On Tue, May 24, 2022 at 05:54:47PM +0530, Basavaraj Natikar wrote: > There is no CRS method defined for IOMX/0xFED80D00 in ACPI namespace // IOMX Address Base > Hence I added additional code to get IOMX memory region. > > since _CRS method is used to get GPIO pin base for AMDI0030 in > pinctrl-amd as below, same is not available for IOMX > > Device (GPIO) > { > Name (_HID, "AMDI0030") // _HID: Hardware ID > Name (_CID, "AMDI0030") // _CID: Compatible ID > Name (_UID, Zero) // _UID: Unique ID > Method (_CRS, 0, NotSerialized) // _CRS: Current Resource Settings > { > Name (RBUF, ResourceTemplate () > { > Interrupt (ResourceConsumer, Level, ActiveLow, Shared, ,, ) > { > 0x00000007, > } > Memory32Fixed (ReadWrite, > 0xFED81500, // Address Base > 0x00000400, // Address Length > ) Is there something preventing you to add it here like below? Memory32Fixed (ReadWrite, 0xFED80D00 0x00000400)