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Add Xuelin iHIFI 770/770C/800 support

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Taken from the xvortex fork (Roman Stolyarov)
Ported, rebased, and cleaned up by myself.

Change-Id: I7b2bca2d29502f2e4544e42f3d122786dd4b7978
This commit is contained in:
Solomon Peachy 2018-06-29 16:09:28 -04:00
parent af9459a799
commit d4942cc74c
95 changed files with 4419 additions and 534 deletions
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67
firmware/target/arm/rk27xx/ihifi2/audio-ihifi800.c Normal file
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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2016 by Roman Stolyarov
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "system.h"
#include "kernel.h"
#include "audiohw.h"
#include "i2c-rk27xx.h"
#define ES9018_I2C_ADDR 0x90
static unsigned char buf;
void es9018_write_reg(uint8_t reg, uint8_t val)
{
buf = val;
i2c_write(ES9018_I2C_ADDR, reg, sizeof(buf), (void*)&buf);
}
uint8_t es9018_read_reg(uint8_t reg)
{
i2c_read(ES9018_I2C_ADDR, reg, sizeof(buf), (void*)&buf);
return buf;
}
static void pop_ctrl(const int val)
{
if (val)
GPIO_PADR |= (1<<7);
else
GPIO_PADR &= ~(1<<7);
}
void audiohw_postinit(void)
{
pop_ctrl(0);
sleep(HZ/4);
audiohw_init();
sleep(HZ/2);
pop_ctrl(1);
sleep(HZ/4);
audiohw_unmute();
}
void audiohw_close(void)
{
audiohw_mute();
pop_ctrl(0);
sleep(HZ/4);
}