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 EA0D2CCD18D for ; Mon, 13 Oct 2025 15:27:43 +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: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=+2C6Y7QvX0FPwTw070QW7rXZAP/U111s0G+dQuIpjU4=; b=Fw4d6AijSAJGRet0AZU3+9qCpb rneR9T0KCQwY+YHm+8iPO4yGtgWw+ZhbjIClXZ2JhtfDCmkdXWYYWdLQHg4Gcb0vtvDigy/MNvez4 0B6v0KVLXclD9FQO8JQrvOG1znCl10Ljto+V6aYKRGXmvDGU8lSpqslzz0j2soayrJXuHz9XNOrKi 94VajXDHUCl7ducOhGwSDodkPftHj6575q6SklpfXgE6zrBxU7QOLqJ28oiXg/qpXp96SXQjI5pza Ceb2dvC6KOqoSxLYr2QkjFMWAE+vZC5xDWkkQZEAbLHRmRA8EVxKeR3SLHCnZR349kbuy4Drgn79O mJ4CSWSQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1v8KSX-0000000DeCX-2ZId; Mon, 13 Oct 2025 15:27:37 +0000 Received: from smtpout-04.galae.net ([185.171.202.116]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1v8KST-0000000De6E-3eW1 for linux-arm-kernel@lists.infradead.org; Mon, 13 Oct 2025 15:27:35 +0000 Received: from smtpout-01.galae.net (smtpout-01.galae.net [212.83.139.233]) by smtpout-04.galae.net (Postfix) with ESMTPS id 00B5FC093B1; Mon, 13 Oct 2025 15:27:13 +0000 (UTC) Received: from mail.galae.net (mail.galae.net [212.83.136.155]) by smtpout-01.galae.net (Postfix) with ESMTPS id E987B6067B; Mon, 13 Oct 2025 15:27:31 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id DD8BB102F226E; Mon, 13 Oct 2025 17:27:28 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=dkim; t=1760369250; h=from:subject:date:message-id:to:cc:mime-version: content-transfer-encoding:in-reply-to:references; bh=+2C6Y7QvX0FPwTw070QW7rXZAP/U111s0G+dQuIpjU4=; b=SUoSskjXqGjUJ44lWbsBZyewVY3yJhY1PWe6JpAVZ48Qe9fTjfuLBUOLF5Gm0mlGA3nDph 77nQ4xzTAEdJ3IcI7D15nMVGtcb2VhRKlRZNPjpGLka7i/68HqR24sEzKaJSaWSgFhSG37 wcsF/a8Kfdxvbt529MB2D3hFP1YmrPmJ+fnEicAetJgrVRIiMWVYlI1AJB6926TjsOeCst +HEb2LOicOWufqGIPcqwXpXWwm6McJQzEZjJ2dzpwQqLJiSCLzgWm12/bvqVTQ8hR782ln 4cpHqxZ7jqoSQCo6eWe+9SbHO0oIcYL4k7Hkl1iJJW7/u9zkRn6MdrA6xlFNaw== From: Richard Genoud To: Miquel Raynal , Richard Weinberger , Vignesh Raghavendra , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland Cc: =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= , Wentao Liang , Johan Hovold , Maxime Ripard , Thomas Petazzoni , linux-mtd@lists.infradead.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org, Richard Genoud Subject: [PATCH v2 03/15] mtd: rawnand: sunxi: introduce reg_ecc_err_cnt in sunxi_nfc_caps Date: Mon, 13 Oct 2025 17:26:33 +0200 Message-ID: <20251013152645.1119308-4-richard.genoud@bootlin.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20251013152645.1119308-1-richard.genoud@bootlin.com> References: <20251013152645.1119308-1-richard.genoud@bootlin.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Last-TLS-Session-Version: TLSv1.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251013_082734_089570_FC9256C4 X-CRM114-Status: GOOD ( 11.56 ) 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 The H6/H616 ECC_ERR_CNT register is not at the same offset as the A10/A23 one, so move its offset into sunxi_nfc_caps No functional change. Signed-off-by: Richard Genoud --- drivers/mtd/nand/raw/sunxi_nand.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/drivers/mtd/nand/raw/sunxi_nand.c b/drivers/mtd/nand/raw/sunxi_nand.c index d3b17d54f04c..0285e4d0ca7f 100644 --- a/drivers/mtd/nand/raw/sunxi_nand.c +++ b/drivers/mtd/nand/raw/sunxi_nand.c @@ -46,7 +46,8 @@ #define NFC_REG_ECC_CTL 0x0034 #define NFC_REG_ECC_ST 0x0038 #define NFC_REG_DEBUG 0x003C -#define NFC_REG_ECC_ERR_CNT(x) ((0x0040 + (x)) & ~0x3) +#define NFC_REG_A10_ECC_ERR_CNT 0x0040 +#define NFC_REG_ECC_ERR_CNT(nfc, x) ((nfc->caps->reg_ecc_err_cnt + (x)) & ~0x3) #define NFC_REG_USER_DATA(x) (0x0050 + ((x) * 4)) #define NFC_REG_SPARE_AREA 0x00A0 #define NFC_REG_PAT_ID 0x00A4 @@ -212,6 +213,7 @@ static inline struct sunxi_nand_chip *to_sunxi_nand(struct nand_chip *nand) * @has_mdma: Use mbus dma mode, otherwise general dma * through MBUS on A23/A33 needs extra configuration. * @reg_io_data: I/O data register + * @reg_ecc_err_cnt: ECC error counter register * @dma_maxburst: DMA maxburst * @ecc_strengths: Available ECC strengths array * @nstrengths: Size of @ecc_strengths @@ -219,6 +221,7 @@ static inline struct sunxi_nand_chip *to_sunxi_nand(struct nand_chip *nand) struct sunxi_nfc_caps { bool has_mdma; unsigned int reg_io_data; + unsigned int reg_ecc_err_cnt; unsigned int dma_maxburst; const u8 *ecc_strengths; unsigned int nstrengths; @@ -790,7 +793,7 @@ static int sunxi_nfc_hw_ecc_correct(struct nand_chip *nand, u8 *data, u8 *oob, return 0; } - tmp = readl(nfc->regs + NFC_REG_ECC_ERR_CNT(step)); + tmp = readl(nfc->regs + NFC_REG_ECC_ERR_CNT(nfc, step)); return NFC_ECC_ERR_CNT(step, tmp); } @@ -2177,6 +2180,7 @@ static const u8 sunxi_ecc_strengths_a10[] = { static const struct sunxi_nfc_caps sunxi_nfc_a10_caps = { .reg_io_data = NFC_REG_A10_IO_DATA, + .reg_ecc_err_cnt = NFC_REG_A10_ECC_ERR_CNT, .dma_maxburst = 4, .ecc_strengths = sunxi_ecc_strengths_a10, .nstrengths = ARRAY_SIZE(sunxi_ecc_strengths_a10), @@ -2185,6 +2189,7 @@ static const struct sunxi_nfc_caps sunxi_nfc_a10_caps = { static const struct sunxi_nfc_caps sunxi_nfc_a23_caps = { .has_mdma = true, .reg_io_data = NFC_REG_A23_IO_DATA, + .reg_ecc_err_cnt = NFC_REG_A10_ECC_ERR_CNT, .dma_maxburst = 8, .ecc_strengths = sunxi_ecc_strengths_a10, .nstrengths = ARRAY_SIZE(sunxi_ecc_strengths_a10),