Commit a443d314 authored by Heiko Schocher's avatar Heiko Schocher
Browse files

[FIX] correct I2C Writes for the LM81 Sensor.


Signed-off-by: default avatarHeiko Schocher <hs@denx.de>
parent 6dedf3d4
......@@ -80,7 +80,7 @@ int dtt_write(int sensor, int reg, int val)
/*
* Write value to register.
*/
if (i2c_write(sensor, reg, 1, data, 1) != 0)
if (i2c_write(sensor, reg, 1, &data, 1) != 0)
return 1;
return 0;
......@@ -88,6 +88,7 @@ int dtt_write(int sensor, int reg, int val)
#define DTT_MANU 0x3e
#define DTT_REV 0x3f
#define DTT_CONFIG 0x40
#define DTT_ADR 0x48
static int _dtt_init(int sensor)
......@@ -98,6 +99,8 @@ static int _dtt_init(int sensor)
if (dtt_write (sensor, DTT_CONFIG, 0x01) < 0)
return 1;
/* The LM81 needs 400ms to get the correct values ... */
udelay (400000);
man = dtt_read (sensor, DTT_MANU);
if (man != 0x01)
return 1;
......@@ -109,8 +112,6 @@ static int _dtt_init(int sensor)
return 1;
printf ("DTT: Found LM81@%x Rev: %d\n", adr, rev);
/* The LM81 needs 400ms to get the correct values ... */
udelay (400000);
return 0;
} /* _dtt_init() */
......
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