Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) // SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3)  * Core driver for the generic pin config portions of the pin control subsystem
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5)  * Copyright (C) 2011 ST-Ericsson SA
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6)  * Written on behalf of Linaro for ST-Ericsson
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8)  * Author: Linus Walleij <linus.walleij@linaro.org>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11) #define pr_fmt(fmt) "generic pinconfig core: " fmt
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13) #include <linux/kernel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15) #include <linux/init.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16) #include <linux/device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18) #include <linux/debugfs.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19) #include <linux/seq_file.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20) #include <linux/pinctrl/pinctrl.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21) #include <linux/pinctrl/pinconf.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22) #include <linux/pinctrl/pinconf-generic.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23) #include <linux/of.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24) #include "core.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25) #include "pinconf.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26) #include "pinctrl-utils.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28) #ifdef CONFIG_DEBUG_FS
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29) static const struct pin_config_item conf_items[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30) 	PCONFDUMP(PIN_CONFIG_BIAS_BUS_HOLD, "input bias bus hold", NULL, false),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31) 	PCONFDUMP(PIN_CONFIG_BIAS_DISABLE, "input bias disabled", NULL, false),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32) 	PCONFDUMP(PIN_CONFIG_BIAS_HIGH_IMPEDANCE, "input bias high impedance", NULL, false),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33) 	PCONFDUMP(PIN_CONFIG_BIAS_PULL_DOWN, "input bias pull down", "ohms", true),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34) 	PCONFDUMP(PIN_CONFIG_BIAS_PULL_PIN_DEFAULT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35) 				"input bias pull to pin specific state", "ohms", true),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36) 	PCONFDUMP(PIN_CONFIG_BIAS_PULL_UP, "input bias pull up", "ohms", true),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37) 	PCONFDUMP(PIN_CONFIG_DRIVE_OPEN_DRAIN, "output drive open drain", NULL, false),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38) 	PCONFDUMP(PIN_CONFIG_DRIVE_OPEN_SOURCE, "output drive open source", NULL, false),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39) 	PCONFDUMP(PIN_CONFIG_DRIVE_PUSH_PULL, "output drive push pull", NULL, false),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40) 	PCONFDUMP(PIN_CONFIG_DRIVE_STRENGTH, "output drive strength", "mA", true),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) 	PCONFDUMP(PIN_CONFIG_DRIVE_STRENGTH_UA, "output drive strength", "uA", true),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) 	PCONFDUMP(PIN_CONFIG_INPUT_DEBOUNCE, "input debounce", "usec", true),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) 	PCONFDUMP(PIN_CONFIG_INPUT_ENABLE, "input enabled", NULL, false),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) 	PCONFDUMP(PIN_CONFIG_INPUT_SCHMITT, "input schmitt trigger", NULL, false),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) 	PCONFDUMP(PIN_CONFIG_INPUT_SCHMITT_ENABLE, "input schmitt enabled", NULL, false),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) 	PCONFDUMP(PIN_CONFIG_LOW_POWER_MODE, "pin low power", "mode", true),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) 	PCONFDUMP(PIN_CONFIG_OUTPUT_ENABLE, "output enabled", NULL, false),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48) 	PCONFDUMP(PIN_CONFIG_OUTPUT, "pin output", "level", true),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49) 	PCONFDUMP(PIN_CONFIG_POWER_SOURCE, "pin power source", "selector", true),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50) 	PCONFDUMP(PIN_CONFIG_SLEEP_HARDWARE_STATE, "sleep hardware state", NULL, false),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51) 	PCONFDUMP(PIN_CONFIG_SLEW_RATE, "slew rate", NULL, true),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) 	PCONFDUMP(PIN_CONFIG_SKEW_DELAY, "skew delay", NULL, true),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) static void pinconf_generic_dump_one(struct pinctrl_dev *pctldev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) 				     struct seq_file *s, const char *gname,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57) 				     unsigned pin,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58) 				     const struct pin_config_item *items,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) 				     int nitems, int *print_sep)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) 	int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) 	for (i = 0; i < nitems; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) 		unsigned long config;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) 		int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) 		/* We want to check out this parameter */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) 		config = pinconf_to_config_packed(items[i].param, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69) 		if (gname)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70) 			ret = pin_config_group_get(dev_name(pctldev->dev),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71) 						   gname, &config);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72) 		else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73) 			ret = pin_config_get_for_pin(pctldev, pin, &config);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74) 		/* These are legal errors */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75) 		if (ret == -EINVAL || ret == -ENOTSUPP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76) 			continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77) 		if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78) 			seq_printf(s, "ERROR READING CONFIG SETTING %d ", i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79) 			continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81) 		/* comma between multiple configs */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82) 		if (*print_sep)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) 			seq_puts(s, ", ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) 		*print_sep = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) 		seq_puts(s, items[i].display);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) 		/* Print unit if available */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) 		if (items[i].has_arg) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) 			seq_printf(s, " (%u",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) 				   pinconf_to_config_argument(config));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) 			if (items[i].format)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) 				seq_printf(s, " %s)", items[i].format);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 			else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) 				seq_puts(s, ")");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99)  * pinconf_generic_dump_pins - Print information about pin or group of pins
