linux-imx

/*

 * Copyright (c) 2014-2016, NVIDIA CORPORATION.  All rights reserved.

 *

 * This software is licensed under the terms of the GNU General Public

 * License version 2, as published by the Free Software Foundation, and

 * may be copied, distributed, and modified under those terms.

 *

 * 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/module.h>

#include <linux/platform_device.h>

#include <soc/tegra/fuse.h>

​

#include <dt-bindings/thermal/tegra124-soctherm.h>

​

#include "soctherm.h"

​

#define TEGRA210_THERMTRIP_ANY_EN_MASK      (0x1 << 31)

#define TEGRA210_THERMTRIP_MEM_EN_MASK      (0x1 << 30)

#define TEGRA210_THERMTRIP_GPU_EN_MASK      (0x1 << 29)

#define TEGRA210_THERMTRIP_CPU_EN_MASK      (0x1 << 28)

#define TEGRA210_THERMTRIP_TSENSE_EN_MASK   (0x1 << 27)

#define TEGRA210_THERMTRIP_GPUMEM_THRESH_MASK   (0x1ff << 18)

#define TEGRA210_THERMTRIP_CPU_THRESH_MASK  (0x1ff << 9)

#define TEGRA210_THERMTRIP_TSENSE_THRESH_MASK   0x1ff

​

#define TEGRA210_THERMCTL_LVL0_UP_THRESH_MASK   (0x1ff << 18)

#define TEGRA210_THERMCTL_LVL0_DN_THRESH_MASK   (0x1ff << 9)

​

#define TEGRA210_THRESH_GRAIN           500

#define TEGRA210_BPTT               9

​

static const struct tegra_tsensor_configuration tegra210_tsensor_config = {

    .tall = 16300,

    .tiddq_en = 1,

    .ten_count = 1,

    .tsample = 120,

    .tsample_ate = 480,

};

​

static const struct tegra_tsensor_group tegra210_tsensor_group_cpu = {

    .id = TEGRA124_SOCTHERM_SENSOR_CPU,

    .name = "cpu",

    .sensor_temp_offset = SENSOR_TEMP1,

    .sensor_temp_mask = SENSOR_TEMP1_CPU_TEMP_MASK,

    .pdiv = 8,

    .pdiv_ate = 8,

    .pdiv_mask = SENSOR_PDIV_CPU_MASK,

    .pllx_hotspot_diff = 10,

    .pllx_hotspot_mask = SENSOR_HOTSPOT_CPU_MASK,

    .thermtrip_any_en_mask = TEGRA210_THERMTRIP_ANY_EN_MASK,

    .thermtrip_enable_mask = TEGRA210_THERMTRIP_CPU_EN_MASK,

    .thermtrip_threshold_mask = TEGRA210_THERMTRIP_CPU_THRESH_MASK,

    .thermctl_lvl0_offset = THERMCTL_LEVEL0_GROUP_CPU,

    .thermctl_lvl0_up_thresh_mask = TEGRA210_THERMCTL_LVL0_UP_THRESH_MASK,

    .thermctl_lvl0_dn_thresh_mask = TEGRA210_THERMCTL_LVL0_DN_THRESH_MASK,

};

​

static const struct tegra_tsensor_group tegra210_tsensor_group_gpu = {

    .id = TEGRA124_SOCTHERM_SENSOR_GPU,

    .name = "gpu",

    .sensor_temp_offset = SENSOR_TEMP1,

    .sensor_temp_mask = SENSOR_TEMP1_GPU_TEMP_MASK,

    .pdiv = 8,

    .pdiv_ate = 8,

    .pdiv_mask = SENSOR_PDIV_GPU_MASK,

    .pllx_hotspot_diff = 5,

    .pllx_hotspot_mask = SENSOR_HOTSPOT_GPU_MASK,

    .thermtrip_any_en_mask = TEGRA210_THERMTRIP_ANY_EN_MASK,

    .thermtrip_enable_mask = TEGRA210_THERMTRIP_GPU_EN_MASK,

    .thermtrip_threshold_mask = TEGRA210_THERMTRIP_GPUMEM_THRESH_MASK,

    .thermctl_lvl0_offset = THERMCTL_LEVEL0_GROUP_GPU,

    .thermctl_lvl0_up_thresh_mask = TEGRA210_THERMCTL_LVL0_UP_THRESH_MASK,

    .thermctl_lvl0_dn_thresh_mask = TEGRA210_THERMCTL_LVL0_DN_THRESH_MASK,

};

​

static const struct tegra_tsensor_group tegra210_tsensor_group_pll = {

    .id = TEGRA124_SOCTHERM_SENSOR_PLLX,

    .name = "pll",

    .sensor_temp_offset = SENSOR_TEMP2,

    .sensor_temp_mask = SENSOR_TEMP2_PLLX_TEMP_MASK,

    .pdiv = 8,

    .pdiv_ate = 8,

    .pdiv_mask = SENSOR_PDIV_PLLX_MASK,

    .thermtrip_any_en_mask = TEGRA210_THERMTRIP_ANY_EN_MASK,

    .thermtrip_enable_mask = TEGRA210_THERMTRIP_TSENSE_EN_MASK,

    .thermtrip_threshold_mask = TEGRA210_THERMTRIP_TSENSE_THRESH_MASK,