| Message ID | 20250422204413.272679-4-jm@ti.com |
|---|---|
| State | New |
| Headers | show |
| Series | Add ti,suppress-v1p8-ena | expand |
diff --git a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi index 7d355aa73ea2..a61153b0af32 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi @@ -586,6 +586,7 @@ sdhci1: mmc@fa00000 { ti,itap-del-sel-sd-hs = <0x0>; ti,itap-del-sel-sdr12 = <0x0>; ti,itap-del-sel-sdr25 = <0x0>; + ti,suppress-v1p8-ena; status = "disabled"; }; diff --git a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi index a1daba7b1fad..44d973caf200 100644 --- a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi @@ -606,6 +606,7 @@ sdhci1: mmc@fa00000 { ti,itap-del-sel-sd-hs = <0x0>; ti,itap-del-sel-sdr12 = <0x0>; ti,itap-del-sel-sdr25 = <0x0>; + ti,suppress-v1p8-ena; status = "disabled"; }; diff --git a/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi index 6e3beb5c2e01..c4304dae9757 100644 --- a/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi @@ -604,6 +604,7 @@ sdhci1: mmc@fa00000 { ti,itap-del-sel-sd-hs = <0x0>; ti,itap-del-sel-sdr12 = <0x0>; ti,itap-del-sel-sdr25 = <0x0>; + ti,suppress-v1p8-ena; status = "disabled"; };
Add ti,suppress-v1p8-ena flag to sdhci1 nodes to suppress V1P8_SIGNAL_ENA. On am62x, am62ax, and am62px SoCs, there is no internal LDO tied to sdhci1 interface so V1P8_SIGNAL_ENA only affects timing. Suppress V1P8_SIGNAL_ENA since it causes init failures across Microcenter/Patriot SD cards and Kingston eMMC on am62* SK boards. Signed-off-by: Judith Mendez <jm@ti.com> --- arch/arm64/boot/dts/ti/k3-am62-main.dtsi | 1 + arch/arm64/boot/dts/ti/k3-am62a-main.dtsi | 1 + arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi | 1 + 3 files changed, 3 insertions(+)