Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755869Ab3FQNjs (ORCPT ); Mon, 17 Jun 2013 09:39:48 -0400 Received: from mail-la0-f49.google.com ([209.85.215.49]:62854 "EHLO mail-la0-f49.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755726Ab3FQNjq (ORCPT ); Mon, 17 Jun 2013 09:39:46 -0400 From: Jonas Jensen To: linux-arm-kernel@lists.infradead.org Cc: linux@arm.linux.org.uk, linux-kernel@vger.kernel.org, ulli.kroll@googlemail.com, arm@kernel.org, Jonas Jensen Subject: [PATCH] ARM: mm: cpu_fa526_do_idle: remove WFI Date: Mon, 17 Jun 2013 15:39:20 +0200 Message-Id: <1371476360-8751-1-git-send-email-jonas.jensen@gmail.com> X-Mailer: git-send-email 1.7.2.5 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1206 Lines: 32 As it was already suggested by Russell King and Arnd Bergmann ( https://lkml.org/lkml/2013/5/16/133 ), moxart and gemini seem to be the only platforms using CPU_FA526, and instead of pointing arm_pm_idle to an empty function from platform code, it makes sense to remove WFI code from the processor specific idle function. Note: moxart boots and prints to UART without this patch, but input is broken. Signed-off-by: Jonas Jensen --- arch/arm/mm/proc-fa526.S | 4 +--- 1 files changed, 1 insertions(+), 3 deletions(-) diff --git a/arch/arm/mm/proc-fa526.S b/arch/arm/mm/proc-fa526.S index d217e97..85280b1 100644 --- a/arch/arm/mm/proc-fa526.S +++ b/arch/arm/mm/proc-fa526.S @@ -81,9 +81,7 @@ ENDPROC(cpu_fa526_reset) */ .align 4 ENTRY(cpu_fa526_do_idle) - mcr p15, 0, r0, c7, c0, 4 @ Wait for interrupt - mov pc, lr - + nop ENTRY(cpu_fa526_dcache_clean_area) 1: mcr p15, 0, r0, c7, c10, 1 @ clean D entry -- 1.7.2.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/