This is a driver for the UART controller on the S5L87xx series of SoCs, which is named after the SoC family.
Since S5L8720 is confirmed to have the same interface and the newer models probably also have it, the driver is renamed to reflect this.
Change-Id: I974c002924372e860db0e49235d108dab87f8831
Add UART support for s5l8700/1 using the UC870X UART controller,
actually the functionallity is disabled and must be enabled for
each individual target. Tested on iPod Nano 2G (s5l8701), not
tested on s5l8700.
Change-Id: Ic0f216bb871502d355a70e4b658e536a2c0976a9