From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 54AB4C5AE59 for ; Tue, 3 Jun 2025 09:28:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:CC:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=BVhScCl/ySrhmCIKK5C9I68RfupOpu9IvG2U/nACFOQ=; b=k6xLaLA5i2h5GL2a6goBtVN8+Z MGCbM1AnjGRZALI/zd8KDLs/ZIWvxJwmOo4a5Wh3247xVfwb8ukDc4FfuHcboVD500wJQ27ExV5pG UoZAEE9hjlcmduQXUFH/P3RZxaCXTYv0aNj6Z+BpdfUMiq5elTZSqwMB4l0afB2hk05bGBHtPtCHS QWh8b/ZW+16th32EWheOlP1KPaL7UcV9fgjp9ipVCbPzfMpBcnZGvfBEy/WZAeJJIEWIjhv2mNpex 8Tzodgo8Ral1g9IGMA058h67QfxecIF0L1E820INJGik6U+o6PWaCc7KZ0n31mp4jQczZqTZU9Haf 7Pb0drUw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uMNw1-0000000AWGp-3MsG; Tue, 03 Jun 2025 09:27:53 +0000 Received: from lelvem-ot02.ext.ti.com ([198.47.23.235]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uMNrE-0000000AUow-3zsg for linux-arm-kernel@lists.infradead.org; Tue, 03 Jun 2025 09:22:58 +0000 Received: from fllvem-sh03.itg.ti.com ([10.64.41.86]) by lelvem-ot02.ext.ti.com (8.15.2/8.15.2) with ESMTP id 5539MjG13464820; Tue, 3 Jun 2025 04:22:45 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1748942565; bh=BVhScCl/ySrhmCIKK5C9I68RfupOpu9IvG2U/nACFOQ=; h=Date:Subject:To:CC:References:From:In-Reply-To; b=eHXwwhZOh7Yg13i27tP/qmAg3sFMCxCOzdsVz89qaz3xHjKqztK8gabfni2CtTV2N xI9GXOkM4J7vr2oCxDJlgX9OR8hQkGHwOWXHphwKEiM47yhdcpTHYT4gDhwplLrK+Q j0NfmAH8qGH1aQzf+w4yoWXDCdu1Ec9l8yaaucX0= Received: from DFLE106.ent.ti.com (dfle106.ent.ti.com [10.64.6.27]) by fllvem-sh03.itg.ti.com (8.18.1/8.18.1) with ESMTPS id 5539MjKo3430686 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA256 bits=128 verify=FAIL); Tue, 3 Jun 2025 04:22:45 -0500 Received: from DFLE104.ent.ti.com (10.64.6.25) by DFLE106.ent.ti.com (10.64.6.27) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Tue, 3 Jun 2025 04:22:45 -0500 Received: from lelvem-mr06.itg.ti.com (10.180.75.8) by DFLE104.ent.ti.com (10.64.6.25) 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; Tue, 3 Jun 2025 04:22:45 -0500 Received: from [172.24.227.151] (uda0510294.dhcp.ti.com [172.24.227.151]) by lelvem-mr06.itg.ti.com (8.18.1/8.18.1) with ESMTP id 5539Mfwx130991; Tue, 3 Jun 2025 04:22:42 -0500 Message-ID: <1af4a2a5-2d06-4955-8840-ba0d7226d3a6@ti.com> Date: Tue, 3 Jun 2025 14:52:41 +0530 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [RESEND PATCH] arm64: dts: ti: k3-j784s4-mcu-wakeup: Configure wkup_uart0 with clock settings To: Udit Kumar , , , , CC: , , , , References: <20250603042448.783956-1-u-kumar1@ti.com> Content-Language: en-US From: Beleswar Prasad Padhi In-Reply-To: <20250603042448.783956-1-u-kumar1@ti.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-C2ProcessedOrg: 333ef613-75bf-4e12-a4b1-8e3623f5dcea X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250603_022257_084852_906457AF X-CRM114-Status: GOOD ( 14.60 ) 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 Hi Udit, On 03/06/25 09:54, Udit Kumar wrote: > From: Bhavya Kapoor > > This commit adds the assigned-clocks and assigned-clock-parents > properties for wkup_uart0 in J784S4. Specifically, the assigned-clocks > property is set to reference the clock identified by > "wkup_usart_mcupll_bypass_out0", Documentation says "WKUP_UART0_FCLK_CLK" for device id 397 and clock id 0...? https://software-dl.ti.com/tisci/esd/latest/5_soc_doc/j784s4/clocks.html > ensuring the UART operates with the > correct clock source. > > The assigned-clock-parents property specifies "wkup_usart_clksel_out0" > as the parent clock. This configuration is critical for establishing > the proper clocking hierarchy, enabling the UART device to function > reliably across different baud rates. > > Signed-off-by: Bhavya Kapoor Do you need to add your Sign off? Thanks, Beleswar > --- > Link to v1: https://lore.kernel.org/all/20241009072056.3511346-1-b-kapoor@ti.com/ > > arch/arm64/boot/dts/ti/k3-j784s4-j742s2-mcu-wakeup-common.dtsi | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-mcu-wakeup-common.dtsi b/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-mcu-wakeup-common.dtsi > index 52e2965a3bf5..1146bc5990ea 100644 > --- a/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-mcu-wakeup-common.dtsi > +++ b/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-mcu-wakeup-common.dtsi > @@ -310,6 +310,8 @@ wkup_uart0: serial@42300000 { > interrupts = ; > clocks = <&k3_clks 397 0>; > clock-names = "fclk"; > + assigned-clocks = <&k3_clks 397 0>; > + assigned-clock-parents = <&k3_clks 397 1>; > power-domains = <&k3_pds 397 TI_SCI_PD_EXCLUSIVE>; > status = "disabled"; > };