blob: f62cdc4f4234f2aea43d86fffb9afb7853a2342c [file] [log] [blame]
* Utility functions for parsing Tegra CVB voltage tables
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
#include <linux/types.h>
struct device;
#define MAX_DVFS_FREQS 40
struct rail_alignment {
int offset_uv;
int step_uv;
struct cvb_coefficients {
int c0;
int c1;
int c2;
struct cvb_table_freq_entry {
unsigned long freq;
struct cvb_coefficients coefficients;
struct cvb_cpu_dfll_data {
u32 tune0_low;
u32 tune0_high;
u32 tune1;
struct cvb_table {
int speedo_id;
int process_id;
int min_millivolts;
int max_millivolts;
struct rail_alignment alignment;
int speedo_scale;
int voltage_scale;
struct cvb_table_freq_entry cvb_table[MAX_DVFS_FREQS];
struct cvb_cpu_dfll_data cpu_dfll_data;
const struct cvb_table *tegra_cvb_build_opp_table(
const struct cvb_table *cvb_tables,
size_t sz, int process_id,
int speedo_id, int speedo_value,
unsigned long max_rate,
struct device *opp_dev);