From: "Rafał Miłecki" <zajec5@gmail.com> To: Miquel Raynal <miquel.raynal@bootlin.com>, Richard Weinberger <richard@nod.at>, Vignesh Raghavendra <vigneshr@ti.com>, Rob Herring <robh+dt@kernel.org> Cc: "Boris Brezillon" <bbrezillon@kernel.org>, linux-mtd@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, "Rafał Miłecki" <rafal@milecki.pl> Subject: [PATCH 2/3] dt-bindings: mtd: add binding from BCM4908 partitions Date: Fri, 15 Jan 2021 16:39:00 +0100 [thread overview] Message-ID: <20210115153901.31052-2-zajec5@gmail.com> (raw) In-Reply-To: <20210115153901.31052-1-zajec5@gmail.com> From: Rafał Miłecki <rafal@milecki.pl> BCM4908 uses fixed partitions layout but function of some partitions may vary. Some devices use multiple firmware partitions and those should be marked to let system discover their purpose. Signed-off-by: Rafał Miłecki <rafal@milecki.pl> --- .../partitions/brcm,bcm4908-partitions.yaml | 68 +++++++++++++++++++ 1 file changed, 68 insertions(+) create mode 100644 Documentation/devicetree/bindings/mtd/partitions/brcm,bcm4908-partitions.yaml diff --git a/Documentation/devicetree/bindings/mtd/partitions/brcm,bcm4908-partitions.yaml b/Documentation/devicetree/bindings/mtd/partitions/brcm,bcm4908-partitions.yaml new file mode 100644 index 000000000000..4090b61a3da7 --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/partitions/brcm,bcm4908-partitions.yaml @@ -0,0 +1,68 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mtd/partitions/brcm,bcm4908-partitions.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Broadcom BCM4908 partitioning + +description: | + Broadcom BCM4908 CFE bootloader supports two firmware partitions. One is used + for regular booting, the other is treated as fallback. + + This binding allows defining all fixed partitions and marking those containing + firmware. System can use that information e.g. for booting or flashing + purposes. + +maintainers: + - Rafał Miłecki <rafal@milecki.pl> + +properties: + compatible: + const: brcm,bcm4908-partitions + + "#address-cells": true + + "#size-cells": true + +patternProperties: + "@[0-9a-f]+$": + allOf: + - $ref: "partition.yaml#" + - properties: + compatible: + const: brcm,bcm4908-firmware + +required: + - "#address-cells" + - "#size-cells" + +additionalProperties: false + +examples: + - | + partitions { + compatible = "brcm,bcm4908-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + label = "cferom"; + reg = <0x0 0x100000>; + }; + + partition@100000 { + compatible = "brcm,bcm4908-firmware"; + reg = <0x100000 0xf00000>; + }; + + partition@1000000 { + compatible = "brcm,bcm4908-firmware"; + reg = <0x1000000 0xf00000>; + }; + + partition@1f00000 { + label = "calibration"; + reg = <0x1f00000 0x100000>; + }; + }; -- 2.26.2
WARNING: multiple messages have this Message-ID (diff)
From: "Rafał Miłecki" <zajec5@gmail.com> To: Miquel Raynal <miquel.raynal@bootlin.com>, Richard Weinberger <richard@nod.at>, Vignesh Raghavendra <vigneshr@ti.com>, Rob Herring <robh+dt@kernel.org> Cc: "Rafał Miłecki" <rafal@milecki.pl>, devicetree@vger.kernel.org, linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org, "Boris Brezillon" <bbrezillon@kernel.org> Subject: [PATCH 2/3] dt-bindings: mtd: add binding from BCM4908 partitions Date: Fri, 15 Jan 2021 16:39:00 +0100 [thread overview] Message-ID: <20210115153901.31052-2-zajec5@gmail.com> (raw) In-Reply-To: <20210115153901.31052-1-zajec5@gmail.com> From: Rafał Miłecki <rafal@milecki.pl> BCM4908 uses fixed partitions layout but function of some partitions may vary. Some devices use multiple firmware partitions and those should be marked to let system discover their purpose. Signed-off-by: Rafał Miłecki <rafal@milecki.pl> --- .../partitions/brcm,bcm4908-partitions.yaml | 68 +++++++++++++++++++ 1 file changed, 68 insertions(+) create mode 100644 Documentation/devicetree/bindings/mtd/partitions/brcm,bcm4908-partitions.yaml diff --git a/Documentation/devicetree/bindings/mtd/partitions/brcm,bcm4908-partitions.yaml b/Documentation/devicetree/bindings/mtd/partitions/brcm,bcm4908-partitions.yaml new file mode 100644 index 000000000000..4090b61a3da7 --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/partitions/brcm,bcm4908-partitions.yaml @@ -0,0 +1,68 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mtd/partitions/brcm,bcm4908-partitions.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Broadcom BCM4908 partitioning + +description: | + Broadcom BCM4908 CFE bootloader supports two firmware partitions. One is used + for regular booting, the other is treated as fallback. + + This binding allows defining all fixed partitions and marking those containing + firmware. System can use that information e.g. for booting or flashing + purposes. + +maintainers: + - Rafał Miłecki <rafal@milecki.pl> + +properties: + compatible: + const: brcm,bcm4908-partitions + + "#address-cells": true + + "#size-cells": true + +patternProperties: + "@[0-9a-f]+$": + allOf: + - $ref: "partition.yaml#" + - properties: + compatible: + const: brcm,bcm4908-firmware + +required: + - "#address-cells" + - "#size-cells" + +additionalProperties: false + +examples: + - | + partitions { + compatible = "brcm,bcm4908-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + label = "cferom"; + reg = <0x0 0x100000>; + }; + + partition@100000 { + compatible = "brcm,bcm4908-firmware"; + reg = <0x100000 0xf00000>; + }; + + partition@1000000 { + compatible = "brcm,bcm4908-firmware"; + reg = <0x1000000 0xf00000>; + }; + + partition@1f00000 { + label = "calibration"; + reg = <0x1f00000 0x100000>; + }; + }; -- 2.26.2 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/
next prev parent reply other threads:[~2021-01-15 15:40 UTC|newest] Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-01-15 15:38 [PATCH 1/3] dt-bindings: mtd: move partition binding to its own file Rafał Miłecki 2021-01-15 15:38 ` Rafał Miłecki 2021-01-15 15:39 ` Rafał Miłecki [this message] 2021-01-15 15:39 ` [PATCH 2/3] dt-bindings: mtd: add binding from BCM4908 partitions Rafał Miłecki 2021-01-25 22:42 ` Rob Herring 2021-01-25 22:42 ` Rob Herring 2021-01-15 15:39 ` [PATCH 3/3] mtd: parsers: ofpart: support BCM4908 fixed partitions Rafał Miłecki 2021-01-15 15:39 ` Rafał Miłecki 2021-01-19 15:51 ` Miquel Raynal 2021-01-19 15:51 ` Miquel Raynal 2021-01-22 21:37 ` Richard Weinberger 2021-01-22 21:37 ` Richard Weinberger 2021-01-25 22:23 ` [PATCH 1/3] dt-bindings: mtd: move partition binding to its own file Rob Herring 2021-01-25 22:23 ` Rob Herring
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