[PATCH v7 10/11] arm64: dts: ti: k3-am62a7-sk: Reserve main_rti4 for C7x DSP

Andrew Davis afd at ti.com
Mon Apr 28 09:29:22 PDT 2025


On 4/15/25 10:31 AM, Judith Mendez wrote:
> From: Hari Nagalla <hnagalla at ti.com>
> 
> The main rti4 watchdog timer is used by the C7x DSP, so reserve the
> timer in the linux device tree.
> 
> Signed-off-by: Hari Nagalla <hnagalla at ti.com>
> Signed-off-by: Judith Mendez <jm at ti.com>
> ---

Reviewed-by: Andrew Davis <afd at ti.com>

>   arch/arm64/boot/dts/ti/k3-am62a7-sk.dts | 5 +++++
>   1 file changed, 5 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts
> index 8d7645bb90337..032f1f18d184e 100644
> --- a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts
> +++ b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts
> @@ -830,3 +830,8 @@ &c7x_0 {
>   			<&c7x_0_memory_region>;
>   	status = "okay";
>   };
> +
> +/* main_rti4 is used by C7x DSP */
> +&main_rti4 {
> +	status = "reserved";
> +};



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