Re: [PATCH 6/6] arm64: dts: ti: k3-am62p: Add partial-io wakeup sources

From: Nishanth Menon
Date: Fri May 24 2024 - 01:55:15 EST


On 10:02-20240523, Markus Schneider-Pargmann wrote:
> From: Vibhore Vardhan <vibhore@xxxxxx>
>
> In Partial-IO mode there are a number of possible wakeup sources. Add
> the list of phandles to these wakeup sources. Based on the patch for
> AM62a.
>
> Signed-off-by: Vibhore Vardhan <vibhore@xxxxxx>
> Signed-off-by: Markus Schneider-Pargmann <msp@xxxxxxxxxxxx>
> ---
> arch/arm64/boot/dts/ti/k3-am62p.dtsi | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/ti/k3-am62p.dtsi b/arch/arm64/boot/dts/ti/k3-am62p.dtsi
> index 94babc412575..4d43cc972056 100644
> --- a/arch/arm64/boot/dts/ti/k3-am62p.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am62p.dtsi
> @@ -123,3 +123,7 @@ cbass_wakeup: bus@b00000 {
> #include "k3-am62p-main.dtsi"
> #include "k3-am62p-mcu.dtsi"
> #include "k3-am62p-wakeup.dtsi"
> +
> +&dmsc {
> + ti,partial-io-wakeup-sources = <&mcu_mcan0>, <&mcu_mcan1>, <&mcu_uart0>, <&wkup_uart0>;
> +};

NOTE: https://software-dl.ti.com/tisci/esd/latest/2_tisci_msgs/pm/lpm.html#supported-low-power-modes
table of SoCs supported do not provide J722s or AM62p in
the list. I suspect it is an oversight, but seems to be a mismatch atm.

--
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3 1A34 DDB5 849D 1736 249D