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Diffstat (limited to 'Documentation/devicetree/bindings/media/s5p-mfc.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/media/s5p-mfc.txt | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/media/s5p-mfc.txt b/Documentation/devicetree/bindings/media/s5p-mfc.txt new file mode 100644 index 00000000..bf0182d8 --- /dev/null +++ b/Documentation/devicetree/bindings/media/s5p-mfc.txt @@ -0,0 +1,44 @@ +* Samsung Multi Format Codec (MFC) + +Multi Format Codec (MFC) is the IP present in Samsung SoCs which +supports high resolution decoding and encoding functionalities. +The MFC device driver is a v4l2 driver which can encode/decode +video raw/elementary streams and has support for all popular +video codecs. + +Required properties: + - compatible : value should be either one among the following + (a) "samsung,mfc-v5" for MFC v5 present in Exynos4 SoCs + (b) "samsung,mfc-v6" for MFC v6 present in Exynos5 SoCs + + - reg : Physical base address of the IP registers and length of memory + mapped region. + + - interrupts : MFC interrupt number to the CPU. + + - samsung,mfc-r : Base address of the first memory bank used by MFC + for DMA contiguous memory allocation and its size. + + - samsung,mfc-l : Base address of the second memory bank used by MFC + for DMA contiguous memory allocation and its size. + +Optional properties: + - samsung,power-domain : power-domain property defined with a phandle + to respective power domain. + +Example: +SoC specific DT entry: + +mfc: codec@13400000 { + compatible = "samsung,mfc-v5"; + reg = <0x13400000 0x10000>; + interrupts = <0 94 0>; + samsung,power-domain = <&pd_mfc>; +}; + +Board specific DT entry: + +codec@13400000 { + samsung,mfc-r = <0x43000000 0x800000>; + samsung,mfc-l = <0x51000000 0x800000>; +}; |