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=-9.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 B7850C43381 for ; Mon, 18 Feb 2019 13:45:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8A3B321902 for ; Mon, 18 Feb 2019 13:45:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1550497520; bh=wm/xvyKAh4hOPZeBLhIj5oV9Sy1L0m+PWfkeJ/MaCPA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=k7Pj3xVC0KRS7otdfkKX+/QsjNfxEasOGm4/z8MkS4IsWg/hauA/PugBTapXDgcC5 I6SgA1kksYQdRoEMnk9r/59HeIWcJcRJTLiyKMliQJI477e03ED5dhcQsE2V7D4adS cvOLLB1YlkMKtpFckmofScuilV+ZOOCmFRJ1b7lc= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729542AbfBRNpT (ORCPT ); Mon, 18 Feb 2019 08:45:19 -0500 Received: from mail.kernel.org ([198.145.29.99]:51300 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731281AbfBRNpP (ORCPT ); Mon, 18 Feb 2019 08:45:15 -0500 Received: from localhost (5356596B.cm-6-7b.dynamic.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 3D6E521902; Mon, 18 Feb 2019 13:45:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1550497514; bh=wm/xvyKAh4hOPZeBLhIj5oV9Sy1L0m+PWfkeJ/MaCPA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=DXYpxvX2gTmD9XeRw54F2BQIgWriuLmm3m8zxpoiOzKtKmY1MvJdrP7Oa1yEaV7/L 3dWDyJ8JgRVs8QmxlcCiH1xYdaG6fAidnGhxFFZqe2GbRhw+xovvvCIYHwgdNkNx60 0PLJ7a7WPYVUAMv0dYl4RDPaCGMmnACjidrxPk7I= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Adrian Bunk , Bartosz Golaszewski , Sasha Levin Subject: [PATCH 4.20 02/92] eeprom: at24: add support for 24c2048 Date: Mon, 18 Feb 2019 14:42:05 +0100 Message-Id: <20190218133454.872363445@linuxfoundation.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190218133454.668268457@linuxfoundation.org> References: <20190218133454.668268457@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review X-Patchwork-Hint: ignore MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 4.20-stable review patch. If anyone has any objections, please let me know. ------------------ [ Upstream commit 37cf28d3b5bca1b532a0b6aac722e7f2788a9294 ] Works with ST M24M02. Signed-off-by: Adrian Bunk Signed-off-by: Bartosz Golaszewski Signed-off-by: Sasha Levin --- drivers/misc/eeprom/Kconfig | 2 +- drivers/misc/eeprom/at24.c | 3 +++ 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/misc/eeprom/Kconfig b/drivers/misc/eeprom/Kconfig index fe7a1d27a017..a846faefa210 100644 --- a/drivers/misc/eeprom/Kconfig +++ b/drivers/misc/eeprom/Kconfig @@ -13,7 +13,7 @@ config EEPROM_AT24 ones like at24c64, 24lc02 or fm24c04: 24c00, 24c01, 24c02, spd (readonly 24c02), 24c04, 24c08, - 24c16, 24c32, 24c64, 24c128, 24c256, 24c512, 24c1024 + 24c16, 24c32, 24c64, 24c128, 24c256, 24c512, 24c1024, 24c2048 Unless you like data loss puzzles, always be sure that any chip you configure as a 24c32 (32 kbit) or larger is NOT really a diff --git a/drivers/misc/eeprom/at24.c b/drivers/misc/eeprom/at24.c index 636ed7149793..ddfcf4ade7bf 100644 --- a/drivers/misc/eeprom/at24.c +++ b/drivers/misc/eeprom/at24.c @@ -156,6 +156,7 @@ AT24_CHIP_DATA(at24_data_24c128, 131072 / 8, AT24_FLAG_ADDR16); AT24_CHIP_DATA(at24_data_24c256, 262144 / 8, AT24_FLAG_ADDR16); AT24_CHIP_DATA(at24_data_24c512, 524288 / 8, AT24_FLAG_ADDR16); AT24_CHIP_DATA(at24_data_24c1024, 1048576 / 8, AT24_FLAG_ADDR16); +AT24_CHIP_DATA(at24_data_24c2048, 2097152 / 8, AT24_FLAG_ADDR16); /* identical to 24c08 ? */ AT24_CHIP_DATA(at24_data_INT3499, 8192 / 8, 0); @@ -182,6 +183,7 @@ static const struct i2c_device_id at24_ids[] = { { "24c256", (kernel_ulong_t)&at24_data_24c256 }, { "24c512", (kernel_ulong_t)&at24_data_24c512 }, { "24c1024", (kernel_ulong_t)&at24_data_24c1024 }, + { "24c2048", (kernel_ulong_t)&at24_data_24c2048 }, { "at24", 0 }, { /* END OF LIST */ } }; @@ -210,6 +212,7 @@ static const struct of_device_id at24_of_match[] = { { .compatible = "atmel,24c256", .data = &at24_data_24c256 }, { .compatible = "atmel,24c512", .data = &at24_data_24c512 }, { .compatible = "atmel,24c1024", .data = &at24_data_24c1024 }, + { .compatible = "atmel,24c2048", .data = &at24_data_24c2048 }, { /* END OF LIST */ }, }; MODULE_DEVICE_TABLE(of, at24_of_match); -- 2.19.1