From e345eded5bda437417507f3591d53c39c326b90a Mon Sep 17 00:00:00 2001 From: Masahiro Yamada Date: Tue, 4 Apr 2017 11:04:37 +0900 Subject: [PATCH] arm64: dts: uniphier: add cdns, phy-dll-delay-sdclk(-hsmmc) for eMMC Adjust the PHY parameters for more stable access to the eMMC device. Set the SDCLK output delay value to 21 (including HS200/400 modes). Signed-off-by: Masahiro Yamada --- arch/arm64/boot/dts/socionext/uniphier-ld11.dtsi | 2 ++ arch/arm64/boot/dts/socionext/uniphier-ld20.dtsi | 2 ++ 2 files changed, 4 insertions(+) diff --git a/arch/arm64/boot/dts/socionext/uniphier-ld11.dtsi b/arch/arm64/boot/dts/socionext/uniphier-ld11.dtsi index 42f1803cce18..25a525c7a472 100644 --- a/arch/arm64/boot/dts/socionext/uniphier-ld11.dtsi +++ b/arch/arm64/boot/dts/socionext/uniphier-ld11.dtsi @@ -313,6 +313,8 @@ cdns,phy-input-delay-legacy = <4>; cdns,phy-input-delay-mmc-highspeed = <2>; cdns,phy-input-delay-mmc-ddr = <3>; + cdns,phy-dll-delay-sdclk = <21>; + cdns,phy-dll-delay-sdclk-hsmmc = <21>; }; usb0: usb@5a800100 { diff --git a/arch/arm64/boot/dts/socionext/uniphier-ld20.dtsi b/arch/arm64/boot/dts/socionext/uniphier-ld20.dtsi index e4499ff37d51..c85e6e246533 100644 --- a/arch/arm64/boot/dts/socionext/uniphier-ld20.dtsi +++ b/arch/arm64/boot/dts/socionext/uniphier-ld20.dtsi @@ -387,6 +387,8 @@ cdns,phy-input-delay-legacy = <4>; cdns,phy-input-delay-mmc-highspeed = <2>; cdns,phy-input-delay-mmc-ddr = <3>; + cdns,phy-dll-delay-sdclk = <21>; + cdns,phy-dll-delay-sdclk-hsmmc = <21>; }; soc-glue@5f800000 { -- 2.39.2