2024-03-21 06:29:06

by Udipto Goswami

Subject: [PATCH v2] arm64: dts: qcom: sm8450: Update SNPS Phy parameters for QRD platform

Update SNPS Phy tuning parameters for sm8450 QRD platform to fix
electrical compliance failures.

Signed-off-by: Udipto Goswami <[email protected]>
---
changes in v2: Recipient list was corrected.

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 {
--
2.17.1

2024-03-23 00:38:24

by Konrad Dybcio

Subject: Re: [PATCH v2] arm64: dts: qcom: sm8450: Update SNPS Phy parameters for QRD platform

On 21.03.2024 07:28, Udipto Goswami wrote:
> Update SNPS Phy tuning parameters for sm8450 QRD platform to fix
> electrical compliance failures.
>
> Signed-off-by: Udipto Goswami <[email protected]>
> ---

Reviewed-by: Konrad Dybcio <[email protected]>

Konrad

2024-04-21 22:34:26

by Bjorn Andersson

Subject: Re: [PATCH v2] arm64: dts: qcom: sm8450: Update SNPS Phy parameters for QRD platform

On Thu, 21 Mar 2024 11:58:34 +0530, Udipto Goswami wrote:
> Update SNPS Phy tuning parameters for sm8450 QRD platform to fix
> electrical compliance failures.
>
>

Applied, thanks!

[1/1] arm64: dts: qcom: sm8450: Update SNPS Phy parameters for QRD platform
commit: 17a188d927f772663f8929bd5f2a990004af5917

Best regards,
--
Bjorn Andersson <[email protected]>