[PATCH v5 1/3] of: Add binding for NVIDIA Tegra ACTMON node
From: Tomeu Vizoso <hidden>
Date: 2014-12-16 08:42:10
Also in:
linux-pm, linux-tegra, lkml
Subsystem:
open firmware and flattened device tree bindings, the rest · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
This block gathers statistics about various counters and can be configured to fire interrupts when thresholds are crossed. Signed-off-by: Tomeu Vizoso <redacted> --- v2: * Add operating-points property --- .../devicetree/bindings/arm/tegra/actmon.txt | 38 ++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 Documentation/devicetree/bindings/arm/tegra/actmon.txt
diff --git a/Documentation/devicetree/bindings/arm/tegra/actmon.txt b/Documentation/devicetree/bindings/arm/tegra/actmon.txt
new file mode 100644
index 0000000..b4069df
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/tegra/actmon.txt@@ -0,0 +1,38 @@ +Tegra124 Activity Monitor driver + +Required properties: + +- compatible: should be "nvidia,tegra124-actmon" +- reg: offset and length of the register set for the device +- interrupts: standard interrupt property +- clocks: Must contain a phandle and clock specifier pair for each entry in clock-names. See ../clock/clock-bindings.txt for details. +- clock-names: Must include the following entries: + - actmon + - emc +- resets: Must contain an entry for each entry in reset-names. See ../reset/reset.txt for details. +- reset-names: Must include the following entries: + - actmon +- operating-points: Supported operating points. See ../power/opp.txt for details. + +Example: + actmon@6000c800 { + compatible = "nvidia,tegra124-actmon"; + reg = <0x0 0x6000c800 0x0 0x400>; + interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&tegra_car TEGRA124_CLK_ACTMON>, + <&tegra_car TEGRA124_CLK_EMC>; + clock-names = "actmon", "emc"; + resets = <&tegra_car 119>; + reset-names = "actmon"; + operating-points = < + /* kHz uV */ + 102000 800000 + 204000 800000 + 300000 820000 + 396000 850000 + 528000 880000 + 600000 910000 + 792000 980000 + 924000 1010000 + >; + };
--
1.9.3