Hi Geetha, On Tue, May 02, 2017 at 12:01:15PM +0530, Geetha Akula wrote: > SMMU_IIDR register is broken on T99, that the reason we are using MIDR. Urgh, that's unfortunate. In what way is it broken? > If using MIDR is not accepted, can we enable errata based on SMMU resource size? > some thing like below. No, you need to get your model number added to IORT after all if the IIDR can't uniqely identify the part. Sorry, Will -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html