From 8f7291dacb2c4a2cf797afdbdd3f06ccd4581b0d Mon Sep 17 00:00:00 2001 From: Francesco Dolcini Date: Mon, 15 May 2023 14:43:04 +0200 Subject: arm64: dts: ti: k3-am625-verdin: remove SD1 speed limitation Remove 100MHz speed limitation on SD_1 interface, it was initially needed because of an additional 22 ohm resistor on the SD clock on the SoM, after replacing it with a 0 ohm the SD_1 interface is running fine even at 200MHz. Upstream-Status: Pending Initial DTS to be used for bring-up an validation of the V1.0 design, we'll decide on the step forward to mainline this once the bring-up and validation will be done. Signed-off-by: Francesco Dolcini --- arch/arm64/boot/dts/ti/k3-am625-verdin-dahlia.dtsi | 2 -- arch/arm64/boot/dts/ti/k3-am625-verdin-dev.dtsi | 2 -- arch/arm64/boot/dts/ti/k3-am625-verdin-yavia.dtsi | 2 -- 3 files changed, 6 deletions(-) diff --git a/arch/arm64/boot/dts/ti/k3-am625-verdin-dahlia.dtsi b/arch/arm64/boot/dts/ti/k3-am625-verdin-dahlia.dtsi index 46e4577d77ea..cb3aba117d4f 100644 --- a/arch/arm64/boot/dts/ti/k3-am625-verdin-dahlia.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am625-verdin-dahlia.dtsi @@ -173,8 +173,6 @@ /* Verdin SD_1 */ &sdhci1 { - /* limit to 100MHz to prevent signal integrity issues */ - max-frequency = <100000000>; ti,driver-strength-ohm = <33>; status = "okay"; }; diff --git a/arch/arm64/boot/dts/ti/k3-am625-verdin-dev.dtsi b/arch/arm64/boot/dts/ti/k3-am625-verdin-dev.dtsi index f66ac56d1126..df0cedbb841f 100644 --- a/arch/arm64/boot/dts/ti/k3-am625-verdin-dev.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am625-verdin-dev.dtsi @@ -199,8 +199,6 @@ /* Verdin SD_1 */ &sdhci1 { - /* limit to 100MHz to prevent signal integrity issues */ - max-frequency = <100000000>; ti,driver-strength-ohm = <33>; status = "okay"; }; diff --git a/arch/arm64/boot/dts/ti/k3-am625-verdin-yavia.dtsi b/arch/arm64/boot/dts/ti/k3-am625-verdin-yavia.dtsi index edc2fef6bc15..8762cc1224ec 100644 --- a/arch/arm64/boot/dts/ti/k3-am625-verdin-yavia.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am625-verdin-yavia.dtsi @@ -169,8 +169,6 @@ /* Verdin SD_1 */ &sdhci1 { - /* limit to 100MHz to prevent signal integrity issues */ - max-frequency = <100000000>; status = "okay"; }; -- cgit v1.2.3