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Message-ID: <20240709160656.31146-9-quic_depengs@quicinc.com>
Date: Tue, 9 Jul 2024 21:36:51 +0530
From: Depeng Shao <quic_depengs@...cinc.com>
To: <rfoss@...nel.org>, <todor.too@...il.com>, <bryan.odonoghue@...aro.org>,
        <mchehab@...nel.org>, <robh@...nel.org>, <krzk+dt@...nel.org>,
        <conor+dt@...nel.org>
CC: <quic_eberman@...cinc.com>, <quic_depengs@...cinc.com>,
        <linux-media@...r.kernel.org>, <linux-arm-msm@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <kernel@...cinc.com>
Subject: [PATCH 08/13] media: qcom: camss: csiphy-3ph: Add Gen2 v1.2 two-phase MIPI CSI-2 DPHY init

Add a PHY configuration sequence for the SM8550 which uses a Qualcomm
Gen 2 version 1.2 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: Depeng Shao <quic_depengs@...cinc.com>
---
 .../qcom/camss/camss-csiphy-3ph-1-0.c         | 105 ++++++++++++++++++
 1 file changed, 105 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 1219a25ec55b..b6d5a27b94a6 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
@@ -324,6 +324,111 @@ csiphy_lane_regs lane_regs_sm8250[] = {
 	{0x0884, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS},
 };
 
+/* GEN2 1.2 2PH */
+static const struct
+csiphy_lane_regs lane_regs_sm8550[] = {
+	{0x0E90, 0x0f, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0E98, 0x08, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0E94, 0x07, 0x01, CSIPHY_DEFAULT_PARAMS},
+	{0x00A0, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0090, 0x0f, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0098, 0x08, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0094, 0x07, 0x01, CSIPHY_DEFAULT_PARAMS},
+	{0x0494, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x04A0, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0490, 0x0f, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0498, 0x08, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0494, 0x07, 0x01, CSIPHY_DEFAULT_PARAMS},
+	{0x0894, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x08A0, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0890, 0x0f, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0898, 0x08, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0894, 0x07, 0x01, CSIPHY_DEFAULT_PARAMS},
+	{0x0C94, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0CA0, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0C90, 0x0f, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0C98, 0x08, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0C94, 0x07, 0x01, CSIPHY_DEFAULT_PARAMS},
+	{0x0E30, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0E28, 0x04, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0E00, 0x80, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0E0C, 0xFF, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0E38, 0x1F, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0E2C, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0E34, 0x0F, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0E1C, 0x0A, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0E14, 0x60, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0E3C, 0xB8, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0E04, 0x0C, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0E20, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0E08, 0x10, 0x00, CSIPHY_SETTLE_CNT_LOWER_BYTE},
+	{0x0E10, 0x52, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0030, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0000, 0x8E, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0038, 0xFE, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x002C, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0034, 0x0F, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x001C, 0x0A, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0014, 0x60, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x003C, 0xB8, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0004, 0x0C, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0020, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0008, 0x10, 0x00, CSIPHY_SETTLE_CNT_LOWER_BYTE},
+	{0x0010, 0x52, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0430, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0400, 0x8E, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0438, 0xFE, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x042C, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0434, 0x0F, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x041C, 0x0A, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0414, 0x60, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x043C, 0xB8, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0404, 0x0C, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0420, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0408, 0x10, 0x00, CSIPHY_SETTLE_CNT_LOWER_BYTE},
+	{0x0410, 0x52, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0830, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0800, 0x8E, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0838, 0xFE, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x082C, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0834, 0x0F, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x081C, 0x0A, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0814, 0x60, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x083C, 0xB8, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0804, 0x0C, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0820, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0808, 0x10, 0x00, CSIPHY_SETTLE_CNT_LOWER_BYTE},
+	{0x0810, 0x52, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0C30, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0C00, 0x8E, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0C38, 0xFE, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0C2C, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0C34, 0x0F, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0C1C, 0x0A, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0C14, 0x60, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0C3C, 0xB8, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0C04, 0x0C, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0C20, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0C08, 0x10, 0x00, CSIPHY_SETTLE_CNT_LOWER_BYTE},
+	{0x0C10, 0x52, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0094, 0xD7, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x005C, 0x04, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0060, 0xBD, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0064, 0x7F, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0494, 0xD7, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x045C, 0x04, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0460, 0xBD, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0464, 0x7F, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0894, 0xD7, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x085C, 0x04, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0860, 0xBD, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0864, 0x7F, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0C94, 0xD7, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0C5C, 0x04, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0C60, 0xBD, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0C64, 0x7F, 0x00, CSIPHY_DEFAULT_PARAMS},
+};
+
 static void csiphy_hw_version_read(struct csiphy_device *csiphy,
 				   struct device *dev)
 {
-- 
2.34.1

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