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100)  * @pctldev:	Pincontrol device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101)  * @s:		File to print to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102)  * @gname:	Group name specifying pins
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103)  * @pin:	Pin number specyfying pin
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105)  * Print the pinconf configuration for the requested pin(s) to @s. Pins can be
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106)  * specified either by pin using @pin or by group using @gname. Only one needs
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107)  * to be specified the other can be NULL/0.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) void pinconf_generic_dump_pins(struct pinctrl_dev *pctldev, struct seq_file *s,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) 			       const char *gname, unsigned pin)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) 	const struct pinconf_ops *ops = pctldev->desc->confops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) 	int print_sep = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) 	if (!ops->is_generic)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) 		return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) 	/* generic parameters */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) 	pinconf_generic_dump_one(pctldev, s, gname, pin, conf_items,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) 				 ARRAY_SIZE(conf_items), &print_sep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) 	/* driver-specific parameters */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) 	if (pctldev->desc->num_custom_params &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) 	    pctldev->desc->custom_conf_items)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) 		pinconf_generic_dump_one(pctldev, s, gname, pin,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) 					 pctldev->desc->custom_conf_items,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) 					 pctldev->desc->num_custom_params,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) 					 &print_sep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) void pinconf_generic_dump_config(struct pinctrl_dev *pctldev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) 				 struct seq_file *s, unsigned long config)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) 	int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) 	for (i = 0; i < ARRAY_SIZE(conf_items); i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) 		if (pinconf_to_config_param(config) != conf_items[i].param)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) 			continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) 		seq_printf(s, "%s: 0x%x", conf_items[i].display,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) 			   pinconf_to_config_argument(config));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) 	if (!pctldev->desc->num_custom_params ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) 	    !pctldev->desc->custom_conf_items)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) 		return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) 	for (i = 0; i < pctldev->desc->num_custom_params; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) 		if (pinconf_to_config_param(config) !=
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) 		    pctldev->desc->custom_conf_items[i].param)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) 			continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) 		seq_printf(s, "%s: 0x%x",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) 				pctldev->desc->custom_conf_items[i].display,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) 				pinconf_to_config_argument(config));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) EXPORT_SYMBOL_GPL(pinconf_generic_dump_config);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) #ifdef CONFIG_OF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) static const struct pinconf_generic_params dt_params[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) 	{ "bias-bus-hold", PIN_CONFIG_BIAS_BUS_HOLD, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) 	{ "bias-disable", PIN_CONFIG_BIAS_DISABLE, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) 	{ "bias-high-impedance", PIN_CONFIG_BIAS_HIGH_IMPEDANCE, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) 	{ "bias-pull-up", PIN_CONFIG_BIAS_PULL_UP, 1 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) 	{ "bias-pull-pin-default", PIN_CONFIG_BIAS_PULL_PIN_DEFAULT, 1 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) 	{ "bias-pull-down", PIN_CONFIG_BIAS_PULL_DOWN, 1 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) 	{ "drive-open-drain", PIN_CONFIG_DRIVE_OPEN_DRAIN, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) 	{ "drive-open-source", PIN_CONFIG_DRIVE_OPEN_SOURCE, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) 	{ "drive-push-pull", PIN_CONFIG_DRIVE_PUSH_PULL, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) 	{ "drive-strength", PIN_CONFIG_DRIVE_STRENGTH, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) 	{ "drive-strength-microamp", PIN_CONFIG_DRIVE_STRENGTH_UA, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) 	{ "input-debounce", PIN_CONFIG_INPUT_DEBOUNCE, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) 	{ "input-disable", PIN_CONFIG_INPUT_ENABLE, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) 	{ "input-enable", PIN_CONFIG_INPUT_ENABLE, 1 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) 	{ "input-schmitt", PIN_CONFIG_INPUT_SCHMITT, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) 	{ "input-schmitt-disable", PIN_CONFIG_INPUT_SCHMITT_ENABLE, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) 	{ "input-schmitt-enable", PIN_CONFIG_INPUT_SCHMITT_ENABLE, 1 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) 	{ "low-power-disable", PIN_CONFIG_LOW_POWER_MODE, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) 	{ "low-power-enable", PIN_CONFIG_LOW_POWER_MODE, 1 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) 	{ "output-disable", PIN_CONFIG_OUTPUT_ENABLE, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) 	{ "output-enable", PIN_CONFIG_OUTPUT_ENABLE, 1 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) 	{ "output-high", PIN_CONFIG_OUTPUT, 1, },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) 	{ "output-low", PIN_CONFIG_OUTPUT, 0, },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) 	{ "power-source", PIN_CONFIG_POWER_SOURCE, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) 	{ "sleep-hardware-state", PIN_CONFIG_SLEEP_HARDWARE_STATE, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) 	{ "slew-rate", PIN_CONFIG_SLEW_RATE, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) 	{ "skew-delay", PIN_CONFIG_SKEW_DELAY, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190)  * parse_dt_cfg() - Parse DT pinconf parameters
