Re: [PATCH 3/6] media: qcom: camss: csiphy-3ph: Add Gen2 v1.2.2 two-phase MIPI CSI-2 DPHY init

From: Bryan O'Donoghue
Date: Fri Jun 21 2024 - 07:28:39 EST


On 21/06/2024 10:40, George Chan via B4 Relay wrote:
From: George Chan <gchan9527@xxxxxxxxx>

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@xxxxxxxxx>
---
.../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