target/linux/ipq806x/patches-5.15/099-2-Documentation-devicetree-mtd-qcom_nandc-document-qco.patch

   1 From 6fb003a7a117f97a35b078ba726c84adeae29c4c Mon Sep 17 00:00:00 2001
   2 From: Ansuel Smith <ansuelsmth@gmail.com>
   3 Date: Wed, 10 Feb 2021 10:54:19 +0100
   4 Subject: [PATCH 2/2] Documentation: devicetree: mtd: qcom_nandc: document
   5  qcom,boot_layout_size binding
   6
   7 Document new qcom,boot_layout_size binding used to apply special
   8 read/write confituation to boots partitions.
   9
  10 Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com>
  11 ---
  12  Documentation/devicetree/bindings/mtd/qcom,nandc.yaml | 11 +++++++++++
  13  1 file changed, 11 insertions(+)
  14
  15 --- a/Documentation/devicetree/bindings/mtd/qcom,nandc.yaml
  16 +++ b/Documentation/devicetree/bindings/mtd/qcom,nandc.yaml
  17 @@ -78,6 +78,14 @@ allOf:
  18              Must contain the ADM data type CRCI block instance number
  19              specified for the NAND controller on the given platform
  20
  21 +        qcom,boot_pages_size:
  22 +          description:
  23 +            Should contain the size of the total boot partitions
  24 +            where the boot layout read/write specific configuration
  25 +            should be used. The boot layout is considered from the
  26 +            start of the nand to the value set in this binding.
  27 +            Only used in combination with 'nand-is-boot-medium'.
  28 +
  29    - if:
  30        properties:
  31          compatible:
  32 @@ -135,6 +143,9 @@ examples:
  33          nand-ecc-strength = <4>;
  34          nand-bus-width = <8>;
  35
  36 +        nand-is-boot-medium;
  37 +        qcom,boot_pages_size: <0x58a0000>;
  38 +
  39          partitions {
  40            compatible = "fixed-partitions";
  41            #address-cells = <1>;