From 116e246a8bcd5ace5cac887228afe60152b30d10 Mon Sep 17 00:00:00 2001 From: Vitor Soares Date: Tue, 13 Nov 2018 14:09:52 +0000 Subject: [PATCH] dt-binding: i3c: Document Synopsys DesignWare I3C Document Synopsys DesignWare I3C master module Signed-off-by: Vitor Soares Reviewed-by: Rob Herring Signed-off-by: Boris Brezillon --- .../bindings/i3c/snps,dw-i3c-master.txt | 41 +++++++++++++++++++ 1 file changed, 41 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 000000000000..5020eb71eb8d --- /dev/null +++ b/Documentation/devicetree/bindings/i3c/snps,dw-i3c-master.txt @@ -0,0 +1,41 @@ +Bindings for Synopsys DesignWare I3C master block +================================================= + +Required properties: +-------------------- +- compatible: shall be "snps,dw-i3c-master-1.00a" +- clocks: shall reference the core_clk +- 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>; + pagesize = <0x8>; + }; + };