Re: [PATCH v2 0/2] ARM: dts: rockchip: pull up cts lines
From: Heiko Stuebner
Date: Thu Sep 03 2015 - 15:03:33 EST
Am Mittwoch, 2. September 2015, 16:27:57 schrieb Alexandru M Stan:
> The flow control lines from a user accessible UART are optional,
> the user might not have anything connected to those pins.
> In order to prevent random interrupts happening and noise affecting
> the cts pin should be pulled up.
> The only boards affected (that care about uart*_cts ) are the veyron
> chromeos devices and the firefly. Veyron already has something like that,
> which I now have to remove in the second patch. Firefly uses uart0_cts
> for the wifi chip communications, same thing as veyron, so it should be
> fine having it.
applied both to my dts branch for 4.4 with Doug's Review-tag
(Currently only on github and becomes really public after 4.3-rc1)
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