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/* Copyright (c) 2023, Canaan Bright Sight Co., Ltd
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <rtthread.h>
#include "sysctl_boot.h"
#include "ioremap.h"
#include "board.h"
volatile sysctl_boot_t* sysctl_boot = (volatile sysctl_boot_t*)BOOT_BASE_ADDR;
sysctl_boot_mode_e sysctl_boot_get_boot_mode(void)
{
switch(sysctl_boot->soc_boot_ctl & 0x3) /* bit 0~1 */
{
case 1:
return SYSCTL_BOOT_NANDFLASH;
case 2:
return SYSCTL_BOOT_EMMC;
case 3:
return SYSCTL_BOOT_SDCARD;
case 0:
default:
return SYSCTL_BOOT_NORFLASH;
}
}
bool sysctl_boot_get_otp_bypass(void)
{
if(sysctl_boot->soc_boot_ctl & 0x10)
return true;
else
return false;
}
void sysctl_boot_set_pll_lock(void)
{
sysctl_boot->soc_boot_ctl |= 1 << 3;
}
void sysctl_boot_set_spi2axi(void)
{
sysctl_boot->soc_boot_ctl |= 1 << 2;
}
void sysctl_boot_reset_soc(void)
{
sysctl_boot->soc_glb_rst |= (1 << 0) | (1 << 16);
while(1)
{
}
}
void sysctl_boot_soc_sleep_ctl(void)
{
sysctl_boot->soc_slp_ctl |= (1 << 4) | (1 << 20);
}
int sysctl_boot_read_is_boot_wakeup(void)
{
return sysctl_boot->soc_wakeup_src;
}
int rt_hw_sysctl_boot_init(void)
{
sysctl_boot = rt_ioremap((void*)BOOT_BASE_ADDR, BOOT_IO_SIZE);
if(!sysctl_boot)
{
rt_kprintf("sysctl_boot ioremap error\n");
return -1;
}
return 0;
}
INIT_BOARD_EXPORT(rt_hw_sysctl_boot_init);
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