Commit 7a2c36b0 authored by Marek Behún's avatar Marek Behún Committed by Gregory CLEMENT
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arm64: dts: armada-3720-turris-mox: forbid SDR104 on SDIO for FCC purposes 



Use sdhci-caps-mask to forbid SDR104 mode on the SDIO capable SDHCI
controller. Without this the device cannot pass electromagnetic
interference certifications.

Fixes: 7109d817 ("arm64: dts: marvell: add DTS for Turris Mox")
Signed-off-by: default avatarMarek Behún <marek.behun@nic.cz>
Cc: Gregory CLEMENT <gregory.clement@bootlin.com>
Signed-off-by: default avatarGregory CLEMENT <gregory.clement@bootlin.com>
parent 11b2af36

arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts

+2 −0
Original line number Diff line number Diff line
@@ -173,6 +173,8 @@ 
	marvell,pad-type = "sd";

	vqmmc-supply = <&vsdio_reg>;

	mmc-pwrseq = <&sdhci1_pwrseq>;

	/* forbid SDR104 for FCC purposes */

	sdhci-caps-mask = <0x2 0x0>;

	status = "okay";

};