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1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)2%YAML 1.23---4$id: http://devicetree.org/schemas/net/wireless/ti,wlcore.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: Texas Instruments Wilink 6/7/8 (wl12xx/wl18xx) Wireless LAN Controller8 9maintainers:10 - Tony Lindgren <tony@atomide.com>11 12description:13 The wl12xx/wl18xx chips can be connected via SPI or via SDIO.14 Note that the *-clock-frequency properties assume internal clocks. In case15 of external clocks, new bindings (for parsing the clock nodes) have to be16 added.17 18properties:19 compatible:20 enum:21 - ti,wl127122 - ti,wl127323 - ti,wl128124 - ti,wl128325 - ti,wl128526 - ti,wl180127 - ti,wl180528 - ti,wl180729 - ti,wl183130 - ti,wl183531 - ti,wl183732 33 reg:34 maxItems: 135 description:36 This is required when connected via SPI, and optional when connected via37 SDIO.38 39 interrupts:40 minItems: 141 maxItems: 242 43 interrupt-names:44 items:45 - const: irq46 - const: wakeup47 48 vwlan-supply:49 description:50 Points to the node of the regulator that powers/enable the wl12xx/wl18xx51 chip. This is required when connected via SPI.52 53 54 ref-clock-frequency:55 $ref: /schemas/types.yaml#/definitions/uint3256 description: Reference clock frequency.57 58 tcxo-clock-frequency:59 $ref: /schemas/types.yaml#/definitions/uint3260 description: TCXO clock frequency.61 62 clock-xtal:63 $ref: /schemas/types.yaml#/definitions/flag64 description: Indicates that the clock is generated from XTAL.65 66required:67 - compatible68 - interrupts69 70allOf:71 - $ref: /schemas/spi/spi-peripheral-props.yaml#72 - if:73 properties:74 compatible:75 contains:76 enum:77 - ti,wl127178 - ti,wl127379 - ti,wl128180 - ti,wl128381 then:82 required:83 - ref-clock-frequency84 85unevaluatedProperties: false86 87examples:88 - |89 #include <dt-bindings/interrupt-controller/irq.h>90 91 // For wl12xx family:92 spi {93 #address-cells = <1>;94 #size-cells = <0>;95 96 wlcore1: wlcore@1 {97 compatible = "ti,wl1271";98 reg = <1>;99 spi-max-frequency = <48000000>;100 interrupts = <8 IRQ_TYPE_LEVEL_HIGH>;101 vwlan-supply = <&vwlan_fixed>;102 clock-xtal;103 ref-clock-frequency = <38400000>;104 };105 };106 107 - |108 #include <dt-bindings/interrupt-controller/irq.h>109 110 // For wl18xx family:111 spi {112 #address-cells = <1>;113 #size-cells = <0>;114 115 wlcore2: wlcore@0 {116 compatible = "ti,wl1835";117 reg = <0>;118 spi-max-frequency = <48000000>;119 interrupts = <27 IRQ_TYPE_EDGE_RISING>;120 vwlan-supply = <&vwlan_fixed>;121 };122 };123 124 - |125 #include <dt-bindings/interrupt-controller/irq.h>126 127 // SDIO example:128 mmc3 {129 vmmc-supply = <&wlan_en_reg>;130 bus-width = <4>;131 cap-power-off-card;132 keep-power-in-suspend;133 134 #address-cells = <1>;135 #size-cells = <0>;136 137 wlcore3: wlcore@2 {138 compatible = "ti,wl1835";139 reg = <2>;140 interrupts = <19 IRQ_TYPE_LEVEL_HIGH>;141 };142 };143