Messages in this thread | | | Date | Wed, 19 Dec 2012 10:00:59 -0700 | From | Stephen Warren <> | Subject | Re: [PATCH] ARM: tegra: dts: add aliases and DMA requestor for serial controller |
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On 12/18/2012 11:31 PM, Laxman Dewangan wrote: > Add APB DMA requestor and serial aliases for serial controller. > There will be two serial driver i.e. 8250 based simple serial driver > and APB DMA based serial driver for higher baudrate and performace. > > The simple serial driver get enabled with compatible nvidia,tegra20-uart > and APB DMA based driver will get enabled with compatible > nvidia,tegra20-hsuart.
This patch seems to do two things:
1) Add a comment describing how to select the basic or DMA-based driver. I can see why this is useful.
2) Add aliases for the serial ports. I have no idea why this is useful.
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