The UHS modes are not supported in beagle-x15 because it's not possible to switch the IO lines supply voltage to 1.8v. Also HS200 cannot be supported on mmc2, because the IO lines of mmc2 are connected to 3.3v.
Signed-off-by: Jean-Jacques Hiblot jjhiblot@ti.com ---
Changes in v3: None
arch/arm/dts/am57xx-beagle-x15.dts | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/arch/arm/dts/am57xx-beagle-x15.dts b/arch/arm/dts/am57xx-beagle-x15.dts index d668910..8d9bdf1 100644 --- a/arch/arm/dts/am57xx-beagle-x15.dts +++ b/arch/arm/dts/am57xx-beagle-x15.dts @@ -25,6 +25,11 @@ pinctrl-1 = <&mmc1_pins_hs>;
vmmc-supply = <&ldo1_reg>; + /delete-property/ sd-uhs-sdr104; + /delete-property/ sd-uhs-sdr50; + /delete-property/ sd-uhs-ddr50; + /delete-property/ sd-uhs-sdr25; + /delete-property/ sd-uhs-sdr12; };
&mmc2 { @@ -32,6 +37,7 @@ pinctrl-0 = <&mmc2_pins_default>; pinctrl-1 = <&mmc2_pins_hs>; pinctrl-2 = <&mmc2_pins_ddr_3_3v_rev11 &mmc2_iodelay_ddr_3_3v_rev11_conf>; + /delete-property/ mmc-hs200-1_8v; };
/* errata i880 "Ethernet RGMII2 Limited to 10/100 Mbps" */