From patchwork Sat Dec 14 05:52:53 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Simon Horman X-Patchwork-Id: 3346041 Return-Path: X-Original-To: patchwork-ltsi-dev@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 8D5139F243 for ; Sat, 14 Dec 2013 06:24:12 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id BADC020783 for ; Sat, 14 Dec 2013 06:24:11 +0000 (UTC) Received: from mail.linuxfoundation.org (mail.linuxfoundation.org [140.211.169.12]) by mail.kernel.org (Postfix) with ESMTP id 0979320781 for ; Sat, 14 Dec 2013 06:24:11 +0000 (UTC) Received: from mail.linux-foundation.org (localhost [IPv6:::1]) by mail.linuxfoundation.org (Postfix) with ESMTP id 50926936; Sat, 14 Dec 2013 06:23:13 +0000 (UTC) X-Original-To: ltsi-dev@lists.linuxfoundation.org Delivered-To: ltsi-dev@mail.linuxfoundation.org Received: from smtp2.linuxfoundation.org (smtp2.linux-foundation.org [172.17.192.36]) by mail.linuxfoundation.org (Postfix) with ESMTP id 8A53C8D5 for ; Sat, 14 Dec 2013 06:23:08 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from kirsty.vergenet.net (kirsty.vergenet.net [202.4.237.240]) by smtp2.linuxfoundation.org (Postfix) with ESMTP id 18E1C1DD76 for ; Sat, 14 Dec 2013 06:23:08 +0000 (UTC) Received: from penelope.isobedori.kobe.vergenet.net (g1-27-253-251-111.bmobile.ne.jp [27.253.251.111]) by kirsty.vergenet.net (Postfix) with ESMTP id 907E9267211; Sat, 14 Dec 2013 17:00:10 +1100 (EST) Received: by penelope.isobedori.kobe.vergenet.net (Postfix, from userid 7100) id 4FF327C03C8; Sat, 14 Dec 2013 14:53:57 +0900 (JST) From: Simon Horman To: ltsi-dev@lists.linuxfoundation.org Date: Sat, 14 Dec 2013 14:52:53 +0900 Message-Id: <1387000406-29111-205-git-send-email-horms+renesas@verge.net.au> X-Mailer: git-send-email 1.8.4 In-Reply-To: <1387000406-29111-1-git-send-email-horms+renesas@verge.net.au> References: <1387000406-29111-1-git-send-email-horms+renesas@verge.net.au> X-Spam-Status: No, score=-2.3 required=5.0 tests=BAYES_00,RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org Cc: Magnus Damm Subject: [LTSI-dev] [PATCH 204/237] ARM: shmobile: bockw: add SMSC support on reference X-BeenThere: ltsi-dev@lists.linuxfoundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: "A list to discuss patches, development, and other things related to the LTSI project" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: ltsi-dev-bounces@lists.linuxfoundation.org Errors-To: ltsi-dev-bounces@lists.linuxfoundation.org X-Virus-Scanned: ClamAV using ClamSMTP From: Kuninori Morimoto This patch enables INTC IRQ, and SMSC IRQ. Signed-off-by: Kuninori Morimoto Signed-off-by: Simon Horman (cherry picked from commit 90357fcbf2fcb9e50899fd3b2a91a6dc3cfe5ea5) Signed-off-by: Simon Horman --- arch/arm/mach-shmobile/board-bockw-reference.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/arch/arm/mach-shmobile/board-bockw-reference.c b/arch/arm/mach-shmobile/board-bockw-reference.c index 1a7c893..ae88fda 100644 --- a/arch/arm/mach-shmobile/board-bockw-reference.c +++ b/arch/arm/mach-shmobile/board-bockw-reference.c @@ -36,15 +36,35 @@ static const struct pinctrl_map bockw_pinctrl_map[] = { "scif0_ctrl", "scif0"), }; +#define FPGA 0x18200000 +#define IRQ0MR 0x30 +#define COMCTLR 0x101c static void __init bockw_init(void) { + static void __iomem *fpga; + r8a7778_clock_init(); + r8a7778_init_irq_extpin_dt(1); pinctrl_register_mappings(bockw_pinctrl_map, ARRAY_SIZE(bockw_pinctrl_map)); r8a7778_pinmux_init(); r8a7778_add_dt_devices(); + fpga = ioremap_nocache(FPGA, SZ_1M); + if (fpga) { + /* + * CAUTION + * + * IRQ0/1 is cascaded interrupt from FPGA. + * it should be cared in the future + * Now, it is assuming IRQ0 was used only from SMSC. + */ + u16 val = ioread16(fpga + IRQ0MR); + val &= ~(1 << 4); /* enable SMSC911x */ + iowrite16(val, fpga + IRQ0MR); + } + of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); }