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-rw-r--r--target/linux/brcm2708/patches-4.14/950-0289-overlays-Add-ltc294x-battery-gauge.patch150
1 files changed, 0 insertions, 150 deletions
diff --git a/target/linux/brcm2708/patches-4.14/950-0289-overlays-Add-ltc294x-battery-gauge.patch b/target/linux/brcm2708/patches-4.14/950-0289-overlays-Add-ltc294x-battery-gauge.patch
deleted file mode 100644
index 3195b04505..0000000000
--- a/target/linux/brcm2708/patches-4.14/950-0289-overlays-Add-ltc294x-battery-gauge.patch
+++ /dev/null
@@ -1,150 +0,0 @@
-From 585ea300fa44cdf3c3259af68c49518bb85e4af2 Mon Sep 17 00:00:00 2001
-From: Phil Elwell <phil@raspberrypi.org>
-Date: Tue, 1 May 2018 09:35:56 +0100
-Subject: [PATCH 289/454] overlays: Add ltc294x (battery gauge)
-
-Support the LTC294x range of I2C-connected battery monitors.
-
-See: https://github.com/raspberrypi/linux/issues/2537
-
-Signed-off-by: Phil Elwell <phil@raspberrypi.org>
----
- arch/arm/boot/dts/overlays/Makefile | 1 +
- arch/arm/boot/dts/overlays/README | 25 ++++++
- .../arm/boot/dts/overlays/ltc294x-overlay.dts | 86 +++++++++++++++++++
- 3 files changed, 112 insertions(+)
- create mode 100644 arch/arm/boot/dts/overlays/ltc294x-overlay.dts
-
---- a/arch/arm/boot/dts/overlays/Makefile
-+++ b/arch/arm/boot/dts/overlays/Makefile
-@@ -60,6 +60,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
- justboom-dac.dtbo \
- justboom-digi.dtbo \
- lirc-rpi.dtbo \
-+ ltc294x.dtbo \
- mbed-dac.dtbo \
- mcp23017.dtbo \
- mcp23s17.dtbo \
---- a/arch/arm/boot/dts/overlays/README
-+++ b/arch/arm/boot/dts/overlays/README
-@@ -1020,6 +1020,31 @@ Params: gpio_out_pin GPIO for
- (default "off")
-
-
-+Name: ltc294x
-+Info: Adds support for the ltc294x family of battery gauges
-+Load: dtoverlay=ltc294x,<param>=<val>
-+Params: ltc2941 Select the ltc2941 device
-+
-+ ltc2942 Select the ltc2942 device
-+
-+ ltc2943 Select the ltc2943 device
-+
-+ ltc2944 Select the ltc2944 device
-+
-+ resistor-sense The sense resistor value in milli-ohms.
-+ Can be a 32-bit negative value when the battery
-+ has been connected to the wrong end of the
-+ resistor.
-+
-+ prescaler-exponent Range and accuracy of the gauge. The value is
-+ programmed into the chip only if it differs
-+ from the current setting.
-+ For LTC2941 only:
-+ - Default value is 128
-+ - the exponent is in the range 0-7 (default 7)
-+ See the datasheet for more information.
-+
-+
- Name: mbed-dac
- Info: Configures the mbed AudioCODEC (TLV320AIC23B)
- Load: dtoverlay=mbed-dac
---- /dev/null
-+++ b/arch/arm/boot/dts/overlays/ltc294x-overlay.dts
-@@ -0,0 +1,86 @@
-+/dts-v1/;
-+/plugin/;
-+
-+
-+/ {
-+ compatible = "brcm,bcm2835";
-+
-+ fragment@0 {
-+ target = <&i2c_arm>;
-+ __dormant__ {
-+ #address-cells = <1>;
-+ #size-cells = <0>;
-+ status = "okay";
-+
-+ ltc2941: ltc2941@64 {
-+ compatible = "lltc,ltc2941";
-+ reg = <0x64>;
-+ lltc,resistor-sense = <50>;
-+ lltc,prescaler-exponent = <7>;
-+ };
-+ };
-+ };
-+
-+ fragment@1 {
-+ target = <&i2c_arm>;
-+ __dormant__ {
-+ #address-cells = <1>;
-+ #size-cells = <0>;
-+ status = "okay";
-+
-+ ltc2942: ltc2942@64 {
-+ compatible = "lltc,ltc2942";
-+ reg = <0x64>;
-+ lltc,resistor-sense = <50>;
-+ lltc,prescaler-exponent = <7>;
-+ };
-+ };
-+ };
-+
-+ fragment@2 {
-+ target = <&i2c_arm>;
-+ __dormant__ {
-+ #address-cells = <1>;
-+ #size-cells = <0>;
-+ status = "okay";
-+
-+ ltc2943: ltc2943@64 {
-+ compatible = "lltc,ltc2943";
-+ reg = <0x64>;
-+ lltc,resistor-sense = <50>;
-+ lltc,prescaler-exponent = <7>;
-+ };
-+ };
-+ };
-+
-+ fragment@3 {
-+ target = <&i2c_arm>;
-+ __dormant__ {
-+ #address-cells = <1>;
-+ #size-cells = <0>;
-+ status = "okay";
-+
-+ ltc2944: ltc2944@64 {
-+ compatible = "lltc,ltc2944";
-+ reg = <0x64>;
-+ lltc,resistor-sense = <50>;
-+ lltc,prescaler-exponent = <7>;
-+ };
-+ };
-+ };
-+
-+ __overrides__ {
-+ ltc2941 = <0>,"+0";
-+ ltc2942 = <0>,"+1";
-+ ltc2943 = <0>,"+2";
-+ ltc2944 = <0>,"+3";
-+ resistor-sense = <&ltc2941>, "lltc,resistor-sense:0",
-+ <&ltc2942>, "lltc,resistor-sense:0",
-+ <&ltc2943>, "lltc,resistor-sense:0",
-+ <&ltc2944>, "lltc,resistor-sense:0";
-+ prescaler-exponent = <&ltc2941>, "lltc,prescaler-exponent:0",
-+ <&ltc2942>, "lltc,prescaler-exponent:0",
-+ <&ltc2943>, "lltc,prescaler-exponent:0",
-+ <&ltc2944>, "lltc,prescaler-exponent:0";
-+ };
-+};