mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-25 16:31:13 +00:00
30 lines
983 B
Diff
30 lines
983 B
Diff
|
From 6ca216518eb29d60574d4da4b976f4d5dd93e5a0 Mon Sep 17 00:00:00 2001
|
||
|
|
From: Jonathan Bell <jonathan@raspberrypi.com>
|
||
|
|
Date: Mon, 18 Sep 2023 16:33:06 +0100
|
||
|
|
Subject: [PATCH 0573/1085] dt: bindings: update rpi-rtc binding
|
||
|
|
|
||
|
|
Add property for bcm2712 firmware RTC driver charger control
|
||
|
|
|
||
|
|
Signed-off-by: Jonathan Bell <jonathan@raspberrypi.com>
|
||
|
|
---
|
||
|
|
Documentation/devicetree/bindings/rtc/rtc-rpi.txt | 5 +++++
|
||
|
|
1 file changed, 5 insertions(+)
|
||
|
|
|
||
|
|
--- a/Documentation/devicetree/bindings/rtc/rtc-rpi.txt
|
||
|
|
+++ b/Documentation/devicetree/bindings/rtc/rtc-rpi.txt
|
||
|
|
@@ -9,9 +9,14 @@ Required properties:
|
||
|
|
compatible: should be "raspberrypi,rpi-rtc"
|
||
|
|
firmware: Reference to the RPi firmware device node.
|
||
|
|
|
||
|
|
+Optional property:
|
||
|
|
+trickle-charge-microvolt: specify a trickle charge voltage for the backup
|
||
|
|
+ battery in microvolts.
|
||
|
|
+
|
||
|
|
Example:
|
||
|
|
|
||
|
|
rpi_rtc: rpi_rtc {
|
||
|
|
compatible = "raspberrypi,rpi-rtc";
|
||
|
|
firmware = <&firmware>;
|
||
|
|
+ trickle-charge-microvolt = <3000000>;
|
||
|
|
};
|