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cubelinux-kernel/Documentation/devicetree/bindings/clock/clk-palmas-clk32kg-clocks.txt
T
Greg Kroah-Hartman 598cf27219 Linux 6.19.3
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org
Tested-by: Florian Fainelli <florian.fainelli@broadcom.com>
Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com>
Tested-by: Peter Schneider <pschneider1968@googlemail.com>
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Tested-by: Salvatore Bonaccorso <carnil@debian.org>
Tested-by: Brett A C Sheffield <bacs@librecast.net>
Tested-by: Mark Brown <broonie@kernel.org>
Tested-by: Luna Jernberg <droidbittin@gmail.com>
Tested-by: Ronald Warsow <rwarsow@gmx.de>
Tested-by: Justin M. Forbes <jforbes@fedoraproject.org>
Tested-by: Ron Economos <re@w6rz.net>
Tested-by: Miguel Ojeda <ojeda@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2026-02-19 16:33:27 +01:00

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* Palmas 32KHz clocks *
Palmas device has two clock output pins for 32KHz, KG and KG_AUDIO.
This binding uses the common clock binding ./clock-bindings.txt.
Required properties:
- compatible : "ti,palmas-clk32kg" for clk32kg clock
"ti,palmas-clk32kgaudio" for clk32kgaudio clock
- #clock-cells : shall be set to 0.
Optional property:
- ti,external-sleep-control: The external enable input pins controlled the
enable/disable of clocks. The external enable input pins ENABLE1,
ENABLE2 and NSLEEP. The valid values for the external pins are:
PALMAS_EXT_CONTROL_PIN_ENABLE1 for ENABLE1 pin
PALMAS_EXT_CONTROL_PIN_ENABLE2 for ENABLE2 pin
PALMAS_EXT_CONTROL_PIN_NSLEEP for NSLEEP pin
Option 0 or missing this property means the clock is enabled/disabled
via register access and these pins do not have any control.
The macros of external control pins for DTS is defined at
dt-bindings/mfd/palmas.h
Example:
#include <dt-bindings/mfd/palmas.h>
...
palmas: tps65913@58 {
...
clk32kg: palmas_clk32k@0 {
compatible = "ti,palmas-clk32kg";
#clock-cells = <0>;
ti,external-sleep-control = <PALMAS_EXT_CONTROL_PIN_NSLEEP>;
};
...
};