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power: Add 5V regulator driver

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CTCaer 2019-12-08 01:36:35 +02:00
parent 96bafd8bd7
commit a6d8854499
3 changed files with 102 additions and 1 deletions
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2
nyx/Makefile
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@ -39,7 +39,7 @@ OBJS += $(addprefix $(BUILDDIR)/$(TARGET)/, \
bpmp.o clock.o cluster.o di.o gpio.o i2c.o mc.o sdram.o pinmux.o se.o smmu.o tsec.o uart.o \
fuse.o kfuse.o minerva.o \
sdmmc.o sdmmc_driver.o \
bq24193.o max17050.o max7762x.o max77620-rtc.o \
bq24193.o max17050.o max7762x.o max77620-rtc.o regulator_5v.o \
touch.o tmp451.o fan.o \
hw_init.o \
)

67
nyx/nyx_gui/power/regulator_5v.c Normal file
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@ -0,0 +1,67 @@
/*
* Copyright (c) 2019 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/gpio.h"
#include "../soc/pinmux.h"
#include "../soc/t210.h"
#include "../utils/types.h"
static u8 reg_5v_dev = 0;
void regulator_enable_5v(u8 dev)
{
// The power supply selection from battery or USB is automatic.
if (!reg_5v_dev)
{
// Fan and Rail power from internal 5V regulator (battery).
PINMUX_AUX(PINMUX_AUX_SATA_LED_ACTIVE) = 1;
gpio_config(GPIO_PORT_A, GPIO_PIN_5, GPIO_MODE_GPIO);
gpio_output_enable(GPIO_PORT_A, GPIO_PIN_5, GPIO_OUTPUT_ENABLE);
gpio_write(GPIO_PORT_A, GPIO_PIN_5, GPIO_HIGH);
// Fan and Rail power from USB 5V VDD.
PINMUX_AUX(PINMUX_AUX_USB_VBUS_EN0) = PINMUX_LPDR | 1;
gpio_config(GPIO_PORT_CC, GPIO_PIN_4, GPIO_MODE_GPIO);
gpio_output_enable(GPIO_PORT_CC, GPIO_PIN_4, GPIO_OUTPUT_ENABLE);
gpio_write(GPIO_PORT_CC, GPIO_PIN_4, GPIO_HIGH);
}
reg_5v_dev |= dev;
}
void regulator_disable_5v(u8 dev)
{
reg_5v_dev &= ~dev;
if (!reg_5v_dev)
{
// Rail power from internal 5V regulator (battery).
gpio_write(GPIO_PORT_A, GPIO_PIN_5, GPIO_LOW);
gpio_output_enable(GPIO_PORT_A, GPIO_PIN_5, GPIO_OUTPUT_DISABLE);
gpio_config(GPIO_PORT_A, GPIO_PIN_5, GPIO_MODE_SPIO);
PINMUX_AUX(PINMUX_AUX_SATA_LED_ACTIVE) = PINMUX_PARKED | PINMUX_INPUT_ENABLE;
// Rail power from USB 5V VDD.
gpio_write(GPIO_PORT_CC, GPIO_PIN_4, GPIO_LOW);
gpio_output_enable(GPIO_PORT_CC, GPIO_PIN_4, GPIO_OUTPUT_DISABLE);
gpio_config(GPIO_PORT_CC, GPIO_PIN_4, GPIO_MODE_SPIO);
PINMUX_AUX(PINMUX_AUX_USB_VBUS_EN0) = PINMUX_IO_HV | PINMUX_LPDR | PINMUX_PARKED | PINMUX_INPUT_ENABLE;
}
}
bool regulator_get_5v_dev_enabled(u8 dev)
{
return (reg_5v_dev & dev);
}

34
nyx/nyx_gui/power/regulator_5v.h Normal file
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@ -0,0 +1,34 @@
/*
* Copyright (c) 2019 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 _REGULATOR_5V_H_
#define _REGULATOR_5V_H_
#include "../utils/types.h"
enum
{
REGULATOR_5V_FAN = (1 << 0),
REGULATOR_5V_JC_R = (1 << 1),
REGULATOR_5V_JC_L = (1 << 2),
REGULATOR_5V_ALL = 0xFF
};
void regulator_enable_5v(u8 dev);
void regulator_disable_5v(u8 dev);
bool regulator_get_5v_dev_enabled(u8 dev);
#endif