From patchwork Wed Sep 23 08:54:01 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marc Kleine-Budde X-Patchwork-Id: 1369688 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=pengutronix.de Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4BxBnM3wpJz9sSn for ; Wed, 23 Sep 2020 18:54:31 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726557AbgIWIya (ORCPT ); Wed, 23 Sep 2020 04:54:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38314 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726360AbgIWIyZ (ORCPT ); Wed, 23 Sep 2020 04:54:25 -0400 Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [IPv6:2001:67c:670:201:290:27ff:fe1d:cc33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 79D69C0613D1 for ; Wed, 23 Sep 2020 01:54:25 -0700 (PDT) Received: from heimdall.vpn.pengutronix.de ([2001:67c:670:205:1d::14] helo=blackshift.org) by metis.ext.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1kL0Xf-0000uS-Lo; Wed, 23 Sep 2020 10:54:23 +0200 From: Marc Kleine-Budde To: netdev@vger.kernel.org Cc: davem@davemloft.net, linux-can@vger.kernel.org, kernel@pengutronix.de, michael@walle.cc, qiangqing.zhang@nxp.com, Marc Kleine-Budde Subject: [PATCH 03/20] can: flexcan: more register names Date: Wed, 23 Sep 2020 10:54:01 +0200 Message-Id: <20200923085418.2685858-4-mkl@pengutronix.de> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200923085418.2685858-1-mkl@pengutronix.de> References: <20200923085418.2685858-1-mkl@pengutronix.de> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2001:67c:670:205:1d::14 X-SA-Exim-Mail-From: mkl@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: netdev@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org This patch adds some new register names and tries to ensure with a static_assert that the documented offset is correct. Signed-off-by: Marc Kleine-Budde Link: https://lore.kernel.org/r/20200922144429.2613631-4-mkl@pengutronix.de --- drivers/net/can/flexcan.c | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c index 43fa38033383..c24d7b63e1b9 100644 --- a/drivers/net/can/flexcan.c +++ b/drivers/net/can/flexcan.c @@ -205,7 +205,7 @@ struct flexcan_regs { u32 mcr; /* 0x00 */ u32 ctrl; /* 0x04 */ u32 timer; /* 0x08 */ - u32 _reserved1; /* 0x0c */ + u32 tcr; /* 0x0c */ u32 rxgmask; /* 0x10 */ u32 rx14mask; /* 0x14 */ u32 rx15mask; /* 0x18 */ @@ -225,7 +225,11 @@ struct flexcan_regs { u32 crcr; /* 0x44 */ u32 rxfgmask; /* 0x48 */ u32 rxfir; /* 0x4c */ - u32 _reserved3[12]; /* 0x50 */ + u32 cbt; /* 0x50 */ + u32 _reserved2; /* 0x54 */ + u32 dbg1; /* 0x58 */ + u32 dbg2; /* 0x5c */ + u32 _reserved3[8]; /* 0x60 */ u8 mb[2][512]; /* 0x80 */ /* FIFO-mode: * MB @@ -250,8 +254,14 @@ struct flexcan_regs { u32 rerrdr; /* 0xaf4 */ u32 rerrsynr; /* 0xaf8 */ u32 errsr; /* 0xafc */ + u32 _reserved7[64]; /* 0xb00 */ + u32 fdctrl; /* 0xc00 */ + u32 fdcbt; /* 0xc04 */ + u32 fdcrc; /* 0xc08 */ }; +static_assert(sizeof(struct flexcan_regs) == 0x4 + 0xc08); + struct flexcan_devtype_data { u32 quirks; /* quirks needed for different IP cores */ };