From f37cd7560d3b6a1bb99ef5a1bce7125ca919f07c Mon Sep 17 00:00:00 2001 From: Adrien Grassein Date: Tue, 23 Feb 2021 20:16:45 +0100 Subject: arm64: dts: imx8mm-nitrogen-r2: rework USDHC1 Add VMMC and VQMMC description for USDHC1 (eMMC). There are comming directly from the alimentation stage, so add the vref_3V3 fixed regulator. Signed-off-by: Adrien Grassein Signed-off-by: Shawn Guo --- arch/arm64/boot/dts/freescale/imx8mm-nitrogen-r2.dts | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mm-nitrogen-r2.dts b/arch/arm64/boot/dts/freescale/imx8mm-nitrogen-r2.dts index e8e230aeec83..5f428aa84681 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-nitrogen-r2.dts +++ b/arch/arm64/boot/dts/freescale/imx8mm-nitrogen-r2.dts @@ -17,6 +17,13 @@ regulator-max-microvolt = <1800000>; }; + reg_vref_3v3: regulator-vref-3v3 { + compatible = "regulator-fixed"; + regulator-name = "vref-3v3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + reg_wlan_vmmc: regulator-wlan-vmmc { compatible = "regulator-fixed"; pinctrl-names = "default"; @@ -209,6 +216,8 @@ pinctrl-0 = <&pinctrl_usdhc1>; pinctrl-1 = <&pinctrl_usdhc1_100mhz>; pinctrl-2 = <&pinctrl_usdhc1_200mhz>; + vmmc-supply = <®_vref_3v3>; + vqmmc-supply = <®_vref_1v8>; status = "okay"; }; -- cgit