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191)  * @np:	DT node
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192)  * @params:	Array of describing generic parameters
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193)  * @count:	Number of entries in @params
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194)  * @cfg:	Array of parsed config options
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195)  * @ncfg:	Number of entries in @cfg
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197)  * Parse the config options described in @params from @np and puts the result
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198)  * in @cfg. @cfg does not need to be empty, entries are added beginning at
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199)  * @ncfg. @ncfg is updated to reflect the number of entries after parsing. @cfg
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200)  * needs to have enough memory allocated to hold all possible entries.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) static void parse_dt_cfg(struct device_node *np,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) 			 const struct pinconf_generic_params *params,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) 			 unsigned int count, unsigned long *cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) 			 unsigned int *ncfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) 	int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) 	for (i = 0; i < count; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) 		u32 val;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) 		int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) 		const struct pinconf_generic_params *par = &params[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) 		ret = of_property_read_u32(np, par->property, &val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) 		/* property not found */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) 		if (ret == -EINVAL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) 			continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) 		/* use default value, when no value is specified */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) 		if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) 			val = par->default_value;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) 		pr_debug("found %s with value %u\n", par->property, val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) 		cfg[*ncfg] = pinconf_to_config_packed(par->param, val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) 		(*ncfg)++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231)  * pinconf_generic_parse_dt_config()
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232)  * parse the config properties into generic pinconfig values.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233)  * @np: node containing the pinconfig properties
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234)  * @pctldev: pincontrol device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235)  * @configs: array with nconfigs entries containing the generic pinconf values
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236)  *           must be freed when no longer necessary.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237)  * @nconfigs: number of configurations
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) int pinconf_generic_parse_dt_config(struct device_node *np,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) 				    struct pinctrl_dev *pctldev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) 				    unsigned long **configs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) 				    unsigned int *nconfigs)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) 	unsigned long *cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) 	unsigned int max_cfg, ncfg = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) 	int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) 	if (!np)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) 		return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) 	/* allocate a temporary array big enough to hold one of each option */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) 	max_cfg = ARRAY_SIZE(dt_params);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) 	if (pctldev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) 		max_cfg += pctldev->desc->num_custom_params;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) 	cfg = kcalloc(max_cfg, sizeof(*cfg), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) 	if (!cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) 		return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) 	parse_dt_cfg(np, dt_params, ARRAY_SIZE(dt_params), cfg, &ncfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) 	if (pctldev && pctldev->desc->num_custom_params &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) 		pctldev->desc->custom_params)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) 		parse_dt_cfg(np, pctldev->desc->custom_params,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) 			     pctldev->desc->num_custom_params, cfg, &ncfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) 	ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) 	/* no configs found at all */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) 	if (ncfg == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) 		*configs = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) 		*nconfigs = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) 		goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) 	/*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) 	 * Now limit the number of configs to the real number of
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) 	 * found properties.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) 	*configs = kmemdup(cfg, ncfg * sizeof(unsigned long), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) 	if (!