Raspberry Pi: add device tree overlay support

Raspberry Pi has numerous HAT and other HW expansion options such as screens and
cameras some of which need overlays from the beginning so it makes sense to
enable evice tree overlays.

Signed-off-by: Peter Robinson <pbrobinson@gmail.com>

diff --git a/configs/rpi_2_defconfig b/configs/rpi_2_defconfig
index f8b3ed49a990102906622ef331ef28db5064122c..be3e5e7e7d70beaeb51dabc8ee403a354a8f7e95 100644 (file)
--- a/configs/rpi_2_defconfig
+++ b/configs/rpi_2_defconfig
@@ -25,3 +25,5 @@ CONFIG_DM_VIDEO=y
 CONFIG_SYS_WHITE_ON_BLACK=y
 CONFIG_CONSOLE_SCROLL_LINES=10
 CONFIG_PHYS_TO_BUS=y
+CONFIG_OF_LIBFDT=y
+CONFIG_OF_LIBFDT_OVERLAY=y

diff --git a/configs/rpi_3_32b_defconfig b/configs/rpi_3_32b_defconfig
index 490af818b6d870673f80c2e5273fd5fc63e65eee..f0c9f4979929f4fd927517bd9d6528c8272cbecb 100644 (file)
--- a/configs/rpi_3_32b_defconfig
+++ b/configs/rpi_3_32b_defconfig
@@ -27,3 +27,5 @@ CONFIG_DM_VIDEO=y
 CONFIG_SYS_WHITE_ON_BLACK=y
 CONFIG_CONSOLE_SCROLL_LINES=10
 CONFIG_PHYS_TO_BUS=y
+CONFIG_OF_LIBFDT=y
+CONFIG_OF_LIBFDT_OVERLAY=y

diff --git a/configs/rpi_3_defconfig b/configs/rpi_3_defconfig
index 4c0eb049b214fcd145741e23826f654b9f394009..9709d53a0ac5cb7542d33281d4fd0ab5ee11047d 100644 (file)
--- a/configs/rpi_3_defconfig
+++ b/configs/rpi_3_defconfig
@@ -27,3 +27,5 @@ CONFIG_DM_VIDEO=y
 CONFIG_SYS_WHITE_ON_BLACK=y
 CONFIG_CONSOLE_SCROLL_LINES=10
 CONFIG_PHYS_TO_BUS=y
+CONFIG_OF_LIBFDT=y
+CONFIG_OF_LIBFDT_OVERLAY=y

diff --git a/configs/rpi_defconfig b/configs/rpi_defconfig
index 1b954fe2b76da2bf7c329df365c5452d21bc81f1..4aa2d3eaf7843707570d99ac8cef50c06a831254 100644 (file)
--- a/configs/rpi_defconfig
+++ b/configs/rpi_defconfig
@@ -25,3 +25,5 @@ CONFIG_DM_VIDEO=y
 CONFIG_SYS_WHITE_ON_BLACK=y
 CONFIG_CONSOLE_SCROLL_LINES=10
 CONFIG_PHYS_TO_BUS=y
+CONFIG_OF_LIBFDT=y
+CONFIG_OF_LIBFDT_OVERLAY=y