arm64: dts: hikey960: Enable SDIO high-speed mode on WL1837 module

According to hardware documentation, the WL1837MOD 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 <ryan@edited.us>
[jstultz: Ported from hikey/wl1835 to hikey960/wl1837]
Signed-off-by: John Stultz <john.stultz@linaro.org>

diff --git a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi
index 5789075d4c18fb6b0e3fab9a2befe0c642e1fb65..d7132fcbac5898beb998ce2258c90ef5e2edc340 100644 (file)
--- a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi
+++ b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi
@@ -1168,6 +1168,7 @@
                        resets = <&crg_rst 0x94 20>;
                        reset-names = "reset";
                        card-detect-delay = <200>;
+                       cap-sd-highspeed;
                        supports-highspeed;
                        keep-power-in-suspend;
                        pinctrl-names = "default";