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This commit is contained in:
Slluxx 2023-05-09 01:53:15 +02:00
parent 0bcd59d0cb
commit a2679d92c9
398 changed files with 116325 additions and 35 deletions
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115
bdk/thermal/fan.c Normal file
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/*
* Fan driver for Nintendo Switch
*
* Copyright (c) 2018-2021 CTCaer
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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, see <http://www.gnu.org/licenses/>.
*/
#include <thermal/fan.h>
#include <power/regulator_5v.h>
#include <soc/fuse.h>
#include <soc/gpio.h>
#include <soc/pinmux.h>
#include <soc/t210.h>
#include <utils/util.h>
void set_fan_duty(u32 duty)
{
static bool fan_init = false;
static u16 curr_duty = -1;
if (duty > 236)
duty = 236;
if (curr_duty == duty)
return;
curr_duty = duty;
//! TODO: Add HOAG/AULA support.
u32 hw_type = fuse_read_hw_type();
if (hw_type != FUSE_NX_HW_TYPE_ICOSA &&
hw_type != FUSE_NX_HW_TYPE_IOWA)
return;
if (!fan_init)
{
// Fan tachometer.
PINMUX_AUX(PINMUX_AUX_CAM1_PWDN) = PINMUX_TRISTATE | PINMUX_INPUT_ENABLE | PINMUX_PULL_UP | 1;
gpio_config(GPIO_PORT_S, GPIO_PIN_7, GPIO_MODE_GPIO);
gpio_output_enable(GPIO_PORT_S, GPIO_PIN_7, GPIO_OUTPUT_DISABLE);
PWM(PWM_CONTROLLER_PWM_CSR_1) = PWM_CSR_EN | (0x100 << 16); // Max PWM to disable fan.
PINMUX_AUX(PINMUX_AUX_LCD_GPIO2) = 1; // Set source to PWM1.
gpio_config(GPIO_PORT_V, GPIO_PIN_4, GPIO_MODE_SPIO); // Fan power mode.
fan_init = true;
}
// Inverted polarity.
u32 inv_duty = 236 - duty;
// If disabled send a 0 duty.
if (inv_duty == 236)
{
PWM(PWM_CONTROLLER_PWM_CSR_1) = PWM_CSR_EN | (0x100 << 16); // Bit 24 is absolute 0%.
regulator_5v_disable(REGULATOR_5V_FAN);
// Disable fan.
PINMUX_AUX(PINMUX_AUX_LCD_GPIO2) =
PINMUX_INPUT_ENABLE | PINMUX_PARKED | PINMUX_TRISTATE | PINMUX_PULL_DOWN; // Set source to PWM1.
}
else // Set PWM duty.
{
// Fan power supply.
regulator_5v_enable(REGULATOR_5V_FAN);
PWM(PWM_CONTROLLER_PWM_CSR_1) = PWM_CSR_EN | (inv_duty << 16);
// Enable fan.
PINMUX_AUX(PINMUX_AUX_LCD_GPIO2) = 1; // Set source to PWM1.
}
}
void get_fan_speed(u32 *duty, u32 *rpm)
{
if (rpm)
{
u32 irq_count = 0;
bool should_read = true;
// Poll irqs for 2 seconds. (5 seconds for accurate count).
int timer = get_tmr_us() + 2000000;
while ((timer - get_tmr_us()) > 0)
{
bool irq_val = gpio_read(GPIO_PORT_S, GPIO_PIN_7);
if (irq_val && should_read)
{
irq_count++;
should_read = false;
}
else if (!irq_val)
should_read = true;
}
// Halve the irq count.
irq_count /= 2;
// Calculate rpm based on triggered interrupts.
*rpm = irq_count * (60 / 2);
}
if (duty)
*duty = 236 - ((PWM(PWM_CONTROLLER_PWM_CSR_1) >> 16) & 0xFF);
}

29
bdk/thermal/fan.h Normal file
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/*
* Fan driver for Nintendo Switch
*
* Copyright (c) 2018 CTCaer
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef __FAN_H_
#define __FAN_H_
#include <utils/types.h>
// Disable: 0 (0 RPM), min duty: 1 (960 RPM), max duty 235 (11000 RPM).
void set_fan_duty(u32 duty);
// Passing NULL ptr on either of the two, disables parsing of it.
void get_fan_speed(u32 *duty, u32 *rpm);
#endif /* __FAN_H_ */

