[PATCH] arm64: dts: hikey: Enable SDIO high-speed mode on WL1835 module

[Ryan Grachek]

According to hardware documentation, the WL1835MOD WiFi chip
supports SDIO high-speed mode, which increases the clock to
50 MHz. This results in a modest increase in throughput.

Signed-off-by: Ryan Grachek <r...@edited.us>
---
 arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts 
b/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
index 5d5aa4f4a235..a5e0cc4370e1 100644
--- a/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
+++ b/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
@@ -322,6 +322,7 @@
 
                dwmmc_2: dwmmc2@f723f000 {
                        bus-width = <0x4>;
+                       cap-sd-highspeed;
                        non-removable;
                        vmmc-supply = <&reg_vdd_3v3>;
                        mmc-pwrseq = <&wl1835_pwrseq>;
-- 
2.11.0