From d9174e722debd070efe57323de60610cf54b0049 Mon Sep 17 00:00:00 2001 From: Alexey Brodkin Date: Wed, 1 Feb 2017 19:42:52 +0300 Subject: arc: vdk: Add support of MMC controller ARC VDK virtual platform emulates host MMC controller (DW Mobile Storage) and moreover rootfs is situated on that virtual card. Signed-off-by: Alexey Brodkin Signed-off-by: Vineet Gupta --- arch/arc/boot/dts/vdk_axs10x_mb.dtsi | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'arch/arc/boot') diff --git a/arch/arc/boot/dts/vdk_axs10x_mb.dtsi b/arch/arc/boot/dts/vdk_axs10x_mb.dtsi index 99498a4b4216..1953914b9f4f 100644 --- a/arch/arc/boot/dts/vdk_axs10x_mb.dtsi +++ b/arch/arc/boot/dts/vdk_axs10x_mb.dtsi @@ -23,6 +23,12 @@ #clock-cells = <0>; }; + mmcclk: mmcclk { + compatible = "fixed-clock"; + clock-frequency = <50000000>; + #clock-cells = <0>; + }; + pguclk: pguclk { #clock-cells = <0>; compatible = "fixed-clock"; @@ -94,5 +100,17 @@ interrupts = <5>; interrupt-names = "arc_ps2_irq"; }; + + mmc@0x15000 { + compatible = "snps,dw-mshc"; + reg = <0x15000 0x400>; + num-slots = <1>; + fifo-depth = <1024>; + card-detect-delay = <200>; + clocks = <&apbclk>, <&mmcclk>; + clock-names = "biu", "ciu"; + interrupts = <7>; + bus-width = <4>; + }; }; }; -- cgit v1.2.3