brcm2708: update linux 4.4 patches to latest version

[openwrt/openwrt.git] / target / linux / brcm2708 / patches-4.4 / 0563-Add-support-for-Silicon-Labs-Si7013-20-21-humidity-t.patch

diff --git a/target/linux/brcm2708/patches-4.4/0563-Add-support-for-Silicon-Labs-Si7013-20-21-humidity-t.patch b/target/linux/brcm2708/patches-4.4/0563-Add-support-for-Silicon-Labs-Si7013-20-21-humidity-t.patch
new file mode 100644 (file)
index 0000000..97938b3
--- /dev/null
+++ b/target/linux/brcm2708/patches-4.4/0563-Add-support-for-Silicon-Labs-Si7013-20-21-humidity-t.patch
@@ -0,0 +1,90 @@
+From f8bd38ac8b299bf55497f678e65babdd99d7e9f1 Mon Sep 17 00:00:00 2001
+From: Alex Tucker <alex@floop.org.uk>
+Date: Tue, 3 Jan 2017 21:30:41 +0000
+Subject: [PATCH] Add support for Silicon Labs Si7013/20/21
+ humidity/temperature sensor. (#1765)
+
+---
+ arch/arm/boot/dts/overlays/README                 |  3 ++
+ arch/arm/boot/dts/overlays/i2c-sensor-overlay.dts | 49 +++++++++++++----------
+ 2 files changed, 31 insertions(+), 21 deletions(-)
+
+--- a/arch/arm/boot/dts/overlays/README
++++ b/arch/arm/boot/dts/overlays/README
+@@ -543,6 +543,9 @@ Params: bmp085                  Select t
+ 
+         bmp280                  Select the Bosch sensortronic BMP280
+ 
++        si7020                  Select the Silicon Labs Si7013/20/21 humidity/
++                                temperature sensor
++
+ 
+ Name:   i2c0-bcm2708
+ Info:   Enable the i2c_bcm2708 driver for the i2c0 bus. Not all pin combinations
+--- a/arch/arm/boot/dts/overlays/i2c-sensor-overlay.dts
++++ b/arch/arm/boot/dts/overlays/i2c-sensor-overlay.dts
+@@ -1,34 +1,41 @@
+-// Definitions for a few digital barometric pressure and temperature sensors
++// Definitions for I2C based sensors using the Industrial IO interface.
+ /dts-v1/;
+ /plugin/;
+ 
+ / {
+-        compatible = "brcm,bcm2708";
++      compatible = "brcm,bcm2708";
+ 
+-        fragment@0 {
+-                target = <&i2c_arm>;
+-                __overlay__ {
+-                        #address-cells = <1>;
+-                        #size-cells = <0>;
+-                        status = "okay";
+-
+-                        bmp085: bmp085@77 {
+-                                compatible = "bosch,bmp085";
+-                                reg = <0x77>;
+-                                default-oversampling = <3>;
+-                                status = "disable";
+-                        };
+-
+-                        bmp280: bmp280@76 {
+-                                compatible = "bosch,bmp280";
+-                                reg = <0x76>;
+-                                status = "disable";
+-                        };
+-                };
+-        };
++      fragment@0 {
++              target = <&i2c_arm>;
++              __overlay__ {
++                      #address-cells = <1>;
++                      #size-cells = <0>;
++                      status = "okay";
++
++                      bmp085: bmp085@77 {
++                              compatible = "bosch,bmp085";
++                              reg = <0x77>;
++                              default-oversampling = <3>;
++                              status = "disable";
++                      };
++
++                      bmp280: bmp280@76 {
++                              compatible = "bosch,bmp280";
++                              reg = <0x76>;
++                              status = "disable";
++                      };
++
++                      si7020: si7020@40 {
++                              compatible = "si7020";
++                              reg = <0x40>;
++                              status = "disable";
++                      };
++              };
++      };
+ 
+       __overrides__ {
+               bmp085 = <&bmp085>,"status";
+               bmp280 = <&bmp280>,"status";
++              si7020 = <&si7020>,"status";
+       };
+ };