Messages in this thread | | | Subject | Re: [PATCH] i2c: i2c-stm32f7: Fix SDADEL minimum formula | From | Pierre Yves MORDRET <> | Date | Thu, 7 Mar 2019 09:29:57 +0100 |
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Hi
Reviewed-by: Pierre-Yves MORDRET <pierre-yves.mordret@st.com>
Thanks
On 3/6/19 4:12 PM, Bich HEMON wrote: > From: Nicolas Le Bayon <nicolas.le.bayon@st.com> > > It conforms with Reference Manual I2C timing section. > > Signed-off-by: Nicolas Le Bayon <nicolas.le.bayon@st.com> > Signed-off-by: Bich Hemon <bich.hemon@st.com> > --- > drivers/i2c/busses/i2c-stm32f7.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/i2c/busses/i2c-stm32f7.c b/drivers/i2c/busses/i2c-stm32f7.c > index 13e1213..4284fc9 100644 > --- a/drivers/i2c/busses/i2c-stm32f7.c > +++ b/drivers/i2c/busses/i2c-stm32f7.c > @@ -432,7 +432,7 @@ static int stm32f7_i2c_compute_timing(struct stm32f7_i2c_dev *i2c_dev, > STM32F7_I2C_ANALOG_FILTER_DELAY_MAX : 0); > dnf_delay = setup->dnf * i2cclk; > > - sdadel_min = setup->fall_time - i2c_specs[setup->speed].hddat_min - > + sdadel_min = i2c_specs[setup->speed].hddat_min + setup->fall_time - > af_delay_min - (setup->dnf + 3) * i2cclk; > > sdadel_max = i2c_specs[setup->speed].vddat_max - setup->rise_time - >
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