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author | Stefan Wahren <stefan.wahren@i2se.com> | 2023-06-17 16:36:17 +0300 |
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committer | Thierry Reding <thierry.reding@gmail.com> | 2023-06-23 16:49:35 +0300 |
commit | 92554cdd428fce212d2a71a06939e7cab90f7c77 (patch) | |
tree | ce2ac80b0caec647f8ee754360409f534a021c02 /Documentation/devicetree | |
parent | 254d3a727421ccc935f085eaa9bae51cb6c9df25 (diff) | |
download | linux-92554cdd428fce212d2a71a06939e7cab90f7c77.tar.xz |
dt-bindings: pwm: convert pwm-bcm2835 bindings to YAML
Convert the DT binding document for pwm-bcm2835 from .txt to YAML.
Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r-- | Documentation/devicetree/bindings/pwm/pwm-bcm2835.txt | 30 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/pwm/pwm-bcm2835.yaml | 43 |
2 files changed, 43 insertions, 30 deletions
diff --git a/Documentation/devicetree/bindings/pwm/pwm-bcm2835.txt b/Documentation/devicetree/bindings/pwm/pwm-bcm2835.txt deleted file mode 100644 index f5753b3f79df..000000000000 --- a/Documentation/devicetree/bindings/pwm/pwm-bcm2835.txt +++ /dev/null @@ -1,30 +0,0 @@ -BCM2835 PWM controller (Raspberry Pi controller) - -Required properties: -- compatible: should be "brcm,bcm2835-pwm" -- reg: physical base address and length of the controller's registers -- clocks: This clock defines the base clock frequency of the PWM hardware - system, the period and the duty_cycle of the PWM signal is a multiple of - the base period. -- #pwm-cells: Should be 3. See pwm.yaml in this directory for a description of - the cells format. - -Examples: - -pwm@2020c000 { - compatible = "brcm,bcm2835-pwm"; - reg = <0x2020c000 0x28>; - clocks = <&clk_pwm>; - #pwm-cells = <3>; -}; - -clocks { - .... - clk_pwm: pwm { - compatible = "fixed-clock"; - reg = <3>; - #clock-cells = <0>; - clock-frequency = <9200000>; - }; - .... -}; diff --git a/Documentation/devicetree/bindings/pwm/pwm-bcm2835.yaml b/Documentation/devicetree/bindings/pwm/pwm-bcm2835.yaml new file mode 100644 index 000000000000..15e7fd98defc --- /dev/null +++ b/Documentation/devicetree/bindings/pwm/pwm-bcm2835.yaml @@ -0,0 +1,43 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pwm/pwm-bcm2835.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: BCM2835 PWM controller (Raspberry Pi controller) + +maintainers: + - Stefan Wahren <stefan.wahren@i2se.com> + +allOf: + - $ref: pwm.yaml# + +properties: + compatible: + const: brcm,bcm2835-pwm + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + "#pwm-cells": + const: 3 + +required: + - compatible + - reg + - clocks + - "#pwm-cells" + +additionalProperties: false + +examples: + - | + pwm@2020c000 { + compatible = "brcm,bcm2835-pwm"; + reg = <0x2020c000 0x28>; + clocks = <&clk_pwm>; + #pwm-cells = <3>; + }; |