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Wed, 15 Jul 2020 09:02:35 -0700 (PDT) From: Anand Moon To: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org Subject: [PATCHv1 1/3] arm64: dts: meson-g12b-odroid-n2: Enable RTC controller node Date: Wed, 15 Jul 2020 16:02:07 +0000 Message-Id: <20200715160209.652-2-linux.amoon@gmail.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200715160209.652-1-linux.amoon@gmail.com> References: <20200715160209.652-1-linux.amoon@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200715_120238_840203_8A0180B0 X-CRM114-Status: GOOD ( 12.17 ) X-Spam-Score: 1.3 (+) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (1.3 points) pts rule name description ---- ---------------------- -------------------------------------------------- 1.5 RCVD_IN_SORBS_WEB RBL: SORBS: sender is an abusable web server [103.51.74.198 listed in dnsbl.sorbs.net] -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2607:f8b0:4864:20:0:0:0:543 listed in] [list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider [linux.amoon[at]gmail.com] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , Neil Armstrong , Martin Blumenstingl , Kevin Hilman , Rob Herring , Jerome Brunet Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Enable RTC PCF8563 node on Odroid-N2 SBC, In order to support the RTC wakealarm feature for suspend and resume. Cc: Neil Armstrong Cc: Kevin Hilman Signed-off-by: Anand Moon --- $ sudo hwclock -r && date 2020-07-15 13:11:53.862508+00:00 Wed Jul 15 13:11:54 UTC 2020 $ hwclock --show 2020-07-15 13:17:30.903300+00:00 But RTC wake up is not working at my end. Any inputs are welcome. $ time rtcwake -s 30 -m mem rtcwake: /dev/rtc0 not enabled for wakeup events real 0m0.002s user 0m0.002s sys 0m0.000s --- .../boot/dts/amlogic/meson-g12b-odroid-n2.dts | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dts b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dts index 169ea283d4ee..a447cba4dd53 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dts +++ b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dts @@ -391,6 +391,20 @@ hdmi_tx_tmds_out: endpoint { }; }; +&i2c3 { + pinctrl-0 = <&i2c3_sda_a_pins>, <&i2c3_sck_a_pins>; + pinctrl-names = "default"; + status = "okay"; + + rtc: rtc@51 { + reg = <0x51>; + compatible = "nxp,pcf8563"; + #clock-cells = <0>; + clock-frequency = <32768>; + clock-output-names = "rtc_clkout"; + }; +}; + &ir { status = "okay"; pinctrl-0 = <&remote_input_ao_pins>;