From patchwork Fri Jan 10 14:45:28 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Miquel Raynal X-Patchwork-Id: 13934847 Received: from relay9-d.mail.gandi.net (relay9-d.mail.gandi.net [217.70.183.199]) (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 8377F21504A; Fri, 10 Jan 2025 14:46:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.70.183.199 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736520370; cv=none; b=bB/yQjPpIIX4etojC1dLfLJciZYQa9bPhk+gZKk6VLpJOwORqTaawauIPJtbgD8puZiVhpr1gVkc9DtZrO4rNskpoGUEo71NYRzu2ETCQ30SQ8NPpGUWI0HNvbXX7o/KCItUFT7wz0uRTNTgXv75O3f280rLaFqtRCVPZ/k82FI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736520370; c=relaxed/simple; bh=Nan4mW2mFNUkaXBSqhEupUrXGZUtBKUIr3u2+5970sY=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=EVc8hVJl5aQ/0K4H+1DObIbAgDib49sWX55QmA2PGTJPhzUz3ZLQOcipWNawY7pAm3IdSBJvNyWgMw3MkahLMu475mZxHTEfOqu03sqEjakudj7NdVAWpsX83H6/PY+HH1m4w1+66Y6fnPLa3Fpz5FRXrjR2R73ZA5oqwjmqs8E= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com; spf=pass smtp.mailfrom=bootlin.com; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b=O+oWpv7V; arc=none smtp.client-ip=217.70.183.199 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bootlin.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="O+oWpv7V" Received: by mail.gandi.net (Postfix) with ESMTPSA id 51F62FF806; Fri, 10 Jan 2025 14:46:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1736520367; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=+afwOEQnbaba+LXNGTuAYGtAsSXdRwU1zxfezGFUpKo=; b=O+oWpv7VqHwgKB2LRMBSm6P1zlxFX5oOrJteeRuK1hqSG9EL9cuejOzdVatbBZreNaoZC8 abx6NG8HQ4oVqNwz07W3IobsGlRwgow2L+oziF5t4bw+7CNkGjN6GYchh0sy799nSUZ1MX 6Xaip51R+rqx8ASpUP2Aellz6S87/vLRev5yCYUA0+Nt5VokvRtyhxS2dN0RtL7cgHnLfo zYliXxMBJ57aoScl31HF9wnet221DnBdWw0Va9718c5O89YeUW6WJm0Pc3X0Ln5XuIlFoQ 897QFVDPviRnwPKQryqvo0JQnFGX437WTqmu9fJN2VQbzZkx9olZOY6DFL23cA== From: Miquel Raynal Date: Fri, 10 Jan 2025 15:45:28 +0100 Subject: [PATCH v3 26/27] mtd: spinand: winbond: Add comment about naming Precedence: bulk X-Mailing-List: linux-spi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250110-winbond-6-11-rc1-quad-support-v3-26-7ab4bd56cf6e@bootlin.com> References: <20250110-winbond-6-11-rc1-quad-support-v3-0-7ab4bd56cf6e@bootlin.com> In-Reply-To: <20250110-winbond-6-11-rc1-quad-support-v3-0-7ab4bd56cf6e@bootlin.com> To: Mark Brown , Sanjay R Mehta , Serge Semin , Han Xu , Conor Dooley , Daire McNamara , Matthias Brugger , AngeloGioacchino Del Regno , Haibo Chen , Yogesh Gaur , Heiko Stuebner , Michal Simek , Miquel Raynal , Richard Weinberger , Vignesh Raghavendra , Jacky Huang , Shan-Chun Hung , Chin-Ting Kuo , =?utf-8?q?C=C3=A9dric_Le_Goa?= =?utf-8?q?ter?= , Joel Stanley , Andrew Jeffery , Avi Fishman , Tomer Maimon , Tali Perry , Patrick Venture , Nancy Yuen , Benjamin Fair , Maxime Coquelin , Alexandre Torgue , Raju Rangoju Cc: Thomas Petazzoni , Steam Lin , linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org, imx@lists.linux.dev, linux-riscv@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-mtd@lists.infradead.org, linux-aspeed@lists.ozlabs.org, openbmc@lists.ozlabs.org, linux-stm32@st-md-mailman.stormreply.com X-Mailer: b4 0.15-dev X-GND-Sasl: miquel.raynal@bootlin.com Make the link between the core macros and the datasheet. Signed-off-by: Miquel Raynal --- drivers/mtd/nand/spi/winbond.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/mtd/nand/spi/winbond.c b/drivers/mtd/nand/spi/winbond.c index 97517d495e57a6e9e616ed7e66b4a8e9fc1fe62a..51972ba0f193c7b27ece0296c1590ddfed0ac813 100644 --- a/drivers/mtd/nand/spi/winbond.c +++ b/drivers/mtd/nand/spi/winbond.c @@ -18,6 +18,11 @@ #define W25N04KV_STATUS_ECC_5_8_BITFLIPS (3 << 4) +/* + * "X2" in the core is equivalent to "dual output" in the datasheets, + * "X4" in the core is equivalent to "quad output" in the datasheets. + */ + static SPINAND_OP_VARIANTS(read_cache_dtr_variants, SPINAND_PAGE_READ_FROM_CACHE_QUADIO_OP(0, 2, NULL, 0), SPINAND_PAGE_READ_FROM_CACHE_X4_OP(0, 1, NULL, 0),