From: "Ying-Chun Liu (PaulLiu)" <paul....@linaro.org>

The eMMC device on imx8mm-cl-iot-gate seems not support hs400.
When booting 6.1.0 kernel we got the following error.

    mmc2: mmc_select_hs400es failed, error -110
    mmc2: error -110 whilst initialising MMC card

Add no-mmc-hs400 to mmc2 node solves the problem.

Signed-off-by: Ying-Chun Liu (PaulLiu) <paul....@linaro.org>
Cc: Tom Rini <tr...@konsulko.com>
Cc: Stefano Babic <sba...@denx.de>
Cc: Fabio Estevam <feste...@gmail.com>
Cc: NXP i.MX U-Boot Team <uboot-...@nxp.com>
---
 arch/arm/dts/imx8mm-cl-iot-gate.dts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm/dts/imx8mm-cl-iot-gate.dts 
b/arch/arm/dts/imx8mm-cl-iot-gate.dts
index 425701204a..aa6ca070bf 100644
--- a/arch/arm/dts/imx8mm-cl-iot-gate.dts
+++ b/arch/arm/dts/imx8mm-cl-iot-gate.dts
@@ -350,6 +350,7 @@
        pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
        bus-width = <8>;
        non-removable;
+       no-mmc-hs400;
        status = "okay";
 };
 
-- 
2.45.2

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