* 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 Fixes: c37c58fdeb8a ("arm64: dts: ti: k3-am62: Add more peripheral nodes") Co-developed-by: Vibhore Vardhan <vibhore@xxxxxx> Signed-off-by: Vibhore Vardhan <vibhore@xxxxxx> Signed-off-by: Dhruva Gole <d-gole@xxxxxx> --- 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@31100000 { }; fss: bus@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@fc40000 { -- 2.34.1
