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[v1,5/6] arm64: dts: rockchip: enable sdr-104 on sdmmc

Message ID 20220511150117.113070-6-pgwipeout@gmail.com (mailing list archive)
State New, archived
Headers show
Series Cleanups and enablement for Quartz64-A | expand

Commit Message

Peter Geis May 11, 2022, 3:01 p.m. UTC 
Now that we have working io-domain support, we can enable higher date
rates on the sdmmc card.

Before:
Timing buffered disk reads:  68 MB in  3.08 seconds =  22.07 MB/sec

After:
Timing buffered disk reads: 188 MB in  3.02 seconds =  62.29 MB/sec

Signed-off-by: Peter Geis <pgwipeout@gmail.com>
---
 arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts b/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts
index 991b7b1b8443..71df64655de5 100644
--- a/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts
@@ -582,6 +582,7 @@  &sdmmc0 {
 	disable-wp;
 	pinctrl-names = "default";
 	pinctrl-0 = <&sdmmc0_bus4 &sdmmc0_clk &sdmmc0_cmd &sdmmc0_det>;
+	sd-uhs-sdr104;
 	vmmc-supply = <&vcc3v3_sd>;
 	vqmmc-supply = <&vccio_sd>;
 	status = "okay";