On Sunday 17 February 2013 19:17:59 Mark Brown wrote: > On Sun, Feb 17, 2013 at 05:40:41PM +0100, Pali Rohár wrote: > > $ dmesg | grep lis3 > > [ 110.454345] lis3lv02d_i2c 3-001d: Failed to get supply > > 'Vdd': -517 [ 110.457397] i2c 3-001d: Driver lis3lv02d_i2c > > requests probe deferral [ 111.507415] lis3lv02d_i2c > > 3-001d: Failed to get supply 'Vdd': -517 [ 111.510528] i2c > > 3-001d: Driver lis3lv02d_i2c requests probe deferral [ > > 126.720458] lis3lv02d_i2c 3-001d: Failed to get supply > > 'Vdd': -517 [ 126.728149] i2c 3-001d: Driver lis3lv02d_i2c > > requests probe deferral [ 135.842803] lis3lv02d_i2c > > 3-001d: Failed to get supply 'Vdd': -517 [ 135.856292] i2c > > 3-001d: Driver lis3lv02d_i2c requests probe deferral > > This just looks like a basic error in the board hookup - the > supplies are not mapped for the device. Add the supply > mappings and you should be fine. This should have been done > when the device was added, the commit doing that looks like > it was never tested in mainline as the driver problem was > fixed in October 2011 but the RX51 didn't start using the > device until May 2012.
There is no regulator 'Vdd' supply in board rx51 files. Can you look at code how it can be fixed? https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/arch/arm/mach-omap2/board-rx51-peripherals.c#n86 -- Pali Rohár pali.ro...@gmail.com
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