serial: 8250_dw: Add optional reset control support
authorChen-Yu Tsai <wens@csie.org>
Wed, 23 Jul 2014 15:33:06 +0000 (23:33 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 27 Jul 2014 18:07:07 +0000 (11:07 -0700)
commit7fe090bf48b522de8cd6fe85e2b3252ed74e74f8
treebb5c2994d76becef318ec6e2bfbf125e6603db35
parent1d6ba284dff546baca58e78546da46be3b48462a
serial: 8250_dw: Add optional reset control support

The Allwinner A31 and A23 SoCs have a reset controller
maintaining the UART in reset by default.

This patch adds optional reset support to the driver.

Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Documentation/devicetree/bindings/serial/snps-dw-apb-uart.txt
drivers/tty/serial/8250/8250_dw.c