Re: [PATCH 2/2] arm64: dts: ti: k3-am65: Add simple-mfd compatible to SerDes control nodes
From: Jan Kiszka
Date: Tue Jun 25 2024 - 17:53:30 EST
On 25.06.24 18:45, Andrew Davis wrote:
> The SerDes control nodes contain both a clock and clock mux, this is
> a simple MFD. Add this to the compatible string list.
>
> Reported-by: Jan Kiszka <jan.kiszka@xxxxxxxxxxx>
> Fixes: da795dc4f2a0 ("arm64: dts: ti: k3-am65: Move SerDes mux nodes under the control node")
> Signed-off-by: Andrew Davis <afd@xxxxxx>
> ---
> arch/arm64/boot/dts/ti/k3-am65-main.dtsi | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/ti/k3-am65-main.dtsi b/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
> index 1af3dedde1f67..06ed74197f893 100644
> --- a/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
> @@ -478,7 +478,7 @@ scm_conf: scm-conf@100000 {
> ranges = <0x0 0x0 0x00100000 0x1c000>;
>
> serdes0_clk: clock@4080 {
> - compatible = "ti,am654-serdes-ctrl", "syscon";
> + compatible = "ti,am654-serdes-ctrl", "syscon", "simple-mfd";
> reg = <0x4080 0x4>;
>
> serdes0_mux: mux-controller {
> @@ -489,7 +489,7 @@ serdes0_mux: mux-controller {
> };
>
> serdes1_clk: clock@4090 {
> - compatible = "ti,am654-serdes-ctrl", "syscon";
> + compatible = "ti,am654-serdes-ctrl", "syscon", "simple-mfd";
> reg = <0x4090 0x4>;
>
> serdes1_mux: mux-controller {
Tested-by: Jan Kiszka <jan.kiszka@xxxxxxxxxxx>
Was briefly nervous as the fix initially no longer worked. But I had
switched devices in the meantime, ending up on a SR1.0 variant. And for
that, we are still missing a PCI errata workaround from your SDK in
mainline...
Jan
--
Siemens AG, Technology
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