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[194.187.74.233]) by smtp.gmail.com with ESMTPSA id t17sm1396694lft.224.2021.03.04.06.41.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 04 Mar 2021 06:41:52 -0800 (PST) From: =?utf-8?b?UmFmYcWCIE1pxYJlY2tp?= To: Srinivas Kandagatla , Rob Herring Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mips@vger.kernel.org, Florian Fainelli , Vivek Unune , bcm-kernel-feedback-list@broadcom.com, linux-kernel@vger.kernel.org, =?utf-8?b?UmFmYcWCIE1pxYJlY2tp?= Subject: [PATCH 1/2] dt-bindings: nvmem: add binding for I/O mapped NVMEM Date: Thu, 4 Mar 2021 15:41:31 +0100 Message-Id: <20210304144132.24098-1-zajec5@gmail.com> X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-mips@vger.kernel.org From: Rafał Miłecki NVMEM on some devices can be accessed using I/O mapping. For example on Broadcom MIPS and ARM Northstar platforms NVRAM can be accessed that way. Signed-off-by: Rafał Miłecki --- .../devicetree/bindings/nvmem/iomap.yaml | 29 +++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 Documentation/devicetree/bindings/nvmem/iomap.yaml diff --git a/Documentation/devicetree/bindings/nvmem/iomap.yaml b/Documentation/devicetree/bindings/nvmem/iomap.yaml new file mode 100644 index 000000000000..ec8764598061 --- /dev/null +++ b/Documentation/devicetree/bindings/nvmem/iomap.yaml @@ -0,0 +1,29 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/nvmem/iomap.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: I/O mapped NVMEM + +maintainers: + - Rafał Miłecki + +allOf: + - $ref: "nvmem.yaml#" + +properties: + compatible: + items: + - enum: + - brcm,nvram + - const: nvmem-iomap + +unevaluatedProperties: false + +examples: + - | + nvram@1eff0000 { + compatible = "brcm,nvram", "nvmem-iomap"; + reg = <0x1eff0000 0x10000>; + };