On Tue, Sep 3, 2019 at 7:52 AM Pragnesh Patel <pragnesh.patel@xxxxxxxxxx> wrote: > > On Mon, Sep 2, 2019 at 7:09 PM Rob Herring <robh@xxxxxxxxxx> wrote: > > > > On Sun, Sep 01, 2019 at 12:39:21PM +0530, Pragnesh Patel wrote: > > > Convert the riscv,sifive-serial binding to DT schema using json-schema. > > > > > > Signed-off-by: Pragnesh Patel <pragnesh.patel@xxxxxxxxxx> > > > --- > > > .../devicetree/bindings/serial/sifive-serial.txt | 33 ------------ > > > .../devicetree/bindings/serial/sifive-serial.yaml | 62 ++++++++++++++++++++++ > > > 2 files changed, 62 insertions(+), 33 deletions(-) > > > delete mode 100644 Documentation/devicetree/bindings/serial/sifive-serial.txt > > > create mode 100644 Documentation/devicetree/bindings/serial/sifive-serial.yaml > > > > > > diff --git a/Documentation/devicetree/bindings/serial/sifive-serial.txt b/Documentation/devicetree/bindings/serial/sifive-serial.txt > > > deleted file mode 100644 > > > index c86b1e5..0000000 > > > --- a/Documentation/devicetree/bindings/serial/sifive-serial.txt > > > +++ /dev/null > > > @@ -1,33 +0,0 @@ > > > -SiFive asynchronous serial interface (UART) > > > - > > > -Required properties: > > > - > > > -- compatible: should be something similar to > > > - "sifive,<chip>-uart" for the UART as integrated > > > - on a particular chip, and "sifive,uart<version>" for the > > > - general UART IP block programming model. Supported > > > - compatible strings as of the date of this writing are: > > > - "sifive,fu540-c000-uart" for the SiFive UART v0 as > > > - integrated onto the SiFive FU540 chip, or "sifive,uart0" > > > - for the SiFive UART v0 IP block with no chip integration > > > - tweaks (if any) > > > -- reg: address and length of the register space > > > -- interrupts: Should contain the UART interrupt identifier > > > -- clocks: Should contain a clock identifier for the UART's parent clock > > > - > > > - > > > -UART HDL that corresponds to the IP block version numbers can be found > > > -here: > > > - > > > -https://github.com/sifive/sifive-blocks/tree/master/src/main/scala/devices/uart > > > - > > > - > > > -Example: > > > - > > > -uart0: serial@10010000 { > > > - compatible = "sifive,fu540-c000-uart", "sifive,uart0"; > > > - interrupt-parent = <&plic0>; > > > - interrupts = <80>; > > > - reg = <0x0 0x10010000 0x0 0x1000>; > > > - clocks = <&prci PRCI_CLK_TLCLK>; > > > -}; > > > diff --git a/Documentation/devicetree/bindings/serial/sifive-serial.yaml b/Documentation/devicetree/bindings/serial/sifive-serial.yaml > > > new file mode 100644 > > > index 0000000..56fa935 > > > --- /dev/null > > > +++ b/Documentation/devicetree/bindings/serial/sifive-serial.yaml > > > @@ -0,0 +1,62 @@ > > > +# SPDX-License-Identifier: GPL-2.0 > > > +%YAML 1.2 > > > +--- > > > +$id: http://devicetree.org/schemas/serial/sifive-serial.yaml# > > > +$schema: http://devicetree.org/meta-schemas/core.yaml# > > > + > > > +title: SiFive asynchronous serial interface (UART) > > > + > > > +maintainers: > > > + - Pragnesh Patel <pragnesh.patel@xxxxxxxxxx> > > > + - Paul Walmsley <paul.walmsley@xxxxxxxxxx> > > > + - Palmer Dabbelt <palmer@xxxxxxxxxx> > > > + > > > +allOf: > > > + - $ref: /schemas/serial.yaml# > > > + > > > +properties: > > > + compatible: > > > + enum: > > > + - sifive,fu540-c000-uart > > > + - sifive,uart0 > > > > This is wrong and should have warned if you tested this on 5.3. > > > > items: > > - const: sifive,fu540-c000-uart > > - const: sifive,uart0 > > > > Thanks for the correction, i will update this in v2 patch. > > I haven't got any warnings due to my patch. > For your reference, following is the list of warnings when i did "make > dtbs_check" (kernel version - 5.3.0-rc7) Thanks for the confirmation. I've now fixed it to correctly catch that. Update your dtschema to the latest. Rob