brcm2708: update to latest patches from RPi foundation

[openwrt/openwrt.git] / target / linux / brcm2708 / patches-4.19 / 950-0335-overlays-Add-max17040-support-to-i2c-sensor.patch

diff --git a/target/linux/brcm2708/patches-4.19/950-0335-overlays-Add-max17040-support-to-i2c-sensor.patch b/target/linux/brcm2708/patches-4.19/950-0335-overlays-Add-max17040-support-to-i2c-sensor.patch
new file mode 100644 (file)
index 0000000..e87cf1a
--- /dev/null
+++ b/target/linux/brcm2708/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";
+       };
+ };