[PATCH 1/2] arm64: dts: ti: k3-am62-main: PM fixes in the fss node
Andrew Davis
afd at ti.com
Mon Aug 21 09:28:12 PDT 2023
On 8/18/23 5:37 AM, Dhruva Gole wrote:
> * Make use of Simple Power-Managed Bus as the fss bus controller is under
> the control of a functional clock, and also is part of a PM domain.
> * Specify the appropriate k3 pd to the fss node as per tisci docs [0].
>
> [0] https://software-dl.ti.com/tisci/esd/latest/5_soc_doc/am62x/devices.html
>
This doc makes it look like the number should be 73, but you have 74, what is FSAS?
Andrew
> Fixes: c37c58fdeb8a ("arm64: dts: ti: k3-am62: Add more peripheral nodes")
> Co-developed-by: Vibhore Vardhan <vibhore at ti.com>
> Signed-off-by: Vibhore Vardhan <vibhore at ti.com>
> Signed-off-by: Dhruva Gole <d-gole at ti.com>
> ---
> arch/arm64/boot/dts/ti/k3-am62-main.dtsi | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
> index 284b90c94da8..b23c9e3d91cd 100644
> --- a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
> @@ -640,10 +640,11 @@ usb1: usb at 31100000 {
> };
>
> fss: bus at fc00000 {
> - compatible = "simple-bus";
> + compatible = "simple-pm-bus";
> reg = <0x00 0x0fc00000 0x00 0x70000>;
> #address-cells = <2>;
> #size-cells = <2>;
> + power-domains = <&k3_pds 74 TI_SCI_PD_EXCLUSIVE>;
> ranges;
>
> ospi0: spi at fc40000 {
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