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由 Laxman Dewangan 提交于
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. Signed-off-by: NLaxman Dewangan <ldewangan@nvidia.com> Signed-off-by: NStephen Warren <swarren@nvidia.com>
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