[PATCH 7/8] ARM: dts: aspeed: Add aliases for UARTs

Andrew Jeffery andrew at aj.id.au
Wed Oct 4 16:13:19 AEDT 2017


On Thu, 2017-09-28 at 17:21 +0930, Joel Stanley wrote:
> Existing userspace expects the console (UART5) to be at /dev/ttyS4.  To
> ensure the UARTs show up where users expect them, we give them fixed
> aliases starting at 0.
> 
> Signed-off-by: Joel Stanley <joel at jms.id.au>

Reviewed-by: Andrew Jeffery <andrew at aj.id.au>

> ---
>  arch/arm/boot/dts/aspeed-bmc-opp-palmetto.dts | 4 ----
>  arch/arm/boot/dts/aspeed-g4.dtsi              | 5 +++++
>  arch/arm/boot/dts/aspeed-g5.dtsi              | 5 +++++
>  3 files changed, 10 insertions(+), 4 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/aspeed-bmc-opp-palmetto.dts b/arch/arm/boot/dts/aspeed-bmc-opp-palmetto.dts
> index e387c80b7f4f..be51be5a5f39 100644
> --- a/arch/arm/boot/dts/aspeed-bmc-opp-palmetto.dts
> +++ b/arch/arm/boot/dts/aspeed-bmc-opp-palmetto.dts
> @@ -6,10 +6,6 @@
>  	model = "Palmetto BMC";
>  	compatible = "tyan,palmetto-bmc", "aspeed,ast2400";
>  
> -	aliases {
> -		serial4 = &uart5;
> -	};
> -
>  	chosen {
>  		stdout-path = &uart5;
>  		bootargs = "console=ttyS4,115200 earlyprintk";
> diff --git a/arch/arm/boot/dts/aspeed-g4.dtsi b/arch/arm/boot/dts/aspeed-g4.dtsi
> index f8611d5a6465..191c33d18122 100644
> --- a/arch/arm/boot/dts/aspeed-g4.dtsi
> +++ b/arch/arm/boot/dts/aspeed-g4.dtsi
> @@ -22,6 +22,11 @@
>  		i2c11 = &i2c11;
>  		i2c12 = &i2c12;
>  		i2c13 = &i2c13;
> +		serial0 = &uart1;
> +		serial1 = &uart2;
> +		serial2 = &uart3;
> +		serial3 = &uart4;
> +		serial4 = &uart5;
>  	};
>  
>  	cpus {
> diff --git a/arch/arm/boot/dts/aspeed-g5.dtsi b/arch/arm/boot/dts/aspeed-g5.dtsi
> index de127370131d..251fc9f4637e 100644
> --- a/arch/arm/boot/dts/aspeed-g5.dtsi
> +++ b/arch/arm/boot/dts/aspeed-g5.dtsi
> @@ -22,6 +22,11 @@
>  		i2c11 = &i2c11;
>  		i2c12 = &i2c12;
>  		i2c13 = &i2c13;
> +		serial0 = &uart1;
> +		serial1 = &uart2;
> +		serial2 = &uart3;
> +		serial3 = &uart4;
> +		serial4 = &uart5;
>  	};
>  
>  	cpus {
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