diff options
Diffstat (limited to 'target/linux/generic/backport-5.15/407-v5.13-0001-dt-bindings-mtd-add-binding-for-Linksys-Northstar-pa.patch')
| -rw-r--r-- | target/linux/generic/backport-5.15/407-v5.13-0001-dt-bindings-mtd-add-binding-for-Linksys-Northstar-pa.patch | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/target/linux/generic/backport-5.15/407-v5.13-0001-dt-bindings-mtd-add-binding-for-Linksys-Northstar-pa.patch b/target/linux/generic/backport-5.15/407-v5.13-0001-dt-bindings-mtd-add-binding-for-Linksys-Northstar-pa.patch new file mode 100644 index 0000000000..35a4afd67b --- /dev/null +++ b/target/linux/generic/backport-5.15/407-v5.13-0001-dt-bindings-mtd-add-binding-for-Linksys-Northstar-pa.patch @@ -0,0 +1,98 @@ +From 2fa7294175c76e1ec568aa75c1891fd908728c8d Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl> +Date: Fri, 12 Mar 2021 14:49:18 +0100 +Subject: [PATCH] dt-bindings: mtd: add binding for Linksys Northstar + partitions +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Linksys on Broadcom Northstar devices uses fixed flash layout with +multiple firmware partitions. + +Signed-off-by: Rafał Miłecki <rafal@milecki.pl> +Reviewed-by: Rob Herring <robh@kernel.org> +Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> +Link: https://lore.kernel.org/linux-mtd/20210312134919.7767-1-zajec5@gmail.com +--- + .../mtd/partitions/linksys,ns-partitions.yaml | 74 +++++++++++++++++++ + 1 file changed, 74 insertions(+) + create mode 100644 Documentation/devicetree/bindings/mtd/partitions/linksys,ns-partitions.yaml + +--- /dev/null ++++ b/Documentation/devicetree/bindings/mtd/partitions/linksys,ns-partitions.yaml +@@ -0,0 +1,74 @@ ++# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause ++%YAML 1.2 ++--- ++$id: http://devicetree.org/schemas/mtd/partitions/linksys,ns-partitions.yaml# ++$schema: http://devicetree.org/meta-schemas/core.yaml# ++ ++title: Linksys Northstar partitioning ++ ++description: | ++ Linksys devices based on Broadcom Northstar architecture often use 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: linksys,ns-partitions ++ ++ "#address-cells": ++ enum: [ 1, 2 ] ++ ++ "#size-cells": ++ enum: [ 1, 2 ] ++ ++patternProperties: ++ "^partition@[0-9a-f]+$": ++ $ref: "partition.yaml#" ++ properties: ++ compatible: ++ items: ++ - const: linksys,ns-firmware ++ - const: brcm,trx ++ unevaluatedProperties: false ++ ++required: ++ - "#address-cells" ++ - "#size-cells" ++ ++additionalProperties: false ++ ++examples: ++ - | ++ partitions { ++ compatible = "linksys,ns-partitions"; ++ #address-cells = <1>; ++ #size-cells = <1>; ++ ++ partition@0 { ++ label = "boot"; ++ reg = <0x0 0x100000>; ++ read-only; ++ }; ++ ++ partition@100000 { ++ label = "nvram"; ++ reg = <0x100000 0x100000>; ++ }; ++ ++ partition@200000 { ++ compatible = "linksys,ns-firmware", "brcm,trx"; ++ reg = <0x200000 0xf00000>; ++ }; ++ ++ partition@1100000 { ++ compatible = "linksys,ns-firmware", "brcm,trx"; ++ reg = <0x1100000 0xf00000>; ++ }; ++ }; |