^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) %YAML 1.2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) ---
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) $id: http://devicetree.org/schemas/pwm/imx-pwm.yaml#
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) $schema: http://devicetree.org/meta-schemas/core.yaml#
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) title: Freescale i.MX PWM controller
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) maintainers:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) - Philipp Zabel <p.zabel@pengutronix.de>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) properties:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) "#pwm-cells":
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) description: |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) Should be 2 for i.MX1 and 3 for i.MX27 and newer SoCs. See pwm.yaml
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) in this directory for a description of the cells format.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) enum:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) - 2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) - 3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) compatible:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) oneOf:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) - enum:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) - fsl,imx1-pwm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) - fsl,imx27-pwm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) - items:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) - enum:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) - fsl,imx25-pwm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) - fsl,imx31-pwm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) - fsl,imx50-pwm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) - fsl,imx51-pwm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) - fsl,imx53-pwm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) - fsl,imx6q-pwm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) - fsl,imx6sl-pwm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) - fsl,imx6sll-pwm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) - fsl,imx6sx-pwm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) - fsl,imx6ul-pwm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) - fsl,imx7d-pwm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) - fsl,imx8mm-pwm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) - fsl,imx8mn-pwm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) - fsl,imx8mp-pwm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) - fsl,imx8mq-pwm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) - const: fsl,imx27-pwm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) reg:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) maxItems: 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) clocks:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) items:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) - description: SoC PWM ipg clock
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) - description: SoC PWM per clock
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) clock-names:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) items:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) - const: ipg
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) - const: per
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) interrupts:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) maxItems: 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) required:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) - "#pwm-cells"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) - compatible
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) - reg
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) - clocks
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) - clock-names
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) - interrupts
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) additionalProperties: false
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) examples:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) - |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) #include <dt-bindings/clock/imx5-clock.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) pwm@53fb4000 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) #pwm-cells = <3>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) compatible = "fsl,imx27-pwm";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) reg = <0x53fb4000 0x4000>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) clocks = <&clks IMX5_CLK_PWM1_IPG_GATE>,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) <&clks IMX5_CLK_PWM1_HF_GATE>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) clock-names = "ipg", "per";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) interrupts = <61>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) };