From: Angus Ainslie <angus@akkea.ca>
Date: Tue, 5 Oct 2021 13:49:01 +0000 (+0200)
Subject: arm64: dts: imx8mq-librem5: Limit the max sdio frequency
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=09d255f0beb5370440e75a6bf7872f56b26ab4c9;p=linux.git

arm64: dts: imx8mq-librem5: Limit the max sdio frequency

This is needed for the 1LV Cyress WiFi module to probe correctly.
It also helps improve GNSS sensitivity.

Signed-off-by: Angus Ainslie <angus@akkea.ca>
Signed-off-by: Martin Kepplinger <martin.kepplinger@puri.sm>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
---

diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
index 396eb44342297..d86486fd659d7 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
@@ -1237,6 +1237,7 @@
 	mmc-pwrseq = <&usdhc2_pwrseq>;
 	post-power-on-delay-ms = <1000>;
 	cd-gpios = <&gpio2 12 GPIO_ACTIVE_LOW>;
+	max-frequency = <50000000>;
 	disable-wp;
 	cap-sdio-irq;
 	keep-power-in-suspend;