Message ID | 20170122122119.10510-1-linus.walleij@linaro.org |
---|---|
State | Accepted |
Commit | 22f090a4b15bf08aab30d8bcdc93d6dc9d07c9a7 |
Headers | show |
On 01/22/2017 01:21 PM, Linus Walleij wrote: > This adds device tree bindings for the Cortina systems Gemini > flash controller, a simple physmap which however need a few > syscon bits to be poked to operate properly. > > Cc: Janos Laube <janos.dev@gmail.com> > Cc: Paulius Zaleckas <paulius.zaleckas@gmail.com> > Cc: Hans Ulli Kroll <ulli.kroll@googlemail.com> > Cc: Florian Fainelli <f.fainelli@gmail.com> > Cc: devicetree@vger.kernel.org > Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Looks pretty OK to me: Reviewed-by: Marek Vasut <marek.vasut@gmail.com> > --- > MTD maintainers: please just apply this to the MTD tree when > you are happy with it. It is functionally orthogonal to the rest > of the series and is just in the series for context. > --- > .../bindings/mtd/cortina,gemini-flash.txt | 24 ++++++++++++++++++++++ > 1 file changed, 24 insertions(+) > create mode 100644 Documentation/devicetree/bindings/mtd/cortina,gemini-flash.txt > > diff --git a/Documentation/devicetree/bindings/mtd/cortina,gemini-flash.txt b/Documentation/devicetree/bindings/mtd/cortina,gemini-flash.txt > new file mode 100644 > index 000000000000..3fa1b34d69ad > --- /dev/null > +++ b/Documentation/devicetree/bindings/mtd/cortina,gemini-flash.txt > @@ -0,0 +1,24 @@ > +Flash device on Cortina Systems Gemini SoC > + > +This flash is regular CFI compatible (Intel or AMD extended) flash chips with > +some special bits that can be controlled by the machine's system controller. > + > +Required properties: > +- compatible : must be "cortina,gemini-flash", "cfi-flash"; > +- reg : memory address for the flash chip > +- syscon : must be a phandle to the system controller > +- bank-width : width in bytes of flash interface, should be <2> > + > +For the rest of the properties, see mtd-physmap.txt. > + > +The device tree may optionally contain sub-nodes describing partitions of the > +address space. See partition.txt for more detail. > + > +Example: > + > +flash@30000000 { > + compatible = "cortina,gemini-flash", "cfi-flash"; > + reg = <0x30000000 0x01000000>; > + syscon = <&syscon>; > + bank-width = <2>; > +}; >
On Sun, Jan 22, 2017 at 01:21:19PM +0100, Linus Walleij wrote: > This adds device tree bindings for the Cortina systems Gemini > flash controller, a simple physmap which however need a few > syscon bits to be poked to operate properly. > > Cc: Janos Laube <janos.dev@gmail.com> > Cc: Paulius Zaleckas <paulius.zaleckas@gmail.com> > Cc: Hans Ulli Kroll <ulli.kroll@googlemail.com> > Cc: Florian Fainelli <f.fainelli@gmail.com> > Cc: devicetree@vger.kernel.org > Signed-off-by: Linus Walleij <linus.walleij@linaro.org> > --- > MTD maintainers: please just apply this to the MTD tree when > you are happy with it. It is functionally orthogonal to the rest > of the series and is just in the series for context. > --- > .../bindings/mtd/cortina,gemini-flash.txt | 24 ++++++++++++++++++++++ > 1 file changed, 24 insertions(+) > create mode 100644 Documentation/devicetree/bindings/mtd/cortina,gemini-flash.txt Acked-by: Rob Herring <robh@kernel.org>
diff --git a/Documentation/devicetree/bindings/mtd/cortina,gemini-flash.txt b/Documentation/devicetree/bindings/mtd/cortina,gemini-flash.txt new file mode 100644 index 000000000000..3fa1b34d69ad --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/cortina,gemini-flash.txt @@ -0,0 +1,24 @@ +Flash device on Cortina Systems Gemini SoC + +This flash is regular CFI compatible (Intel or AMD extended) flash chips with +some special bits that can be controlled by the machine's system controller. + +Required properties: +- compatible : must be "cortina,gemini-flash", "cfi-flash"; +- reg : memory address for the flash chip +- syscon : must be a phandle to the system controller +- bank-width : width in bytes of flash interface, should be <2> + +For the rest of the properties, see mtd-physmap.txt. + +The device tree may optionally contain sub-nodes describing partitions of the +address space. See partition.txt for more detail. + +Example: + +flash@30000000 { + compatible = "cortina,gemini-flash", "cfi-flash"; + reg = <0x30000000 0x01000000>; + syscon = <&syscon>; + bank-width = <2>; +};
This adds device tree bindings for the Cortina systems Gemini flash controller, a simple physmap which however need a few syscon bits to be poked to operate properly. Cc: Janos Laube <janos.dev@gmail.com> Cc: Paulius Zaleckas <paulius.zaleckas@gmail.com> Cc: Hans Ulli Kroll <ulli.kroll@googlemail.com> Cc: Florian Fainelli <f.fainelli@gmail.com> Cc: devicetree@vger.kernel.org Signed-off-by: Linus Walleij <linus.walleij@linaro.org> --- MTD maintainers: please just apply this to the MTD tree when you are happy with it. It is functionally orthogonal to the rest of the series and is just in the series for context. --- .../bindings/mtd/cortina,gemini-flash.txt | 24 ++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 Documentation/devicetree/bindings/mtd/cortina,gemini-flash.txt