On Thu, Jan 05, 2012 at 07:18:25PM +0530, Laxman Dewangan wrote: Please fix your mailer to word wrap at less than 80 columns. I've reflowed your text for legibility.
> > > + /* Configure the output discharge path */ > > > + st = tps62360_reg_modify_bits(tps, REG_RAMPCTRL, BIT(2), BIT(2)); > > > + if (st < 0) > > > + dev_err(tps->dev, "%s() fails in updating reg %d\n", > > > + __func__, REG_RAMPCTRL); > > > +} > > I rather suspect that if this is worth doing it's also worth doing over > > suspend... > The discharge path should be only enabled when the output voltage will go to > 0. > If it stay in non-zero voltage and enabling discharge path will consume more > power. > In suspend, it is not necessarily that voltage output will be 0 and hence it > should not > be enabled. In shutdown all power goes off from pmu and hence it is worth to > enable > discharge path for quick fall of output voltage. > > > > > + * @vsel: Select the voltage id register. > > > > What's this? > There is 4 sets of voltage configuration register for voltage output. The > power > on reset values for this registers are different and selection of the voltage > configuration register is done by 2 pins of the pmu chip which is board > dependent. > Based on board connection, it need to be program the desired voltage > configuration > Register to achieve the desired output. > -- To unsubscribe from this list: send the line "unsubscribe linux-tegra" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
