From: Patrick Delaunay <patrick.delaunay@foss.st.com>
Date: Tue, 3 Aug 2021 10:05:12 +0000 (+0200)
Subject: i2c: stm32f7: support DT binding i2c-analog-filter
X-Git-Tag: v2025.01-rc5-pxa1908~1682^2~10
X-Git-Url: http://git.dujemihanovic.xyz/%7B%7B%20.Permalink%20%7D%7D?a=commitdiff_plain;h=09599998919c6eab26c3dfd0fcd2f8a6a07cf75d;p=u-boot.git

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

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>
---

diff --git a/drivers/i2c/stm32f7_i2c.c b/drivers/i2c/stm32f7_i2c.c
index b449084b5f..e71a0e0aa3 100644
--- a/drivers/i2c/stm32f7_i2c.c
+++ b/drivers/i2c/stm32f7_i2c.c
@@ -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,