[PATCH v28 2/4] dt-bindings: i2c: ast2600-i2c.yaml: Add global-regs and enable-dma properties

Jeremy Kerr jk at codeconstruct.com.au
Tue Mar 31 18:00:43 AEDT 2026


Hi Ryan,

> All AST2600 I2C controller instances have DMA hardware.
> I will remove the aspeed,enable-dma property and instead expose sysfs
> attribute in driver to allow users to enable dma/buffer/byte.

Sounds reasonable, but before you do so, how are you planning to manage
the allocation of DMA channels across multiple i2c peripherals?

Cheers,


Jeremy


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