[PATCH v1 5/6] arm64: dts: rockchip: enable sdr-104 on sdmmc
Peter Geis
pgwipeout at gmail.com
Wed May 11 08:01:16 PDT 2022
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 at gmail.com>
---
arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts | 1 +
1 file changed, 1 insertion(+)
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";
--
2.25.1
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