how to make a 2k sample AD

[iida]

i am using a ADS7830(a 8bit, 8 chanel A/D converter)
in i2c interface( thanks for making this possible, Denk)in 2.4.25-denx
in a mpc5200 and i want make a 2k sample.
How can i control this sample rate in linux ?
How do i change the clock in i2c interface( the ADS7830 suport 3(100
khz, 400khz and 3.4 Mhz)?
--
Atenciosamente,
Renato Iida

Ztec - Z Tecnologia em Comunicação - Engenharia
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