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-rw-r--r--target/linux/bcm27xx/patches-5.4/950-0624-overlays-Add-overlay_map.patch101
1 files changed, 101 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0624-overlays-Add-overlay_map.patch b/target/linux/bcm27xx/patches-5.4/950-0624-overlays-Add-overlay_map.patch
new file mode 100644
index 0000000000..20f548328c
--- /dev/null
+++ b/target/linux/bcm27xx/patches-5.4/950-0624-overlays-Add-overlay_map.patch
@@ -0,0 +1,101 @@
+From b9b7a84463d95fd912406e377a58af8b1fb81d21 Mon Sep 17 00:00:00 2001
+From: Phil Elwell <phil@raspberrypi.com>
+Date: Wed, 1 Apr 2020 15:09:42 +0100
+Subject: [PATCH] overlays: Add overlay_map
+
+The overlay map permits platform-specific overlays, with deprecation
+and renaming.
+
+See: https://github.com/raspberrypi/linux/issues/3520
+
+Signed-off-by: Phil Elwell <phil@raspberrypi.com>
+---
+ arch/arm/boot/dts/overlays/Makefile | 2 +
+ arch/arm/boot/dts/overlays/overlay_map.dts | 71 ++++++++++++++++++++++
+ 2 files changed, 73 insertions(+)
+ create mode 100644 arch/arm/boot/dts/overlays/overlay_map.dts
+
+--- a/arch/arm/boot/dts/overlays/Makefile
++++ b/arch/arm/boot/dts/overlays/Makefile
+@@ -1,5 +1,7 @@
+ # Overlays for the Raspberry Pi platform
+
++dtb-$(CONFIG_ARCH_BCM2835) += overlay_map.dtb
++
+ dtbo-$(CONFIG_ARCH_BCM2835) += \
+ act-led.dtbo \
+ adau1977-adc.dtbo \
+--- /dev/null
++++ b/arch/arm/boot/dts/overlays/overlay_map.dts
+@@ -0,0 +1,71 @@
++/dts-v1/;
++
++/ {
++ i2c3 {
++ bcm2711;
++ };
++
++ i2c4 {
++ bcm2711;
++ };
++
++ i2c5 {
++ bcm2711;
++ };
++
++ i2c6 {
++ bcm2711;
++ };
++
++ rpivid-v4l2 {
++ bcm2711;
++ };
++
++ spi3-1cs {
++ bcm2711;
++ };
++
++ spi3-2cs {
++ bcm2711;
++ };
++
++ spi4-1cs {
++ bcm2711;
++ };
++
++ spi4-2cs {
++ bcm2711;
++ };
++
++ spi5-1cs {
++ bcm2711;
++ };
++
++ spi5-2cs {
++ bcm2711;
++ };
++
++ spi6-1cs {
++ bcm2711;
++ };
++
++ spi6-2cs {
++ bcm2711;
++ };
++
++ uart2 {
++ bcm2711;
++ };
++
++ uart3 {
++ bcm2711;
++ };
++
++ uart4 {
++ bcm2711;
++ };
++
++ uart5 {
++ bcm2711;
++ };
++};