diff options
| author | Laxman Dewangan <ldewangan@nvidia.com> | 2016-06-22 07:47:22 -0400 |
|---|---|---|
| committer | Thierry Reding <thierry.reding@gmail.com> | 2016-07-11 06:49:33 -0400 |
| commit | 57dfd17edaf353d0880bea494be05e8cda82ebc0 (patch) | |
| tree | 0c1145f9cfb45ebe0cb1593621fac51ae86b42f3 | |
| parent | b979ed531468e9848d95a3b788dd8490927417e3 (diff) | |
dt-bindings: pwm: tegra: Add compatible string for Tegra186
Tegra186 has 8 different PWM controllers and each controller has only
one output. Earlier SoC generations have 4 PWM outputs per controller.
Add a device tree compatible string for Tegra186 to be able to
differentiate between the two.
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
| -rw-r--r-- | Documentation/devicetree/bindings/pwm/nvidia,tegra20-pwm.txt | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/Documentation/devicetree/bindings/pwm/nvidia,tegra20-pwm.txt b/Documentation/devicetree/bindings/pwm/nvidia,tegra20-pwm.txt index c52f03b5032f..b4e73778dda3 100644 --- a/Documentation/devicetree/bindings/pwm/nvidia,tegra20-pwm.txt +++ b/Documentation/devicetree/bindings/pwm/nvidia,tegra20-pwm.txt | |||
| @@ -1,10 +1,14 @@ | |||
| 1 | Tegra SoC PWFM controller | 1 | Tegra SoC PWFM controller |
| 2 | 2 | ||
| 3 | Required properties: | 3 | Required properties: |
| 4 | - compatible: For Tegra20, must contain "nvidia,tegra20-pwm". For Tegra30, | 4 | - compatible: Must be: |
| 5 | must contain "nvidia,tegra30-pwm". Otherwise, must contain | 5 | - "nvidia,tegra20-pwm": for Tegra20 |
| 6 | "nvidia,<chip>-pwm", plus one of the above, where <chip> is tegra114, | 6 | - "nvidia,tegra30-pwm", "nvidia,tegra20-pwm": for Tegra30 |
| 7 | tegra124, tegra132, or tegra210. | 7 | - "nvidia,tegra114-pwm", "nvidia,tegra20-pwm": for Tegra114 |
| 8 | - "nvidia,tegra124-pwm", "nvidia,tegra20-pwm": for Tegra124 | ||
| 9 | - "nvidia,tegra132-pwm", "nvidia,tegra20-pwm": for Tegra132 | ||
| 10 | - "nvidia,tegra210-pwm", "nvidia,tegra20-pwm": for Tegra210 | ||
| 11 | - "nvidia,tegra186-pwm": for Tegra186 | ||
| 8 | - reg: physical base address and length of the controller's registers | 12 | - reg: physical base address and length of the controller's registers |
| 9 | - #pwm-cells: should be 2. See pwm.txt in this directory for a description of | 13 | - #pwm-cells: should be 2. See pwm.txt in this directory for a description of |
| 10 | the cells format. | 14 | the cells format. |