[Arm-netbook] urgent: laptop I/O Board - IC selection needed for Battery charging and monitor, LCD Backlight PWM and power supply, and AC97 USB Audio

Simon Kenyon simon at koala.ie
Fri Aug 31 15:23:15 BST 2012


On 08/31/12 13:37, lkcl luke wrote:
> hi folks,
>
> right, our client finally asked for help in getting the laptop made,
> by mid-october.  as that's far too tight a deadline to use an STM32F,
> discrete components have to be selected for audio, battery and lcd
> PWM.  that means I2C or USB devices, which need to have linux kernel
> device drivers already written (to save time).
>
> the max17040 has code in drivers/i2c but it's a "monitor" system
> rather than an actual charger IC.  i'd like to find a charger IC that
> can do around 2A and charge a multi-cell laptop battery.
>
> audio i found the GL632 but i really need help finding alternatives.
>
> LCD PWM *should* be easy as an I2C device but again if one already
> exists i'd like to use that.
>
> much appreciated some assistance finding suitable ICs here.

what about http://www.summitmicro.com/prod_select/summary/SMB347/SMB347.htm

there is a linux device driver for it.



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