target/linux/brcm2708/patches-4.4/0567-BCM270X_DT-Add-pi3-disable-wifi-overlay.patch

   1 From 2abc666d62828bbc2889f31ebfb3754a55a51fb9 Mon Sep 17 00:00:00 2001
   2 From: Phil Elwell <phil@raspberrypi.org>
   3 Date: Wed, 11 Jan 2017 13:01:21 +0000
   4 Subject: [PATCH] BCM270X_DT: Add pi3-disable-wifi overlay
   5
   6 pi3-disable-wifi is a minimal overlay to disable the onboard WiFi.
   7
   8 Signed-off-by: Phil Elwell <phil@raspberrypi.org>
   9 ---
  10  arch/arm/boot/dts/overlays/Makefile                     |  1 +
  11  arch/arm/boot/dts/overlays/README                       |  6 ++++++
  12  arch/arm/boot/dts/overlays/pi3-disable-wifi-overlay.dts | 13 +++++++++++++
  13  3 files changed, 20 insertions(+)
  14  create mode 100644 arch/arm/boot/dts/overlays/pi3-disable-wifi-overlay.dts
  15
  16 --- a/arch/arm/boot/dts/overlays/Makefile
  17 +++ b/arch/arm/boot/dts/overlays/Makefile
  18 @@ -61,6 +61,7 @@ dtbo-$(RPI_DT_OVERLAYS) += mmc.dtbo
  19  dtbo-$(RPI_DT_OVERLAYS) += mz61581.dtbo
  20  dtbo-$(RPI_DT_OVERLAYS) += pi3-act-led.dtbo
  21  dtbo-$(RPI_DT_OVERLAYS) += pi3-disable-bt.dtbo
  22 +dtbo-$(RPI_DT_OVERLAYS) += pi3-disable-wifi.dtbo
  23  dtbo-$(RPI_DT_OVERLAYS) += pi3-miniuart-bt.dtbo
  24  dtbo-$(RPI_DT_OVERLAYS) += piscreen.dtbo
  25  dtbo-$(RPI_DT_OVERLAYS) += piscreen2r.dtbo
  26 --- a/arch/arm/boot/dts/overlays/README
  27 +++ b/arch/arm/boot/dts/overlays/README
  28 @@ -793,6 +793,12 @@ Load:   dtoverlay=pi3-disable-bt
  29  Params: <None>
  30
  31
  32 +Name:   pi3-disable-wifi
  33 +Info:   Disable Pi3 onboard WiFi
  34 +Load:   dtoverlay=pi3-disable-wifi
  35 +Params: <None>
  36 +
  37 +
  38  Name:   pi3-miniuart-bt
  39  Info:   Switch Pi3 Bluetooth function to use the mini-UART (ttyS0) and restore
  40          UART0/ttyAMA0 over GPIOs 14 & 15. Note that this may reduce the maximum
  41 --- /dev/null
  42 +++ b/arch/arm/boot/dts/overlays/pi3-disable-wifi-overlay.dts
  43 @@ -0,0 +1,13 @@
  44 +/dts-v1/;
  45 +/plugin/;
  46 +
  47 +/{
  48 +       compatible = "brcm,bcm2708";
  49 +
  50 +       fragment@0 {
  51 +               target = <&mmc>;
  52 +               __overlay__ {
  53 +                       status = "disabled";
  54 +               };
  55 +       };
  56 +};