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tegra: dfll: forward-port 4.9 dfll

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Signed-off-by: Thomas Makin <halorocker89@gmail.com>
This commit is contained in:
Thomas Makin
2025-07-14 23:47:52 -05:00
parent 67794f541b
commit abf00560ea
9 changed files with 3213 additions and 661 deletions
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include/soc/tegra/tegra-dfll.h
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/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2014-2017, NVIDIA CORPORATION. All rights reserved
*/
#ifndef _TEGRA_DFLL_H_
#define _TEGRA_DFLL_H_
#include <linux/kernel.h>
#include <linux/platform_device.h>
enum tegra_dfll_thermal_type {
TEGRA_DFLL_THERMAL_FLOOR = 0,
TEGRA_DFLL_THERMAL_CAP,
};
struct tegra_dfll;
extern struct tegra_dfll *tegra_dfll_get_by_phandle(struct device_node *np,
const char *prop);
extern int tegra_dfll_update_thermal_index(struct tegra_dfll *td,
enum tegra_dfll_thermal_type type,
unsigned long new_index);
extern int tegra_dfll_get_thermal_index(struct tegra_dfll *td,
enum tegra_dfll_thermal_type type);
extern int tegra_dfll_count_thermal_states(struct tegra_dfll *td,
enum tegra_dfll_thermal_type type);
int tegra_dfll_set_external_floor_mv(int external_floor_mv);
u32 tegra_dfll_get_thermal_floor_mv(void);
u32 tegra_dfll_get_peak_thermal_floor_mv(void);
u32 tegra_dfll_get_thermal_cap_mv(void);
u32 tegra_dfll_get_min_millivolts(void);
struct rail_alignment *tegra_dfll_get_alignment(void);
const char *tegra_dfll_get_cvb_version(void);
#endif