87
bdk/thermal/tmp451.c Normal file
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/*
* SOC/PCB Temperature driver for Nintendo Switch's TI TMP451
*
* Copyright (c) 2018-2020 CTCaer
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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, see <http://www.gnu.org/licenses/>.
*/
#include <soc/hw_init.h>
#include <soc/i2c.h>
#include <soc/t210.h>
#include <thermal/tmp451.h>
u16 tmp451_get_soc_temp(bool intenger)
{
u8 val;
u16 temp = 0;
val = i2c_recv_byte(I2C_1, TMP451_I2C_ADDR, TMP451_SOC_TEMP_REG);
if (intenger)
return val;
temp = val << 8;
val = i2c_recv_byte(I2C_1, TMP451_I2C_ADDR, TMP451_SOC_TMP_DEC_REG);
temp |= ((val >> 4) * 625) / 100;
return temp;
}
u16 tmp451_get_pcb_temp(bool intenger)
{
u8 val;
u16 temp = 0;
val = i2c_recv_byte(I2C_1, TMP451_I2C_ADDR, TMP451_PCB_TEMP_REG);
if (intenger)
return val;
temp = val << 8;
val = i2c_recv_byte(I2C_1, TMP451_I2C_ADDR, TMP451_PCB_TMP_DEC_REG);
temp |= ((val >> 4) * 625) / 100;
return temp;
}
void tmp451_init()
{
// Disable ALARM and Range to 0 - 127 oC.
i2c_send_byte(I2C_1, TMP451_I2C_ADDR, TMP451_CONFIG_REG, 0x80);
// Set remote sensor offsets based on SoC.
if (hw_get_chip_id() == GP_HIDREV_MAJOR_T210)
{
// Set offset to 0 oC for Erista.
i2c_send_byte(I2C_1, TMP451_I2C_ADDR, TMP451_SOC_TMP_OFH_REG, 0);
i2c_send_byte(I2C_1, TMP451_I2C_ADDR, TMP451_SOC_TMP_OFL_REG, 0);
}
else
{
// Set offset to -12.5 oC for Mariko.
i2c_send_byte(I2C_1, TMP451_I2C_ADDR, TMP451_SOC_TMP_OFH_REG, 0xF3); // - 13 oC.
i2c_send_byte(I2C_1, TMP451_I2C_ADDR, TMP451_SOC_TMP_OFL_REG, 0x80); // + 0.5 oC.
}
// Set conversion rate to 32/s and make a read to update the reg.
i2c_send_byte(I2C_1, TMP451_I2C_ADDR, TMP451_CNV_RATE_REG, 9);
tmp451_get_soc_temp(false);
// Set rate to every 4 seconds.
i2c_send_byte(I2C_1, TMP451_I2C_ADDR, TMP451_CNV_RATE_REG, 2);
}
void tmp451_end()
{
// Place into shutdown mode to conserve power.
i2c_send_byte(I2C_1, TMP451_I2C_ADDR, TMP451_CONFIG_REG, 0xC0);
}

46
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/*
* SOC/PCB Temperature driver for Nintendo Switch's TI TMP451
*
* Copyright (c) 2018 CTCaer
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef __TMP451_H_
#define __TMP451_H_
#include <utils/types.h>
#define TMP451_I2C_ADDR 0x4C
#define TMP451_PCB_TEMP_REG 0x00
#define TMP451_SOC_TEMP_REG 0x01
#define TMP451_CONFIG_REG 0x09
#define TMP451_CNV_RATE_REG 0x0A
#define TMP451_SOC_TMP_DEC_REG 0x10
#define TMP451_PCB_TMP_DEC_REG 0x15
#define TMP451_SOC_TMP_OFH_REG 0x11
#define TMP451_SOC_TMP_OFL_REG 0x12
// If input is false, the return value is packed. MSByte is the integer in oC
// and the LSByte is the decimal point truncated to 2 decimal places.
// Otherwise it's an integer oC.
u16 tmp451_get_soc_temp(bool integer);
u16 tmp451_get_pcb_temp(bool integer);
void tmp451_init();
void tmp451_end();
#endif /* __TMP451_H_ */