Re: [PATCH] arm64: dts: qcom: sm8450: Update SNPS Phy parameters for QRD platform

[Udipto Goswami]

Hi All,

On 3/19/2024 7:05 PM, Udipto Goswami wrote:
> Update SNPS Phy tuning parameters for sm8450 QRD platform to fix
> electrical compliance failures.
>
> Signed-off-by: Udipto Goswami <quic_ugoswami@xxxxxxxxxxx>
> ---
>   arch/arm64/boot/dts/qcom/sm8450-qrd.dts | 8 ++++++++
>   1 file changed, 8 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sm8450-qrd.dts b/arch/arm64/boot/dts/qcom/sm8450-qrd.dts
> index c7d05945aa51..7b62ead68e77 100644
> --- a/arch/arm64/boot/dts/qcom/sm8450-qrd.dts
> +++ b/arch/arm64/boot/dts/qcom/sm8450-qrd.dts
> @@ -467,6 +467,14 @@
>   	vdda-pll-supply = <&vreg_l5b_0p88>;
>   	vdda18-supply = <&vreg_l1c_1p8>;
>   	vdda33-supply = <&vreg_l2b_3p07>;
> +	qcom,squelch-detector-bp = <(-2090)>;
> +	qcom,hs-disconnect-bp = <1743>;
> +	qcom,pre-emphasis-amplitude-bp = <40000>;
> +	qcom,pre-emphasis-duration-bp = <20000>;
> +	qcom,hs-amplitude-bp = <2000>;
> +	qcom,hs-output-impedance-micro-ohms = <2600000>;
> +	qcom,hs-crossover-voltage-microvolt = <(-31000)>;
> +	qcom,hs-rise-fall-time-bp = <(-4100)>;
>   };
>   
>   &usb_1_qmpphy {

sender and cc list is wrong, please ignore this.
Will send it to the right recipients.

Thanks,
-Udipto