Hi Jorge, On Wed, Oct 14, 2020 at 10:07 AM Jorge Ramirez-Ortiz <jo...@foundries.io> wrote: > > In order to be able to run the I2C bus at 400Khz, the chip errata[1] > recommends that the peripheral clock runs out of the 24MHz oscillator. > > [1] Rev 2, 10/2019, ERR007805 > > Signed-off-by: Jorge Ramirez-Ortiz <jo...@foundries.io> > --- > arch/arm/mach-imx/mx6/soc.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/arm/mach-imx/mx6/soc.c b/arch/arm/mach-imx/mx6/soc.c > index e129286065..1da250bbcd 100644 > --- a/arch/arm/mach-imx/mx6/soc.c > +++ b/arch/arm/mach-imx/mx6/soc.c > @@ -469,7 +469,7 @@ int arch_cpu_init(void) > } > > /* Set perclk to source from OSC 24MHz */ > - if (is_mx6sl()) > + if (is_mx6sl() || is_mx6ull())
According to https://www.nxp.com/docs/en/errata/IMX6SDLCE.pdf the mx6solo and mx6dl are also affected by ERR007805. These variants should be handled too.
