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 B1F6DCCF9E3 for ; Tue, 4 Nov 2025 08:48:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Content-Type: List-Subscribe:List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: In-Reply-To:MIME-Version:References:Message-ID:Subject:CC:To:From:Date: Reply-To:Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date :Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=qY3STG2HBiDDLcA7iz7aiU+WOxY2PEB1FHw7gyHQDyM=; b=HnAgOb4VJNaKgp1xt5oQFnZFVy HPWplorD5nKDL3sz7cA8nUK+bQ/ULY+fRb+dZsAdov60GjjlgJSM7Ji+MDG+UOnCK58/4gREHHeBh i/a7FR5LlR8wi/I3epB0mTGjrn6NSxTU7mCRy7SibC8jdatKyd7dZFgOvo+rFNqOlPiZsZJ9Vbvu8 9QotnhZna2rR/1lD/fgBEQo6Wu59dpYCw9qIrE4c40OtsCIGaa9RNr7pQGDrL6ChfXpjcq+xUOUVJ ax4LgBoXN1JEBDudWA+Riyl0TsQNpoB6gt970Im2wKcqUgwQR+JBOcjyTSOu3wYGnUJDl2N21DaFx pflQW6bA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vGCiS-0000000BSaP-3OKP; Tue, 04 Nov 2025 08:48:36 +0000 Received: from esa.microchip.iphmx.com ([68.232.154.123]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vGCiQ-0000000BSZs-237y for linux-riscv@lists.infradead.org; Tue, 04 Nov 2025 08:48:35 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1762246114; x=1793782114; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=TTQr+0R+W0AqrqEoPVc7J5rpzXqWM5mmludeeFcg23Q=; b=xCDGulkj7G3MU4lQjBZO7C0bRJnEeJ7kHdKqXt9EsnVaJgW2k7o6XSOn oZVlyH4kdwHbUHZ7cffIJqsYg4pxdZFDPfat0Bj7N4npd4Uk1Kq1gRL02 +A+KH6FDKZoV38nfMqEa9LLUFG8HcwjN9EpNdTaw1yqHxfzEfB7jtp1/X ILVFe4+0ZuiVLl2mF/bq7tt6/5DVO8rBSUzVMDkdiVZyMo+vb25L86EQo fiqZtzhNU0U7zl3rFqvThIZeHna64JQyLh8EfN9RyDfl6FENKZdQy1UUA bE1nScCBoluCSUnUzIbUZ1YrHIKWA6A7kvEZh3SGh0ygEI1/aRetuHLqj w==; X-CSE-ConnectionGUID: cuBV7z19QNieLgsXxlf1Vg== X-CSE-MsgGUID: AMkxw+pPTB+e2XdkMflsTQ== X-IronPort-AV: E=Sophos;i="6.19,278,1754982000"; d="asc'?scan'208";a="215994660" X-Amp-Result: UNKNOWN X-Amp-Original-Verdict: FILE UNKNOWN Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa6.microchip.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Nov 2025 01:48:32 -0700 Received: from chn-vm-ex03.mchp-main.com (10.10.87.152) by chn-vm-ex3.mchp-main.com (10.10.87.32) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.2.2562.29; Tue, 4 Nov 2025 01:48:08 -0700 Received: from wendy (10.10.85.11) by chn-vm-ex03.mchp-main.com (10.10.85.151) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.58 via Frontend Transport; Tue, 4 Nov 2025 01:48:06 -0700 Date: Tue, 4 Nov 2025 08:46:23 +0000 From: Conor Dooley To: Prajna Rajendra Kumar CC: Mark Brown , Rob Herring , "Krzysztof Kozlowski" , , , , , Daire McNamara , Valentina Fernandez Alanis , "Cyril Jean" Subject: Re: [PATCH v1 1/3] spi: microchip: rename driver file and internal identifiers Message-ID: <20251104-paralyze-creature-d2ab0ce2566a@wendy> References: <20251103160515.412706-1-prajna.rajendrakumar@microchip.com> <20251103160515.412706-2-prajna.rajendrakumar@microchip.com> MIME-Version: 1.0 In-Reply-To: <20251103160515.412706-2-prajna.rajendrakumar@microchip.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251104_004834_709990_92D03237 X-CRM114-Status: GOOD ( 13.10 ) X-BeenThere: linux-riscv@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: multipart/mixed; boundary="===============7198457429622519016==" Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org --===============7198457429622519016== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="dbyOFFU7ujEIU9/Y" Content-Disposition: inline --dbyOFFU7ujEIU9/Y Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Nov 03, 2025 at 04:05:13PM +0000, Prajna Rajendra Kumar wrote: > The spi-microchip-core.c driver provides support for the Microchip > PolarFire SoC (MPFS) "hard" SPI controller. It was originally named > "core" with the expectation that it might also cover Microchip's > CoreSPI "soft" IP, but that never materialized. >=20 > The CoreSPI IP cannot be supported by this driver because its register > layout differs substantially from the MPFS SPI controller. In practice > most of the code would need to be replaced to handle those differences > so keeping the drivers separate is the simpler approach. >=20 > The file and internal symbols are renamed to reflect MPFS support and > to free up "spi-microchip-core.c" for CoreSPI driver. >=20 > Fixes: 9ac8d17694b6 ("spi: add support for microchip fpga spi controllers= ") > Signed-off-by: Prajna Rajendra Kumar Renaming the driver from spi-mpfs to spi-microchip-core was my mistake, based on the knowledge that the coreSPI IP is what had been hardened and use in the mpfs device. I didn't expect that the register layout had been changed so dramatically between the two, when all other "hardened" IP just added extra bits in registers or whole new registers. Acked-by: Conor Dooley --dbyOFFU7ujEIU9/Y Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCaQm9XwAKCRB4tDGHoIJi 0mN6AP9OaCb3FGGYqtgk+5W1t+1MWt58dVr1qbwzn5K6+yOO9gD8Cf6jDATNSvyc 0SnFN+sA0OZ52EDvffH7yuSTGCJV3gs= =cXn0 -----END PGP SIGNATURE----- --dbyOFFU7ujEIU9/Y-- --===============7198457429622519016== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv --===============7198457429622519016==--