This is another in series of patches which remove ad-hoc reset_cpu() hacks from board files. This one is for iMX7, so implement default reset_cpu() there to prevent it from showing up in board files.
Signed-off-by: Marek Vasut marex@denx.de Cc: Fabio Estevam festevam@gmail.com Cc: NXP i.MX U-Boot Team uboot-imx@nxp.com Cc: Peng Fan peng.fan@nxp.com Cc: Stefano Babic sbabic@denx.de --- arch/arm/mach-imx/mx7/soc.c | 13 +++++++++++++ 1 file changed, 13 insertions(+)
diff --git a/arch/arm/mach-imx/mx7/soc.c b/arch/arm/mach-imx/mx7/soc.c index 9cb61f5c34..8db672fb05 100644 --- a/arch/arm/mach-imx/mx7/soc.c +++ b/arch/arm/mach-imx/mx7/soc.c @@ -18,6 +18,7 @@ #include <env.h> #include <imx_thermal.h> #include <fsl_sec.h> +#include <fsl_wdog.h> #include <asm/setup.h> #include <linux/delay.h>
@@ -419,3 +420,15 @@ void reset_misc(void) #endif }
+#if !CONFIG_IS_ENABLED(SYSRESET) +void reset_cpu(ulong addr) +{ + struct watchdog_regs *wdog = (struct watchdog_regs *)WDOG1_BASE_ADDR; + + /* Clear WDA to trigger WDOG_B immediately */ + writew(SET_WCR_WT(1) | WCR_WDT | WCR_WDE | WCR_SRS, &wdog->wcr); + + while (1) + ; +} +#endif