linux-kernel - Re: [PATCH] arm64: dts: meson-axg: s400: add cts-rts to the bluetooth uart

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Date:   Thu, 8 Nov 2018 14:26:18 +0100
From:   Neil Armstrong <narmstrong@...libre.com>
To:     Jerome Brunet <jbrunet@...libre.com>,
        Kevin Hilman <khilman@...libre.com>,
        Carlo Caione <carlo@...one.org>
Cc:     devicetree@...r.kernel.org, linux-amlogic@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: dts: meson-axg: s400: add cts-rts to the bluetooth
 uart

On 08/11/2018 10:56, Jerome Brunet wrote:
> The uart used with bluetooth chipset on the s400 has flow control
> available. Let's enable it.
> 
> Signed-off-by: Jerome Brunet <jbrunet@...libre.com>
> ---
>  arch/arm64/boot/dts/amlogic/meson-axg-s400.dts | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
> index ba44b0419404..29ccb8ad0de6 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
> +++ b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
> @@ -543,8 +543,9 @@
>  
>  &uart_A {
>  	status = "okay";
> -	pinctrl-0 = <&uart_a_pins>;
> +	pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
>  	pinctrl-names = "default";
> +	uart-has-rtscts;
>  };
>  
>  &uart_AO {
> 

Reviewed-by: Neil Armstrong <narmstrong@...libre.com>