From f83cae78aa10ebb98b96f08281b03df9964d6faa Mon Sep 17 00:00:00 2001
From: Frank Wunderlich <frank-w@public-files.de>
Date: Fri, 8 Feb 2019 17:40:22 +0100
Subject: [PATCH] [lora] adding changes for bpi-r2

---
 arch/arm/configs/mt7623n_evb_fwu_defconfig    |  4 +++
 utils/lora/overlay/Makefile                   |  4 +--
 .../lora/overlay/bpi-r2-lora-spi-overlay.dts  | 34 +++++++++++++++++++
 3 files changed, 40 insertions(+), 2 deletions(-)
 create mode 100644 utils/lora/overlay/bpi-r2-lora-spi-overlay.dts

diff --git a/arch/arm/configs/mt7623n_evb_fwu_defconfig b/arch/arm/configs/mt7623n_evb_fwu_defconfig
index 6ec6625102b35..954c7e2d31f4f 100644
--- a/arch/arm/configs/mt7623n_evb_fwu_defconfig
+++ b/arch/arm/configs/mt7623n_evb_fwu_defconfig
@@ -705,3 +705,7 @@ CONFIG_COMMON_CLK_MT2701_IMGSYS=y
 CONFIG_COMMON_CLK_MT2701_VDECSYS=y
 CONFIG_FRAMEBUFFER_CONSOLE=y
 CONFIG_DRM_FBDEV_EMULATION=y
+
+#options needed for LoRa
+CONFIG_IEEE802154=m
+CONFIG_MAC802154=m
diff --git a/utils/lora/overlay/Makefile b/utils/lora/overlay/Makefile
index 1dbfcb05b8adc..d1592e6111e5a 100644
--- a/utils/lora/overlay/Makefile
+++ b/utils/lora/overlay/Makefile
@@ -1,5 +1,5 @@
-OVERLAY_SRC=rpi-lora-spi-overlay.dts
-OVERLAY_DST=rpi-lora-spi.dtbo
+OVERLAY_SRC=bpi-r2-lora-spi-overlay.dts
+OVERLAY_DST=bpi-r2-lora-spi.dtbo
 
 all:
 	dtc -I dts -O dtb -@ -o $(OVERLAY_DST) $(OVERLAY_SRC)
diff --git a/utils/lora/overlay/bpi-r2-lora-spi-overlay.dts b/utils/lora/overlay/bpi-r2-lora-spi-overlay.dts
new file mode 100644
index 0000000000000..3827d2d884884
--- /dev/null
+++ b/utils/lora/overlay/bpi-r2-lora-spi-overlay.dts
@@ -0,0 +1,34 @@
+/dts-v1/;
+/plugin/;
+
+/ {
+	fragment@0 {
+		target = <&spi0>;
+		__overlay__ {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			sx1278@0 {
+				compatible = "sx1278";
+				reg = <0>;
+				status = "okay";
+				spi-max-frequency = <0x3b60>;
+				center-carrier-frq = <434000000>;
+				clock-frequency = <32000000>;
+				minimal-RF-channel = /bits/ 8 <11>;
+				maximum-RF-channel = /bits/ 8 <11>;
+			};
+
+			sx1278@1 {
+				compatible = "sx1278";
+				reg = <1>;
+				status = "okay";
+				spi-max-frequency = <0x3b60>;
+				center-carrier-frq = <434000000>;
+				clock-frequency = <32000000>;
+				minimal-RF-channel = /bits/ 8 <11>;
+				maximum-RF-channel = /bits/ 8 <11>;
+			};
+		};
+	};
+};