Add vmmc and vqmmc regulators for sdhci devices. The voltage for sdmmc0 vqmmc is selected by a signal from coming from the sdhci device. Signed-off-by: Ludovic Desroches <ludovic.desroches@xxxxxxxxx> --- arch/arm/boot/dts/at91-sama5d2_xplained.dts | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/arm/boot/dts/at91-sama5d2_xplained.dts b/arch/arm/boot/dts/at91-sama5d2_xplained.dts index 361cbf8..1ca4942 100644 --- a/arch/arm/boot/dts/at91-sama5d2_xplained.dts +++ b/arch/arm/boot/dts/at91-sama5d2_xplained.dts @@ -96,6 +96,8 @@ bus-width = <8>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_sdmmc0_default>; + vmmc-supply = <&vdd_3v3_reg>; + vqmmc-supply = <&vdd_sdhc_reg>; non-removable; mmc-ddr-1_8v; status = "okay"; @@ -105,6 +107,8 @@ bus-width = <4>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_sdmmc1_default>; + vmmc-supply = <&vdd_3v3_reg>; + vqmmc-supply = <&vdd_3v3_reg>; status = "okay"; /* conflict with qspi0 */ }; @@ -355,4 +359,14 @@ }; }; }; + + vdd_sdhc_reg: regulator@0 { + regulator-name = "VDD_SDHC"; + vin_1v8-supply = <&vdd_sdhc_1v8_reg>; + vin_3v3-supply = <&vdd_3v3_reg>; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + states = <1800000 0x1 + 3300000 0x0>; + }; }; -- 2.5.0 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html