| Tom Rini | 93743d2 | 2024-04-01 09:08:13 -0400 | [diff] [blame] | 1 | # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/clock/brcm,kona-ccu.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Broadcom Kona family clock control units (CCU) |
| 8 | |
| 9 | maintainers: |
| 10 | - Florian Fainelli <florian.fainelli@broadcom.com> |
| 11 | - Ray Jui <rjui@broadcom.com> |
| 12 | - Scott Branden <sbranden@broadcom.com> |
| 13 | |
| 14 | description: | |
| 15 | Broadcom "Kona" style clock control unit (CCU) is a clock provider that |
| 16 | manages a set of clock signals. |
| 17 | |
| 18 | All available clock IDs are defined in |
| 19 | - include/dt-bindings/clock/bcm281xx.h for BCM281XX family |
| 20 | - include/dt-bindings/clock/bcm21664.h for BCM21664 family |
| 21 | |
| 22 | properties: |
| 23 | compatible: |
| 24 | enum: |
| 25 | - brcm,bcm11351-aon-ccu |
| 26 | - brcm,bcm11351-hub-ccu |
| 27 | - brcm,bcm11351-master-ccu |
| 28 | - brcm,bcm11351-root-ccu |
| 29 | - brcm,bcm11351-slave-ccu |
| 30 | - brcm,bcm21664-aon-ccu |
| 31 | - brcm,bcm21664-master-ccu |
| 32 | - brcm,bcm21664-root-ccu |
| 33 | - brcm,bcm21664-slave-ccu |
| 34 | |
| 35 | reg: |
| 36 | maxItems: 1 |
| 37 | |
| 38 | '#clock-cells': |
| 39 | const: 1 |
| 40 | |
| 41 | clock-output-names: |
| 42 | minItems: 1 |
| 43 | maxItems: 10 |
| 44 | |
| 45 | required: |
| 46 | - compatible |
| 47 | - reg |
| 48 | - '#clock-cells' |
| 49 | - clock-output-names |
| 50 | |
| 51 | allOf: |
| 52 | - if: |
| 53 | properties: |
| 54 | compatible: |
| 55 | contains: |
| 56 | const: brcm,bcm11351-aon-ccu |
| 57 | then: |
| 58 | properties: |
| 59 | clock-output-names: |
| 60 | items: |
| 61 | - const: hub_timer |
| 62 | - const: pmu_bsc |
| 63 | - const: pmu_bsc_var |
| 64 | - if: |
| 65 | properties: |
| 66 | compatible: |
| 67 | contains: |
| 68 | const: brcm,bcm11351-hub-ccu |
| 69 | then: |
| 70 | properties: |
| 71 | clock-output-names: |
| 72 | const: tmon_1m |
| 73 | - if: |
| 74 | properties: |
| 75 | compatible: |
| 76 | contains: |
| 77 | const: brcm,bcm11351-master-ccu |
| 78 | then: |
| 79 | properties: |
| 80 | clock-output-names: |
| 81 | items: |
| 82 | - const: sdio1 |
| 83 | - const: sdio2 |
| 84 | - const: sdio3 |
| 85 | - const: sdio4 |
| 86 | - const: usb_ic |
| 87 | - const: hsic2_48m |
| 88 | - const: hsic2_12m |
| 89 | - if: |
| 90 | properties: |
| 91 | compatible: |
| 92 | contains: |
| 93 | enum: |
| 94 | - brcm,bcm11351-root-ccu |
| 95 | - brcm,bcm21664-root-ccu |
| 96 | then: |
| 97 | properties: |
| 98 | clock-output-names: |
| 99 | const: frac_1m |
| 100 | - if: |
| 101 | properties: |
| 102 | compatible: |
| 103 | contains: |
| 104 | const: brcm,bcm11351-slave-ccu |
| 105 | then: |
| 106 | properties: |
| 107 | clock-output-names: |
| 108 | items: |
| 109 | - const: uartb |
| 110 | - const: uartb2 |
| 111 | - const: uartb3 |
| 112 | - const: uartb4 |
| 113 | - const: ssp0 |
| 114 | - const: ssp2 |
| 115 | - const: bsc1 |
| 116 | - const: bsc2 |
| 117 | - const: bsc3 |
| 118 | - const: pwm |
| 119 | - if: |
| 120 | properties: |
| 121 | compatible: |
| 122 | contains: |
| 123 | const: brcm,bcm21664-aon-ccu |
| 124 | then: |
| 125 | properties: |
| 126 | clock-output-names: |
| 127 | const: hub_timer |
| 128 | - if: |
| 129 | properties: |
| 130 | compatible: |
| 131 | contains: |
| 132 | const: brcm,bcm21664-master-ccu |
| 133 | then: |
| 134 | properties: |
| 135 | clock-output-names: |
| 136 | items: |
| 137 | - const: sdio1 |
| 138 | - const: sdio2 |
| 139 | - const: sdio3 |
| 140 | - const: sdio4 |
| 141 | - const: sdio1_sleep |
| 142 | - const: sdio2_sleep |
| 143 | - const: sdio3_sleep |
| 144 | - const: sdio4_sleep |
| 145 | - if: |
| 146 | properties: |
| 147 | compatible: |
| 148 | contains: |
| 149 | const: brcm,bcm21664-slave-ccu |
| 150 | then: |
| 151 | properties: |
| 152 | clock-output-names: |
| 153 | items: |
| 154 | - const: uartb |
| 155 | - const: uartb2 |
| 156 | - const: uartb3 |
| 157 | - const: bsc1 |
| 158 | - const: bsc2 |
| 159 | - const: bsc3 |
| 160 | - const: bsc4 |
| 161 | |
| 162 | additionalProperties: false |
| 163 | |
| 164 | examples: |
| 165 | - | |
| 166 | clock-controller@3e011000 { |
| 167 | compatible = "brcm,bcm11351-slave-ccu"; |
| 168 | reg = <0x3e011000 0x0f00>; |
| 169 | #clock-cells = <1>; |
| 170 | clock-output-names = "uartb", |
| 171 | "uartb2", |
| 172 | "uartb3", |
| 173 | "uartb4", |
| 174 | "ssp0", |
| 175 | "ssp2", |
| 176 | "bsc1", |
| 177 | "bsc2", |
| 178 | "bsc3", |
| 179 | "pwm"; |
| 180 | }; |
| 181 | ... |