[PATCH v3 1/5] i8042: intel-8042 DT documentation
From: Roman Volkov <hidden>
Date: 2015-02-15 21:14:15
Also in:
linux-devicetree, lkml
Subsystem:
input (keyboard, mouse, joystick, touchscreen) drivers, open firmware and flattened device tree bindings, the rest · Maintainers:
Dmitry Torokhov, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Documentation for 'intel,8042' DT compatible node. Signed-off-by: Tony Prisk <redacted> Signed-off-by: Roman Volkov <redacted> --- .../devicetree/bindings/input/intel-8042.txt | 26 ++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 Documentation/devicetree/bindings/input/intel-8042.txt
diff --git a/Documentation/devicetree/bindings/input/intel-8042.txt b/Documentation/devicetree/bindings/input/intel-8042.txt
new file mode 100644
index 0000000..ab8a3e0
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/intel-8042.txt@@ -0,0 +1,26 @@ +Intel 8042 Keyboard Controller + +Required properties: +- compatible: should be "intel,8042" +- regs: memory for keyboard controller +- interrupts: usually, two interrupts should be specified (keyboard and aux). + However, only one interrupt is also allowed in case of absence of the + physical port in the controller. The i8042 driver must be loaded with + nokbd/noaux option in this case. +- interrupt-names: interrupt names corresponding to numbers in the list. + "kbd" is the keyboard interrupt and "aux" is the auxiliary (mouse) + interrupt. +- command-reg: offset in memory for command register +- status-reg: offset in memory for status register +- data-reg: offset in memory for data register + +Example: + i8042@d8008800 { + compatible = "intel,8042"; + regs = <0xd8008800 0x100>; + interrupts = <23>, <4>; + interrupt-names = "kbd", "aux"; + command-reg = <0x04>; + status-reg = <0x04>; + data-reg = <0x00>; + };
--
2.3.0