Commit f0de79f6 authored by Moses Christopher Bollavarapu's avatar Moses Christopher Bollavarapu Committed by Mauro Carvalho Chehab
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media: i2c: video-i2c: Replace constants with proper names 

Acc to MLX90640 datasheet:
 - 0x0400 represents the start of RAM address
 - 0x2400 represents the start of EEPROM address

Reference: https://www.melexis.com/-/media/files/documents\


           /datasheets/mlx90640-datasheet-melexis.pdf

Signed-off-by: default avatarMoses Christopher Bollavarapu <mosescb.dev@gmail.com>
Signed-off-by: default avatarSakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@kernel.org>
parent 35fd92b2

drivers/media/i2c/video-i2c.c

+8 −2
Original line number Diff line number Diff line
@@ -54,6 +54,12 @@ 
/* Temperature register */

#define AMG88XX_REG_T01L	0x80



/* RAM */

#define MLX90640_RAM_START_ADDR		0x0400



/* EEPROM */

#define MLX90640_EEPROM_START_ADDR	0x2400



/* Control register */

#define MLX90640_REG_CTL1		0x800d

#define MLX90640_REG_CTL1_MASK		0x0380
@@ -149,7 +155,7 @@ static int mlx90640_nvram_read(void *priv, unsigned int offset, void *val, 
{

	struct video_i2c_data *data = priv;



	return regmap_bulk_read(data->regmap, 0x2400 + offset, val, bytes);

	return regmap_bulk_read(data->regmap, MLX90640_EEPROM_START_ADDR + offset, val, bytes);

}



static struct nvmem_config mlx90640_nvram_config = {
@@ -168,7 +174,7 @@ static int amg88xx_xfer(struct video_i2c_data *data, char *buf) 


static int mlx90640_xfer(struct video_i2c_data *data, char *buf)

{

	return regmap_bulk_read(data->regmap, 0x400, buf,

	return regmap_bulk_read(data->regmap, MLX90640_RAM_START_ADDR, buf,

				data->chip->buffer_size);

}