Based on kernel version 6.11
. Page generated on 2024-09-24 08:21 EST
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 | # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) %YAML 1.2 --- $id: http://devicetree.org/schemas/memory-controllers/fsl/fsl,imx-weim.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: i.MX Wireless External Interface Module (WEIM) maintainers: - Shawn Guo <shawnguo@kernel.org> - Sascha Hauer <s.hauer@pengutronix.de> description: The term "wireless" does not imply that the WEIM is literally an interface without wires. It simply means that this module was originally designed for wireless and mobile applications that use low-power technology. The actual devices are instantiated from the child nodes of a WEIM node. properties: $nodename: pattern: "^memory-controller@[0-9a-f]+$" compatible: oneOf: - enum: - fsl,imx1-weim - fsl,imx27-weim - fsl,imx50-weim - fsl,imx51-weim - fsl,imx6q-weim - items: - enum: - fsl,imx31-weim - fsl,imx35-weim - const: fsl,imx27-weim - items: - enum: - fsl,imx6sx-weim - fsl,imx6ul-weim - const: fsl,imx6q-weim "#address-cells": const: 2 "#size-cells": const: 1 reg: maxItems: 1 clocks: maxItems: 1 interrupts: maxItems: 1 ranges: true fsl,weim-cs-gpr: $ref: /schemas/types.yaml#/definitions/phandle description: | Phandle to the system General Purpose Register controller that contains WEIM CS GPR register, e.g. IOMUXC_GPR1 on i.MX6Q. IOMUXC_GPR1[11:0] should be set up as one of the following 4 possible values depending on the CS space configuration. IOMUXC_GPR1[11:0] CS0 CS1 CS2 CS3 --------------------------------------------- 05 128M 0M 0M 0M 033 64M 64M 0M 0M 0113 64M 32M 32M 0M 01111 32M 32M 32M 32M In case that the property is absent, the reset value or what bootloader sets up in IOMUXC_GPR1[11:0] will be used. fsl,burst-clk-enable: type: boolean description: The presence of this property indicates that the weim bus should operate in Burst Clock Mode. fsl,continuous-burst-clk: type: boolean description: Make Burst Clock to output continuous clock. Without this option Burst Clock will output clock only when necessary. patternProperties: "^.*@[0-7],[0-9a-f]+$": type: object description: Devices attached to chip selects are represented as subnodes. $ref: fsl,imx-weim-peripherals.yaml additionalProperties: true required: - fsl,weim-cs-timing required: - compatible - reg - clocks - "#address-cells" - "#size-cells" - ranges allOf: - if: properties: compatible: not: contains: enum: - fsl,imx50-weim - fsl,imx6q-weim then: properties: fsl,weim-cs-gpr: false fsl,burst-clk-enable: false - if: not: required: - fsl,burst-clk-enable then: properties: fsl,continuous-burst-clk: false - if: properties: compatible: contains: const: fsl,imx1-weim then: patternProperties: "^.*@[0-7],[0-9a-f]+$": properties: fsl,weim-cs-timing: items: items: - description: CSxU - description: CSxL - if: properties: compatible: contains: enum: - fsl,imx27-weim - fsl,imx31-weim - fsl,imx35-weim then: patternProperties: "^.*@[0-7],[0-9a-f]+$": properties: fsl,weim-cs-timing: items: items: - description: CSCRxU - description: CSCRxL - description: CSCRxA - if: properties: compatible: contains: enum: - fsl,imx50-weim - fsl,imx51-weim - fsl,imx6q-weim - fsl,imx6sx-weim - fsl,imx6ul-weim then: patternProperties: "^.*@[0-7],[0-9a-f]+$": properties: fsl,weim-cs-timing: items: items: - description: CSxGCR1 - description: CSxGCR2 - description: CSxRCR1 - description: CSxRCR2 - description: CSxWCR1 - description: CSxWCR2 additionalProperties: false examples: - | memory-controller@21b8000 { compatible = "fsl,imx6q-weim"; reg = <0x021b8000 0x4000>; clocks = <&clks 196>; #address-cells = <2>; #size-cells = <1>; ranges = <0 0 0x08000000 0x08000000>; fsl,weim-cs-gpr = <&gpr>; flash@0,0 { compatible = "cfi-flash"; reg = <0 0 0x02000000>; #address-cells = <1>; #size-cells = <1>; bank-width = <2>; fsl,weim-cs-timing = <0x00620081 0x00000001 0x1c022000 0x0000c000 0x1404a38e 0x00000000>; }; }; |