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author | Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> | 2013-07-18 02:54:23 +0400 |
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committer | Thierry Reding <thierry.reding@gmail.com> | 2013-09-03 15:08:10 +0400 |
commit | ebeec0af5b29635b847f5a7a17de1900193d0257 (patch) | |
tree | 0fe4464200d61b3fd7c25f9a9ac960adc40a4184 /Documentation/devicetree/bindings/pwm/vt8500-pwm.txt | |
parent | 208be7698fe39d54242348aef375fd86180c4506 (diff) | |
download | linux-ebeec0af5b29635b847f5a7a17de1900193d0257.tar.xz |
pwm: Update DT bindings to reference pwm.txt for cells documentation
The PWM client cells format is documented in the generic pwm.txt
documentation and duplicated in all PWM driver bindings. Remove
duplicate information and reference pwm.txt instead.
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
Diffstat (limited to 'Documentation/devicetree/bindings/pwm/vt8500-pwm.txt')
-rw-r--r-- | Documentation/devicetree/bindings/pwm/vt8500-pwm.txt | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/Documentation/devicetree/bindings/pwm/vt8500-pwm.txt b/Documentation/devicetree/bindings/pwm/vt8500-pwm.txt index d21d82d29855..a76390e6df2e 100644 --- a/Documentation/devicetree/bindings/pwm/vt8500-pwm.txt +++ b/Documentation/devicetree/bindings/pwm/vt8500-pwm.txt @@ -3,11 +3,9 @@ VIA/Wondermedia VT8500/WM8xxx series SoC PWM controller Required properties: - compatible: should be "via,vt8500-pwm" - reg: physical base address and length of the controller's registers -- #pwm-cells: Should be 3. Number of cells being used to specify PWM property. - First cell specifies the per-chip index of the PWM to use, the second - cell is the period in nanoseconds and bit 0 in the third cell is used to - encode the polarity of PWM output. Set bit 0 of the third in PWM specifier - to 1 for inverse polarity & set to 0 for normal polarity. +- #pwm-cells: should be 3. See pwm.txt in this directory for a description of + the cells format. The only third cell flag supported by this binding is + PWM_POLARITY_INVERTED. - clocks: phandle to the PWM source clock Example: |