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From fa1d9aeccd9d3244d48ded2dc9e9405aab949513 Mon Sep 17 00:00:00 2001
From: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Date: Wed, 29 Apr 2020 01:28:16 +0300
Subject: [PATCH] media: i2c: ov2311: add GMSL2 support

This add GMSL2 camera with this imager

Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
---
 drivers/media/i2c/soc_camera/imagers/ov2311.c | 21 ++++++++++++++-------
 drivers/media/i2c/soc_camera/imagers/ov2311.h |  2 +-
 2 files changed, 15 insertions(+), 8 deletions(-)

diff --git a/drivers/media/i2c/soc_camera/imagers/ov2311.c b/drivers/media/i2c/soc_camera/imagers/ov2311.c
index ce4999b..764c261 100644
--- a/drivers/media/i2c/soc_camera/imagers/ov2311.c
+++ b/drivers/media/i2c/soc_camera/imagers/ov2311.c
@@ -1,7 +1,7 @@
 /*
  * OmniVision ov2311 sensor camera driver
  *
- * Copyright (C) 2015-2019 Cogent Embedded, Inc.
+ * Copyright (C) 2015-2020 Cogent Embedded, Inc.
  *
  * This program is free software; you can redistribute  it and/or modify it
  * under  the terms of  the GNU General  Public License as published by the
@@ -25,8 +25,8 @@
 
 #define OV2311_I2C_ADDR			0x60
 
-#define OV2311_PID_REGA			0x300a
-#define OV2311_PID_REGB			0x300b
+#define OV2311_PIDA_REG			0x300a
+#define OV2311_PIDB_REG			0x300b
 #define OV2311_REV_REG			0x300c
 #define OV2311_PID			0x2311
 
@@ -397,9 +397,9 @@ static int ov2311_initialize(struct i2c_client *client)
 
 	setup_i2c_translator(client, priv->ser_addr, OV2311_I2C_ADDR, MODE_GMSL2);
 
-	reg16_read(client, OV2311_PID_REGA, &val);
+	reg16_read(client, OV2311_PIDA_REG, &val);
 	pid = val;
-	reg16_read(client, OV2311_PID_REGB, &val);
+	reg16_read(client, OV2311_PIDB_REG, &val);
 	pid = (pid << 8) | val;
 
 	if (pid != OV2311_PID) {
@@ -407,8 +407,15 @@ static int ov2311_initialize(struct i2c_client *client)
 		return -ENODEV;
 	}
 
-	if (get_des_id(client) == UB960_ID)
-		reg8_write_addr(client, priv->ser_addr, 0x02, 0x13);	/* MIPI 2-lanes */
+	switch (get_des_id(client)) {
+	case UB960_ID:
+		reg8_write_addr(client, priv->ser_addr, 0x02, 0x13); /* MIPI 2-lanes */
+		break;
+	case MAX9296A_ID:
+	case MAX96712_ID:
+		reg16_write_addr(client, priv->ser_addr, MAX9295_MIPI_RX1, 0x11); /* MIPI 2-lanes */
+		break;
+	}
 
 	/* check revision */
 	reg16_read(client, OV2311_REV_REG, &rev);
diff --git a/drivers/media/i2c/soc_camera/imagers/ov2311.h b/drivers/media/i2c/soc_camera/imagers/ov2311.h
index 3a56b0b..f76662a 100644
--- a/drivers/media/i2c/soc_camera/imagers/ov2311.h
+++ b/drivers/media/i2c/soc_camera/imagers/ov2311.h
@@ -30,7 +30,7 @@ struct ov2311_reg {
 	u8	val;
 };
 
-/* R1600x1300 RAW10 MIPI 60fps */
+/* R1600x1300 RAW8 MIPI 60fps */
 static const struct ov2311_reg ov2311_regs_wizard_r1c[] = {
 {0x0103, 0x01},
 {0x0100, 0x00},
-- 
2.7.4