From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753933AbcKNOmv (ORCPT ); Mon, 14 Nov 2016 09:42:51 -0500 Received: from gloria.sntech.de ([95.129.55.99]:44975 "EHLO gloria.sntech.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752558AbcKNOms (ORCPT ); Mon, 14 Nov 2016 09:42:48 -0500 From: Heiko Stuebner To: Caesar Wang Cc: dianders@chromium.org, linux-arm-kernel@lists.infradead.org, zhangqing@rock-chips.com, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, Jeffy Chen Subject: Re: [PATCH] arm64: dts: rockchip: add gmac needed clk for rk3399 pd Date: Mon, 14 Nov 2016 15:42:34 +0100 Message-ID: <15590097.XDc0ARC38n@phil> User-Agent: KMail/5.2.3 (Linux/4.7.0-1-amd64; KDE/5.27.0; x86_64; ; ) In-Reply-To: <1479098199-20170-1-git-send-email-wxt@rock-chips.com> References: <1479098199-20170-1-git-send-email-wxt@rock-chips.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Am Montag, 14. November 2016, 12:36:39 CET schrieb Caesar Wang: > From: Jeffy Chen > > This patch fixes that sometimes hang at start-up time of the system. > As the below log: > ... > [ 11.136543] calling pm_genpd_debug_init+0x0/0x60 @ 1 > [ 11.141602] initcall pm_genpd_debug_init+0x0/0x60 returned 0 after 11 > usecs [ 11.148558] calling genpd_poweroff_unused+0x0/0x84 @ 1 > > > In some cases, the rk3399 should turn off the gmac power domain to save > power if some boards didn't register the gmac device node for rk3399. > Then, rk3399 need to make sure the gmac's pclk enabled if we need > operate the gmac power domain. (Due to the NOC had enabled always) > > Signed-off-by: Jeffy Chen > Signed-off-by: Caesar Wang applied to my dts64 branch Thanks Heiko