[PATCH v2 8/8] arm64: dts: allwinner: Pine H64: Enable HS200 eMMC mode

Andre Przywara andre.przywara at arm.com
Wed Jan 13 10:26:30 EST 2021


The eMMC modules offered for the Pine64 boards are capable of the HS200
eMMC speed mode, when observing the frequency limit of 150 MHz.

Enable that in the DT.

This increases the interface speed from ~80 MB/s to ~120 MB/s.

Signed-off-by: Andre Przywara <andre.przywara at arm.com>
Acked-by: Chen-Yu Tsai <wens at csie.org>
---
 arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts b/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts
index 961732c52aa0..15ceba027a73 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts
@@ -142,6 +142,7 @@
 	vqmmc-supply = <&reg_bldo2>;
 	non-removable;
 	cap-mmc-hw-reset;
+	mmc-hs200-1_8v;
 	bus-width = <8>;
 	status = "okay";
 };
-- 
2.17.5




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