On Tue, Nov 29, 2022 at 03:47:00PM +0100, Neil Armstrong wrote: > The I2C Master Hub is a stripped down version of the GENI Serial Engine > QUP Wrapper Controller but only supporting I2C serial engines without > DMA support. > > The I2C Master Hub only supports a variant of the I2C serial engine with: > - a separate "core" clock > - no DMA support > - non discoverable fixed FIFO size > > Since DMA isn't supported, the wrapper doesn't need the Master AHB clock > and the iommus property neither. > > This patchset adds the bindings changes to the QUPv3 wrapper and I2C serial > element bindings to reflect the different resources requirements. > > In order to reuse the QUPv3 wrapper and I2C serial element driver support, > the I2C Master Hub requirements are expressed in new desc structs passed > as device match data. Is everyone fine if I take all this via the I2C tree?
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