On 03/22/2016 09:03 AM, Gang Liu wrote: > Hi, Scott, > > I think you mean that GPIO node needs two compatibles, one for general GPIO IP block ("fsl,qoriq-gpio") > and another for chip-specific ("fsl,ls1043a-gpio"). > The driver can just include general GPIO IP block compatible, and if there is a errata for ls1043 GPIO, the > chip-specific compatible can be used to fix the errata, right? Yes. > If it's right, do you think the "fsl,ls1043a-gpio" and "fsl,qoriq-gpio" are ok for our Layerscape platforms? Yes. -Scott -- To unsubscribe from this list: send the line "unsubscribe linux-gpio" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html