loic/ina260-sysfs-driver
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Loic Guegan 2023-08-14 17:10:40 +02:00
parent 3ed60f4537
commit 4acb4daa59
1 changed files with 9 additions and 21 deletions
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30
ina260.c
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@ -17,14 +17,14 @@
#include <linux/regmap.h> #include <linux/regmap.h>
// INA260 registers // INA260 registers
#define INA260_REG_CONFIGURATION 0x00 #define INA260_REG_CONFIGURATION 0x00
#define INA260_REG_CURRENT 0x01 #define INA260_REG_CURRENT 0x01
#define INA260_REG_VOLTAGE 0x02 #define INA260_REG_VOLTAGE 0x02
#define INA260_REG_POWER 0x03 #define INA260_REG_POWER 0x03
#define INA260_REG_MASKENABLE 0x06 #define INA260_REG_MASKENABLE 0x06
#define INA260_REG_ALERTLIMIT 0x07 #define INA260_REG_ALERTLIMIT 0x07
#define INA260_REG_MANUFACTURER 0xFE #define INA260_REG_MANUFACTURER 0xFE
#define INA260_REG_DIE 0xFF #define INA260_REG_DIE 0xFF
static struct regmap_config ina260_regmap_config = { static struct regmap_config ina260_regmap_config = {
.max_register = INA260_REG_DIE, .max_register = INA260_REG_DIE,
@ -41,7 +41,7 @@ static ssize_t _attr##_show(struct device *dev, struct device_attribute *attr, c
err = regmap_read(cdata->regmap, (_reg), &rvalue); \ err = regmap_read(cdata->regmap, (_reg), &rvalue); \
if(err>0) \ if(err>0) \
return err; \ return err; \
return sprintf(buf, "%x\n", rvalue); \ return sprintf(buf, "0x%x\n", rvalue); \
} }
#define INA260_REG_STORE(_attr,_reg) \ #define INA260_REG_STORE(_attr,_reg) \
@ -57,18 +57,6 @@ static ssize_t _attr##_store(struct device *dev, struct device_attribute *attr,
return count; \ return count; \
} }
/**
* @brief This macro is not available on old kernel especially the one
* used by Beaglebones Single Board Computers
*/
#define HWMON_CHANNEL_INFO(stype, ...) \
(&(struct hwmon_channel_info) { \
.type = hwmon_##stype, \
.config = (u32 []) { \
__VA_ARGS__, 0 \
} \
})
/** /**
* @brief Embedded user data * @brief Embedded user data
*/ */