From: Shubhrajyoti Datta <shubhrajyoti.datta@xxxxxxxxxx> Add dt bindings for flexnoc Performance Monitor. The flexnoc counters for read and write response and requests are supported. Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@xxxxxxxxxx> --- changes from RFC: moved to schema / yaml .../devicetree/bindings/perf/xlnx-flexnoc-pm.yaml | 45 ++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 Documentation/devicetree/bindings/perf/xlnx-flexnoc-pm.yaml diff --git a/Documentation/devicetree/bindings/perf/xlnx-flexnoc-pm.yaml b/Documentation/devicetree/bindings/perf/xlnx-flexnoc-pm.yaml new file mode 100644 index 0000000..bd0f345 --- /dev/null +++ b/Documentation/devicetree/bindings/perf/xlnx-flexnoc-pm.yaml @@ -0,0 +1,45 @@ +# SPDX-License-Identifier: GPL-2.0-or-later OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/perf/xlnx-flexnoc-pm.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Xilinx flexnoc Performance Monitor device tree bindings + +maintainers: + - Arnd Bergmann <arnd@xxxxxxxx> + - Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> + +properties: + compatible: + # Versal SoC based boards + items: + - enum: + - xlnx,flexnoc-pm-2.7 + + reg: + items: + - description: funnel registers + - description: baselpd registers + - description: basefpd registers + + reg-names: + # The core schema enforces this is a string array + items: + - const: funnel + - const: baselpd + - const: basefpd + +required: + - compatible + - reg + +examples: + - | + performance-monitor@f0920000 { + compatible = "xlnx,flexnoc-pm-2.7"; + reg-names = "funnel", "baselpd", "basefpd"; + reg = <0x0 0xf0920000 0x0 0x1000>, + <0x0 0xf0980000 0x0 0x9000>, + <0x0 0xf0b80000 0x0 0x9000>; + }; -- 2.1.1
