mirror of
https://github.com/CTCaer/hekate
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124 lines
3.5 KiB
C
124 lines
3.5 KiB
C
/*
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* Copyright (c) 2019-2021 CTCaer
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <soc/fuse.h>
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#include <soc/gpio.h>
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#include <soc/hw_init.h>
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#include <soc/pinmux.h>
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#include <soc/pmc.h>
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#include <soc/t210.h>
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#include <utils/types.h>
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static u8 reg_5v_dev = 0;
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static bool usb_src = false;
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void regulator_5v_enable(u8 dev)
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{
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// The power supply selection from battery or USB is automatic.
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if (!reg_5v_dev)
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{
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// Fan and Rail power from battery 5V regulator.
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PINMUX_AUX(PINMUX_AUX_SATA_LED_ACTIVE) = 1;
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gpio_config(GPIO_PORT_A, GPIO_PIN_5, GPIO_MODE_GPIO);
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gpio_output_enable(GPIO_PORT_A, GPIO_PIN_5, GPIO_OUTPUT_ENABLE);
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gpio_write(GPIO_PORT_A, GPIO_PIN_5, GPIO_HIGH);
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// Only Icosa and Iowa have USB 5V VBUS rails. Skip on Hoag/Aula.
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u32 hw_type = fuse_read_hw_type();
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if (hw_type == FUSE_NX_HW_TYPE_ICOSA ||
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hw_type == FUSE_NX_HW_TYPE_IOWA)
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{
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// Fan and Rail power from USB 5V VBUS.
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PINMUX_AUX(PINMUX_AUX_USB_VBUS_EN0) = PINMUX_LPDR | 1;
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gpio_config(GPIO_PORT_CC, GPIO_PIN_4, GPIO_MODE_GPIO);
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gpio_output_enable(GPIO_PORT_CC, GPIO_PIN_4, GPIO_OUTPUT_ENABLE);
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gpio_write(GPIO_PORT_CC, GPIO_PIN_4, GPIO_LOW);
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}
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// Make sure GPIO IO power is enabled.
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PMC(APBDEV_PMC_NO_IOPOWER) &= ~PMC_NO_IOPOWER_GPIO_IO_EN;
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(void)PMC(APBDEV_PMC_NO_IOPOWER); // Commit write.
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// Override power detect for GPIO AO IO rails.
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PMC(APBDEV_PMC_PWR_DET_VAL) &= ~PMC_PWR_DET_GPIO_IO_EN;
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(void)PMC(APBDEV_PMC_PWR_DET_VAL); // Commit write.
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usb_src = false;
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// Fan regulator 5V for Hoag/Aula.
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if (hw_type == FUSE_NX_HW_TYPE_HOAG ||
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hw_type == FUSE_NX_HW_TYPE_AULA)
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{
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PINMUX_AUX(PINMUX_AUX_ALS_PROX_INT) = PINMUX_PULL_DOWN;
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gpio_config(GPIO_PORT_X, GPIO_PIN_3, GPIO_MODE_GPIO);
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gpio_output_enable(GPIO_PORT_X, GPIO_PIN_3, GPIO_OUTPUT_ENABLE);
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gpio_write(GPIO_PORT_X, GPIO_PIN_3, GPIO_HIGH);
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}
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}
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reg_5v_dev |= dev;
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}
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void regulator_5v_disable(u8 dev)
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{
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reg_5v_dev &= ~dev;
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if (!reg_5v_dev)
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{
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// Rail power from battery 5V regulator.
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gpio_write(GPIO_PORT_A, GPIO_PIN_5, GPIO_LOW);
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// Only Icosa and Iowa have USB 5V VBUS rails. Skip on Hoag/Aula.
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u32 hw_type = fuse_read_hw_type();
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if (hw_type == FUSE_NX_HW_TYPE_ICOSA ||
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hw_type == FUSE_NX_HW_TYPE_IOWA)
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{
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// Rail power from USB 5V VBUS.
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gpio_write(GPIO_PORT_CC, GPIO_PIN_4, GPIO_LOW);
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usb_src = false;
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}
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// Fan regulator 5V for Hoag/Aula.
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if (hw_type == FUSE_NX_HW_TYPE_HOAG ||
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hw_type == FUSE_NX_HW_TYPE_AULA)
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gpio_write(GPIO_PORT_X, GPIO_PIN_3, GPIO_LOW);
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}
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}
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bool regulator_5v_get_dev_enabled(u8 dev)
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{
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return (reg_5v_dev & dev);
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}
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void regulator_5v_usb_src_enable(bool enable)
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{
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// Only for Icosa/Iowa. Skip on Hoag/Aula.
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u32 hw_type = fuse_read_hw_type();
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if (hw_type != FUSE_NX_HW_TYPE_ICOSA &&
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hw_type != FUSE_NX_HW_TYPE_IOWA)
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return;
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if (enable && !usb_src)
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{
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gpio_write(GPIO_PORT_CC, GPIO_PIN_4, GPIO_HIGH);
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usb_src = true;
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}
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else if (!enable && usb_src)
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{
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gpio_write(GPIO_PORT_CC, GPIO_PIN_4, GPIO_LOW);
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usb_src = false;
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}
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}
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