linux-kernel - [PATCH 2/3] media: qcom: camss: csiphy: Add 14nm CSIPHY 2ph DPHY v2.0.0 init sequence

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Message-ID: <20250518-qcs615_camss-v1-2-12723e26ea3e@quicinc.com>
Date: Sun, 18 May 2025 14:33:08 +0800
From: Wenmeng Liu <quic_wenmliu@...cinc.com>
To: Robert Foss <rfoss@...nel.org>, Todor Tomov <todor.too@...il.com>,
        "Bryan
 O'Donoghue" <bryan.odonoghue@...aro.org>,
        Mauro Carvalho Chehab
	<mchehab@...nel.org>,
        Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski
	<krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Wenmeng Liu
	<quic_wenmliu@...cinc.com>
CC: <linux-arm-msm@...r.kernel.org>, <linux-media@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH 2/3] media: qcom: camss: csiphy: Add 14nm CSIPHY 2ph DPHY
 v2.0.0 init sequence

Add a PHY configuration sequence and PHY resource for the qcs615 which
uses a Qualcomm Gen 2 version 2.0.0 CSI-2 PHY.

Signed-off-by: Wenmeng Liu <quic_wenmliu@...cinc.com>
---
 .../platform/qcom/camss/camss-csiphy-3ph-1-0.c     | 80 ++++++++++++++++++++++
 1 file changed, 80 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 f732a76de93e3e7b787d9553bf7f31e6c0596c58..3f3d875b8a74ee8f6585bebd29629bdb16eadb28 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
@@ -64,6 +64,86 @@ struct csiphy_lane_regs {
 	u32 csiphy_param_type;
 };
 
+/* GEN2 2.0 2PH DPHY mode */
+static const struct
+csiphy_lane_regs lane_regs_qcs615[] = {
+	{0x0030, 0x02, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x002C, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0034, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0028, 0x04, 0x00, CSIPHY_DNP_PARAMS},
+	{0x003C, 0xB8, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x001C, 0x0A, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0000, 0xD7, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0004, 0x08, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0020, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0008, 0x04, 0x00, CSIPHY_SETTLE_CNT_LOWER_BYTE},
+	{0x000C, 0xFF, 0x00, CSIPHY_DNP_PARAMS},
+	{0x0010, 0x50, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0038, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0060, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0064, 0x3F, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0730, 0x02, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x072C, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0734, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0728, 0x04, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x073C, 0xB8, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x071C, 0x0A, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0700, 0xC0, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0704, 0x08, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0720, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0708, 0x04, 0x00, CSIPHY_SETTLE_CNT_LOWER_BYTE},
+	{0x070C, 0xFF, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0710, 0x50, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0738, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0760, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0764, 0x3F, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0230, 0x02, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x022C, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0234, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0228, 0x04, 0x00, CSIPHY_DNP_PARAMS},
+	{0x023C, 0xB8, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x021C, 0x0A, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0200, 0xD7, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0204, 0x08, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0220, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0208, 0x04, 0x00, CSIPHY_SETTLE_CNT_LOWER_BYTE},
+	{0x020C, 0xFF, 0x00, CSIPHY_DNP_PARAMS},
+	{0x0210, 0x50, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0238, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0260, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0264, 0x3F, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0430, 0x02, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x042C, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0434, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0428, 0x04, 0x00, CSIPHY_DNP_PARAMS},
+	{0x043C, 0xB8, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x041C, 0x0A, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0400, 0xD7, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0404, 0x08, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0420, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0408, 0x04, 0x00, CSIPHY_SETTLE_CNT_LOWER_BYTE},
+	{0x040C, 0xFF, 0x00, CSIPHY_DNP_PARAMS},
+	{0x0410, 0x50, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0438, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0460, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0464, 0x3F, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0630, 0x02, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x062C, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0634, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0628, 0x04, 0x00, CSIPHY_DNP_PARAMS},
+	{0x063C, 0xB8, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x061C, 0x0A, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0600, 0xD7, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0604, 0x08, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0620, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0608, 0x04, 0x00, CSIPHY_SETTLE_CNT_LOWER_BYTE},
+	{0x060C, 0xFF, 0x00, CSIPHY_DNP_PARAMS},
+	{0x0610, 0x50, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0638, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0660, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+	{0x0664, 0x3F, 0x00, CSIPHY_DEFAULT_PARAMS},
+};
+
 /* GEN2 1.0 2PH */
 static const struct
 csiphy_lane_regs lane_regs_sdm845[] = {

-- 
2.34.1