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arm64: dts: imx8-ss-conn: add fsl,tuning-step for usdhc1 and usdhc2

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Add fsl,tuning-step for usdhc1 and usdhc2 to improve card compatibility.

Signed-off-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Frank Li
2025-10-22 12:50:26 -04:00
committed by Shawn Guo
parent 1ddf34137c
commit d8ce633518
1 changed files with 4 additions and 0 deletions
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4
arch/arm64/boot/dts/freescale/imx8-ss-conn.dtsi
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@@ -80,6 +80,8 @@ usdhc1: mmc@5b010000 {
assigned-clocks = <&clk IMX_SC_R_SDHC_0 IMX_SC_PM_CLK_PER>;
assigned-clock-rates = <400000000>;
power-domains = <&pd IMX_SC_R_SDHC_0>;
fsl,tuning-start-tap = <20>;
fsl,tuning-step = <2>;
status = "disabled";
};
@@ -108,6 +110,8 @@ usdhc3: mmc@5b030000 {
assigned-clocks = <&clk IMX_SC_R_SDHC_2 IMX_SC_PM_CLK_PER>;
assigned-clock-rates = <200000000>;
power-domains = <&pd IMX_SC_R_SDHC_2>;
fsl,tuning-start-tap = <20>;
fsl,tuning-step = <2>;
status = "disabled";
};