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Diffstat (limited to 'Documentation/devicetree/bindings/clock/brcm,kona-ccu.yaml')
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diff --git a/Documentation/devicetree/bindings/clock/brcm,kona-ccu.yaml b/Documentation/devicetree/bindings/clock/brcm,kona-ccu.yaml new file mode 100644 index 000000000000..e5656950b3bd --- /dev/null +++ b/Documentation/devicetree/bindings/clock/brcm,kona-ccu.yaml @@ -0,0 +1,181 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/brcm,kona-ccu.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Broadcom Kona family clock control units (CCU) + +maintainers: + - Florian Fainelli <florian.fainelli@broadcom.com> + - Ray Jui <rjui@broadcom.com> + - Scott Branden <sbranden@broadcom.com> + +description: | + Broadcom "Kona" style clock control unit (CCU) is a clock provider that + manages a set of clock signals. + + All available clock IDs are defined in + - include/dt-bindings/clock/bcm281xx.h for BCM281XX family + - include/dt-bindings/clock/bcm21664.h for BCM21664 family + +properties: + compatible: + enum: + - brcm,bcm11351-aon-ccu + - brcm,bcm11351-hub-ccu + - brcm,bcm11351-master-ccu + - brcm,bcm11351-root-ccu + - brcm,bcm11351-slave-ccu + - brcm,bcm21664-aon-ccu + - brcm,bcm21664-master-ccu + - brcm,bcm21664-root-ccu + - brcm,bcm21664-slave-ccu + + reg: + maxItems: 1 + + '#clock-cells': + const: 1 + + clock-output-names: + minItems: 1 + maxItems: 10 + +required: + - compatible + - reg + - '#clock-cells' + - clock-output-names + +allOf: + - if: + properties: + compatible: + contains: + const: brcm,bcm11351-aon-ccu + then: + properties: + clock-output-names: + items: + - const: hub_timer + - const: pmu_bsc + - const: pmu_bsc_var + - if: + properties: + compatible: + contains: + const: brcm,bcm11351-hub-ccu + then: + properties: + clock-output-names: + const: tmon_1m + - if: + properties: + compatible: + contains: + const: brcm,bcm11351-master-ccu + then: + properties: + clock-output-names: + items: + - const: sdio1 + - const: sdio2 + - const: sdio3 + - const: sdio4 + - const: usb_ic + - const: hsic2_48m + - const: hsic2_12m + - if: + properties: + compatible: + contains: + enum: + - brcm,bcm11351-root-ccu + - brcm,bcm21664-root-ccu + then: + properties: + clock-output-names: + const: frac_1m + - if: + properties: + compatible: + contains: + const: brcm,bcm11351-slave-ccu + then: + properties: + clock-output-names: + items: + - const: uartb + - const: uartb2 + - const: uartb3 + - const: uartb4 + - const: ssp0 + - const: ssp2 + - const: bsc1 + - const: bsc2 + - const: bsc3 + - const: pwm + - if: + properties: + compatible: + contains: + const: brcm,bcm21664-aon-ccu + then: + properties: + clock-output-names: + const: hub_timer + - if: + properties: + compatible: + contains: + const: brcm,bcm21664-master-ccu + then: + properties: + clock-output-names: + items: + - const: sdio1 + - const: sdio2 + - const: sdio3 + - const: sdio4 + - const: sdio1_sleep + - const: sdio2_sleep + - const: sdio3_sleep + - const: sdio4_sleep + - if: + properties: + compatible: + contains: + const: brcm,bcm21664-slave-ccu + then: + properties: + clock-output-names: + items: + - const: uartb + - const: uartb2 + - const: uartb3 + - const: bsc1 + - const: bsc2 + - const: bsc3 + - const: bsc4 + +additionalProperties: false + +examples: + - | + clock-controller@3e011000 { + compatible = "brcm,bcm11351-slave-ccu"; + reg = <0x3e011000 0x0f00>; + #clock-cells = <1>; + clock-output-names = "uartb", + "uartb2", + "uartb3", + "uartb4", + "ssp0", + "ssp2", + "bsc1", + "bsc2", + "bsc3", + "pwm"; + }; +... |