diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.19/950-0370-overlays-Add-rv3028-backup-switchover-support-to-i2c.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.19/950-0370-overlays-Add-rv3028-backup-switchover-support-to-i2c.patch | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0370-overlays-Add-rv3028-backup-switchover-support-to-i2c.patch b/target/linux/brcm2708/patches-4.19/950-0370-overlays-Add-rv3028-backup-switchover-support-to-i2c.patch new file mode 100644 index 0000000000..769f2461a0 --- /dev/null +++ b/target/linux/brcm2708/patches-4.19/950-0370-overlays-Add-rv3028-backup-switchover-support-to-i2c.patch @@ -0,0 +1,34 @@ +From a2fdc7a590566d99d5261badeecb644664ff0fb3 Mon Sep 17 00:00:00 2001 +From: Phil Howard <phil@gadgetoid.com> +Date: Fri, 29 Mar 2019 10:59:55 +0000 +Subject: [PATCH] overlays: Add rv3028 backup switchover support to + i2c-rtc + +Signed-off-by: Phil Howard <phil@pimoroni.com> +--- + arch/arm/boot/dts/overlays/README | 3 +++ + arch/arm/boot/dts/overlays/i2c-rtc-overlay.dts | 1 + + 2 files changed, 4 insertions(+) + +--- a/arch/arm/boot/dts/overlays/README ++++ b/arch/arm/boot/dts/overlays/README +@@ -1013,6 +1013,9 @@ Params: abx80x Select o + wakeup-source Specify that the RTC can be used as a wakeup + source + ++ backup-switchover-mode Backup power supply switch mode. Must be 0 for ++ off or 1 for Vdd < VBackup (RV3028 only) ++ + + Name: i2c-rtc-gpio + Info: Adds support for a number of I2C Real Time Clock devices +--- a/arch/arm/boot/dts/overlays/i2c-rtc-overlay.dts ++++ b/arch/arm/boot/dts/overlays/i2c-rtc-overlay.dts +@@ -200,6 +200,7 @@ + trickle-resistor-ohms = <&ds1339>,"trickle-resistor-ohms:0", + <&abx80x>,"abracon,tc-resistor", + <&rv3028>,"trickle-resistor-ohms:0"; ++ backup-switchover-mode = <&rv3028>,"backup-switchover-mode:0"; + wakeup-source = <&ds1339>,"wakeup-source?", + <&ds3231>,"wakeup-source?", + <&mcp7940x>,"wakeup-source?", |