From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kukjin Kim Subject: [PATCH] ARM: SAMSUNG: fix to support for missing cpu specific map_io Date: Tue, 30 Jul 2013 13:27:57 +0900 Message-ID: <190501ce8cdd$2abd6780$80383680$%kim@samsung.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Return-path: Received: from mailout3.samsung.com ([203.254.224.33]:52169 "EHLO mailout3.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752515Ab3G3E17 (ORCPT ); Tue, 30 Jul 2013 00:27:59 -0400 Received: from epcpsbgr3.samsung.com (u143.gpu120.samsung.co.kr [203.254.230.143]) by mailout3.samsung.com (Oracle Communications Messaging Server 7u4-24.01 (7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTP id <0MQQ0059IF2FUVF0@mailout3.samsung.com> for linux-samsung-soc@vger.kernel.org; Tue, 30 Jul 2013 13:27:57 +0900 (KST) Content-language: ko Sender: linux-samsung-soc-owner@vger.kernel.org List-Id: linux-samsung-soc@vger.kernel.org To: linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org Cc: 'Kukjin Kim' , 'Kukjin Kim' Since commit 7ed76e08 (ARM: EXYNOS: Fix low level debug support) map_io() is not needed for exynos5440 so need to fix to lookup cpu which using map_io(). Without this, kernel boot log complains 'CPU EXYNOS5440 support not enabled' on exynos5440 and panic(). Signed-off-by: Kukjin Kim --- arch/arm/plat-samsung/init.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/arch/arm/plat-samsung/init.c b/arch/arm/plat-samsung/init.c index 3e5c461..50a3ea0 100644 --- a/arch/arm/plat-samsung/init.c +++ b/arch/arm/plat-samsung/init.c @@ -55,12 +55,13 @@ void __init s3c_init_cpu(unsigned long idcode, printk("CPU %s (id 0x%08lx)\n", cpu->name, idcode); - if (cpu->map_io == NULL || cpu->init == NULL) { + if (cpu->init == NULL) { printk(KERN_ERR "CPU %s support not enabled\n", cpu->name); panic("Unsupported Samsung CPU"); } - cpu->map_io(); + if (cpu->map_io) + cpu->map_io(); } /* s3c24xx_init_clocks -- 1.7.10.4