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[v3,3/7] media: i2c: imx290: Remove CHIP_ID reg definition

Message ID 20240902-imx290-avail-v3-3-b32a12799fed@skidata.com
State New
Headers show
Series media: i2c: imx290: check for availability in probe() | expand

Commit Message

Benjamin Bara Sept. 2, 2024, 3:57 p.m. UTC 
From: Benjamin Bara <benjamin.bara@skidata.com>

This register is not described in the public available imx290 datasheet.
Additionally, a read returns '0x07d0' for an imx327lqr and also for an
imx462, which means it cannot be used to distinguish between those two
imx290 derivatives.

Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Benjamin Bara <benjamin.bara@skidata.com>
---
Changes since v2:
- picked up R-b of Laurent (thx!)
---
 drivers/media/i2c/imx290.c | 1 -
 1 file changed, 1 deletion(-)
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Patch

diff --git a/drivers/media/i2c/imx290.c b/drivers/media/i2c/imx290.c
index 466492bab600..6812e7cb9e23 100644
--- a/drivers/media/i2c/imx290.c
+++ b/drivers/media/i2c/imx290.c
@@ -80,7 +80,6 @@ 
 #define IMX290_ADBIT2					CCI_REG8(0x317c)
 #define IMX290_ADBIT2_10BIT				0x12
 #define IMX290_ADBIT2_12BIT				0x00
-#define IMX290_CHIP_ID					CCI_REG16_LE(0x319a)
 #define IMX290_ADBIT3					CCI_REG8(0x31ec)
 #define IMX290_ADBIT3_10BIT				0x37
 #define IMX290_ADBIT3_12BIT				0x0e