From 3b9c1f7d163146ea18a0e486d2520a4a4f335d0e Mon Sep 17 00:00:00 2001
From: Haibo Chen <haibo.chen@nxp.com>
Date: Wed, 8 Sep 2021 13:37:32 +0800
Subject: [PATCH] LF-4557 arm64: dts: imx8ulp: only check DAT0 for auto-tuning
on sdio wifi device.
In SDIO mode, auto-tuning only support 1-bit mode as device sends
an async interrupt to uSDHC through DAT1 during interrupt period
which implies 4-bit auto tuning is not supported under SDIO mode.
Reviewed-by: Sherry Sun <sherry.sun@nxp.com>
Signed-off-by: Haibo Chen <haibo.chen@nxp.com>
Acked-by: Jason Liu <jason.hui.liu@nxp.com>
---
arch/arm64/boot/dts/freescale/imx8mp-evk-usdhc1-m2.dts | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk-usdhc1-m2.dts b/arch/arm64/boot/dts/freescale/imx8mp-evk-usdhc1-m2.dts
index ce3e42d2272e4d..58c60269a71197 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-evk-usdhc1-m2.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-evk-usdhc1-m2.dts
@@ -71,6 +71,7 @@
non-removable;
wakeup-source;
mmc-pwrseq = <&usdhc1_pwrseq>;
+ fsl,sdio-interrupt-enabled;
status = "okay";
wifi_wake_host {
--
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