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Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0215-BCM270X_DT-Add-DS1339-to-i2c-rtc-overlay.patch')
-rw-r--r--target/linux/brcm2708/patches-4.4/0215-BCM270X_DT-Add-DS1339-to-i2c-rtc-overlay.patch58
1 files changed, 58 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0215-BCM270X_DT-Add-DS1339-to-i2c-rtc-overlay.patch b/target/linux/brcm2708/patches-4.4/0215-BCM270X_DT-Add-DS1339-to-i2c-rtc-overlay.patch
new file mode 100644
index 0000000000..d27966fc9f
--- /dev/null
+++ b/target/linux/brcm2708/patches-4.4/0215-BCM270X_DT-Add-DS1339-to-i2c-rtc-overlay.patch
@@ -0,0 +1,58 @@
+From 6ec2115ccc87288132b345ab2cd05aed2d3beb97 Mon Sep 17 00:00:00 2001
+From: Nicolas Boullis <nboullis@debian.org>
+Date: Wed, 23 Mar 2016 23:40:15 +0100
+Subject: [PATCH 215/232] BCM270X_DT: Add DS1339 to i2c-rtc overlay
+
+---
+ arch/arm/boot/dts/overlays/README | 4 ++++
+ arch/arm/boot/dts/overlays/i2c-rtc-overlay.dts | 8 ++++++++
+ 2 files changed, 12 insertions(+)
+
+--- a/arch/arm/boot/dts/overlays/README
++++ b/arch/arm/boot/dts/overlays/README
+@@ -371,6 +371,8 @@ Info: Adds support for a number of I2C
+ Load: dtoverlay=i2c-rtc,<param>=<val>
+ Params: ds1307 Select the DS1307 device
+
++ ds1339 Select the DS1339 device
++
+ ds3231 Select the DS3231 device
+
+ mcp7941x Select the MCP7941x device
+@@ -381,6 +383,8 @@ Params: ds1307 Select t
+
+ pcf8563 Select the PCF8563 device
+
++ trickle-resistor-ohms Resistor value for trickle charge (DS1339-only)
++
+
+ Name: i2c0-bcm2708
+ Info: Enable the i2c_bcm2708 driver for the i2c0 bus
+--- a/arch/arm/boot/dts/overlays/i2c-rtc-overlay.dts
++++ b/arch/arm/boot/dts/overlays/i2c-rtc-overlay.dts
+@@ -17,6 +17,12 @@
+ reg = <0x68>;
+ status = "disable";
+ };
++ ds1339: ds1339@68 {
++ compatible = "dallas,ds1339";
++ trickle-resistor-ohms = <0>;
++ reg = <0x68>;
++ status = "disable";
++ };
+ mcp7941x: mcp7941x@6f {
+ compatible = "microchip,mcp7941x";
+ reg = <0x6f>;
+@@ -46,10 +52,12 @@
+ };
+ __overrides__ {
+ ds1307 = <&ds1307>,"status";
++ ds1339 = <&ds1339>,"status";
+ ds3231 = <&ds3231>,"status";
+ mcp7941x = <&mcp7941x>,"status";
+ pcf2127 = <&pcf2127>,"status";
+ pcf8523 = <&pcf8523>,"status";
+ pcf8563 = <&pcf8563>,"status";
++ trickle-resistor-ohms = <&ds1339>,"trickle-resistor-ohms:0";
+ };
+ };