OrangePi 3 can optionally have 8 GiB eMMC (soldered on board). Because those pins are dedicated to eMMC exclusively, node can be added for both variants (with and without eMMC). Kernel will then scan bus for presence of eMMC and act accordingly. Signed-off-by: Jernej Skrabec <jernej.skrabec@xxxxxxxx> --- Changes since v1: - don't make separate DT just for -emmc variant - add node to existing orangepi 3 DT arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi-3.dts | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi-3.dts b/arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi-3.dts index c311eee52a35..1e0abd9d047f 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi-3.dts +++ b/arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi-3.dts @@ -144,6 +144,15 @@ brcm: sdio-wifi@1 { }; }; +&mmc2 { + vmmc-supply = <®_cldo1>; + vqmmc-supply = <®_bldo2>; + cap-mmc-hw-reset; + non-removable; + bus-width = <8>; + status = "okay"; +}; + &ohci0 { status = "okay"; }; -- 2.25.0