Re: [PATCH 01/33] add lp5521 driver

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On Sun, Aug 31, 2008 at 01:39:21PM -0700, David Brownell wrote:
> On Saturday 30 August 2008, Felipe Balbi wrote:
> > +static int lp5521_configure(struct i2c_client *client)
> > +{
> > +       int ret = 0;
> > +
> > +       /* Enable chip and set light to logarithmic mode*/
> > +       ret |= lp5521_write(client, LP5521_REG_ENABLE, 0xc0);
> > +
> > +       /* setting all color pwms to direct control mode */
> > +       ret |= lp5521_write(client, LP5521_REG_OP_MODE, 0x3f);
> > +
> > +       /* setting current to 4.7 mA for all channels */
> > +       ret |= lp5521_write(client, LP5521_REG_R_CNTRL, LP5521_CURRENT_4m7);
> > +       ret |= lp5521_write(client, LP5521_REG_G_CNTRL, LP5521_CURRENT_4m7);
> > +       ret |= lp5521_write(client, LP5521_REG_B_CNTRL, LP5521_CURRENT_4m7);
> > +
> > +       /* Enable auto-powersave, set charge pump to auto, red to battery */
> > +       ret |= lp5521_write(client, LP5521_REG_MISC, 0x3c);
> > +
> 
> This highlights one reason many of these drivers haven't gone
> upstream: embedding non-general assumptions.  In this case it
> should be simple enough to define platform data to represent
> various options like these ...

Also dropped. The author should take a look at this. I'm putting him in
the loop.

Mathias, any comments on this ??

-- 
balbi
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