From patchwork Mon Jun 17 02:42:14 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Simon Horman X-Patchwork-Id: 2730081 Return-Path: X-Original-To: patchwork-linux-sh@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 10DAC9F472 for ; Mon, 17 Jun 2013 02:41:28 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 39A0620161 for ; Mon, 17 Jun 2013 02:41:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0A2292017B for ; Mon, 17 Jun 2013 02:41:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755199Ab3FQClZ (ORCPT ); Sun, 16 Jun 2013 22:41:25 -0400 Received: from kirsty.vergenet.net ([202.4.237.240]:51922 "EHLO kirsty.vergenet.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755246Ab3FQClY (ORCPT ); Sun, 16 Jun 2013 22:41:24 -0400 Received: from penelope.isobedori.kobe.vergenet.net (p5212-ipbfp1903kobeminato.hyogo.ocn.ne.jp [114.172.132.212]) by kirsty.vergenet.net (Postfix) with ESMTP id 9D76E25C00D; Mon, 17 Jun 2013 12:41:22 +1000 (EST) Received: by penelope.isobedori.kobe.vergenet.net (Postfix, from userid 7100) id 320F67C1B5B; Mon, 17 Jun 2013 11:42:26 +0900 (JST) From: Simon Horman To: Greg Kroah-Hartman , linux-serial@vger.kernel.org, linux-sh@vger.kernel.org Cc: Jiri Slaby , Ulrich Hecht , Magnus Damm , Paul Mundt , Arnd Bergmann , Olof Johansson , linux-arm-kernel@lists.infradead.org Subject: [PATCH 2/2] ARM: shmobile: r8a7790: don't use external clock for SCIFs Date: Mon, 17 Jun 2013 11:42:14 +0900 Message-Id: <1371436934-27744-3-git-send-email-horms+renesas@verge.net.au> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1371436934-27744-1-git-send-email-horms+renesas@verge.net.au> References: <1371436934-27744-1-git-send-email-horms+renesas@verge.net.au> Sender: linux-sh-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org X-Spam-Status: No, score=-8.0 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Ulrich Hecht This is an external component and may or may not be there, while the internal clock always works. Signed-off-by: Ulrich Hecht Acked-by: Simon Horman --- arch/arm/mach-shmobile/setup-r8a7790.c | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) diff --git a/arch/arm/mach-shmobile/setup-r8a7790.c b/arch/arm/mach-shmobile/setup-r8a7790.c index 49de2d5..6531f3d 100644 --- a/arch/arm/mach-shmobile/setup-r8a7790.c +++ b/arch/arm/mach-shmobile/setup-r8a7790.c @@ -64,10 +64,18 @@ void __init r8a7790_pinmux_init(void) [index] = { \ SCIF_COMMON(PORT_SCIF, baseaddr, irq), \ .scbrr_algo_id = SCBRR_ALGO_2, \ - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_CKE1, \ + .scscr = SCSCR_RE | SCSCR_TE, \ } -enum { SCIFA0, SCIFA1, SCIFB0, SCIFB1, SCIFB2, SCIFA2, SCIF0, SCIF1 }; +#define HSCIF_DATA(index, baseaddr, irq) \ +[index] = { \ + SCIF_COMMON(PORT_HSCIF, baseaddr, irq), \ + .scbrr_algo_id = SCBRR_ALGO_6, \ + .scscr = SCSCR_RE | SCSCR_TE, \ +} + +enum { SCIFA0, SCIFA1, SCIFB0, SCIFB1, SCIFB2, SCIFA2, SCIF0, SCIF1, + HSCIF0, HSCIF1 }; static const struct plat_sci_port scif[] = { SCIFA_DATA(SCIFA0, 0xe6c40000, gic_spi(144)), /* SCIFA0 */ @@ -78,6 +86,8 @@ static const struct plat_sci_port scif[] = { SCIFA_DATA(SCIFA2, 0xe6c60000, gic_spi(151)), /* SCIFA2 */ SCIF_DATA(SCIF0, 0xe6e60000, gic_spi(152)), /* SCIF0 */ SCIF_DATA(SCIF1, 0xe6e68000, gic_spi(153)), /* SCIF1 */ + HSCIF_DATA(HSCIF0, 0xe62c0000, gic_spi(154)), /* HSCIF0 */ + HSCIF_DATA(HSCIF1, 0xe62c8000, gic_spi(155)), /* HSCIF1 */ }; static inline void r8a7790_register_scif(int idx) @@ -115,6 +125,8 @@ void __init r8a7790_add_standard_devices(void) r8a7790_register_scif(SCIFA2); r8a7790_register_scif(SCIF0); r8a7790_register_scif(SCIF1); + r8a7790_register_scif(HSCIF0); + r8a7790_register_scif(HSCIF1); r8a7790_register_irqc(0); }