.get_group_name = rtc_pinctrl_get_group_name,
.dt_node_to_map = pinconf_generic_dt_node_to_map_pin,
.dt_free_map = pinconf_generic_dt_free_map,
};
enum rtc_pin_config_param {
PIN_CONFIG_ACTIVE_HIGH = PIN_CONFIG_END + 1,
};
static const struct pinconf_generic_params rtc_params[] = {
{"ti,active-high", PIN_CONFIG_ACTIVE_HIGH, 0},
};
#ifdef CONFIG_DEBUG_FS
static const struct pin_config_item rtc_conf_items[ARRAY_SIZE(rtc_params)] = {
PCONFDUMP(PIN_CONFIG_ACTIVE_HIGH, "input active high", NULL, false),
};
#endif
static int rtc_pinconf_get(struct pinctrl_dev *pctldev,
unsigned int pin, unsigned long *config)
{
struct omap_rtc *rtc = pinctrl_dev_get_drvdata(pctldev);
unsigned int param = pinconf_to_config_param(*config);
u32 val;
u16 arg = 0;
rtc->type->unlock(rtc);
val = rtc_readl(rtc, OMAP_RTC_PMIC_REG);
rtc->type->lock(rtc);
* enum zynq_pin_config_param - possible pin configuration parameters
* @PIN_CONFIG_IOSTANDARD: if the pin can select an IO standard, the argument to
* this parameter (on a custom format) tells the driver which alternative
* IO standard to use.
*/
enum zynq_pin_config_param {
PIN_CONFIG_IOSTANDARD = PIN_CONFIG_END + 1,
};
static const struct pinconf_generic_params zynq_dt_params[] = {
{"io-standard", PIN_CONFIG_IOSTANDARD, zynq_iostd_lvcmos18},
};
#ifdef CONFIG_DEBUG_FS
static const struct pin_config_item zynq_conf_items[ARRAY_SIZE(zynq_dt_params)] = {
PCONFDUMP(PIN_CONFIG_IOSTANDARD, "IO-standard", NULL, true),
};
#endif
static unsigned int zynq_pinconf_iostd_get(u32 reg)
{
return (reg & ZYNQ_PINCONF_IOTYPE_MASK) >> ZYNQ_PINCONF_IOTYPE_SHIFT;
}
static int zynq_pinconf_cfg_get(struct pinctrl_dev *pctldev,
unsigned pin,
unsigned long *config)
{
u32 reg;
int ret;
unsigned int arg = 0;
#include <linux/pinctrl/pinconf-generic.h>
#include "core.h"
#include "pinconf.h"
#ifdef CONFIG_DEBUG_FS
struct pin_config_item {
const enum pin_config_param param;
const char * const display;
const char * const format;
};
#define PCONFDUMP(a, b, c) { .param = a, .display = b, .format = c }
struct pin_config_item conf_items[] = {
PCONFDUMP(PIN_CONFIG_BIAS_DISABLE, "input bias disabled", NULL),
PCONFDUMP(PIN_CONFIG_BIAS_HIGH_IMPEDANCE, "input bias high impedance", NULL),
PCONFDUMP(PIN_CONFIG_BIAS_PULL_UP, "input bias pull up", NULL),
PCONFDUMP(PIN_CONFIG_BIAS_PULL_DOWN, "input bias pull down", NULL),
PCONFDUMP(PIN_CONFIG_DRIVE_PUSH_PULL, "output drive push pull", NULL),
PCONFDUMP(PIN_CONFIG_DRIVE_OPEN_DRAIN, "output drive open drain", NULL),
PCONFDUMP(PIN_CONFIG_DRIVE_OPEN_SOURCE, "output drive open source", NULL),
PCONFDUMP(PIN_CONFIG_INPUT_SCHMITT_ENABLE, "input schmitt enabled", NULL),
PCONFDUMP(PIN_CONFIG_INPUT_SCHMITT, "input schmitt trigger", NULL),
PCONFDUMP(PIN_CONFIG_INPUT_DEBOUNCE, "input debounce", "time units"),
