From 2c15ad491233a80d61c811a944b86067e2e74686 Mon Sep 17 00:00:00 2001 Message-Id: <2c15ad491233a80d61c811a944b86067e2e74686.1606829302.git.stefan@agner.ch> In-Reply-To: <9d2a2b44e67b0ef49e534c097e8b5e3e1173b033.1606829302.git.stefan@agner.ch> References: <9d2a2b44e67b0ef49e534c097e8b5e3e1173b033.1606829302.git.stefan@agner.ch> From: Stefan Agner Date: Mon, 16 Nov 2020 23:11:02 +0100 Subject: [PATCH 5/7] arm64: dts: meson: add RTC to ODROID-N2 boards All ODROID-N2 boards come with a NXP PCF8563TS RTC connected to I2C bus 3. This is the RTC which is connected to the on-board RTC backup battery. Use it as primary RTC. Signed-off-by: Stefan Agner --- .../boot/dts/amlogic/meson-g12b-odroid-n2.dtsi | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi index 6982632ae646..40390feba053 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi @@ -13,6 +13,8 @@ / { aliases { serial0 = &uart_AO; ethernet0 = ðmac; + rtc0 = &board_rtc; + rtc1 = &vrtc; }; dioo2133: audio-amplifier-0 { @@ -471,6 +473,18 @@ hdmi_tx_tmds_out: endpoint { }; }; +&i2c3 { + status = "okay"; + pinctrl-0 = <&i2c3_sda_a_pins>, <&i2c3_sck_a_pins>; + pinctrl-names = "default"; + clock-frequency = <400000>; + + board_rtc: rtc@51 { + compatible = "nxp,pcf8563"; + reg = <0x51>; + }; +}; + &ir { status = "okay"; pinctrl-0 = <&remote_input_ao_pins>; -- 2.29.2