On Wed, Dec 28, 2016 at 7:46 PM, Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx> wrote: > Right, so they would fall back to the i.MX21 type and not profit from > Markus' change until either the dtb is updated or the third commit is > added. I'll try to contact Markus to ask if he remembers more details. There is no profit from Markus' change for mx21/mx27/mx31. As Vladimir explained in his commit log these SoCs do not have the WMCR register, which causes a hang on these SoCs when we try to write to it. -- To unsubscribe from this list: send the line "unsubscribe linux-watchdog" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html