[PATCH 14/14] regulator: pwm: Document pwm-dutycycle-unit and pwm-dutycycle-range
From: robh@kernel.org (Rob Herring)
Date: 2016-06-06 14:09:47
Also in:
linux-devicetree, linux-pwm, linux-rockchip, lkml
On Fri, Jun 03, 2016 at 10:23:12AM +0200, Boris Brezillon wrote:
quoted hunk ↗ jump to hunk
Document the pwm-dutycycle-unit and pwm-dutycycle-range properties. Signed-off-by: Boris Brezillon <redacted> --- .../devicetree/bindings/regulator/pwm-regulator.txt | 12 ++++++++++++ 1 file changed, 12 insertions(+)diff --git a/Documentation/devicetree/bindings/regulator/pwm-regulator.txt b/Documentation/devicetree/bindings/regulator/pwm-regulator.txt index ed936f0..5303235 100644 --- a/Documentation/devicetree/bindings/regulator/pwm-regulator.txt +++ b/Documentation/devicetree/bindings/regulator/pwm-regulator.txt@@ -34,6 +34,18 @@ Only required for Voltage Table Mode: First cell is voltage in microvolts (uV) Second cell is duty-cycle in percent (%) +Optional properties for Continuous mode: +- pwm-dutycycle-unit: Integer value encoding the dutycycle unit. If not
dutycycle should be 2 words.
+ defined, <100> is assumed, meaning that + pwm-dutycycle-range contains values expressed in + percent.
Perhaps an example not in percent. This is essentially the maximum value?
+ +- pwm-dutycycle-range: Should contain 2 entries. The first entry is encoding + the dutycycle for regulator-min-microvolt and the + second one the dutycycle for regulator-max-microvolt. + Dutycyle values are expressed in pwm-dutycycle-unit.
typo ^^^^^^^^
+ If not defined, <0 100> is assumed. + NB: To be clear, if voltage-table is provided, then the device will be used in Voltage Table Mode. If no voltage-table is provided, then the device will be used in Continuous Voltage Mode. -- 2.7.4