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/*
* Copyright (c) 2016 Toradex AG. All rights reserved.
*
* 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.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include <linux/sysedp.h>
#include <linux/platform_device.h>
#include <linux/platform_data/tegra_edp.h>
#include <linux/power_supply.h>
#include <mach/edp.h>
#include "board.h"
#include "board-panel.h"
/* --- EDP consumers data --- */
/* TODO static unsigned int ov5693_states[] = { 0, 300 };*/
static unsigned int mt9m114_states[] = { 0, 150 };
static unsigned int sdhci_states[] = { 0, 966 };
static unsigned int speaker_states[] = { 0, 1080 };
static unsigned int wifi_states[] = { 0, 3070 };
/* 10 inch panel */
static unsigned int pwm_backlight_states[] = {
0, 425, 851, 1276, 1702, 2127, 2553, 2978, 3404, 3829, 4255
};
/* TODO
static unsigned int as364x_states[] = {
0, 350, 700, 1050, 1400, 1750, 2100, 2450, 2800, 3150, 3500
};
*/
static struct sysedp_consumer_data apalis_tk1_sysedp_consumer_data[] = {
/* TODO SYSEDP_CONSUMER_DATA("ov5693", ov5693_states), */
SYSEDP_CONSUMER_DATA("mt9m114", mt9m114_states),
SYSEDP_CONSUMER_DATA("speaker", speaker_states),
SYSEDP_CONSUMER_DATA("wifi", wifi_states),
SYSEDP_CONSUMER_DATA("pwm-backlight", pwm_backlight_states),
SYSEDP_CONSUMER_DATA("sdhci-tegra.2", sdhci_states),
SYSEDP_CONSUMER_DATA("sdhci-tegra.3", sdhci_states),
/* TODO SYSEDP_CONSUMER_DATA("as364x", as364x_states), */
};
static struct sysedp_platform_data apalis_tk1_sysedp_platform_data = {
.consumer_data = apalis_tk1_sysedp_consumer_data,
.consumer_data_size = ARRAY_SIZE(apalis_tk1_sysedp_consumer_data),
.margin = 0,
};
static struct platform_device apalis_tk1_sysedp_device = {
.name = "sysedp",
.id = -1,
.dev = {.platform_data = &apalis_tk1_sysedp_platform_data}
};
void __init apalis_tk1_new_sysedp_init(void)
{
int r;
r = platform_device_register(&apalis_tk1_sysedp_device);
WARN_ON(r);
}
/* --- Battery monitor data --- */
static struct sysedp_batmon_ibat_lut apalis_tk1_ibat_lut[] = {
/*-- temp in deci-C, current in milli ampere --*/
{600, 9750},
{-300, 9750}
};
/* Values for Leyden HY-LDN-N-TD battery */
/* 45C 23C 10C 5C 0C -20 */
static int rbat_data[] = {
100000, 120000, 140000, 170000, 190000, 210000, /* 100% */
100000, 120000, 150000, 170000, 190000, 210000, /* 55% */
100000, 130000, 150000, 170000, 200000, 210000, /* 50% */
110000, 130000, 160000, 170000, 200000, 210000, /* 10% */
120000, 140000, 170000, 180000, 210000, 220000, /* 0% */
};
static int rbat_temp_axis[] = { 45, 23, 10, 5, 0, -20 };
static int rbat_capacity_axis[] = { 100, 55, 50, 10, 0 };
struct sysedp_batmon_rbat_lut apalis_tk1_rbat_lut = {
.temp_axis = rbat_temp_axis,
.temp_size = ARRAY_SIZE(rbat_temp_axis),
.capacity_axis = rbat_capacity_axis,
.capacity_size = ARRAY_SIZE(rbat_capacity_axis),
.data = rbat_data,
.data_size = ARRAY_SIZE(rbat_data),
};
/* Fuel Gauge is BQ20z45 (SBS battery) */
static struct sysedp_batmon_ocv_lut apalis_tk1_ocv_lut[] = {
/*SOC, OCV in micro volt */
{100, 8372010},
{95, 8163880},
{90, 8069280},
{85, 7970700},
{80, 7894100},
{75, 7820860},
{70, 7751890},
{65, 7691770},
{60, 7641110},
{55, 7598990},
{50, 7564200},
{45, 7534290},
{40, 7511410},
{35, 7491870},
{30, 7468380},
{25, 7435720},
{20, 7388720},
{15, 7338370},
{10, 7219650},
{0, 5999850},
};
static struct sysedp_batmon_calc_platform_data apalis_tk1_batmon_pdata = {
.power_supply = "sbs-battery",
.r_const = 70000, /* in micro ohm */
.vsys_min = 5880000, /* in micro volt */
.ibat_lut = apalis_tk1_ibat_lut,
.rbat_lut = &apalis_tk1_rbat_lut,
.ocv_lut = apalis_tk1_ocv_lut,
};
static struct platform_device apalis_tk1_batmon_device = {
.name = "sysedp_batmon_calc",
.id = -1,
.dev = {.platform_data = &apalis_tk1_batmon_pdata}
};
void __init apalis_tk1_sysedp_batmon_init(void)
{
int r;
if (get_power_supply_type() != POWER_SUPPLY_TYPE_BATTERY) {
/* modify platform data on-the-fly to enable virtual battery */
apalis_tk1_batmon_pdata.power_supply = "test_battery";
apalis_tk1_batmon_pdata.update_interval = 2000;
}
r = platform_device_register(&apalis_tk1_batmon_device);
WARN_ON(r);
}
static struct tegra_sysedp_platform_data
apalis_tk1_sysedp_dynamic_capping_platdata = {
.core_gain = 100,
.init_req_watts = 20000,
};
static struct platform_device apalis_tk1_sysedp_dynamic_capping = {
.name = "sysedp_dynamic_capping",
.id = -1,
.dev = {.platform_data = &apalis_tk1_sysedp_dynamic_capping_platdata}
};
void __init apalis_tk1_sysedp_dynamic_capping_init(void)
{
int r;
struct tegra_sysedp_corecap *corecap;
unsigned int corecap_size;
corecap = tegra_get_sysedp_corecap(&corecap_size);
if (!corecap) {
WARN_ON(1);
return;
}
apalis_tk1_sysedp_dynamic_capping_platdata.corecap = corecap;
apalis_tk1_sysedp_dynamic_capping_platdata.corecap_size = corecap_size;
apalis_tk1_sysedp_dynamic_capping_platdata.cpufreq_lim =
tegra_get_system_edp_entries
(&apalis_tk1_sysedp_dynamic_capping_platdata.cpufreq_lim_size);
if (!apalis_tk1_sysedp_dynamic_capping_platdata.cpufreq_lim) {
WARN_ON(1);
return;
}
r = platform_device_register(&apalis_tk1_sysedp_dynamic_capping);
WARN_ON(r);
}
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