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

From 2abc666d62828bbc2889f31ebfb3754a55a51fb9 Mon Sep 17 00:00:00 2001
From: Phil Elwell <phil@raspberrypi.org>
Date: Wed, 11 Jan 2017 13:01:21 +0000
Subject: [PATCH] BCM270X_DT: Add pi3-disable-wifi overlay

pi3-disable-wifi is a minimal overlay to disable the onboard WiFi.

Signed-off-by: Phil Elwell <phil@raspberrypi.org>
---
 arch/arm/boot/dts/overlays/Makefile                     |  1 +
 arch/arm/boot/dts/overlays/README                       |  6 ++++++
 arch/arm/boot/dts/overlays/pi3-disable-wifi-overlay.dts | 13 +++++++++++++
 3 files changed, 20 insertions(+)
 create mode 100644 arch/arm/boot/dts/overlays/pi3-disable-wifi-overlay.dts

--- a/arch/arm/boot/dts/overlays/Makefile
+++ b/arch/arm/boot/dts/overlays/Makefile
@@ -61,6 +61,7 @@ dtbo-$(RPI_DT_OVERLAYS) += mmc.dtbo
 dtbo-$(RPI_DT_OVERLAYS) += mz61581.dtbo
 dtbo-$(RPI_DT_OVERLAYS) += pi3-act-led.dtbo
 dtbo-$(RPI_DT_OVERLAYS) += pi3-disable-bt.dtbo
+dtbo-$(RPI_DT_OVERLAYS) += pi3-disable-wifi.dtbo
 dtbo-$(RPI_DT_OVERLAYS) += pi3-miniuart-bt.dtbo
 dtbo-$(RPI_DT_OVERLAYS) += piscreen.dtbo
 dtbo-$(RPI_DT_OVERLAYS) += piscreen2r.dtbo
--- a/arch/arm/boot/dts/overlays/README
+++ b/arch/arm/boot/dts/overlays/README
@@ -793,6 +793,12 @@ Load:   dtoverlay=pi3-disable-bt
 Params: <None>
 
 
+Name:   pi3-disable-wifi
+Info:   Disable Pi3 onboard WiFi
+Load:   dtoverlay=pi3-disable-wifi
+Params: <None>
+
+
 Name:   pi3-miniuart-bt
 Info:   Switch Pi3 Bluetooth function to use the mini-UART (ttyS0) and restore
         UART0/ttyAMA0 over GPIOs 14 & 15. Note that this may reduce the maximum
--- /dev/null
+++ b/arch/arm/boot/dts/overlays/pi3-disable-wifi-overlay.dts
@@ -0,0 +1,13 @@
+/dts-v1/;
+/plugin/;
+
+/{
+	compatible = "brcm,bcm2708";
+
+	fragment@0 {
+		target = <&mmc>;
+		__overlay__ {
+			status = "disabled";
+		};
+	};
+};