[PATCH 1/2] serial: samsung: Add unified interrupt handler for s3c64xx and later SoC's

[Alan Cox]

On Wed, 10 Aug 2011 15:51:19 +0530
Thomas Abraham <thomas.abraham at linaro.org> wrote:

> s3c64xx and later SoC's include the interrupt mask and pending
> registers in the uart controller, unlike the s3c24xx SoC's which have
> these registers in the interrupt controller. When the mask and
> pending registers are part of the uart controller, a unified
> interrupt handler can handle the tx/rx interrupt. With this, the
> static reservation of interrupt numbers for the uart tx/rx/err
> interrupts in the linux irq space is not required and simplifies
> adding device tree support.

Really only hardware changes so for the tty touching aspect of it

Acked-by: Alan Cox <alan at linux.intel.com>