| From ac42c46f983e4a9003a7bb91ad44a23ab7b8f534 Mon Sep 17 00:00:00 2001 |
| From: Ansuel Smith <ansuelsmth@gmail.com> |
| Date: Fri, 12 Mar 2021 07:28:21 +0100 |
| Subject: [PATCH] dt-bindings: mtd: Document use of nvmem-cells compatible |
| |
| Document nvmem-cells compatible used to treat mtd partitions as a |
| nvmem provider. |
| |
| Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com> |
| Reviewed-by: Rob Herring <robh@kernel.org> |
| Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> |
| Link: https://lore.kernel.org/linux-mtd/20210312062830.20548-3-ansuelsmth@gmail.com |
| --- |
| .../bindings/mtd/partitions/nvmem-cells.yaml | 99 +++++++++++++++++++ |
| 1 file changed, 99 insertions(+) |
| create mode 100644 Documentation/devicetree/bindings/mtd/partitions/nvmem-cells.yaml |
| |
| --- /dev/null |
| +++ b/Documentation/devicetree/bindings/mtd/partitions/nvmem-cells.yaml |
| @@ -0,0 +1,99 @@ |
| +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause |
| +%YAML 1.2 |
| +--- |
| +$id: http://devicetree.org/schemas/mtd/partitions/nvmem-cells.yaml# |
| +$schema: http://devicetree.org/meta-schemas/core.yaml# |
| + |
| +title: Nvmem cells |
| + |
| +description: | |
| + Any partition containing the compatible "nvmem-cells" will register as a |
| + nvmem provider. |
| + Each direct subnodes represents a nvmem cell following the nvmem binding. |
| + Nvmem binding to declare nvmem-cells can be found in: |
| + Documentation/devicetree/bindings/nvmem/nvmem.yaml |
| + |
| +maintainers: |
| + - Ansuel Smith <ansuelsmth@gmail.com> |
| + |
| +allOf: |
| + - $ref: /schemas/nvmem/nvmem.yaml# |
| + |
| +properties: |
| + compatible: |
| + const: nvmem-cells |
| + |
| +required: |
| + - compatible |
| + |
| +additionalProperties: true |
| + |
| +examples: |
| + - | |
| + partitions { |
| + compatible = "fixed-partitions"; |
| + #address-cells = <1>; |
| + #size-cells = <1>; |
| + |
| + /* ... */ |
| + |
| + }; |
| + art: art@1200000 { |
| + compatible = "nvmem-cells"; |
| + reg = <0x1200000 0x0140000>; |
| + label = "art"; |
| + read-only; |
| + #address-cells = <1>; |
| + #size-cells = <1>; |
| + |
| + macaddr_gmac1: macaddr_gmac1@0 { |
| + reg = <0x0 0x6>; |
| + }; |
| + |
| + macaddr_gmac2: macaddr_gmac2@6 { |
| + reg = <0x6 0x6>; |
| + }; |
| + |
| + pre_cal_24g: pre_cal_24g@1000 { |
| + reg = <0x1000 0x2f20>; |
| + }; |
| + |
| + pre_cal_5g: pre_cal_5g@5000{ |
| + reg = <0x5000 0x2f20>; |
| + }; |
| + }; |
| + - | |
| + partitions { |
| + compatible = "fixed-partitions"; |
| + #address-cells = <1>; |
| + #size-cells = <1>; |
| + |
| + partition@0 { |
| + label = "bootloader"; |
| + reg = <0x000000 0x100000>; |
| + read-only; |
| + }; |
| + |
| + firmware@100000 { |
| + compatible = "brcm,trx"; |
| + label = "firmware"; |
| + reg = <0x100000 0xe00000>; |
| + }; |
| + |
| + calibration@f00000 { |
| + compatible = "nvmem-cells"; |
| + label = "calibration"; |
| + reg = <0xf00000 0x100000>; |
| + ranges = <0 0xf00000 0x100000>; |
| + #address-cells = <1>; |
| + #size-cells = <1>; |
| + |
| + wifi0@0 { |
| + reg = <0x000000 0x080000>; |
| + }; |
| + |
| + wifi1@80000 { |
| + reg = <0x080000 0x080000>; |
| + }; |
| + }; |
| + }; |