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/*
* Copyright (c) 2013-2014, NVIDIA Corporation. 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 <linux/interrupt.h>
#include "board-ardbeg.h"
#include "board.h"
#include "board-panel.h"
#include "common.h"
#include "tegra11_soctherm.h"
/* --- EDP consumers data --- */
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, 1020 };
/* default - 19x12 8" panel*/
static unsigned int pwm_backlight_default_states[] = {
20, 241, 461, 681, 902, 1122, 1342, 1563, 1783, 2003, 2223
};
/* (optional) 12x8 8" panel */
static unsigned int pwm_backlight_8_12x8_states[] = {
0, 125, 250, 375, 500, 625, 750, 875, 1000, 1125, 1250
};
/* (optional) 10" panel */
static unsigned int pwm_backlight_10_states[] = {
0, 425, 851, 1276, 1702, 2127, 2553, 2978, 3404, 3829, 4255
};
static unsigned int as364x_states[] = {
0, 350, 700, 1050, 1400, 1750, 2100, 2450, 2800, 3150, 3500
};
static struct sysedp_consumer_data tn8_sysedp_consumer_data[] = {
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_default_states),
SYSEDP_CONSUMER_DATA("sdhci-tegra.2", sdhci_states),
SYSEDP_CONSUMER_DATA("sdhci-tegra.3", sdhci_states),
SYSEDP_CONSUMER_DATA("as364x", as364x_states),
};
static struct sysedp_platform_data tn8_sysedp_platform_data = {
.consumer_data = tn8_sysedp_consumer_data,
.consumer_data_size = ARRAY_SIZE(tn8_sysedp_consumer_data),
.margin = 0,
#if defined(CONFIG_ARCH_TEGRA_13x_SOC)
.min_budget = 0,
#else
.min_budget = 4400,
#endif
};
static struct platform_device tn8_sysedp_device = {
.name = "sysedp",
.id = -1,
.dev = { .platform_data = &tn8_sysedp_platform_data }
};
void __init tn8_new_sysedp_init(void)
{
int r;
struct board_info board;
tegra_get_display_board_info(&board);
/* Some TN8 boards use non-default display */
switch (board.board_id) {
case BOARD_E1797:
memcpy(pwm_backlight_default_states,
pwm_backlight_10_states,
sizeof(pwm_backlight_default_states));
break;
case BOARD_E1549:
case BOARD_E1807:
memcpy(pwm_backlight_default_states,
pwm_backlight_8_12x8_states,
sizeof(pwm_backlight_default_states));
break;
default:
pr_warn("%s: Unknown tn8 display board id, 0x%x! Assuming E1937.\n",
__func__, board.board_id);
case BOARD_E1937:
break;
}
r = platform_device_register(&tn8_sysedp_device);
WARN_ON(r);
}
#if defined(CONFIG_ARCH_TEGRA_13x_SOC)
static struct tegra_sysedp_platform_data tn8_sysedp_dynamic_capping_platdata = {
.core_gain = 100,
.init_req_watts = 20000,
.pthrot_ratio = 75,
.cap_method = TEGRA_SYSEDP_CAP_METHOD_SIGNAL,
};
#else
static struct tegra_sysedp_platform_data tn8_sysedp_dynamic_capping_platdata = {
.core_gain = 115,
.init_req_watts = 20000,
.pthrot_ratio = 75,
.cap_method = TEGRA_SYSEDP_CAP_METHOD_SIGNAL,
};
#endif
static struct platform_device tn8_sysedp_dynamic_capping = {
.name = "sysedp_dynamic_capping",
.id = -1,
.dev = { .platform_data = &tn8_sysedp_dynamic_capping_platdata }
};
struct sysedp_reactive_capping_platform_data tn8_voltmon_oc1_platdata = {
.max_capping_mw = 15000,
.step_alarm_mw = 1000,
.step_relax_mw = 500,
.relax_ms = 250,
.sysedpc = {
.name = "voltmon_oc1"
},
.irq = TEGRA_SOC_OC_IRQ_BASE + TEGRA_SOC_OC_IRQ_1,
.irq_flags = IRQF_ONESHOT | IRQF_TRIGGER_FALLING,
};
static struct platform_device tn8_sysedp_reactive_capping_oc1 = {
.name = "sysedp_reactive_capping",
.id = 0,
.dev = { .platform_data = &tn8_voltmon_oc1_platdata }
};
struct sysedp_reactive_capping_platform_data tn8_battery_oc4_platdata = {
.max_capping_mw = 15000,
.step_alarm_mw = 1000,
.step_relax_mw = 500,
.relax_ms = 250,
.sysedpc = {
.name = "battery_oc4"
},
.irq = TEGRA_SOC_OC_IRQ_BASE + TEGRA_SOC_OC_IRQ_4,
.irq_flags = IRQF_ONESHOT | IRQF_TRIGGER_FALLING,
};
static struct platform_device tn8_sysedp_reactive_capping_oc4 = {
.name = "sysedp_reactive_capping",
.id = 1,
.dev = { .platform_data = &tn8_battery_oc4_platdata }
};
void __init tn8_sysedp_dynamic_capping_init(void)
{
int r;
struct tegra_sysedp_corecap *corecap;
unsigned int corecap_size;
struct board_info board;
corecap = tegra_get_sysedp_corecap(&corecap_size);
if (!corecap) {
WARN_ON(1);
return;
}
tn8_sysedp_dynamic_capping_platdata.corecap = corecap;
tn8_sysedp_dynamic_capping_platdata.corecap_size = corecap_size;
tn8_sysedp_dynamic_capping_platdata.cpufreq_lim = tegra_get_system_edp_entries(
&tn8_sysedp_dynamic_capping_platdata.cpufreq_lim_size);
if (!tn8_sysedp_dynamic_capping_platdata.cpufreq_lim) {
WARN_ON(1);
return;
}
tegra_get_board_info(&board);
if ((board.board_id == BOARD_P1761 && board.fab >= BOARD_FAB_A02) ||
board.board_id == BOARD_P1765) {
tn8_sysedp_dynamic_capping_platdata.cap_method =
TEGRA_SYSEDP_CAP_METHOD_RELAX;
}
r = platform_device_register(&tn8_sysedp_dynamic_capping);
WARN_ON(r);
r = platform_device_register(&tn8_sysedp_reactive_capping_oc1);
WARN_ON(r);
r = platform_device_register(&tn8_sysedp_reactive_capping_oc4);
WARN_ON(r);
}
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