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[89.208.247.201]) by smtp.gmail.com with ESMTPSA id ku12-20020a170903288c00b001d7284b9461sm5917081plb.128.2024.02.05.01.56.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 05 Feb 2024 01:56:29 -0800 (PST) Date: Mon, 5 Feb 2024 17:56:24 +0800 From: Shawn Guo To: Josua Mayer Cc: Russell King , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , Yazan Shhady , Jon Nettleton , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] ARM: dts: imx6qdl-hummingboard: Add rtc0 and rtc1 aliases to fix hctosys Message-ID: References: <20240118-imx6-hb-primary-rtc-v1-1-81b87935c557@solid-run.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20240118-imx6-hb-primary-rtc-v1-1-81b87935c557@solid-run.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240205_015631_725758_0445CD53 X-CRM114-Status: GOOD ( 15.13 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, Jan 18, 2024 at 04:01:10PM +0100, Josua Mayer wrote: > HummingBoard has two RTCs, first integrated within SoC that can be used to > wake up from sleep - and a second on the carrier board including back-up > battery which is intended for keeping time during power-off. > > Add aliases for both, ensuring that the battery-backed clock is primary > rtc and used by default during boot for restoring system time. > > Fixes keeping time across power-cycle observed on Debian, > which sets RTC_HCTOSYS_DEVICE="rtc0". > > Signed-off-by: Josua Mayer Applied, thanks! _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel