[PATCH 02/10] ARM: dts: imx6: RDU2: reduce i2c drive-strength
From: Lucas Stach <l.stach@pengutronix.de>
Date: 2021-01-26 04:48:17
Also in:
linux-devicetree
Subsystem:
the rest · Maintainer:
Linus Torvalds
The current 25 Ohm drive-strength is much too strong, resulting in significant overshoot of the signal. Reduce the drive-strength to 75 Ohm to get rid of those issues. Signed-off-by: Lucas Stach <l.stach@pengutronix.de> --- arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi b/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi
index 04a66339ceb3..56323890430e 100644
--- a/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi@@ -984,22 +984,22 @@ pinctrl_i2c1: i2c1grp { fsl,pins = < - MX6QDL_PAD_CSI0_DAT8__I2C1_SDA 0x4001b8b1 - MX6QDL_PAD_CSI0_DAT9__I2C1_SCL 0x4001b8b1 + MX6QDL_PAD_CSI0_DAT8__I2C1_SDA 0x4001b811 + MX6QDL_PAD_CSI0_DAT9__I2C1_SCL 0x4001b811 >; }; pinctrl_i2c2: i2c2grp { fsl,pins = < - MX6QDL_PAD_KEY_COL3__I2C2_SCL 0x4001b8b1 - MX6QDL_PAD_KEY_ROW3__I2C2_SDA 0x4001b8b1 + MX6QDL_PAD_KEY_COL3__I2C2_SCL 0x4001b811 + MX6QDL_PAD_KEY_ROW3__I2C2_SDA 0x4001b811 >; }; pinctrl_i2c3: i2c3grp { fsl,pins = < - MX6QDL_PAD_GPIO_3__I2C3_SCL 0x4001b8b1 - MX6QDL_PAD_GPIO_6__I2C3_SDA 0x4001b8b1 + MX6QDL_PAD_GPIO_3__I2C3_SCL 0x4001b811 + MX6QDL_PAD_GPIO_6__I2C3_SDA 0x4001b811 >; };
--
2.20.1
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