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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT 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 BDACDCA9ED3 for ; Sun, 3 Nov 2019 01:36:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9F2FD20679 for ; Sun, 3 Nov 2019 01:36:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727556AbfKCBg6 (ORCPT ); Sat, 2 Nov 2019 21:36:58 -0400 Received: from mx2.suse.de ([195.135.220.15]:59452 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727503AbfKCBg5 (ORCPT ); Sat, 2 Nov 2019 21:36:57 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id B597CB30C; Sun, 3 Nov 2019 01:36:56 +0000 (UTC) From: =?UTF-8?q?Andreas=20F=C3=A4rber?= To: linux-realtek-soc@lists.infradead.org Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, =?UTF-8?q?Andreas=20F=C3=A4rber?= Subject: [RFC 10/11] soc: realtek: chip: Detect RTD1294 Date: Sun, 3 Nov 2019 02:36:44 +0100 Message-Id: <20191103013645.9856-11-afaerber@suse.de> X-Mailer: git-send-email 2.16.4 In-Reply-To: <20191103013645.9856-1-afaerber@suse.de> References: <20191103013645.9856-1-afaerber@suse.de> 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 Detection logic from downstream include/soc/realtek/rtd129x_cpu.h. Signed-off-by: Andreas Färber --- drivers/soc/realtek/chip.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/soc/realtek/chip.c b/drivers/soc/realtek/chip.c index f4b26fb048c7..e13339a4ca2e 100644 --- a/drivers/soc/realtek/chip.c +++ b/drivers/soc/realtek/chip.c @@ -54,6 +54,14 @@ static const char *rtd1295_name(struct device *dev, const struct rtd_soc *s) { void __iomem *base; + base = of_iomap(dev->of_node, 2); + if (base) { + u32 efuse = readl_relaxed(base); + iounmap(base); + if ((efuse & 0x3) == 0x1) + return "RTD1294"; + } + base = of_iomap(dev->of_node, 1); if (base) { u32 chipinfo1 = readl_relaxed(base); -- 2.16.4