Reduce slew rate and set drive strength to 105 Ohm. The previous settings
had some issues with signal ringing, due to the slew rate being too fast.
Signed-off-by: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
---
.../boot/dts/freescale/imx8mq-zii-ultra.dtsi | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)
diff --git a/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi
index e6469e15bcbd..aa05d5fd1b3b 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi
@@ -661,29 +661,29 @@
pinctrl_i2c1: i2c1grp {
fsl,pins = <
- MX8MQ_IOMUXC_I2C1_SCL_I2C1_SCL 0x4000007f
- MX8MQ_IOMUXC_I2C1_SDA_I2C1_SDA 0x4000007f
+ MX8MQ_IOMUXC_I2C1_SCL_I2C1_SCL 0x40000022
+ MX8MQ_IOMUXC_I2C1_SDA_I2C1_SDA 0x400000a2
>;
};
pinctrl_i2c2: i2c2grp {
fsl,pins = <
- MX8MQ_IOMUXC_I2C2_SCL_I2C2_SCL 0x4000007f
- MX8MQ_IOMUXC_I2C2_SDA_I2C2_SDA 0x4000007f
+ MX8MQ_IOMUXC_I2C2_SCL_I2C2_SCL 0x40000022
+ MX8MQ_IOMUXC_I2C2_SDA_I2C2_SDA 0x400000a2
>;
};
pinctrl_i2c3: i2c3grp {
fsl,pins = <
- MX8MQ_IOMUXC_I2C3_SCL_I2C3_SCL 0x4000007f
- MX8MQ_IOMUXC_I2C3_SDA_I2C3_SDA 0x4000007f
+ MX8MQ_IOMUXC_I2C3_SCL_I2C3_SCL 0x40000022
+ MX8MQ_IOMUXC_I2C3_SDA_I2C3_SDA 0x400000a2
>;
};
pinctrl_i2c4: i2c4grp {
fsl,pins = <
- MX8MQ_IOMUXC_I2C4_SCL_I2C4_SCL 0x4000007f
- MX8MQ_IOMUXC_I2C4_SDA_I2C4_SDA 0x4000007f
+ MX8MQ_IOMUXC_I2C4_SCL_I2C4_SCL 0x40000022
+ MX8MQ_IOMUXC_I2C4_SDA_I2C4_SDA 0x400000a2
>;
};
--
2.20.1
