diff options
| author | Alexey Brodkin <Alexey.Brodkin@synopsys.com> | 2017-02-01 19:42:52 +0300 |
|---|---|---|
| committer | Vineet Gupta <vgupta@synopsys.com> | 2017-02-06 20:37:57 +0300 |
| commit | d9174e722debd070efe57323de60610cf54b0049 (patch) | |
| tree | 771dd05dbd89336294cd4f779ffb7132ec833a16 /arch/arc | |
| parent | 91447ec9b4d0c5ad6eaa66400f3fd7cb4baff7df (diff) | |
| download | linux-d9174e722debd070efe57323de60610cf54b0049.tar.xz | |
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 <abrodkin@synopsys.com>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc')
| -rw-r--r-- | arch/arc/boot/dts/vdk_axs10x_mb.dtsi | 18 | ||||
| -rw-r--r-- | arch/arc/configs/vdk_hs38_smp_defconfig | 4 |
2 files changed, 22 insertions, 0 deletions
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>; + }; }; }; diff --git a/arch/arc/configs/vdk_hs38_smp_defconfig b/arch/arc/configs/vdk_hs38_smp_defconfig index f84714e76483..f06c7fca500c 100644 --- a/arch/arc/configs/vdk_hs38_smp_defconfig +++ b/arch/arc/configs/vdk_hs38_smp_defconfig @@ -78,6 +78,10 @@ CONFIG_USB_OHCI_HCD=y CONFIG_USB_OHCI_HCD_PLATFORM=y CONFIG_USB_STORAGE=y CONFIG_USB_SERIAL=y +CONFIG_MMC=y +CONFIG_MMC_SDHCI=y +CONFIG_MMC_SDHCI_PLTFM=y +CONFIG_MMC_DW=y # CONFIG_IOMMU_SUPPORT is not set CONFIG_EXT3_FS=y CONFIG_MSDOS_FS=y |