pinctrl/bcm/pinctrl-bcm63268.c

1 // SPDX-License-Identifier: GPL-2.0+
3  * Driver for BCM63268 GPIO unit (pinctrl + GPIO)
13 #include <linux/pinctrl/pinmux.h>
17 #include "../pinctrl-utils.h"
19 #include "pinctrl-bcm63xx.h"
28 #define  BCM63268_BASEMODE_NAND		BIT(2) /* GPIOs 2-7, 24-31 */
510 	unsigned int basemode = (unsigned long) desc->drv_data;  in bcm63268_set_gpio()
514 		regmap_update_bits(pc->regs, BCM63268_BASEMODE_REG, basemode,  in bcm63268_set_gpio()
519 		regmap_update_bits(pc->regs, BCM63268_MODE_REG, mask, 0);  in bcm63268_set_gpio()
521 		/* pins 0-23 might be muxed to led */  in bcm63268_set_gpio()
523 			regmap_update_bits(pc->regs, BCM63268_LED_REG, mask,  in bcm63268_set_gpio()
527 		regmap_update_bits(pc->regs, BCM63268_CTRL_REG, mask, mask);  in bcm63268_set_gpio()
541 	for (i = 0; i < pg->npins; i++)  in bcm63268_pinctrl_set_mux()
542 		bcm63268_set_gpio(pc, pg->pins[i]);  in bcm63268_pinctrl_set_mux()
544 	switch (f->reg) {  in bcm63268_pinctrl_set_mux()
547 		mask = BIT(pg->pins[0]);  in bcm63268_pinctrl_set_mux()
548 		val = BIT(pg->pins[0]);  in bcm63268_pinctrl_set_mux()
552 		mask = BIT(pg->pins[0]);  in bcm63268_pinctrl_set_mux()
553 		val = BIT(pg->pins[0]);  in bcm63268_pinctrl_set_mux()
557 		mask = BIT(pg->pins[0]);  in bcm63268_pinctrl_set_mux()
562 		mask = f->mask;  in bcm63268_pinctrl_set_mux()
563 		val = f->mask;  in bcm63268_pinctrl_set_mux()
567 		return -EINVAL;  in bcm63268_pinctrl_set_mux()
570 	regmap_update_bits(pc->regs, reg, mask, val);  in bcm63268_pinctrl_set_mux()
618 	{ .compatible = "brcm,bcm63268-pinctrl", },
625 		.name = "bcm63268-pinctrl",