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Mon, 3 Feb 2025 21:53:29 -0600 Received: from DLEE112.ent.ti.com (157.170.170.23) by DLEE103.ent.ti.com (157.170.170.33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Mon, 3 Feb 2025 21:53:29 -0600 Received: from lelvsmtp6.itg.ti.com (10.180.75.249) by DLEE112.ent.ti.com (157.170.170.23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Mon, 3 Feb 2025 21:53:29 -0600 Received: from localhost (uda0133052.dhcp.ti.com [128.247.81.232]) by lelvsmtp6.itg.ti.com (8.15.2/8.15.2) with ESMTP id 5143rT3b061285; Mon, 3 Feb 2025 21:53:29 -0600 Date: Mon, 3 Feb 2025 21:53:29 -0600 From: Nishanth Menon To: Markus Schneider-Pargmann CC: Vignesh Raghavendra , Tero Kristo , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Vishal Mahaveer , Kevin Hilman , Dhruva Gole , Sebin Francis , , , Subject: Re: [PATCH 1/3] arm64: dts: ti: k3-am62x-sk-common: Add serial aliases Message-ID: <20250204035329.jzss2ar3t5arpgwt@reoccur> References: <20250203-topic-am62-serial-aliases-v6-14-v1-0-f26d4124a9f1@baylibre.com> <20250203-topic-am62-serial-aliases-v6-14-v1-1-f26d4124a9f1@baylibre.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <20250203-topic-am62-serial-aliases-v6-14-v1-1-f26d4124a9f1@baylibre.com> X-C2ProcessedOrg: 333ef613-75bf-4e12-a4b1-8e3623f5dcea X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250203_195335_705633_C11DC6CF X-CRM114-Status: GOOD ( 14.06 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 10:34-20250203, Markus Schneider-Pargmann wrote: > Add aliases for mcu_uart0 and wkup_uart0. > > Signed-off-by: Markus Schneider-Pargmann > --- > arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi b/arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi > index 2f129e8cd5b9f127b1d1baab17be868938fae013..d52cb2a5a589a8e5eb325fd90324d57ec1e3783b 100644 > --- a/arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi > +++ b/arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi > @@ -12,6 +12,8 @@ > > / { > aliases { > + serial0 = &wkup_uart0; > + serial1 = &mcu_uart0; > serial2 = &main_uart0; > mmc0 = &sdhci0; > mmc1 = &sdhci1; > > -- > 2.47.2 > Are'nt these reserved nodes for DM/TIFS and MCU? What purpose does it serve for us to have an alias in Linux? -- Regards, Nishanth Menon Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3 1A34 DDB5 849D 1736 249D