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author | Anson Huang <Anson.Huang@nxp.com> | 2020-05-19 05:55:46 +0200 |
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committer | Rob Herring <robh@kernel.org> | 2020-05-28 22:59:36 +0200 |
commit | 8f2d90100ad0f710ad9c529b366c7421778ea6fe (patch) | |
tree | bac10ddf3d4ea642dd0e0c14c7c332df45f7a794 /Documentation | |
parent | dt-bindings: vendor-prefixes: Add MikroTik (diff) | |
download | linux-8f2d90100ad0f710ad9c529b366c7421778ea6fe.tar.xz linux-8f2d90100ad0f710ad9c529b366c7421778ea6fe.zip |
dt-bindings: timer: Convert i.MX TPM to json-schema
Convert the i.MX TPM binding to DT schema format using json-schema.
Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Reviewed-by: Dong Aisheng <aisheng.dong@nxp.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/devicetree/bindings/timer/nxp,tpm-timer.txt | 28 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/timer/nxp,tpm-timer.yaml | 61 |
2 files changed, 61 insertions, 28 deletions
diff --git a/Documentation/devicetree/bindings/timer/nxp,tpm-timer.txt b/Documentation/devicetree/bindings/timer/nxp,tpm-timer.txt deleted file mode 100644 index f82087b220f4..000000000000 --- a/Documentation/devicetree/bindings/timer/nxp,tpm-timer.txt +++ /dev/null @@ -1,28 +0,0 @@ -NXP Low Power Timer/Pulse Width Modulation Module (TPM) - -The Timer/PWM Module (TPM) supports input capture, output compare, -and the generation of PWM signals to control electric motor and power -management applications. The counter, compare and capture registers -are clocked by an asynchronous clock that can remain enabled in low -power modes. TPM can support global counter bus where one TPM drives -the counter bus for the others, provided bit width is the same. - -Required properties: - -- compatible : should be "fsl,imx7ulp-tpm" -- reg : Specifies base physical address and size of the register sets - for the clock event device and clock source device. -- interrupts : Should be the clock event device interrupt. -- clocks : The clocks provided by the SoC to drive the timer, must contain - an entry for each entry in clock-names. -- clock-names : Must include the following entries: "ipg" and "per". - -Example: -tpm5: tpm@40260000 { - compatible = "fsl,imx7ulp-tpm"; - reg = <0x40260000 0x1000>; - interrupts = <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>; - clocks = <&clks IMX7ULP_CLK_NIC1_BUS_DIV>, - <&clks IMX7ULP_CLK_LPTPM5>; - clock-names = "ipg", "per"; -}; diff --git a/Documentation/devicetree/bindings/timer/nxp,tpm-timer.yaml b/Documentation/devicetree/bindings/timer/nxp,tpm-timer.yaml new file mode 100644 index 000000000000..edd9585f6726 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/nxp,tpm-timer.yaml @@ -0,0 +1,61 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/nxp,tpm-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NXP Low Power Timer/Pulse Width Modulation Module (TPM) + +maintainers: + - Dong Aisheng <aisheng.dong@nxp.com> + +description: | + The Timer/PWM Module (TPM) supports input capture, output compare, + and the generation of PWM signals to control electric motor and power + management applications. The counter, compare and capture registers + are clocked by an asynchronous clock that can remain enabled in low + power modes. TPM can support global counter bus where one TPM drives + the counter bus for the others, provided bit width is the same. + +properties: + compatible: + const: fsl,imx7ulp-tpm + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + items: + - description: SoC TPM ipg clock + - description: SoC TPM per clock + + clock-names: + items: + - const: ipg + - const: per + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/imx7ulp-clock.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + + timer@40260000 { + compatible = "fsl,imx7ulp-tpm"; + reg = <0x40260000 0x1000>; + interrupts = <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&scg1 IMX7ULP_CLK_NIC1_BUS_DIV>, + <&pcc2 IMX7ULP_CLK_LPTPM5>; + clock-names = "ipg", "per"; + }; |