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[95.247.48.130]) by smtp.googlemail.com with ESMTPSA id c18sm7624483edu.20.2021.03.08.12.28.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 08 Mar 2021 12:28:20 -0800 (PST) From: Ansuel Smith To: Vignesh Raghavendra Cc: Ansuel Smith , Miquel Raynal , Richard Weinberger , Rob Herring , linux-mtd@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 2/2] dt-bindings: mtd: Document use of nvmem-cells compatible Date: Mon, 8 Mar 2021 02:18:45 +0100 Message-Id: <20210308011853.19360-2-ansuelsmth@gmail.com> X-Mailer: git-send-email 2.30.0 In-Reply-To: <20210308011853.19360-1-ansuelsmth@gmail.com> References: <20210308011853.19360-1-ansuelsmth@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Document nvmem-cells compatible used to treat mtd partitions as a nvmem provider. Signed-off-by: Ansuel Smith --- .../bindings/mtd/partitions/nvmem-cells.yaml | 105 ++++++++++++++++++ 1 file changed, 105 insertions(+) create mode 100644 Documentation/devicetree/bindings/mtd/partitions/nvmem-cells.yaml diff --git a/Documentation/devicetree/bindings/mtd/partitions/nvmem-cells.yaml b/Documentation/devicetree/bindings/mtd/partitions/nvmem-cells.yaml new file mode 100644 index 000000000000..4ed246b27985 --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/partitions/nvmem-cells.yaml @@ -0,0 +1,105 @@ +# 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: | + This binding can be used to treat the specific partition as a nvmem provider. + Each direct subnodes represents the nvmem cells and won't be parsed as fixed-partitions. + Fixed-partitions bindings described in fixed-partitions.yaml apply to the nvmem provider node. + +maintainers: + - Ansuel Smith + +properties: + compatible: + const: nvmem-cells + + "#address-cells": true + + "#size-cells": true + + reg: + description: partition offset and size within the flash + maxItems: 1 + +required: + - compatible + - "#address-cells" + - "#size-cells" + - reg + +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>; + }; + }; + }; -- 2.30.0