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drivers: media: cfe: Add non-continuous CSI-2 clock mode #6705

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drivers: media: cfe: Add non-continuous CSI-2 clock mode #6705

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13 changes: 13 additions & 0 deletions drivers/media/i2c/imx500.c
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Original file line number Diff line number Diff line change
Expand Up @@ -37,6 +37,8 @@
#define IMX500_IMAGE_ONLY_FALSE 0x00
#define IMX500_IMAGE_ONLY_TRUE 0x01

#define IMX500_REG_SENSOR_TEMP_CTRL CCI_REG8(0x0138)

#define IMX500_REG_ORIENTATION CCI_REG8(0x101)

#define IMX500_XCLK_FREQ 24000000
Expand Down Expand Up @@ -2505,6 +2507,14 @@ static int imx500_start_streaming(struct imx500 *imx500)
if (ret < 0)
return ret;

/*
* Disable the temperature sensor here - must be done else loading any
* firmware fails...
*
* Re-enable before stream-on below.
*/
cci_write(imx500->regmap, IMX500_REG_SENSOR_TEMP_CTRL, 0, &ret);

ret = cci_write(imx500->regmap, IMX500_REG_IMAGE_ONLY_MODE,
imx500->fw_network ? IMX500_IMAGE_ONLY_FALSE :
IMX500_IMAGE_ONLY_TRUE,
Expand Down Expand Up @@ -2599,6 +2609,9 @@ static int imx500_start_streaming(struct imx500 *imx500)
/* Disable any sensor startup frame drops. This must be written here! */
cci_write(imx500->regmap, CCI_REG8(0xD405), 0, &ret);

/* Re-enable the temperature sensor. */
cci_write(imx500->regmap, IMX500_REG_SENSOR_TEMP_CTRL, 1, &ret);

/* set stream on register */
cci_write(imx500->regmap, IMX500_REG_MODE_SELECT, IMX500_MODE_STREAMING,
&ret);
Expand Down
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