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arm64: dts: imx8mm-kontron: Disable pullups for I2C signals on OSM-S i.MX8MM

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There are external pullup resistors on the board and due to silicon
errata ERR050080 let's disable the internal ones to prevent any
unwanted behavior in case they wear out.

Fixes: de9618e84f ("arm64: dts: Add support for Kontron SL/BL i.MX8MM OSM-S")
Signed-off-by: Frieder Schrempf <frieder.schrempf@kontron.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Frieder Schrempf 2024-01-08 09:48:58 +01:00 committed by Shawn Guo
parent 6613476e22
commit 96293af54f
2 changed files with 4 additions and 4 deletions
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4
arch/arm64/boot/dts/freescale/imx8mm-kontron-bl-osm-s.dts
View File

@ -294,8 +294,8 @@ MX8MM_IOMUXC_SAI3_MCLK_GPIO5_IO2 0x19
pinctrl_i2c4: i2c4grp {
fsl,pins = <
MX8MM_IOMUXC_I2C4_SCL_I2C4_SCL 0x400001c3
MX8MM_IOMUXC_I2C4_SDA_I2C4_SDA 0x400001c3
MX8MM_IOMUXC_I2C4_SCL_I2C4_SCL 0x40000083
MX8MM_IOMUXC_I2C4_SDA_I2C4_SDA 0x40000083
>;
};

4
arch/arm64/boot/dts/freescale/imx8mm-kontron-osm-s.dtsi
View File

@ -252,8 +252,8 @@ MX8MM_IOMUXC_ECSPI1_SS0_GPIO5_IO9 0x19
pinctrl_i2c1: i2c1grp {
fsl,pins = <
MX8MM_IOMUXC_I2C1_SCL_I2C1_SCL 0x400001c3
MX8MM_IOMUXC_I2C1_SDA_I2C1_SDA 0x400001c3
MX8MM_IOMUXC_I2C1_SCL_I2C1_SCL 0x40000083
MX8MM_IOMUXC_I2C1_SDA_I2C1_SDA 0x40000083
>;
};