PCONFDUMP(PIN_CONFIG_POWER_SOURCE, "pin power source", "selector"),
PCONFDUMP(PIN_CONFIG_SLEW_RATE, "slew rate", NULL),
PCONFDUMP(PIN_CONFIG_LOW_POWER_MODE, "pin low power", "mode"),
PCONFDUMP(PIN_CONFIG_OUTPUT, "pin output", "level"),
};
#include <linux/init.h>
#include <linux/device.h>
#include <linux/slab.h>
#include <linux/debugfs.h>
#include <linux/seq_file.h>
#include <linux/pinctrl/pinctrl.h>
#include <linux/pinctrl/pinconf.h>
#include <linux/pinctrl/pinconf-generic.h>
#include <linux/of.h>
#include "core.h"
#include "pinconf.h"
#include "pinctrl-utils.h"
#ifdef CONFIG_DEBUG_FS
static const struct pin_config_item conf_items[] = {
PCONFDUMP(PIN_CONFIG_BIAS_BUS_HOLD, "input bias bus hold", NULL, false),
PCONFDUMP(PIN_CONFIG_BIAS_DISABLE, "input bias disabled", NULL, false),
PCONFDUMP(PIN_CONFIG_BIAS_HIGH_IMPEDANCE, "input bias high impedance", NULL, false),
PCONFDUMP(PIN_CONFIG_BIAS_PULL_DOWN, "input bias pull down", NULL, false),
PCONFDUMP(PIN_CONFIG_BIAS_PULL_PIN_DEFAULT,
"input bias pull to pin specific state", NULL, false),
PCONFDUMP(PIN_CONFIG_BIAS_PULL_UP, "input bias pull up", NULL, false),
PCONFDUMP(PIN_CONFIG_DRIVE_OPEN_DRAIN, "output drive open drain", NULL, false),
PCONFDUMP(PIN_CONFIG_DRIVE_OPEN_SOURCE, "output drive open source", NULL, false),
PCONFDUMP(PIN_CONFIG_DRIVE_PUSH_PULL, "output drive push pull", NULL, false),
PCONFDUMP(PIN_CONFIG_DRIVE_STRENGTH, "output drive strength", "mA", true),
PCONFDUMP(PIN_CONFIG_INPUT_DEBOUNCE, "input debounce", "usec", true),
PCONFDUMP(PIN_CONFIG_INPUT_ENABLE, "input enabled", NULL, false),
PCONFDUMP(PIN_CONFIG_INPUT_SCHMITT, "input schmitt trigger", NULL, false),
PCONFDUMP(PIN_CONFIG_INPUT_SCHMITT_ENABLE, "input schmitt enabled", NULL, false),
PCONFDUMP(PIN_CONFIG_LOW_POWER_MODE, "pin low power", "mode", true),
struct device *dev;
struct regmap *map;
struct pinctrl_dev *ctrl;
struct gpio_chip chip;
};
static const struct pinconf_generic_params pmic_mpp_bindings[] = {
{"qcom,amux-route", PMIC_MPP_CONF_AMUX_ROUTE, 0},
{"qcom,analog-level", PMIC_MPP_CONF_ANALOG_LEVEL, 0},
{"qcom,dtest", PMIC_MPP_CONF_DTEST_SELECTOR, 0},
{"qcom,paired", PMIC_MPP_CONF_PAIRED, 0},
};
#ifdef CONFIG_DEBUG_FS
static const struct pin_config_item pmic_conf_items[] = {
PCONFDUMP(PMIC_MPP_CONF_AMUX_ROUTE, "analog mux", NULL, true),
PCONFDUMP(PMIC_MPP_CONF_ANALOG_LEVEL, "analog level", NULL, true),
PCONFDUMP(PMIC_MPP_CONF_DTEST_SELECTOR, "dtest", NULL, true),
PCONFDUMP(PMIC_MPP_CONF_PAIRED, "paired", NULL, false),
};
#endif
static const char *const pmic_mpp_groups[] = {
"mpp1", "mpp2", "mpp3", "mpp4", "mpp5", "mpp6", "mpp7", "mpp8",
};
#define PMIC_MPP_DIGITAL 0
#define PMIC_MPP_ANALOG 1
#define PMIC_MPP_SINK 2
static const char *const pmic_mpp_functions[] = {
