int board_late_init(void)
{
struct wdog_regs *wdog = (struct wdog_regs *)WDOG1_BASE_ADDR;
#ifdef CONFIG_SERIAL_TAG
struct tag_serialnr serialnr;
char serial_string[0x20];
#endif
imx_iomux_v3_setup_multiple_pads(wdog_pads, ARRAY_SIZE(wdog_pads));
set_wdog_reset(wdog);
/*
* Do not assert internal WDOG_RESET_B_DEB(controlled by bit 4),
* since we use PMIC_PWRON to reset the board.
*/
clrsetbits_le16(&wdog->wcr, 0, 0x10);
#ifdef CONFIG_SERIAL_TAG
/* Set serial# standard environment variable based on OTP settings */
get_board_serial(&serialnr);
snprintf(serial_string, sizeof(serial_string), "WaRP7-0x%08x%08x",
serialnr.low, serialnr.high);
env_set("serial#", serial_string);
#endif
return 0;
}
/*
* cl_som_imx7_setup_wdog() - watchdog configuration.
* - Output WDOG_B signal to reset external pmic.
* - Suspend the watchdog timer during low-power modes.
*/
void cl_som_imx7_setup_wdog(void)
{
struct wdog_regs *wdog = (struct wdog_regs *)WDOG1_BASE_ADDR;
cl_som_imx7_wdog_pads_set();
set_wdog_reset(wdog);
/*
* Do not assert internal WDOG_RESET_B_DEB(controlled by bit 4),
* since we use PMIC_PWRON to reset the board.
*/
clrsetbits_le16(&wdog->wcr, 0, 0x10);
}
void __attribute__((weak)) reset_cpu(ulong addr)
{
struct watchdog_regs *wdog = (struct watchdog_regs *)WDOG1_BASE_ADDR;
clrsetbits_le16(&wdog->wcr, WCR_WT_MSK, WCR_WDE);
writew(0x5555, &wdog->wsr);
writew(0xaaaa, &wdog->wsr); /* load minimum 1/2 second timeout */
while (1) {
/*
* spin for .5 seconds before reset
*/
}
}
int board_late_init(void)
{
struct wdog_regs *wdog = (struct wdog_regs *)WDOG1_BASE_ADDR;
#ifdef CONFIG_ENV_IS_IN_MMC
mmc_late_init();
#endif
imx_iomux_v3_setup_multiple_pads(wdog_pads, ARRAY_SIZE(wdog_pads));
set_wdog_reset(wdog);
/*
* Do not assert internal WDOG_RESET_B_DEB(controlled by bit 4),
* since we use PMIC_PWRON to reset the board.
*/
clrsetbits_le16(&wdog->wcr, 0, 0x10);
return 0;
}
