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 X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6EE10ECDE43 for ; Thu, 18 Oct 2018 20:34:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 25DE02145D for ; Thu, 18 Oct 2018 20:34:31 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 25DE02145D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bootlin.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727334AbeJSEhM (ORCPT ); Fri, 19 Oct 2018 00:37:12 -0400 Received: from mail.bootlin.com ([62.4.15.54]:46366 "EHLO mail.bootlin.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725738AbeJSEhM (ORCPT ); Fri, 19 Oct 2018 00:37:12 -0400 Received: by mail.bootlin.com (Postfix, from userid 110) id D0ACD207C4; Thu, 18 Oct 2018 22:34:27 +0200 (CEST) Received: from bbrezillon (91-160-177-164.subs.proxad.net [91.160.177.164]) by mail.bootlin.com (Postfix) with ESMTPSA id 58C202072C; Thu, 18 Oct 2018 22:34:27 +0200 (CEST) Date: Thu, 18 Oct 2018 22:34:26 +0200 From: Boris Brezillon To: Jianxin Pan Cc: , Liang Yang , Yixun Lan , David Woodhouse , Brian Norris , Marek Vasut , Richard Weinberger , Jerome Brunet , Neil Armstrong , Martin Blumenstingl , Carlo Caione , Kevin Hilman , Rob Herring , Jian Hu , Hanjie Lin , Victor Wan , , , Subject: Re: [PATCH v5 2/2] mtd: rawnand: meson: add support for Amlogic NAND flash controller Message-ID: <20181018223426.5bfa23a1@bbrezillon> In-Reply-To: <1539839345-14021-3-git-send-email-jianxin.pan@amlogic.com> References: <1539839345-14021-1-git-send-email-jianxin.pan@amlogic.com> <1539839345-14021-3-git-send-email-jianxin.pan@amlogic.com> X-Mailer: Claws Mail 3.15.0-dirty (GTK+ 2.24.31; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 18 Oct 2018 13:09:05 +0800 Jianxin Pan wrote: > +static int meson_nand_bch_mode(struct nand_chip *nand) > +{ > + struct meson_nfc_nand_chip *meson_chip = to_meson_nand(nand); > + struct meson_nand_ecc meson_ecc[] = { > + MESON_ECC_DATA(NFC_ECC_BCH8_1K, 8), > + MESON_ECC_DATA(NFC_ECC_BCH24_1K, 24), > + MESON_ECC_DATA(NFC_ECC_BCH30_1K, 30), > + MESON_ECC_DATA(NFC_ECC_BCH40_1K, 40), > + MESON_ECC_DATA(NFC_ECC_BCH50_1K, 50), > + MESON_ECC_DATA(NFC_ECC_BCH60_1K, 60), > + }; > + int i, ret = 0; > + > + if (nand->ecc.strength > 60 || nand->ecc.strength < 8) > + return -EINVAL; > + > + for (i = 0; i < sizeof(meson_ecc); i++) { > + if (meson_ecc[i].strength == nand->ecc.strength) { > + meson_chip->bch_mode = meson_ecc[i].bch; > + break; return 0; > + } > + } > + > + return ret; return -EINVAL; > +} From mboxrd@z Thu Jan 1 00:00:00 1970 From: boris.brezillon@bootlin.com (Boris Brezillon) Date: Thu, 18 Oct 2018 22:34:26 +0200 Subject: [PATCH v5 2/2] mtd: rawnand: meson: add support for Amlogic NAND flash controller In-Reply-To: <1539839345-14021-3-git-send-email-jianxin.pan@amlogic.com> References: <1539839345-14021-1-git-send-email-jianxin.pan@amlogic.com> <1539839345-14021-3-git-send-email-jianxin.pan@amlogic.com> Message-ID: <20181018223426.5bfa23a1@bbrezillon> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Thu, 18 Oct 2018 13:09:05 +0800 Jianxin Pan wrote: > +static int meson_nand_bch_mode(struct nand_chip *nand) > +{ > + struct meson_nfc_nand_chip *meson_chip = to_meson_nand(nand); > + struct meson_nand_ecc meson_ecc[] = { > + MESON_ECC_DATA(NFC_ECC_BCH8_1K, 8), > + MESON_ECC_DATA(NFC_ECC_BCH24_1K, 24), > + MESON_ECC_DATA(NFC_ECC_BCH30_1K, 30), > + MESON_ECC_DATA(NFC_ECC_BCH40_1K, 40), > + MESON_ECC_DATA(NFC_ECC_BCH50_1K, 50), > + MESON_ECC_DATA(NFC_ECC_BCH60_1K, 60), > + }; > + int i, ret = 0; > + > + if (nand->ecc.strength > 60 || nand->ecc.strength < 8) > + return -EINVAL; > + > + for (i = 0; i < sizeof(meson_ecc); i++) { > + if (meson_ecc[i].strength == nand->ecc.strength) { > + meson_chip->bch_mode = meson_ecc[i].bch; > + break; return 0; > + } > + } > + > + return ret; return -EINVAL; > +} From mboxrd@z Thu Jan 1 00:00:00 1970 From: boris.brezillon@bootlin.com (Boris Brezillon) Date: Thu, 18 Oct 2018 22:34:26 +0200 Subject: [PATCH v5 2/2] mtd: rawnand: meson: add support for Amlogic NAND flash controller In-Reply-To: <1539839345-14021-3-git-send-email-jianxin.pan@amlogic.com> References: <1539839345-14021-1-git-send-email-jianxin.pan@amlogic.com> <1539839345-14021-3-git-send-email-jianxin.pan@amlogic.com> Message-ID: <20181018223426.5bfa23a1@bbrezillon> To: linus-amlogic@lists.infradead.org List-Id: linus-amlogic.lists.infradead.org On Thu, 18 Oct 2018 13:09:05 +0800 Jianxin Pan wrote: > +static int meson_nand_bch_mode(struct nand_chip *nand) > +{ > + struct meson_nfc_nand_chip *meson_chip = to_meson_nand(nand); > + struct meson_nand_ecc meson_ecc[] = { > + MESON_ECC_DATA(NFC_ECC_BCH8_1K, 8), > + MESON_ECC_DATA(NFC_ECC_BCH24_1K, 24), > + MESON_ECC_DATA(NFC_ECC_BCH30_1K, 30), > + MESON_ECC_DATA(NFC_ECC_BCH40_1K, 40), > + MESON_ECC_DATA(NFC_ECC_BCH50_1K, 50), > + MESON_ECC_DATA(NFC_ECC_BCH60_1K, 60), > + }; > + int i, ret = 0; > + > + if (nand->ecc.strength > 60 || nand->ecc.strength < 8) > + return -EINVAL; > + > + for (i = 0; i < sizeof(meson_ecc); i++) { > + if (meson_ecc[i].strength == nand->ecc.strength) { > + meson_chip->bch_mode = meson_ecc[i].bch; > + break; return 0; > + } > + } > + > + return ret; return -EINVAL; > +}