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/*
* Copyright (C) 2012 Spreadtrum Communications Inc.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* This program is distributed in the hope that 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.
*/
#include <soc/sprd/sys_reset.h>
#include <linux/string.h>
#include <asm/bitops.h>
void sprd_set_reboot_mode(const char *cmd)
{
if(cmd)
printk("sprd_set_reboot_mode:cmd=%s\n",cmd);
if (cmd && !(strncmp(cmd, "recovery", 8))) {
sci_adi_raw_write(ANA_RST_STATUS, HWRST_STATUS_RECOVERY);
} else if (cmd && !strncmp(cmd, "alarm", 5)) {
sci_adi_raw_write(ANA_RST_STATUS, HWRST_STATUS_ALARM);
} else if (cmd && !strncmp(cmd, "fastsleep", 9)) {
sci_adi_raw_write(ANA_RST_STATUS, HWRST_STATUS_SLEEP);
} else if (cmd && !strncmp(cmd, "bootloader", 10)) {
sci_adi_raw_write(ANA_RST_STATUS, HWRST_STATUS_FASTBOOT);
} else if (cmd && !strncmp(cmd, "panic", 5)) {
sci_adi_raw_write(ANA_RST_STATUS, HWRST_STATUS_PANIC);
} else if (cmd && !strncmp(cmd, "special", 7)) {
sci_adi_raw_write(ANA_RST_STATUS, HWRST_STATUS_SPECIAL);
} else if (cmd && !strncmp(cmd, "cftreboot", 9)) {
sci_adi_raw_write(ANA_RST_STATUS, HWRST_STATUS_CFTREBOOT);
} else if (cmd && !strncmp(cmd, "autodloader", 11)) {
sci_adi_raw_write(ANA_RST_STATUS, HWRST_STATUS_AUTODLOADER);
} else if (cmd && !strncmp(cmd, "iqmode", 6)) {
sci_adi_raw_write(ANA_RST_STATUS, HWRST_STATUS_IQMODE);
} else if(cmd){
sci_adi_raw_write(ANA_RST_STATUS, HWRST_STATUS_NORMAL);
}else{
sci_adi_raw_write(ANA_RST_STATUS, HWRST_STATUS_SPECIAL);
}
}
void sprd_turnon_watchdog(unsigned int ms)
{
uint32_t cnt;
cnt = (ms * 1000) / WDG_CLK;
/*enable interface clk*/
sci_adi_set(ANA_AGEN, AGEN_WDG_EN);
/*enable work clk*/
sci_adi_set(ANA_RTC_CLK_EN, AGEN_RTC_WDG_EN);
sci_adi_raw_write(WDG_LOCK, WDG_UNLOCK_KEY);
sci_adi_set(WDG_CTRL, WDG_NEW_VER_EN);
WDG_LOAD_TIMER_VALUE(cnt);
sci_adi_set(WDG_CTRL, WDG_CNT_EN_BIT | WDG_RST_EN_BIT);
sci_adi_raw_write(WDG_LOCK, (uint16_t) (~WDG_UNLOCK_KEY));
}
void sprd_turnoff_watchdog(void)
{
sci_adi_raw_write(WDG_LOCK, WDG_UNLOCK_KEY);
/*wdg counter stop*/
sci_adi_clr(WDG_CTRL, WDG_CNT_EN_BIT);
/*disable the reset mode*/
sci_adi_clr(WDG_CTRL, WDG_RST_EN_BIT);
sci_adi_raw_write(WDG_LOCK, (uint16_t) (~WDG_UNLOCK_KEY));
/*stop the interface and work clk*/
sci_adi_clr(ANA_AGEN, AGEN_WDG_EN);
sci_adi_clr(ANA_RTC_CLK_EN, AGEN_RTC_WDG_EN);
}
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