pinctrl/bcm/pinctrl-bcm6362.c

1 // SPDX-License-Identifier: GPL-2.0+
3  * Driver for BCM6362 GPIO unit (pinctrl + GPIO)
10 #include <linux/gpio/driver.h>
17 #include "../pinctrl-utils.h"
19 #include "pinctrl-bcm63xx.h"
486 	unsigned int basemode = (uintptr_t)desc->drv_data;  in bcm6362_set_gpio()
490 		regmap_update_bits(pc->regs, BCM6362_BASEMODE_REG, basemode, 0);  in bcm6362_set_gpio()
493 		/* base mode 0 => gpio 1 => mux function */  in bcm6362_set_gpio()
494 		regmap_update_bits(pc->regs, BCM6362_MODE_REG, mask, 0);  in bcm6362_set_gpio()
496 		/* pins 0-23 might be muxed to led */  in bcm6362_set_gpio()
498 			regmap_update_bits(pc->regs, BCM6362_LED_REG, mask, 0);  in bcm6362_set_gpio()
500 		/* ctrl reg 0 => wifi function 1 => gpio */  in bcm6362_set_gpio()
501 		regmap_update_bits(pc->regs, BCM6362_CTRL_REG, mask, mask);  in bcm6362_set_gpio()
515 	for (i = 0; i < pg->npins; i++)  in bcm6362_pinctrl_set_mux()
516 		bcm6362_set_gpio(pc, pg->pins[i]);  in bcm6362_pinctrl_set_mux()
518 	switch (f->reg) {  in bcm6362_pinctrl_set_mux()
521 		mask = BIT(pg->pins[0]);  in bcm6362_pinctrl_set_mux()
522 		val = BIT(pg->pins[0]);  in bcm6362_pinctrl_set_mux()
526 		mask = BIT(pg->pins[0]);  in bcm6362_pinctrl_set_mux()
527 		val = BIT(pg->pins[0]);  in bcm6362_pinctrl_set_mux()
531 		mask = BIT(pg->pins[0]);  in bcm6362_pinctrl_set_mux()
536 		mask = f->basemode_mask;  in bcm6362_pinctrl_set_mux()
537 		val = f->basemode_mask;  in bcm6362_pinctrl_set_mux()
541 		return -EINVAL;  in bcm6362_pinctrl_set_mux()
544 	regmap_update_bits(pc->regs, reg, mask, val);  in bcm6362_pinctrl_set_mux()
592 	{ .compatible = "brcm,bcm6362-pinctrl", },
599 		.name = "bcm6362-pinctrl",