linux/drivers/cpufreq/imx-cpufreq-dt.c

// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright 2019 NXP
 */

#include <linux/clk.h>
#include <linux/cpu.h>
#include <linux/cpufreq.h>
#include <linux/err.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/nvmem-consumer.h>
#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/pm_opp.h>
#include <linux/regulator/consumer.h>
#include <linux/slab.h>

#include "cpufreq-dt.h"

#define OCOTP_CFG3_SPEED_GRADE_SHIFT …
#define OCOTP_CFG3_SPEED_GRADE_MASK …
#define IMX8MN_OCOTP_CFG3_SPEED_GRADE_MASK …
#define OCOTP_CFG3_MKT_SEGMENT_SHIFT …
#define OCOTP_CFG3_MKT_SEGMENT_MASK …
#define IMX8MP_OCOTP_CFG3_MKT_SEGMENT_SHIFT …
#define IMX8MP_OCOTP_CFG3_MKT_SEGMENT_MASK …

#define IMX7ULP_MAX_RUN_FREQ …

/* cpufreq-dt device registered by imx-cpufreq-dt */
static struct platform_device *cpufreq_dt_pdev;
static struct device *cpu_dev;
static int cpufreq_opp_token;

enum IMX7ULP_CPUFREQ_CLKS { … };

static struct clk_bulk_data imx7ulp_clks[] = …;

static unsigned int imx7ulp_get_intermediate(struct cpufreq_policy *policy,
					     unsigned int index)
{ … }

static int imx7ulp_target_intermediate(struct cpufreq_policy *policy,
					unsigned int index)
{ … }

static struct cpufreq_dt_platform_data imx7ulp_data = …;

static int imx_cpufreq_dt_probe(struct platform_device *pdev)
{ … }

static void imx_cpufreq_dt_remove(struct platform_device *pdev)
{ … }

static struct platform_driver imx_cpufreq_dt_driver = …;
module_platform_driver(…) …;

MODULE_ALIAS(…) …;
MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;