From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E89A21624F7; Tue, 29 Jul 2025 13:09:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753794559; cv=none; b=WthAnO7zKH5vAfixKBuCW1jooezZDbSVcqXk8mnU34TFbtVkNv5VdUhZcQASekJZ0Cw9dPpwwIkPxUJyWRtZEzgDXF6Q0KH2lv3WLsVI4tF/0RGJWwLJOsEUAK0+TJEjL9Mgao5NviRaH1QfMCTyD/Bf51fzcsT/hAnKu927oI0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753794559; c=relaxed/simple; bh=xHak/j8DEEgz6rM5sPBIEVctFbcYSXOvDyQ0uDzCOOw=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=Ywsmk+N8zn27Hce+WwW5STV9eL9cN5/EbBvZ/XmAScqRPbvlYrxgLt59YpMfoDhoCGsti+nXL36nQlAAhVwdqmsL98YYiJPrcTc5TYFPcJnyCiZQHNqEIoNhT9PxVdgXKDgleBEV0AkWSDejsnEaAk+hrzennUW9jD+M5zs1XO8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=MCrp3Avl; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="MCrp3Avl" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 20018C4CEEF; Tue, 29 Jul 2025 13:09:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1753794555; bh=xHak/j8DEEgz6rM5sPBIEVctFbcYSXOvDyQ0uDzCOOw=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=MCrp3AvlH1smxNmiWyyNt7l/W2KMPg2XhgqZ0tMS7k0+8LxYrlpqiK5m+rm6EvWob F1Uj28dHdqGFagTd2Qi6zH1F1H6ZDAFzdYe92iIs5amDlw6lh9FCsAjX/vywItItLk IXFI/6gc7UPaXKgaaQ9q/4uhSJNrEZt0U5vyHCn/fiYYOCosR7wsOQpm/SYcqobXs6 tf5ghTSJAyvJjoLvqXthv7/IQvFmMfxpx3OFJ3zBD7ULObo2KQthZ/iAIsIBGA8v9M i+xe6dGtTalicGuv+eoxS1Gik92Sa66oKnbsHoiCMscXCUpwgF1OWKegYAjQRIf3zB os7TGkw8zL51A== Message-ID: <2f13c7fd-fa60-4151-ae1f-1a522e98b33e@kernel.org> Date: Tue, 29 Jul 2025 15:09:10 +0200 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 3/4] spi: Handle spi bus extension To: Ayush Singh , Mark Brown , herve.codina@bootlin.com, luca.ceresoli@bootlin.com, conor+dt@kernel.org, Jason Kridner , Deepak Khatri , Dhruva Gole , Robert Nelson , Andrew Davis , Rob Herring , Krzysztof Kozlowski Cc: linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org References: <20250729-spi-bus-extension-v1-0-b20c73f2161a@beagleboard.org> <20250729-spi-bus-extension-v1-3-b20c73f2161a@beagleboard.org> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 29/07/2025 14:52, Ayush Singh wrote: > On 7/29/25 18:16, Krzysztof Kozlowski wrote: > >> On 29/07/2025 11:51, Ayush Singh wrote: >>> for_each_available_child_of_node(node, nc) { >>> + /* Filter out extension node */ >>> + if (of_node_name_eq(nc, "spi-bus-extension")) >>> + continue; >>> + >>> if (of_node_test_and_set_flag(nc, OF_POPULATED)) >>> continue; >>> >>> @@ -2541,6 +2549,23 @@ static void of_register_spi_children(struct spi_controller *ctlr, >>> of_node_clear_flag(nc, OF_POPULATED); >>> } >>> } >>> + >>> + /* Look at extensions */ >>> + for_each_available_child_of_node(node, nc) { >>> + if (!of_node_name_eq(nc, "spi-bus-extension")) >> Where did you document the new ABI? There is no DT bindings patch with it. > > Patch 4 is the dt bindings patch. I will reorder the patches in any > future to make the dt bindings patch 1. > > Here is a direct link in case it got lost in mail: > https://lore.kernel.org/all/20250729-spi-bus-extension-v1-4-b20c73f2161a@beagleboard.org/ I found it, just did not spot as a binding because my filters expect certain subjects (see submitting patches in DT subdir). Best regards, Krzysztof