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author | Grant Morphett <grant@gmorph.com> | 2015-02-06 13:18:44 +1100 |
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committer | Lorenz Meier <lm@inf.ethz.ch> | 2015-02-11 12:49:56 +0100 |
commit | 215e8e2466fb73121c2afe40eb3841f0e7830e4d (patch) | |
tree | 273d142afa53064b197a9287cc1ae7d42dcb1245 /src/drivers/hmc5883 | |
parent | 0801dbda38e31615a2345ba76acfef592150e5bb (diff) | |
download | px4-firmware-215e8e2466fb73121c2afe40eb3841f0e7830e4d.tar.gz px4-firmware-215e8e2466fb73121c2afe40eb3841f0e7830e4d.tar.bz2 px4-firmware-215e8e2466fb73121c2afe40eb3841f0e7830e4d.zip |
hmc5883: Fix for Issue1858 detection of MAG on Int/Ext I2C Bus.
Diffstat (limited to 'src/drivers/hmc5883')
-rw-r--r-- | src/drivers/hmc5883/hmc5883_i2c.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/drivers/hmc5883/hmc5883_i2c.cpp b/src/drivers/hmc5883/hmc5883_i2c.cpp index f86c1af6b..b13f1fca8 100644 --- a/src/drivers/hmc5883/hmc5883_i2c.cpp +++ b/src/drivers/hmc5883/hmc5883_i2c.cpp @@ -113,11 +113,17 @@ HMC5883_I2C::ioctl(unsigned operation, unsigned &arg) switch (operation) { case MAGIOCGEXTERNAL: +// On PX4v1 the MAG can be on an internal I2C +// On everything else its always external +#ifdef CONFIG_ARCH_BOARD_PX4FMU_V1 if (_bus == PX4_I2C_BUS_EXPANSION) { return 1; } else { return 0; } +#else + return 1; +#endif case DEVIOCGDEVICEID: return CDev::ioctl(nullptr, operation, arg); |