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Merged
ejgoldik merged 4 commits into from
Mar 25, 2026
Merged

Restore max9296 GPIO tunneling for external sync #403

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250076c
Restore max9296 GPIO tunneling for external sync JP6.x
ejgoldik Mar 25, 2026
e933bc8
Restore max9296 GPIO tunneling for external sync JP5.x
ejgoldik Mar 25, 2026
7cabc12
Restore max9296 GPIO tunneling for external sync JP6.2.1
ejgoldik Mar 25, 2026
21a5c33
Restore max9296 GPIO tunneling for external sync JP7.x
ejgoldik Mar 25, 2026
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49 changes: 49 additions & 0 deletions kernel/nvidia/5.0.2/0016-Add-max9296-GPIO-tunneling-for-the-external-sync-support.patch
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Original file line number Diff line number Diff line change
@@ -0,0 +1,49 @@
From 02da8355b18c65518c9a181473cbc646cdc84f9f Mon Sep 17 00:00:00 2001
From: ejgoldik <ehud.joseph.goldik@realsenseai.com>
Date: Wed, 25 Mar 2026 09:39:42 +0200
Subject: [PATCH] Add max9296 GPIO tunneling for the external sync support

Signed-off-by: ejgoldik <ehud.joseph.goldik@realsenseai.com>
---
drivers/media/i2c/max9296.c | 11 +++++++++++
1 file changed, 11 insertions(+)

diff --git a/drivers/media/i2c/max9296.c b/drivers/media/i2c/max9296.c
index 87f9dcf7a..829657bca 100644
--- a/drivers/media/i2c/max9296.c
+++ b/drivers/media/i2c/max9296.c
@@ -26,6 +26,10 @@
#include <media/max9296.h>

/* register specifics */
+#define MAX9296_2C5_ADDR 0x2C5
+#define MAX9296_2C6_ADDR 0x2C6
+#define MAX9296_2C7_ADDR 0x2C7
+
#define MAX9296_DST_CSI_MODE_ADDR 0x330
#define MAX9296_LANE_MAP1_ADDR 0x333
#define MAX9296_LANE_MAP2_ADDR 0x334
@@ -54,6 +58,10 @@
#define MAX9296_CTRL0_ADDR 0x10

/* data defines */
+#define MAX9296_2C5_ESYNC 0xAA
+#define MAX9296_2C6_ESYNC 0x17
+#define MAX9296_2C7_ESYNC 0x47
+
#define MAX9296_CSI_MODE_4X2 0x1
#define MAX9296_CSI_MODE_2X4 0x4
#define MAX9296_LANE_MAP1_4X2 0x44
@@ -364,6 +372,9 @@ int max9296_setup_control(struct device *dev, struct device *s_dev)

max9296_write_reg(dev,
MAX9296_PWDN_PHYS_ADDR, MAX9296_ALLPHYS_NOSTDBY);
+ max9296_write_reg(dev, MAX9296_2C5_ADDR, MAX9296_2C5_ESYNC);
+ max9296_write_reg(dev, MAX9296_2C6_ADDR, MAX9296_2C6_ESYNC);
+ max9296_write_reg(dev, MAX9296_2C7_ADDR, MAX9296_2C7_ESYNC);

priv->sdev_ref++;

--
2.43.0

0 ...16-Adding-max96712-support-for-D4xx.patch → ...17-Adding-max96712-support-for-D4xx.patch
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File renamed without changes.
49 changes: 49 additions & 0 deletions kernel/nvidia/5.1.2/0006-Add-max9296-GPIO-tunneling-for-the-external-sync-support.patch
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Original file line number Diff line number Diff line change
@@ -0,0 +1,49 @@
From 88443172935b2b07af33eb890db0088c3e5810fd Mon Sep 17 00:00:00 2001
From: ejgoldik <ehud.joseph.goldik@realsenseai.com>
Date: Wed, 25 Mar 2026 09:49:03 +0200
Subject: [PATCH] Add max9296 GPIO tunneling for the external sync support

Signed-off-by: ejgoldik <ehud.joseph.goldik@realsenseai.com>
---
drivers/media/i2c/max9296.c | 11 +++++++++++
1 file changed, 11 insertions(+)

diff --git a/drivers/media/i2c/max9296.c b/drivers/media/i2c/max9296.c
index 316e687a1..d48de2246 100644
--- a/drivers/media/i2c/max9296.c
+++ b/drivers/media/i2c/max9296.c
@@ -26,6 +26,10 @@
#include <media/max9296.h>

/* register specifics */
+#define MAX9296_2C5_ADDR 0x2C5
+#define MAX9296_2C6_ADDR 0x2C6
+#define MAX9296_2C7_ADDR 0x2C7
+
#define MAX9296_DST_CSI_MODE_ADDR 0x330
#define MAX9296_LANE_MAP1_ADDR 0x333
#define MAX9296_LANE_MAP2_ADDR 0x334
@@ -54,6 +58,10 @@
#define MAX9296_CTRL0_ADDR 0x10

