[U-Boot] [PATCH v3 03/13] ns16550: add generic binding to unify the drivers

Simon Glass
2015-11-19T20:34:25Z

On 19 November 2015 at 06:48, Thomas Chou <thomas@wytron.com.tw> wrote:
> Add generic binding to unify ns16550 drivers. There are
> several drivers using almost the same code, such as serial_dw,
> serial_keystone, serial_omap, serial_ppc, serial_rockchip,
> serial_tegra.c, and serial_x86. But each is platform specific.
>
> The key difference between these drivers is the way to get
> input clock frequency. With this unified approach, fixed clock
> frequency should be extracted from "clock-frequency" property of
> device tree blob. If this property is not available, the macro
> CONFIG_SYS_NS16550_CLK will be used. It can be a constant or a
> function to get clock, eg, get_serial_clock().
>
> Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
> Reviewed-by: Tom Rini <trini@konsulko.com>
> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
> Reviewed-by: Heiko Schocher <hs@denx.de>
> ---
> drivers/serial/Kconfig | 11 +++++++++++
> drivers/serial/ns16550.c | 44 ++++++++++++++++++++++++++++++++++++++++++++
> 2 files changed, 55 insertions(+)

Acked-by: Simon Glass <sjg@chromium.org>