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Message-ID: <cd9b5612-1160-4284-be7f-4efbcbbbe346@linaro.org>
Date: Fri, 21 Jun 2024 12:25:18 +0100
From: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
To: gchan9527@...il.com, Robert Foss <rfoss@...nel.org>,
 Todor Tomov <todor.too@...il.com>, Mauro Carvalho Chehab
 <mchehab@...nel.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, cros-qcom-dts-watchers@...omium.org,
 Bjorn Andersson <andersson@...nel.org>,
 Konrad Dybcio <konrad.dybcio@...aro.org>
Cc: linux-media@...r.kernel.org, linux-arm-msm@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/6] media: qcom: camss: csiphy-3ph: Add Gen2 v1.2.2
 two-phase MIPI CSI-2 DPHY init

On 21/06/2024 10:40, George Chan via B4 Relay wrote:
> From: George Chan <gchan9527@...il.com>
> 
> Add a PHY configuration sequence for the sc7180 which uses a Qualcomm
> Gen 2 version 1.2.2 CSI-2 PHY.
> 
> The PHY can be configured as two phase or three phase in C-PHY or D-PHY
> mode. This configuration supports two-phase D-PHY mode.
> 
> Signed-off-by: George Chan <gchan9527@...il.com>
> ---
>   .../platform/qcom/camss/camss-csiphy-3ph-1-0.c     | 120 +++++++++++++++++++++
>   1 file changed, 120 insertions(+)
> 
> diff --git a/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c b/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c
> index df7e93a5a4f6..181bb7f7c300 100644
> --- a/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c
> +++ b/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c
> @@ -348,6 +348,121 @@ csiphy_reg_t lane_regs_sm8250[5][20] = {
>   	},
>   };
>   
> +/* GEN2 1.2.2 2PH */

This is the init sequence for 1_2_1 not 1_2_2

https://review.lineageos.org/c/LineageOS/android_kernel_xiaomi_sm8250/+/311931/10/techpack/camera/drivers/cam_sensor_module/cam_csiphy/include/cam_csiphy_1_2_1_hwreg.h

https://review.lineageos.org/c/LineageOS/android_kernel_xiaomi_sm8250/+/311931/10/techpack/camera/drivers/cam_sensor_module/cam_csiphy/include/cam_csiphy_1_2_2_hwreg.h

Please fix.

---
bod

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