diff options
author | Francesco Dolcini <francesco.dolcini@toradex.com> | 2023-05-15 14:43:04 +0200 |
---|---|---|
committer | Francesco Dolcini <francesco.dolcini@toradex.com> | 2023-05-15 14:43:04 +0200 |
commit | 8f7291dacb2c4a2cf797afdbdd3f06ccd4581b0d (patch) | |
tree | 9651436a9676c709bf9f9f98e53b0f58c8f4ecf3 /arch | |
parent | fc2a2a06ee51e661989b8ba86bbbbf6e3ac962af (diff) |
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 <francesco.dolcini@toradex.com>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm64/boot/dts/ti/k3-am625-verdin-dahlia.dtsi | 2 | ||||
-rw-r--r-- | arch/arm64/boot/dts/ti/k3-am625-verdin-dev.dtsi | 2 | ||||
-rw-r--r-- | arch/arm64/boot/dts/ti/k3-am625-verdin-yavia.dtsi | 2 |
3 files changed, 0 insertions, 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"; }; |