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Thu, 13 Apr 2023 06:17:19 -0700 (PDT) Received: from brgl-uxlite.home ([2a01:cb1d:334:ac00:814c:fc8a:da02:39ad]) by smtp.gmail.com with ESMTPSA id v3-20020a1cf703000000b003f04646838esm1796400wmh.39.2023.04.13.06.17.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 13 Apr 2023 06:17:19 -0700 (PDT) From: Bartosz Golaszewski To: Sebastian Reichel , Rob Herring , Krzysztof Kozlowski , Andy Gross , Bjorn Andersson , Konrad Dybcio , Catalin Marinas , Will Deacon , Arnd Bergmann Cc: linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Bartosz Golaszewski Subject: [PATCH 3/4] dt-bindings: power: reset: convert nvmem-reboot-mode bindings to YAML Date: Thu, 13 Apr 2023 15:17:04 +0200 Message-Id: <20230413131705.3073911-4-brgl@bgdev.pl> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20230413131705.3073911-1-brgl@bgdev.pl> References: <20230413131705.3073911-1-brgl@bgdev.pl> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230413_061721_420765_A4C4AE0F X-CRM114-Status: GOOD ( 16.83 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Bartosz Golaszewski Convert the DT binding document for nvmem-reboot-mode from .txt to YAML. Signed-off-by: Bartosz Golaszewski Reviewed-by: Krzysztof Kozlowski --- .../power/reset/nvmem-reboot-mode.txt | 26 ---------- .../power/reset/nvmem-reboot-mode.yaml | 52 +++++++++++++++++++ 2 files changed, 52 insertions(+), 26 deletions(-) delete mode 100644 Documentation/devicetree/bindings/power/reset/nvmem-reboot-mode.txt create mode 100644 Documentation/devicetree/bindings/power/reset/nvmem-reboot-mode.yaml diff --git a/Documentation/devicetree/bindings/power/reset/nvmem-reboot-mode.txt b/Documentation/devicetree/bindings/power/reset/nvmem-reboot-mode.txt deleted file mode 100644 index 752d6126d5da..000000000000 --- a/Documentation/devicetree/bindings/power/reset/nvmem-reboot-mode.txt +++ /dev/null @@ -1,26 +0,0 @@ -NVMEM reboot mode driver - -This driver gets reboot mode magic value from reboot-mode driver -and stores it in a NVMEM cell named "reboot-mode". Then the bootloader -can read it and take different action according to the magic -value stored. - -Required properties: -- compatible: should be "nvmem-reboot-mode". -- nvmem-cells: A phandle to the reboot mode provided by a nvmem device. -- nvmem-cell-names: Should be "reboot-mode". - -The rest of the properties should follow the generic reboot-mode description -found in reboot-mode.txt - -Example: - reboot-mode { - compatible = "nvmem-reboot-mode"; - nvmem-cells = <&reboot_mode>; - nvmem-cell-names = "reboot-mode"; - - mode-normal = <0xAAAA5501>; - mode-bootloader = <0xBBBB5500>; - mode-recovery = <0xCCCC5502>; - mode-test = <0xDDDD5503>; - }; diff --git a/Documentation/devicetree/bindings/power/reset/nvmem-reboot-mode.yaml b/Documentation/devicetree/bindings/power/reset/nvmem-reboot-mode.yaml new file mode 100644 index 000000000000..64a7d224c7dd --- /dev/null +++ b/Documentation/devicetree/bindings/power/reset/nvmem-reboot-mode.yaml @@ -0,0 +1,52 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/power/reset/nvmem-reboot-mode.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Generic NVMEM reboot mode driver + +maintainers: + - Bartosz Golaszewski + +description: | + This driver gets the reboot mode magic value from the reboot-mode driver + and stores it in the NVMEM cell named "reboot-mode". The bootloader can + then read it and take different action according to the value. + +properties: + compatible: + const: nvmem-reboot-mode + + nvmem-cells: + description: | + A phandle pointing to the nvmem-cells node where the vendor-specific + magic value representing the reboot mode is stored. + maxItems: 1 + + nvmem-cell-names: + items: + - const: reboot-mode + +patternProperties: + "^mode-.+": + $ref: /schemas/types.yaml#/definitions/uint32 + description: Vendor-specific mode value written to the mode register + +additionalProperties: false + +required: + - compatible + - nvmem-cells + - nvmem-cell-names + +examples: + - | + reboot-mode { + compatible = "nvmem-reboot-mode"; + nvmem-cells = <&reboot_reason>; + nvmem-cell-names = "reboot-mode"; + mode-recovery = <0x01>; + mode-bootloader = <0x02>; + }; +...