
 	for (i = 0; i < MAX77620_PIN_NUM; ++i) {
 		mpci->fps_config[i].active_fps_src = -1;