In message <[EMAIL PROTECTED]> you wrote:
>
> > Which exact driver are you referring to? If any driver has such a bug,
> > it should be fixed.
>
> drivers/i2c/fsl_i2c.c
>
> The function is i2c_init(). I recently posted a patch that added this line
> of code:
>
> i2c_bus_speed[0] = set_i2c_bus_speed(dev, gd->i2c1_clk, speed);
>
> And this is what causes the problem. i2c_bus_speed[] is a global variable,
> and
> i2c_init() is called before relocation. Therefore, this function writes to
> flash the first time it's called.
The driver is broken if it writes to the data segment before
relocation.
That's a bug that should be fixed.
Best regards,
Wolfgang Denk
--
DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: [EMAIL PROTECTED]
The only solution is ... a balance of power. We arm our side with
exactly that much more. A balance of power -- the trickiest, most
difficult, dirtiest game of them all. But the only one that preserves
both sides.
-- Kirk, "A Private Little War", stardate 4211.8
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