mirror of
https://github.com/Atmosphere-NX/Atmosphere
synced 2024-12-16 12:52:28 +00:00
90 lines
No EOL
2.4 KiB
C++
90 lines
No EOL
2.4 KiB
C++
/*
|
|
* Copyright (c) 2018-2019 Atmosphère-NX
|
|
*
|
|
* 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 <switch.h>
|
|
#include <stratosphere.hpp>
|
|
|
|
#include "i2c_types.hpp"
|
|
#include "i2c_registers.hpp"
|
|
#include "boot_pcv.hpp"
|
|
|
|
static I2cBus GetI2cBus(PcvModule module) {
|
|
switch (module) {
|
|
case PcvModule_I2C1:
|
|
return I2cBus_I2c1;
|
|
case PcvModule_I2C2:
|
|
return I2cBus_I2c2;
|
|
case PcvModule_I2C3:
|
|
return I2cBus_I2c3;
|
|
case PcvModule_I2C4:
|
|
return I2cBus_I2c4;
|
|
case PcvModule_I2C5:
|
|
return I2cBus_I2c5;
|
|
case PcvModule_I2C6:
|
|
return I2cBus_I2c6;
|
|
default:
|
|
std::abort();
|
|
}
|
|
}
|
|
|
|
void Pcv::Initialize() {
|
|
/* Don't do anything. */
|
|
}
|
|
|
|
void Pcv::Finalize() {
|
|
/* Don't do anything. */
|
|
}
|
|
|
|
Result Pcv::SetClockRate(PcvModule module, u32 hz) {
|
|
/* Get clock/reset registers. */
|
|
ClkRstRegisters regs;
|
|
regs.SetBus(GetI2cBus(module));
|
|
/* Set clock enabled/source. */
|
|
SetRegisterBits(regs.clk_en_reg, regs.mask);
|
|
ReadWriteRegisterBits(regs.clk_src_reg, 0x4, 0xFF);
|
|
svcSleepThread(1000ul);
|
|
ReadWriteRegisterBits(regs.clk_src_reg, 0, 0xE0000000);
|
|
svcSleepThread(2000ul);
|
|
|
|
return ResultSuccess;
|
|
}
|
|
|
|
Result Pcv::SetClockEnabled(PcvModule module, bool enabled) {
|
|
return ResultSuccess;
|
|
}
|
|
|
|
Result Pcv::SetVoltageEnabled(u32 domain, bool enabled) {
|
|
return ResultSuccess;
|
|
}
|
|
|
|
Result Pcv::SetVoltageValue(u32 domain, u32 voltage) {
|
|
return ResultSuccess;
|
|
}
|
|
|
|
Result Pcv::SetReset(PcvModule module, bool reset) {
|
|
/* Get clock/reset registers. */
|
|
ClkRstRegisters regs;
|
|
regs.SetBus(GetI2cBus(module));
|
|
|
|
/* Set/clear reset. */
|
|
if (reset) {
|
|
SetRegisterBits(regs.rst_reg, regs.mask);
|
|
} else {
|
|
ClearRegisterBits(regs.rst_reg, regs.mask);
|
|
}
|
|
|
|
return ResultSuccess;
|
|
} |