diff options
| author | Martin Blumenstingl <martin.blumenstingl@googlemail.com> | 2019-04-13 19:34:22 +0300 |
|---|---|---|
| committer | Kevin Hilman <khilman@baylibre.com> | 2019-04-16 21:57:50 +0300 |
| commit | 6ffdc4738c5a8856afc46da92453fe7c086f1eaa (patch) | |
| tree | 61be687da435493b4d5183df2c57cce4ac0a51ae /arch/arm/boot/dts/meson8b-ec100.dts | |
| parent | f6eb973db22ab5636cfcdabe171d4b753525de4e (diff) | |
| download | linux-6ffdc4738c5a8856afc46da92453fe7c086f1eaa.tar.xz | |
ARM: dts: meson8b: ec100: enable the RTC
The RTC is always enabled on this board since the battery is already
connected in the factory.
According to the schematics the VCC_RTC regulator (which is either
powered by the internal 3.3V or a battery) is connected to the 0.9V
RTC_VDD input of the SoCs.
Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
Diffstat (limited to 'arch/arm/boot/dts/meson8b-ec100.dts')
| -rw-r--r-- | arch/arm/boot/dts/meson8b-ec100.dts | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/meson8b-ec100.dts b/arch/arm/boot/dts/meson8b-ec100.dts index 3ca9638fad09..9bf4249cb60d 100644 --- a/arch/arm/boot/dts/meson8b-ec100.dts +++ b/arch/arm/boot/dts/meson8b-ec100.dts @@ -88,6 +88,14 @@ }; }; + rtc32k_xtal: rtc32k-xtal-clk { + /* X2 in the schematics */ + compatible = "fixed-clock"; + clock-frequency = <32768>; + clock-output-names = "RTC32K"; + #clock-cells = <0>; + }; + usb_vbus: regulator-usb-vbus { /* * Silergy SY6288CCAC-GP 2A Power Distribution Switch. @@ -347,6 +355,12 @@ clock-names = "clkin0"; }; +&rtc { + status = "okay"; + clocks = <&rtc32k_xtal>; + vdd-supply = <&vcc_rtc>; +}; + /* exposed through the pin headers labeled "URDUG1" on the top of the PCB */ &uart_AO { status = "okay"; |