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From: David Heidelberg via B4 Relay <devnull+david.ixit.cz@kernel.org>
To: Robert Foss <rfoss@kernel.org>, Todor Tomov <todor.too@gmail.com>,
	 Bryan O'Donoghue <bryan.odonoghue@linaro.org>,
	 Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org>,
	 Mauro Carvalho Chehab <mchehab@kernel.org>,
	 Luca Weiss <luca.weiss@fairphone.com>,
	Petr Hodina <phodina@protonmail.com>,
	 Casey Connolly <casey.connolly@linaro.org>,
	"Dr. Git" <drgitx@gmail.com>
Cc: Joel Selvaraj <foss@joelselvaraj.com>,
	linux-media@vger.kernel.org,  linux-arm-msm@vger.kernel.org,
	linux-kernel@vger.kernel.org,  phone-devel@vger.kernel.org,
	David Heidelberg <david@ixit.cz>
Subject: [PATCH RFC 6/8] media: qcom: camss: csiphy-3ph: Use sdm845 C-PHY configuration sequence
Date: Sun, 09 Nov 2025 10:39:49 +0100	[thread overview]
Message-ID: <20251109-qcom-cphy-v1-6-165f7e79b0e1@ixit.cz> (raw)
In-Reply-To: <20251109-qcom-cphy-v1-0-165f7e79b0e1@ixit.cz>

From: David Heidelberg <david@ixit.cz>

Enable the 3-phase (3PH) lane configuration introduced earlier when
C-PHY mode is requested on the SDM845 platform. This ensures the proper
initialization sequence is used for C-PHY operation.

Signed-off-by: David Heidelberg <david@ixit.cz>
---
 drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

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 c2adbde6b4e0d..03f5c4676e89a 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
@@ -1103,8 +1103,14 @@ static void csiphy_lanes_enable(struct csiphy_device *csiphy,
 
 	switch (csiphy->camss->res->version) {
 	case CAMSS_845:
-		regs->lane_regs = &lane_regs_sdm845[0];
-		regs->lane_array_size = ARRAY_SIZE(lane_regs_sdm845);
+		if (c->cphy) {
+			regs->lane_regs = &lane_regs_sdm845_3ph[0];
+			regs->lane_array_size = ARRAY_SIZE(lane_regs_sdm845_3ph);
+
+		} else {
+			regs->lane_regs = &lane_regs_sdm845[0];
+			regs->lane_array_size = ARRAY_SIZE(lane_regs_sdm845);
+		}
 		break;
 	case CAMSS_2290:
 		regs->lane_regs = &lane_regs_qcm2290[0];

-- 
2.51.0



  parent reply	other threads:[~2025-11-09  9:40 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-11-09  9:39 [PATCH RFC 0/8] media: camss: Add support for C-PHY configuration on Qualcomm platforms David Heidelberg via B4 Relay
2025-11-09  9:39 ` [PATCH RFC 1/8] media: qcom: camss: csiphy-3ph: Add Gen2 v1.1 MIPI CSI-2 CPHY init David Heidelberg via B4 Relay
2025-11-10 20:23   ` Vladimir Zapolskiy
2025-11-09  9:39 ` [PATCH RFC 2/8] media: qcom: camss: csiphy: Introduce C-PHY David Heidelberg via B4 Relay
2025-11-09 12:35   ` Casey Connolly
2025-11-10 11:35   ` Bryan O'Donoghue
2025-11-12 16:15     ` David Heidelberg
2025-11-13  9:27       ` Bryan O'Donoghue
2025-11-09  9:39 ` [PATCH RFC 3/8] media: qcom: camss: csiphy-3ph: Use odd bits for configuring C-PHY lanes David Heidelberg via B4 Relay
2025-11-09  9:49   ` David Heidelberg
2025-11-09  9:39 ` [PATCH RFC 4/8] media: qcom: camss: Prepare CSID for C-PHY support David Heidelberg via B4 Relay
2025-11-10 11:37   ` Bryan O'Donoghue
2025-12-01 20:30     ` David Heidelberg
2025-11-09  9:39 ` [PATCH RFC 5/8] media: qcom: camss: Initialize lanes after lane configuration is available David Heidelberg via B4 Relay
2025-11-10 11:38   ` Bryan O'Donoghue
2025-11-09  9:39 ` David Heidelberg via B4 Relay [this message]
2025-11-10 11:40   ` [PATCH RFC 6/8] media: qcom: camss: csiphy-3ph: Use sdm845 C-PHY configuration sequence Bryan O'Donoghue
2025-11-10 11:41   ` Luca Weiss
2025-11-09  9:39 ` [PATCH RFC 7/8] media: qcom: camss: Account for C-PHY when calculating link frequency David Heidelberg via B4 Relay
2025-11-09 12:42   ` Casey Connolly
2025-11-09  9:39 ` [PATCH RFC 8/8] media: qcom: camss: Remove D-PHY-only endpoint restriction David Heidelberg via B4 Relay
2025-11-09 12:43   ` Casey Connolly
2025-11-09 17:22   ` Luca Weiss
2025-11-09 12:49 ` [PATCH RFC 0/8] media: camss: Add support for C-PHY configuration on Qualcomm platforms Casey Connolly

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