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Mon, 28 Oct 2024 09:44:28 -0700 (PDT) Received: from Emma ([2401:4900:1c96:f151:5054:ff:fe53:2787]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-210bc044f82sm52646685ad.258.2024.10.28.09.44.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 28 Oct 2024 09:44:27 -0700 (PDT) From: Karan Sanghavi Date: Mon, 28 Oct 2024 16:44:12 +0000 Subject: [PATCH v4] dt-bindings: power: Convert raspberrypi,bcm2835-power to Dt schema Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20241028-raspberrypi-bcm2835-power-v4-1-acf44abd45ff@gmail.com> X-B4-Tracking: v=1; b=H4sIAFy/H2cC/43NwQ6DIAyA4VdZOI9FCojstPdYdkCsSjLFwOJmj O8+9GR2MEtPf5N+nUnE4DCS62kmAUcXne9TiPOJ2Nb0DVJXpSaQgWAZ0zSYOJQYwjQ4WtoOCi7 p4N8YqDQCOCux0FKTdD8ErN1ns++P1K2LLx+m7dXI1u0/6sgoo0qiBlFZroS8NZ1xz4v1HVnVE XYSwJEESWJGmCKNVFz9Snwv5UcST1KeA8NMyYrzei8ty/IFyppN2FYBAAA= To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Florian Fainelli , Broadcom internal kernel review list , Ray Jui , Scott Branden Cc: devicetree@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Shuah Khan , Alexander Aring , Eric Anholt , Karan Sanghavi X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1730133864; l=4072; i=karansanghvi98@gmail.com; s=20241017; h=from:subject:message-id; bh=VYXYBYtZZtmYHYEH++bEHUARDCjOd5EUg4f7Zg6dWOE=; b=SxiVf23KimpjOkVKsF4/k3vHDNwyubJt+SdtqEl7+QYLfn+WnZ0z2mrcRUCInTQ/sC8RBJm50 fs/4Yjc4BBWCgAMHKe+CjF7l09yo6bUvg0LyIpivuqZfq1Xbmumrsu8 X-Developer-Key: i=karansanghvi98@gmail.com; a=ed25519; pk=UAcbefT1C06npNVDJHdgpPqTm4WE9IhaA1fmJb3A37Y= Convert the raspberrypi,bcm2835-power binding to Dt schema Signed-off-by: Karan Sanghavi --- Changes in v4: - Corrected misindentations and random differences. - Link to v3: https://lore.kernel.org/r/20241026-raspberrypi-bcm2835-power-v3-1-6621e075d33f@gmail.com Changes in v3: - Applied changes as per the feedback received for title and description - Removed power label and renamed node to power-controller - Moved the file from bindings/soc/bcm to bindings/power - Link to v2: https://lore.kernel.org/r/20241022-raspberrypi-bcm2835-power-v2-1-1a4a8a8a5737@gmail.com Changes in v2: - Added original file maintainers - Removed unnecessary headers from example and formating from description - Link to v1: https://lore.kernel.org/r/20241019-raspberrypi-bcm2835-power-v1-1-75e924dc3745@gmail.com --- .../bindings/power/raspberrypi,bcm2835-power.yaml | 42 +++++++++++++++++++ .../bindings/soc/bcm/raspberrypi,bcm2835-power.txt | 47 ---------------------- 2 files changed, 42 insertions(+), 47 deletions(-) diff --git a/Documentation/devicetree/bindings/power/raspberrypi,bcm2835-power.yaml b/Documentation/devicetree/bindings/power/raspberrypi,bcm2835-power.yaml new file mode 100644 index 000000000000..259e1d9b3fab --- /dev/null +++ b/Documentation/devicetree/bindings/power/raspberrypi,bcm2835-power.yaml @@ -0,0 +1,42 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/power/raspberrypi,bcm2835-power.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Broadcom BCM2835 power domain + +maintainers: + - Alexander Aring + - Eric Anholt + +description: + The Raspberry Pi power domain manages power for various subsystems + in the Raspberry Pi BCM2835 SoC. + +properties: + compatible: + enum: + - raspberrypi,bcm2835-power + + firmware: + $ref: /schemas/types.yaml#/definitions/phandle + description: Reference to the RPi firmware device node + + "#power-domain-cells": + const: 1 + +required: + - compatible + - firmware + - "#power-domain-cells" + +unevaluatedProperties: false + +examples: + - | + power-controller { + compatible = "raspberrypi,bcm2835-power"; + firmware = <&firmware>; + #power-domain-cells = <1>; + }; diff --git a/Documentation/devicetree/bindings/soc/bcm/raspberrypi,bcm2835-power.txt b/Documentation/devicetree/bindings/soc/bcm/raspberrypi,bcm2835-power.txt deleted file mode 100644 index 30942cf7992b..000000000000 --- a/Documentation/devicetree/bindings/soc/bcm/raspberrypi,bcm2835-power.txt +++ /dev/null @@ -1,47 +0,0 @@ -Raspberry Pi power domain driver - -Required properties: - -- compatible: Should be "raspberrypi,bcm2835-power". -- firmware: Reference to the RPi firmware device node. -- #power-domain-cells: Should be <1>, we providing multiple power domains. - -The valid defines for power domain are: - - RPI_POWER_DOMAIN_I2C0 - RPI_POWER_DOMAIN_I2C1 - RPI_POWER_DOMAIN_I2C2 - RPI_POWER_DOMAIN_VIDEO_SCALER - RPI_POWER_DOMAIN_VPU1 - RPI_POWER_DOMAIN_HDMI - RPI_POWER_DOMAIN_USB - RPI_POWER_DOMAIN_VEC - RPI_POWER_DOMAIN_JPEG - RPI_POWER_DOMAIN_H264 - RPI_POWER_DOMAIN_V3D - RPI_POWER_DOMAIN_ISP - RPI_POWER_DOMAIN_UNICAM0 - RPI_POWER_DOMAIN_UNICAM1 - RPI_POWER_DOMAIN_CCP2RX - RPI_POWER_DOMAIN_CSI2 - RPI_POWER_DOMAIN_CPI - RPI_POWER_DOMAIN_DSI0 - RPI_POWER_DOMAIN_DSI1 - RPI_POWER_DOMAIN_TRANSPOSER - RPI_POWER_DOMAIN_CCP2TX - RPI_POWER_DOMAIN_CDP - RPI_POWER_DOMAIN_ARM - -Example: - -power: power { - compatible = "raspberrypi,bcm2835-power"; - firmware = <&firmware>; - #power-domain-cells = <1>; -}; - -Example for using power domain: - -&usb { - power-domains = <&power RPI_POWER_DOMAIN_USB>; -}; --- base-commit: 8e929cb546ee42c9a61d24fae60605e9e3192354 change-id: 20241019-raspberrypi-bcm2835-power-5a4231be8959 Best regards, -- Karan Sanghavi