src/drivers/i2c/nct7802y/nct7802y.c

/* SPDX-License-Identifier: GPL-2.0-only */

#include <console/console.h>
#include <device/device.h>
#include <types.h>

#include "nct7802y.h"
#include "chip.h"

static void nct7802y_init_sensors(struct device *const dev)
{
	const struct drivers_i2c_nct7802y_config *const config = dev->chip_info;
	unsigned int i;
	u8 value = 0;

	for (i = 0; i < NCT7802Y_RTD_CNT; ++i)
		value |= MODE_SELECTION_RTDx(i, config->sensors.rtd[i]);
	if (config->sensors.local_enable)
		value |= MODE_SELECTION_LTD_EN;
	nct7802y_write(dev, MODE_SELECTION, value);
}

static void nct7802y_init(struct device *const dev)
{
	if (!dev->chip_info) {
		printk(BIOS_WARNING,
		       "NCT7802Y driver selected but not configured.");
		return;
	}

	nct7802y_init_peci(dev);
	nct7802y_init_sensors(dev);
	nct7802y_init_fan(dev);
}

static struct device_operations nct7802y_ops = {
	.read_resources		= noop_read_resources,
	.set_resources		= noop_set_resources,
	.init			= nct7802y_init,
};

static void nct7802y_enable(struct device *const dev)
{
	dev->ops = &nct7802y_ops;
}

struct chip_operations drivers_i2c_nct7802y_ops = {
	.name = "NCT7802Y",
	.enable_dev = nct7802y_enable
};