target/linux/bcm27xx/patches-5.10/950-0437-overlays-add-spi-override-to-merus-amp-overlay.patch

   1 From e4ba525d61b49bd7355356ccc5eb76026f986c0a Mon Sep 17 00:00:00 2001
   2 From: Aaron Shaw <shawaj@gmail.com>
   3 Date: Sat, 26 Dec 2020 03:13:14 +0000
   4 Subject: [PATCH] overlays: add spi override to merus-amp overlay
   5
   6 adds an override to the merus-amp overlay to turn the spi bus off
   7
   8 Change-type: patch
   9 Signed-off-by: Aaron Shaw <shawaj@gmail.com>
  10 ---
  11  arch/arm/boot/dts/overlays/README                |  4 ++--
  12  arch/arm/boot/dts/overlays/merus-amp-overlay.dts | 10 ++++++++++
  13  2 files changed, 12 insertions(+), 2 deletions(-)
  14
  15 --- a/arch/arm/boot/dts/overlays/README
  16 +++ b/arch/arm/boot/dts/overlays/README
  17 @@ -1914,8 +1914,8 @@ Params: speed                   Display
  18
  19  Name:   merus-amp
  20  Info:   Configures the merus-amp audio card
  21 -Load:   dtoverlay=merus-amp
  22 -Params: <None>
  23 +Load:   dtoverlay=merus-amp,<param>=<val>
  24 +Params: spioff                  Turn SPI bus off
  25
  26
  27  Name:   midi-uart0
  28 --- a/arch/arm/boot/dts/overlays/merus-amp-overlay.dts
  29 +++ b/arch/arm/boot/dts/overlays/merus-amp-overlay.dts
  30 @@ -57,4 +57,14 @@
  31                         status = "okay";
  32                 };
  33         };
  34 +
  35 +       fragment@4 {
  36 +               target = <&spi0>;
  37 +               frag4: __overlay__ {
  38 +               };
  39 +       };
  40 +
  41 +       __overrides__ {
  42 +               spioff = <&frag4>, "status=disabled";
  43 +       };
  44  };