Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753613AbaAVIbV (ORCPT ); Wed, 22 Jan 2014 03:31:21 -0500 Received: from mail-wg0-f48.google.com ([74.125.82.48]:39183 "EHLO mail-wg0-f48.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750850AbaAVIbR (ORCPT ); Wed, 22 Jan 2014 03:31:17 -0500 Message-ID: <52DF81D4.9000008@linaro.org> Date: Wed, 22 Jan 2014 09:31:16 +0100 From: Daniel Lezcano User-Agent: Mozilla/5.0 (X11; Linux i686; rv:24.0) Gecko/20100101 Thunderbird/24.2.0 MIME-Version: 1.0 To: Jingoo Han CC: "'Thomas Gleixner'" , "'Kukjin Kim'" , linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-samsung-soc@vger.kernel.org, "'Thomas Abraham'" , "'Tomasz Figa'" Subject: Re: [PATCH] Documentation: devicetree: mct: Fix counter bit of CPU local timers References: <000001cf1687$a0e5e250$e2b1a6f0$%han@samsung.com> <000101cf1749$30ae3b50$920ab1f0$%han@samsung.com> In-Reply-To: <000101cf1749$30ae3b50$920ab1f0$%han@samsung.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 01/22/2014 09:08 AM, Jingoo Han wrote: > On Tuesday, January 21, 2014 6:03 PM, Jingoo Han wrote: >> >> According to the datasheet of Exynos SoCs, the counter bit >> of CPU local timers is 31-bit, not 32-bit; thus, it should >> be fixed. > > Please, ignore this patch. > There is a 31-bit counter in CPU local timers; however, > FRC (free running down-counters) of CPU local timers is > 32-bit. Thus, there is no need to fix it. > Thank you. Ok. >> >> Signed-off-by: Jingoo Han >> --- >> Documentation/devicetree/bindings/timer/samsung,exynos4210-mct.txt | 2 +- >> 1 file changed, 1 insertion(+), 1 deletion(-) >> >> diff --git a/Documentation/devicetree/bindings/timer/samsung,exynos4210-mct.txt >> b/Documentation/devicetree/bindings/timer/samsung,exynos4210-mct.txt >> index 167d5da..8c77791 100644 >> --- a/Documentation/devicetree/bindings/timer/samsung,exynos4210-mct.txt >> +++ b/Documentation/devicetree/bindings/timer/samsung,exynos4210-mct.txt >> @@ -3,7 +3,7 @@ Samsung's Multi Core Timer (MCT) >> The Samsung's Multi Core Timer (MCT) module includes two main blocks, the >> global timer and CPU local timers. The global timer is a 64-bit free running >> up-counter and can generate 4 interrupts when the counter reaches one of the >> -four preset counter values. The CPU local timers are 32-bit free running >> +four preset counter values. The CPU local timers are 31-bit free running >> down-counters and generate an interrupt when the counter expires. There is >> one CPU local timer instantiated in MCT for every CPU in the system. >> >> -- >> 1.7.10.4 > > -- Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog -- 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/