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i2c: stm32f7: support DT binding i2c-analog-filter

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Replace driver internally coded enabling/disabling of the
analog-filter with the DT binding "i2c-analog-filter".

Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
This commit is contained in:
Patrick Delaunay
2021-08-03 12:05:12 +02:00
committed by Patrice Chotard
parent 2aaac1787a
commit 0959999891
1 changed files with 1 additions and 2 deletions
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3
drivers/i2c/stm32f7_i2c.c
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@@ -108,7 +108,6 @@ struct stm32_i2c_regs {
#define STM32_I2C_DNF_DEFAULT 0
#define STM32_I2C_DNF_MAX 16
#define STM32_I2C_ANALOG_FILTER_ENABLE 1
#define STM32_I2C_ANALOG_FILTER_DELAY_MIN 50 /* ns */
#define STM32_I2C_ANALOG_FILTER_DELAY_MAX 260 /* ns */
@@ -919,7 +918,7 @@ static int stm32_of_to_plat(struct udevice *dev)
STM32_I2C_FALL_TIME_DEFAULT);
i2c_priv->setup.dnf = STM32_I2C_DNF_DEFAULT;
i2c_priv->setup.analog_filter = STM32_I2C_ANALOG_FILTER_ENABLE;
i2c_priv->setup.analog_filter = dev_read_bool(dev, "i2c-analog-filter");
/* Optional */
i2c_priv->regmap = syscon_regmap_lookup_by_phandle(dev,