[PATCH v2 2/2] ARM: dts: at91: sama5d2: add ETM and ETB nodes

[boris.brezillon@free-electrons.com (Boris Brezillon)]

On Tue,  5 Jul 2016 10:05:50 +0200
Olivier Schonken <olivier.schonken@gmail.com> wrote:

> Add node to support SAMA5D2 Embedded Trace Macrocell and Embedded
> Trace Buffer.
> 
> This patch depends on coresight-etm3x: Add ARM ETM-A5 peripheral ID
> for proper coresight functionality.
> It also depends on clocksource: timer-atmel-pit: enable mck to not
> stall SAMA5D2 on bootup.
> 
> Signed-off-by: Olivier Schonken <olivier.schonken@gmail.com>

Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>

> ---
>  arch/arm/boot/dts/sama5d2.dtsi | 29 +++++++++++++++++++++++++++++
>  1 file changed, 29 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/sama5d2.dtsi b/arch/arm/boot/dts/sama5d2.dtsi
> index 5d63206..bde24ab 100644
> --- a/arch/arm/boot/dts/sama5d2.dtsi
> +++ b/arch/arm/boot/dts/sama5d2.dtsi
> @@ -77,6 +77,35 @@
>  		interrupts = <2 IRQ_TYPE_LEVEL_HIGH 0>;
>  	};
>  
> +	etb {
> +		compatible = "arm,coresight-etb10", "arm,primecell";
> +		reg = <0x740000 0x1000>;
> +
> +		clocks = <&mck>;
> +		clock-names = "apb_pclk";
> +
> +		port {
> +			etb_in: endpoint {
> +				slave-mode;
> +				remote-endpoint = <&etm_out>;
> +			};
> +		};
> +	};
> +
> +	etm {
> +		compatible = "arm,coresight-etm3x", "arm,primecell";
> +		reg = <0x73C000 0x1000>;
> +
> +		clocks = <&mck>;
> +		clock-names = "apb_pclk";
> +
> +		port {
> +			etm_out: endpoint {
> +				remote-endpoint = <&etb_in>;
> +			};
> +		};
> +	};
> +
>  	memory {
>  		reg = <0x20000000 0x20000000>;
>  	};