From patchwork Wed Jan 11 14:43:24 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Pinchart X-Patchwork-Id: 9510279 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 6E32D6075C for ; Wed, 11 Jan 2017 14:44:15 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 60B5E28542 for ; Wed, 11 Jan 2017 14:44:15 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5504528652; Wed, 11 Jan 2017 14:44:15 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI,T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 0410428542 for ; Wed, 11 Jan 2017 14:44:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S937837AbdAKOoN (ORCPT ); Wed, 11 Jan 2017 09:44:13 -0500 Received: from galahad.ideasonboard.com ([185.26.127.97]:58693 "EHLO galahad.ideasonboard.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S937277AbdAKOne (ORCPT ); Wed, 11 Jan 2017 09:43:34 -0500 Received: from avalon.bb.dnainternet.fi (dfj612ybrt5fhg77mgycy-3.rev.dnainternet.fi [IPv6:2001:14ba:21f5:5b00:2e86:4862:ef6a:2804]) by galahad.ideasonboard.com (Postfix) with ESMTPSA id B139A201C4; Wed, 11 Jan 2017 15:43:02 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1484145783; bh=UeWfHEjainE8heFsTVASz7Ygj7pxuojHaY0jDcrS0DU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Z7o9vvi9+Im3nf8rF6xGLh7+LgBQWl+3il60Q9upVURudq4LwfclWBhOgnAWbpHKM NtTK9mqKMyU7aL7VZEo9w2mSgS8A2cfLj/9uFlPlHTMbrisgJH5GhqFwreBN+zGgYu 6AO14jld3L1arV1sR6xRSMqxMtPuI0xfva7mwVoI= From: Laurent Pinchart To: linux-renesas-soc@vger.kernel.org Cc: linux-sh@vger.kernel.org, linux-serial@vger.kernel.org, Geert Uytterhoeven Subject: [PATCH v2 02/18] serial: sh-sci: Don't rely on platform data flags when not needed Date: Wed, 11 Jan 2017 16:43:24 +0200 Message-Id: <20170111144340.29074-3-laurent.pinchart+renesas@ideasonboard.com> X-Mailer: git-send-email 2.10.2 In-Reply-To: <20170111144340.29074-1-laurent.pinchart+renesas@ideasonboard.com> References: <20170111144340.29074-1-laurent.pinchart+renesas@ideasonboard.com> Sender: linux-sh-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The UPF_BOOT_AUTOCONF platform data flag is set by all platforms, hardcode it. The UPF_IOREMAP flag is set by a single SH platform and thus needs to be kept. However, for ARM platforms, we can base the decision on whether an OF node is present and bypass the platform data flags completely. Signed-off-by: Laurent Pinchart Reviewed-by: Geert Uytterhoeven --- drivers/tty/serial/sh-sci.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c index 1e573611719e..8c58c43fc85d 100644 --- a/drivers/tty/serial/sh-sci.c +++ b/drivers/tty/serial/sh-sci.c @@ -2453,7 +2453,7 @@ static int sci_remap_port(struct uart_port *port) if (port->membase) return 0; - if (port->flags & UPF_IOREMAP) { + if (port->dev->of_node || (port->flags & UPF_IOREMAP)) { port->membase = ioremap_nocache(port->mapbase, sport->reg_size); if (unlikely(!port->membase)) { dev_err(port->dev, "can't remap port#%d\n", port->line); @@ -2475,7 +2475,7 @@ static void sci_release_port(struct uart_port *port) { struct sci_port *sport = to_sci_port(port); - if (port->flags & UPF_IOREMAP) { + if (port->dev->of_node || (port->flags & UPF_IOREMAP)) { iounmap(port->membase); port->membase = NULL; } @@ -2731,7 +2731,7 @@ static int sci_init_single(struct platform_device *dev, } port->type = p->type; - port->flags = UPF_FIXED_PORT | p->flags; + port->flags = UPF_FIXED_PORT | UPF_BOOT_AUTOCONF | p->flags; port->regshift = p->regshift; /* @@ -2993,7 +2993,6 @@ sci_parse_dt(struct platform_device *pdev, unsigned int *dev_id) *dev_id = id; - p->flags = UPF_IOREMAP | UPF_BOOT_AUTOCONF; p->type = SCI_OF_TYPE(match->data); p->regtype = SCI_OF_REGTYPE(match->data);