*configs) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) 		ret = -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) 		goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) 	*nconfigs = ncfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) 	kfree(cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) 	return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) EXPORT_SYMBOL_GPL(pinconf_generic_parse_dt_config);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) int pinconf_generic_dt_subnode_to_map(struct pinctrl_dev *pctldev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) 		struct device_node *np, struct pinctrl_map **map,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) 		unsigned *reserved_maps, unsigned *num_maps,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) 		enum pinctrl_map_type type)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) 	int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) 	const char *function;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) 	struct device *dev = pctldev->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) 	unsigned long *configs = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) 	unsigned num_configs = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) 	unsigned reserve, strings_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) 	struct property *prop;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) 	const char *group;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) 	const char *subnode_target_type = "pins";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) 	ret = of_property_count_strings(np, "pins");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) 	if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) 		ret = of_property_count_strings(np, "groups");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) 		if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) 			/* skip this node; may contain config child nodes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) 			return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) 		if (type == PIN_MAP_TYPE_INVALID)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) 			type = PIN_MAP_TYPE_CONFIGS_GROUP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) 		subnode_target_type = "groups";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) 	} else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) 		if (type == PIN_MAP_TYPE_INVALID)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) 			type = PIN_MAP_TYPE_CONFIGS_PIN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) 	strings_count = ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) 	ret = of_property_read_string(np, "function", &function);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) 	if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) 		/* EINVAL=missing, which is fine since it's optional */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) 		if (ret != -EINVAL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) 			dev_err(dev, "%pOF: could not parse property function\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) 				np);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) 		function = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) 	ret = pinconf_generic_parse_dt_config(np, pctldev, &configs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) 					      &num_configs);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) 	if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) 		dev_err(dev, "%pOF: could not parse node property\n", np);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) 		return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) 	reserve = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) 	if (function != NULL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) 		reserve++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) 	if (num_configs)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) 		reserve++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) 	reserve *= strings_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) 	ret = pinctrl_utils_reserve_map(pctldev, map, reserved_maps,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) 			num_maps, reserve);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) 	if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) 		goto exit;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) 	of_property_for_each_string(np, subnode_target_type, prop, group) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) 		if (function) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) 			ret = pinctrl_utils_add_map_mux(pctldev, map,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) 					reserved_maps, num_maps, group,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) 					function);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) 			if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) 				goto exit;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) 		if (num_configs) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) 			ret = pinctrl_utils_add_map_configs(pctldev, map,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) 					reserved_maps, num_maps, group, configs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) 					num_configs, type);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) 			if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) 				goto exit;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) 	ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) exit:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) 	kfree(configs);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) 	return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) EXPORT_SYMBOL_GPL(pinconf_generic_dt_subnode_to_map);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) int pinconf_generic_dt_node_to_map(struct pinctrl_dev *pctldev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) 		struct device_node *np_config, struct pinctrl_map **map,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) 		unsigned *num_maps, enum pinctrl_map_type type)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) 	unsigned reserved_maps;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) 	struct device_node *np;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) 	int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) 	reserved_maps = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) 	*map = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) 	*num_maps = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) 	ret = pinconf_generic_dt_subnode_to_map(pctldev, np_config, map,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) 						&reserved_maps, num_maps, type);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) 	if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) 		goto exit;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) 	for_each_available_child_of_node(np_config, np) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) 		ret = pinconf_generic_dt_subnode_to_map(pctldev, np, map,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) 					&reserved_maps, num_maps, type);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) 		if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) 			goto exit;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) exit:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) 	pinctrl_utils_free_map(pctldev, *map, *num_maps);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) 	return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) EXPORT_SYMBOL_GPL(pinconf_generic_dt_node_to_map);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) void pinconf_generic_dt_free_map(struct pinctrl_dev *pctldev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) 				 struct pinctrl_map *map,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) 				 unsigned num_maps)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) 	pinctrl_utils_free_map(pctldev, map, num_maps);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) EXPORT_SYMBOL_GPL(pinconf_generic_dt_free_map);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) #endif