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52 lines
1.1 KiB
52 lines
1.1 KiB
From 5734c6669fba7ddb5ef491ccff7159d15dba0b59 Mon Sep 17 00:00:00 2001
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From: Bernhard Frauendienst <kernel@nospam.obeliks.de>
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Date: Wed, 5 Sep 2018 01:32:51 +0200
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Subject: [PATCH 496/497] dt-bindings: add bindings for mtd-concat devices
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Document virtual mtd-concat device bindings.
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Signed-off-by: Bernhard Frauendienst <kernel@nospam.obeliks.de>
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---
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.../devicetree/bindings/mtd/mtd-concat.txt | 36 +++++++++++++++++++
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1 file changed, 36 insertions(+)
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create mode 100644 Documentation/devicetree/bindings/mtd/mtd-concat.txt
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--- /dev/null
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+++ b/Documentation/devicetree/bindings/mtd/mtd-concat.txt
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@@ -0,0 +1,36 @@
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+Virtual MTD concat device
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+
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+Requires properties:
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+- devices: list of phandles to mtd nodes that should be concatenated
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+
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+Example:
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+
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+&spi {
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+ flash0: flash@0 {
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+ ...
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+ };
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+ flash1: flash@1 {
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+ ...
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+ };
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+};
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+
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+flash {
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+ compatible = "mtd-concat";
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+
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+ devices = <&flash0 &flash1>;
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+
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+ partitions {
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+ compatible = "fixed-partitions";
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+
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+ partition@0 {
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+ label = "boot";
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+ reg = <0x0000000 0x0040000>;
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+ read-only;
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+ };
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+
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+ partition@40000 {
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+ label = "firmware";
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+ reg = <0x0040000 0x1fc0000>;
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+ };
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+ }
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+}
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