Messages in this thread | | | Subject | Re: [PATCH v3 2/3] dt-bindings: i3c: Document Synopsys DesignWare I3C master bindings | From | vitor <> | Date | Tue, 13 Nov 2018 11:11:26 +0000 |
| |
Hi Boris,
On 12/11/18 09:17, Boris Brezillon wrote: > On Thu, 8 Nov 2018 17:14:10 +0000 > Vitor soares <vitor.soares@synopsys.com> wrote: > >> Document Synopsys DesignWare I3C master module >> >> Signed-off-by: Vitor soares <soares@synopsys.com> >> --- >> Changes in v3: >> - Remove dummy characters >> >> Changes in v2: >> - Address the changes in Documentation/devicetree/bindings/i3c/i3c.txt >> - Add controller version on compatible string >> >> .../devicetree/bindings/i3c/snps,dw-i3c-master.txt | 42 ++++++++++++++++++++++ >> 1 file changed, 42 insertions(+) >> create mode 100644 Documentation/devicetree/bindings/i3c/snps,dw-i3c-master.txt >> >> diff --git a/Documentation/devicetree/bindings/i3c/snps,dw-i3c-master.txt b/Documentation/devicetree/bindings/i3c/snps,dw-i3c-master.txt >> new file mode 100644 >> index 0000000..b930c09 >> --- /dev/null >> +++ b/Documentation/devicetree/bindings/i3c/snps,dw-i3c-master.txt >> @@ -0,0 +1,42 @@ >> +Bindings for Synopsys DesignWare I3C master block >> +================================================= >> + >> +Required properties: >> +-------------------- >> +- compatible: shall be "snps,dw-i3c-master-1.00a" >> +- clocks: shall reference the core_clk > Are you sure this IP only requires only one clock? If you're unsure, > you'd better have a clock-names prop. Yes, the controller only has this clock dependency to configure the SCL. > >> +- interrupts: the interrupt line connected to this I3C master >> +- reg: Offset and length of I3C master registers >> + >> +Mandatory properties defined by the generic binding (see >> +Documentation/devicetree/bindings/i3c/i3c.txt for more details): >> + >> +- #address-cells: shall be set to 3 >> +- #size-cells: shall be set to 0 >> + >> +Optional properties defined by the generic binding (see >> +Documentation/devicetree/bindings/i3c/i3c.txt for more details): >> + >> +- i2c-scl-hz >> +- i3c-scl-hz >> + >> +I3C device connected on the bus follow the generic description (see >> +Documentation/devicetree/bindings/i3c/i3c.txt for more details). >> + >> +Example: >> + >> + i3c-master@2000 { >> + compatible = "snps,dw-i3c-master-1.00a"; >> + #address-cells = <3>; >> + #size-cells = <0>; >> + reg = <0x02000 0x1000>; >> + interrupts = <0>; >> + clocks = <&i3cclk>; >> + >> + eeprom@57{ >> + compatible = "atmel,24c01"; >> + reg = < 0x57 0x0 0x10>; > ^ remove this white space. > >> + pagesize = <0x8>; >> + }; >> + }; >> +
Best regards,
Vitor Soares
| |