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/*
* Copyright (c) 2006-2022, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2022-11-21 GuEe-GUI first version
*/
#ifndef __OPP_SELECT_H__
#define __OPP_SELECT_H__
#include <rtthread.h>
#include <rtdevice.h>
struct opp_info;
struct volt_rm_table
{
int volt;
int rm;
};
struct opp_data
{
rt_err_t (*get_soc_info)(struct rt_device *dev, struct rt_ofw_node *np,
int *bin, int *process);
rt_err_t (*set_soc_info)(struct rt_device *dev, struct rt_ofw_node *np,
struct opp_info *info);
rt_err_t (*set_read_margin)(struct rt_device *dev,
struct opp_info *opp_info, rt_uint32_t rm);
rt_err_t (*config_regulators)(struct rt_device *dev,
struct rt_dvfs_opp *old_opp, struct rt_dvfs_opp *new_opp,
struct opp_info *info);
};
struct opp_info
{
struct rt_device *dev;
struct rt_ofw_node *opp_np;
const struct opp_data *data;
struct rt_clk *clk;
struct rt_regulator *supply;
struct rt_regulator *mem_supply;
int bin;
int process;
int volt_sel;
int scale;
int leakage;
rt_bool_t is_runtime_active;
struct rt_spinlock dvfs_lock;
};
#if defined(RT_DVFS_ROCKCHIP_CPUFREQ)
void get_opp_data(const struct rt_ofw_node_id *matches, struct opp_info *info);
rt_err_t nvmem_cell_read_u8(struct rt_ofw_node *np, const char *cell_id,
rt_uint8_t *val);
const char *regulator_name(struct rt_ofw_node *cpu_np);
rt_err_t opp_table_init(struct rt_device *dev, struct opp_info *info,
const char *reg_name);
void opp_table_uninit(struct rt_device *dev, struct opp_info *info);
rt_err_t opp_table_adjust(struct rt_device *dev, struct opp_info *info,
struct rt_dvfs_scaling *scaling);
rt_err_t opp_parse(struct rt_dvfs_scaling *dvfs, struct rt_dvfs_opp *opp,
struct rt_ofw_node *opp_np, struct opp_info *info);
rt_err_t cpufreq_set_opp(struct rt_dvfs_scaling *scaling, struct rt_dvfs_opp *opp,
struct opp_info *info);
rt_err_t cpufreq_sync_hw_state(struct rt_dvfs_scaling *scaling);
void opp_dvfs_lock(struct opp_info *info);
void opp_dvfs_unlock(struct opp_info *info);
#else
static inline void get_opp_data(const struct rt_ofw_node_id *matches,
struct opp_info *info)
{
RT_UNUSED(matches);
RT_UNUSED(info);
}
static inline rt_err_t opp_table_init(struct rt_device *dev,
struct opp_info *info, const char *reg_name)
{
RT_UNUSED(dev);
RT_UNUSED(info);
RT_UNUSED(reg_name);
return -RT_ENOSYS;
}
#endif /* RT_DVFS_ROCKCHIP_CPUFREQ */
#endif /* __OPP_SELECT_H__ */
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