[PATCH] arm64: dts: ti: k3-am625-sk: enable ramoops

Nishanth Menon nm at ti.com
Wed May 11 17:41:44 PDT 2022


On 14:28-20220511, Kevin Hilman wrote:
> From: Guillaume La Roque <glaroque at baylibre.com>
> 
> enable ramoops fetures to easily debug some issues

^^ spell check etc..
> 
> Signed-off-by: Guillaume La Roque <glaroque at baylibre.com>
> Signed-off-by: Kevin Hilman <khilman at baylibre.com>
> ---
>  arch/arm64/boot/dts/ti/k3-am625-sk.dts | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/ti/k3-am625-sk.dts b/arch/arm64/boot/dts/ti/k3-am625-sk.dts
> index 0de4113ccd5d..ff22bb7887d0 100644
> --- a/arch/arm64/boot/dts/ti/k3-am625-sk.dts
> +++ b/arch/arm64/boot/dts/ti/k3-am625-sk.dts
> @@ -53,6 +53,15 @@ wkup_r5fss0_core0_dma_memory_region: r5f-dma-memory at 9db00000 {
>  			reg = <0x00 0x9db00000 0x00 0xc00000>;
>  			no-map;
>  		};
> +
> +		ramoops at e0000000 {
> +			compatible = "ramoops";
> +			reg = <0x0 0xe0000000 0x0 0x00100000>;

Could you use [1] and keep the reservation under 512MB?

./create-mem_map.py -i -b 0xa0000000 -m optee:0x01800000 tf-a:524288 lpm_cntx_save:524288 dm:12582912 mcu_m4fss_dma_memory_region:0x100000 mcu_m4fss_memory_region:0xf00000 ramoops:0x100000

> +			record-size = <0x8000>;
> +			console-size = <0x8000>;
> +			ftrace-size = <0x0>;
> +			pmsg-size = <0x8000>;
> +		};
>  	};
>  
>  	vmain_pd: regulator-0 {
> -- 
> 2.34.0
> 

[1] https://gist.github.com/nmenon/13b135e8ba29531395de205903471b15
-- 
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3  1A34 DDB5 849D 1736 249D



More information about the linux-arm-kernel mailing list