diff --git a/target/linux/generic/backport-5.10/402-v5.12-0001-dt-bindings-mtd-move-partition-binding-to-its-own-fi.patch b/target/linux/generic/backport-5.10/402-v5.12-0001-dt-bindings-mtd-move-partition-binding-to-its-own-fi.patch new file mode 100644 index 00000000000..f3b1179ecd8 --- /dev/null +++ b/target/linux/generic/backport-5.10/402-v5.12-0001-dt-bindings-mtd-move-partition-binding-to-its-own-fi.patch @@ -0,0 +1,115 @@ +From 6418522022c706fd867b00b2571edba48b8fa8c7 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= +Date: Thu, 11 Feb 2021 23:04:25 +0100 +Subject: [PATCH] dt-bindings: mtd: move partition binding to its own file +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Single partition binding is quite common and may be: +1. Used by multiple parsers +2. Extended for more specific cases + +Move it to separated file to avoid code duplication. + +Signed-off-by: Rafał Miłecki +Reviewed-by: Rob Herring +Signed-off-by: Richard Weinberger +--- + .../mtd/partitions/fixed-partitions.yaml | 33 +------------ + .../bindings/mtd/partitions/partition.yaml | 47 +++++++++++++++++++ + 2 files changed, 48 insertions(+), 32 deletions(-) + create mode 100644 Documentation/devicetree/bindings/mtd/partitions/partition.yaml + +--- a/Documentation/devicetree/bindings/mtd/partitions/fixed-partitions.yaml ++++ b/Documentation/devicetree/bindings/mtd/partitions/fixed-partitions.yaml +@@ -27,38 +27,7 @@ properties: + + patternProperties: + "@[0-9a-f]+$": +- description: node describing a single flash partition +- type: object +- +- properties: +- reg: +- description: partition's offset and size within the flash +- maxItems: 1 +- +- label: +- description: The label / name for this partition. If omitted, the label +- is taken from the node name (excluding the unit address). +- +- read-only: +- description: This parameter, if present, is a hint that this partition +- should only be mounted read-only. This is usually used for flash +- partitions containing early-boot firmware images or data which should +- not be clobbered. +- type: boolean +- +- lock: +- description: Do not unlock the partition at initialization time (not +- supported on all devices) +- type: boolean +- +- slc-mode: +- description: This parameter, if present, allows one to emulate SLC mode +- on a partition attached to an MLC NAND thus making this partition +- immune to paired-pages corruptions +- type: boolean +- +- required: +- - reg ++ $ref: "partition.yaml#" + + required: + - "#address-cells" +--- /dev/null ++++ b/Documentation/devicetree/bindings/mtd/partitions/partition.yaml +@@ -0,0 +1,47 @@ ++# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause ++%YAML 1.2 ++--- ++$id: http://devicetree.org/schemas/mtd/partitions/partition.yaml# ++$schema: http://devicetree.org/meta-schemas/core.yaml# ++ ++title: Partition ++ ++description: | ++ This binding describes a single flash partition. Each partition must have its ++ relative offset and size specified. Depending on partition function extra ++ properties can be used. ++ ++maintainers: ++ - Rafał Miłecki ++ ++properties: ++ reg: ++ description: partition's offset and size within the flash ++ maxItems: 1 ++ ++ label: ++ description: The label / name for this partition. If omitted, the label ++ is taken from the node name (excluding the unit address). ++ ++ read-only: ++ description: This parameter, if present, is a hint that this partition ++ should only be mounted read-only. This is usually used for flash ++ partitions containing early-boot firmware images or data which should ++ not be clobbered. ++ type: boolean ++ ++ lock: ++ description: Do not unlock the partition at initialization time (not ++ supported on all devices) ++ type: boolean ++ ++ slc-mode: ++ description: This parameter, if present, allows one to emulate SLC mode ++ on a partition attached to an MLC NAND thus making this partition ++ immune to paired-pages corruptions ++ type: boolean ++ ++required: ++ - reg ++ ++additionalProperties: true diff --git a/target/linux/generic/backport-5.10/402-v5.12-0002-dt-bindings-mtd-add-binding-for-BCM4908-partitions.patch b/target/linux/generic/backport-5.10/402-v5.12-0002-dt-bindings-mtd-add-binding-for-BCM4908-partitions.patch new file mode 100644 index 00000000000..8576c7d78d2 --- /dev/null +++ b/target/linux/generic/backport-5.10/402-v5.12-0002-dt-bindings-mtd-add-binding-for-BCM4908-partitions.patch @@ -0,0 +1,92 @@ +From 6e9dff6fe3fbc452f16566e4a7e293b0decefdba Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= +Date: Thu, 11 Feb 2021 23:04:26 +0100 +Subject: [PATCH] dt-bindings: mtd: add binding for BCM4908 partitions +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +BCM4908 uses fixed partitions layout but function of some partitions may +vary. Some devices use multiple firmware partitions and those partitions +should be marked to let system discover their purpose. + +Signed-off-by: Rafał Miłecki +Signed-off-by: Richard Weinberger +--- + .../partitions/brcm,bcm4908-partitions.yaml | 70 +++++++++++++++++++ + 1 file changed, 70 insertions(+) + create mode 100644 Documentation/devicetree/bindings/mtd/partitions/brcm,bcm4908-partitions.yaml + +--- /dev/null ++++ b/Documentation/devicetree/bindings/mtd/partitions/brcm,bcm4908-partitions.yaml +@@ -0,0 +1,70 @@ ++# 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# ++$schema: http://devicetree.org/meta-schemas/core.yaml# ++ ++title: Broadcom BCM4908 partitioning ++ ++description: | ++ Broadcom BCM4908 CFE bootloader supports two firmware partitions. One is used ++ for regular booting, the other is treated as fallback. ++ ++ This binding allows defining all fixed partitions and marking those containing ++ firmware. System can use that information e.g. for booting or flashing ++ purposes. ++ ++maintainers: ++ - Rafał Miłecki ++ ++properties: ++ compatible: ++ const: brcm,bcm4908-partitions ++ ++ "#address-cells": ++ enum: [ 1, 2 ] ++ ++ "#size-cells": ++ enum: [ 1, 2 ] ++ ++patternProperties: ++ "^partition@[0-9a-f]+$": ++ $ref: "partition.yaml#" ++ properties: ++ compatible: ++ const: brcm,bcm4908-firmware ++ unevaluatedProperties: false ++ ++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>; ++ }; ++ };