* [PATCH v2] arm64: dts: qcom: sm8450: Update SNPS Phy parameters for QRD platform
@ 2024-03-21 6:28 Udipto Goswami
2024-03-23 0:38 ` Konrad Dybcio
2024-04-21 22:29 ` Bjorn Andersson
0 siblings, 2 replies; 3+ messages in thread
From: Udipto Goswami @ 2024-03-21 6:28 UTC (permalink / raw)
To: Krzysztof Kozlowski, Conor Dooley, Andy Gross, Bjorn Andersson,
Konrad Dybcio, Rob Herring
Cc: linux-arm-msm, devicetree, linux-kernel, Udipto Goswami
Update SNPS Phy tuning parameters for sm8450 QRD platform to fix
electrical compliance failures.
Signed-off-by: Udipto Goswami <quic_ugoswami@quicinc.com>
---
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
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH v2] arm64: dts: qcom: sm8450: Update SNPS Phy parameters for QRD platform
2024-03-21 6:28 [PATCH v2] arm64: dts: qcom: sm8450: Update SNPS Phy parameters for QRD platform Udipto Goswami
@ 2024-03-23 0:38 ` Konrad Dybcio
2024-04-21 22:29 ` Bjorn Andersson
1 sibling, 0 replies; 3+ messages in thread
From: Konrad Dybcio @ 2024-03-23 0:38 UTC (permalink / raw)
To: Udipto Goswami, Krzysztof Kozlowski, Conor Dooley, Andy Gross,
Bjorn Andersson, Rob Herring
Cc: linux-arm-msm, devicetree, linux-kernel
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 <quic_ugoswami@quicinc.com>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Konrad
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH v2] arm64: dts: qcom: sm8450: Update SNPS Phy parameters for QRD platform
2024-03-21 6:28 [PATCH v2] arm64: dts: qcom: sm8450: Update SNPS Phy parameters for QRD platform Udipto Goswami
2024-03-23 0:38 ` Konrad Dybcio
@ 2024-04-21 22:29 ` Bjorn Andersson
1 sibling, 0 replies; 3+ messages in thread
From: Bjorn Andersson @ 2024-04-21 22:29 UTC (permalink / raw)
To: Krzysztof Kozlowski, Conor Dooley, Andy Gross, Konrad Dybcio,
Rob Herring, Udipto Goswami
Cc: linux-arm-msm, devicetree, linux-kernel
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 <andersson@kernel.org>
^ permalink raw reply [flat|nested] 3+ messages in thread
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2024-03-21 6:28 [PATCH v2] arm64: dts: qcom: sm8450: Update SNPS Phy parameters for QRD platform Udipto Goswami
2024-03-23 0:38 ` Konrad Dybcio
2024-04-21 22:29 ` Bjorn Andersson
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