[PATCH v3 3/5] ARM: dts: aspeed: ast2600evb: Add phase correction for emmc controller.

Steven Lee steven_lee at aspeedtech.com
Thu May 6 20:03:10 AEST 2021


Set MMC timing-phase register by adding the phase correction binding in the
device tree.

Signed-off-by: Steven Lee <steven_lee at aspeedtech.com>
---
 arch/arm/boot/dts/aspeed-ast2600-evb.dts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/aspeed-ast2600-evb.dts b/arch/arm/boot/dts/aspeed-ast2600-evb.dts
index 1ae0facc3d5f..fa63cb033c57 100644
--- a/arch/arm/boot/dts/aspeed-ast2600-evb.dts
+++ b/arch/arm/boot/dts/aspeed-ast2600-evb.dts
@@ -122,7 +122,8 @@
 &emmc {
 	non-removable;
 	bus-width = <4>;
-	max-frequency = <52000000>;
+	max-frequency = <100000000>;
+	clk-phase-mmc-hs200 = <9>, <225>;
 };
 
 &rtc {
-- 
2.17.1



More information about the Linux-aspeed mailing list