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SubjectRe: [PATCH 1/3] dt-bindings: add document of mediatek efuse driver
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On Mon, 2015-10-26 at 10:55 +0000, Srinivas Kandagatla wrote:
>
> On 26/10/15 10:23, Sascha Hauer wrote:
> > On Mon, Oct 26, 2015 at 09:56:14AM +0000, Srinivas Kandagatla wrote:
> >>
> >>
> >> On 16/10/15 09:39, andrew-ct.chen@mediatek.com wrote:
> >>> From: Andrew-CT Chen <andrew-ct.chen@mediatek.com>
> >>>
> >>> Add Mediatek MT8173 EFUSE Devicetree binding file
> >>>
> >>> Signed-off-by: Andrew-CT Chen <andrew-ct.chen@mediatek.com>
> >>
> >> Looks good to me, minor comment below.
> >>
> >> Will queue this for v4.5 once v4.4-rc1 is released.
> >>
> >>
> >>> ---
> >>> .../devicetree/bindings/nvmem/mtk-efuse.txt | 36 ++++++++++++++++++++++
> >>> 1 file changed, 36 insertions(+)
> >>> create mode 100644 Documentation/devicetree/bindings/nvmem/mtk-efuse.txt
> >>>
> >>> diff --git a/Documentation/devicetree/bindings/nvmem/mtk-efuse.txt b/Documentation/devicetree/bindings/nvmem/mtk-efuse.txt
> >>> new file mode 100644
> >>> index 0000000..92edc3d
> >>> --- /dev/null
> >>> +++ b/Documentation/devicetree/bindings/nvmem/mtk-efuse.txt
> >>> @@ -0,0 +1,36 @@
> >>> += Mediatek MTK-EFUSE device tree bindings =
> >>> +
> >>> +This binding is intended to represent MTK-EFUSE which is found in most Mediatek SOCs.
> >>> +
> >>> +Required properties:
> >>> +- compatible: should be "mediatek,mt8173-efuse" or "mediatek,mt8135-efuse"
> >> Can we make the compatible more generic for mediatek socs? Like
> >> "mediatek,efuse" Or are they different in each SOC?
> >
> > While we can add an additional "mediatek,efuse" compatible we should
> > always add the most specific compatible first. Otherwise we cannot
> > differentiate between SoCs later without changing the device tree.
> Yes, that’s correct.
>
> AFAIK, Ideally the driver should have more generic compatible string
> unless there is any SOC specific thing, and DT can still use the order
> of specific, generic compatible strings. If not we would end up adding
> compatible strings into the driver for every new SOC.

We will modify for generic compatible string like "mediatek,efuse" and
rebase it to v4.4-rc1.

>
> --srini
>
> >
> > Sascha
> >




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