/* data defines */
+#define MAX9296_2C5_ESYNC 0xAA
+#define MAX9296_2C6_ESYNC 0x17
+#define MAX9296_2C7_ESYNC 0x47
+
#define MAX9296_CSI_MODE_4X2 0x1
#define MAX9296_CSI_MODE_2X4 0x4
#define MAX9296_LANE_MAP1_4X2 0x44
@@ -364,6 +372,9 @@ int max9296_setup_control(struct device *dev, struct device *s_dev)

max9296_write_reg(dev,
MAX9296_PWDN_PHYS_ADDR, MAX9296_ALLPHYS_NOSTDBY);
+ max9296_write_reg(dev, MAX9296_2C5_ADDR, MAX9296_2C5_ESYNC);
+ max9296_write_reg(dev, MAX9296_2C6_ADDR, MAX9296_2C6_ESYNC);
+ max9296_write_reg(dev, MAX9296_2C7_ADDR, MAX9296_2C7_ESYNC);

priv->sdev_ref++;

--
2.43.0

0 ...06-Adding-max96712-support-for-D4xx.patch → ...07-Adding-max96712-support-for-D4xx.patch
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File renamed without changes.
49 changes: 49 additions & 0 deletions nvidia-oot/6.0/0005-Add-max9296-GPIO-tunneling-for-the-external-sync-support.patch
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Original file line number Diff line number Diff line change
@@ -0,0 +1,49 @@
From dc78eb05e431690d7a26a2fb6e426aa8ec1b7823 Mon Sep 17 00:00:00 2001
From: ejgoldik <ehud.joseph.goldik@realsenseai.com>
Date: Wed, 25 Mar 2026 09:04:13 +0200
Subject: [PATCH] Add max9296 GPIO tunneling for the external sync support

Signed-off-by: ejgoldik <ehud.joseph.goldik@realsenseai.com>
---
drivers/media/i2c/max9296.c | 11 +++++++++++
1 file changed, 11 insertions(+)

diff --git a/drivers/media/i2c/max9296.c b/drivers/media/i2c/max9296.c
index 97559460..d50bea51 100644
--- a/drivers/media/i2c/max9296.c
+++ b/drivers/media/i2c/max9296.c
@@ -16,6 +16,10 @@
#include <media/max9296.h>

/* register specifics */
+#define MAX9296_2C5_ADDR 0x2C5
+#define MAX9296_2C6_ADDR 0x2C6
+#define MAX9296_2C7_ADDR 0x2C7
+
#define MAX9296_DST_CSI_MODE_ADDR 0x330
#define MAX9296_LANE_MAP1_ADDR 0x333
#define MAX9296_LANE_MAP2_ADDR 0x334
@@ -44,6 +48,10 @@
#define MAX9296_CTRL0_ADDR 0x10

/* data defines */
+#define MAX9296_2C5_ESYNC 0xAA
+#define MAX9296_2C6_ESYNC 0x17
+#define MAX9296_2C7_ESYNC 0x47
+
#define MAX9296_CSI_MODE_4X2 0x1
#define MAX9296_CSI_MODE_2X4 0x4
#define MAX9296_LANE_MAP1_4X2 0x44
@@ -354,6 +362,9 @@ int max9296_setup_control(struct device *dev, struct device *s_dev)

max9296_write_reg(dev,
MAX9296_PWDN_PHYS_ADDR, MAX9296_ALLPHYS_NOSTDBY);
+ max9296_write_reg(dev, MAX9296_2C5_ADDR, MAX9296_2C5_ESYNC);
+ max9296_write_reg(dev, MAX9296_2C6_ADDR, MAX9296_2C6_ESYNC);
+ max9296_write_reg(dev, MAX9296_2C7_ADDR, MAX9296_2C7_ESYNC);

priv->sdev_ref++;

--
2.43.0

0 ...05-Adding-max96712-support-for-D4xx.patch → ...06-Adding-max96712-support-for-D4xx.patch
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0 ...ernal-address-assignment-on-max9295.patch → ...ernal-address-assignment-on-max9295.patch
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1 change: 1 addition & 0 deletions nvidia-oot/6.1/0005-Add-max9296-GPIO-tunneling-for-the-external-sync-support.patch
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@@ -0,0 +1 @@
../6.0/0005-Add-max9296-GPIO-tunneling-for-the-external-sync-support.patch
1 change: 0 additions & 1 deletion nvidia-oot/6.1/0005-Adding-max96712-support-for-D4xx.patch
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1 change: 1 addition & 0 deletions nvidia-oot/6.1/0006-Adding-max96712-support-for-D4xx.patch
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../6.0/0006-Adding-max96712-support-for-D4xx.patch
1 change: 0 additions & 1 deletion nvidia-oot/6.1/0006-Allow-external-address-assignment-on-max9295.patch
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1 change: 1 addition & 0 deletions nvidia-oot/6.1/0007-Allow-external-address-assignment-on-max9295.patch
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../6.0/0007-Allow-external-address-assignment-on-max9295.patch
1 change: 1 addition & 0 deletions nvidia-oot/6.2.1/0005-Add-max9296-GPIO-tunneling-for-the-external-sync-support.patch
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