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c8f1e5025c
On Thu, May 28, 2009 at 10:59 AM, Mark Brown <broonie@opensource.wolfsonmicro.com> wrote: > On Thu, May 28, 2009 at 07:15:16AM +0200, Philipp Zabel wrote: >> The V3 regulator can be configured with an external resistor >> connected to the feedback pin (R24 in the data sheet) to >> increase the voltage range. >> >> For example, hx4700 has R24 = 3.32 kOhm to achieve a maximum >> V3 voltage of 1.55 V which is needed for 624 MHz CPU frequency. >> >> Signed-off-by: Philipp Zabel <philipp.zabel@gmail.com> > > Looks good. > > Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Thanks, but it turns out I hit a 32 bit integer overflow in the gain calculation. I'd like to mend that with the following patch. Now max_uV could be increased up to 4.294 V, enough to charge LiPo cells. Signed-off-by: Philipp Zabel <philipp.zabel@gmail.com> Acked-by: Robert Jarzmik <robert.jarzmik@free.fr> Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk> |
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| .. | ||
| bq24022.c | ||
| core.c | ||
| da903x.c | ||
| fixed.c | ||
| Kconfig | ||
| lp3971.c | ||
| Makefile | ||
| max1586.c | ||
| pcf50633-regulator.c | ||
| twl4030-regulator.c | ||
| userspace-consumer.c | ||
| virtual.c | ||
| wm8350-regulator.c | ||
| wm8400-regulator.c | ||