1 files changed, 56 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-4.19/950-0335-overlays-Add-max17040-support-to-i2c-sensor.patch b/target/linux/bcm27xx/patches-4.19/950-0335-overlays-Add-max17040-support-to-i2c-sensor.patch
new file mode 100644
index 0000000000..e87cf1a95f
--- /dev/null
+++ b/target/linux/bcm27xx/patches-4.19/950-0335-overlays-Add-max17040-support-to-i2c-sensor.patch
@@ -0,0 +1,56 @@
+From fe6ccc8df700133615716df211f183c9c27d1e2e Mon Sep 17 00:00:00 2001
+From: Phil Elwell <phil@raspberrypi.org>
+Date: Mon, 25 Mar 2019 18:03:48 +0000
+Subject: [PATCH] overlays: Add max17040 support to i2c-sensor
+
+See: https://github.com/raspberrypi/linux/issues/2906
+
+Signed-off-by: Phil Elwell <phil@raspberrypi.org>
+---
+ arch/arm/boot/dts/overlays/README                |  3 +++
+ .../arm/boot/dts/overlays/i2c-sensor-overlay.dts | 16 ++++++++++++++++
+ 2 files changed, 19 insertions(+)
+
+--- a/arch/arm/boot/dts/overlays/README
++++ b/arch/arm/boot/dts/overlays/README
+@@ -1030,6 +1030,9 @@ Params: addr                    Set the
+ 
+         lm75addr                Deprecated - use addr parameter instead
+ 
++        max17040                Select the Maxim Integrated MAX17040 battery
++                                monitor
++
+         sht3x                   Select the Sensiron SHT3x temperature and
+                                 humidity sensor. Valid addresses 0x44-0x45,
+                                 default 0x44
+--- a/arch/arm/boot/dts/overlays/i2c-sensor-overlay.dts
++++ b/arch/arm/boot/dts/overlays/i2c-sensor-overlay.dts
+@@ -201,6 +201,21 @@
+ 		};
+ 	};
+ 
++	fragment@13 {
++		target = <&i2c_arm>;
++		__dormant__ {
++			#address-cells = <1>;
++			#size-cells = <0>;
++			status = "okay";
++
++			max17040: max17040@36 {
++				compatible = "maxim,max17040";
++				reg = <0x36>;
++				status = "okay";
++			};
++		};
++	};
++
+ 	__overrides__ {
+ 		addr =  <&bme280>,"reg:0", <&bmp280>,"reg:0", <&tmp102>,"reg:0",
+ 			<&lm75>,"reg:0", <&hdc100x>,"reg:0", <&sht3x>,"reg:0",
+@@ -219,5 +234,6 @@
+ 		veml6070 = <0>,"+10";
+ 		sht3x = <0>,"+11";
+ 		ds1621 = <0>,"+12";
++		max17040 = <0>,"+13";
+ 	};
+ };