From patchwork Wed Jan 20 08:37:17 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: zhengxing X-Patchwork-Id: 8069761 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 7E5A1BEEE5 for ; Wed, 20 Jan 2016 08:39:32 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id BDE1B20295 for ; Wed, 20 Jan 2016 08:39:31 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D9A9020270 for ; Wed, 20 Jan 2016 08:39:30 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1aLoH3-0001D4-R3; Wed, 20 Jan 2016 08:37:53 +0000 Received: from regular1.263xmail.com ([211.150.99.133]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1aLoH0-0001Ah-Az; Wed, 20 Jan 2016 08:37:51 +0000 Received: from zhengxing?rock-chips.com (unknown [192.168.167.192]) by regular1.263xmail.com (Postfix) with SMTP id 301B086CF; Wed, 20 Jan 2016 16:37:21 +0800 (CST) X-263anti-spam: KSV:0; X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-KSVirus-check: 0 X-ABS-CHECKED: 4 X-ADDR-CHECKED: 0 Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.263.net (Postfix) with ESMTP id E0E501F2E6; Wed, 20 Jan 2016 16:37:14 +0800 (CST) X-RL-SENDER: zhengxing@rock-chips.com X-FST-TO: linux-rockchip@lists.infradead.org X-SENDER-IP: 58.22.7.114 X-LOGIN-NAME: zhengxing@rock-chips.com X-UNIQUE-TAG: X-ATTACHMENT-NUM: 0 X-SENDER: zhengxing@rock-chips.com X-DNS-TYPE: 0 Received: from localhost.localdomain (unknown [58.22.7.114]) by smtp.263.net (Postfix) whith ESMTP id 22685KZP2OE; Wed, 20 Jan 2016 16:37:16 +0800 (CST) From: Xing Zheng To: linux-rockchip@lists.infradead.org Subject: [PATCH] clk: rockchip: rk3036: Add apll as the critical clock Date: Wed, 20 Jan 2016 16:37:17 +0800 Message-Id: <1453279037-23971-1-git-send-email-zhengxing@rock-chips.com> X-Mailer: git-send-email 1.7.9.5 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160120_003751_448841_655E54E2 X-CRM114-Status: UNSURE ( 6.91 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -1.9 (-) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: heiko@sntech.de, Xing Zheng , Michael Turquette , Stephen Boyd , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, keescook@google.com, linux-clk@vger.kernel.org, leozwang@google.com MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, 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 X-Virus-Scanned: ClamAV using ClamSMTP The apll may be closed if there are some child clock nodes below it when the device startup. Therefore, the apll should be keep critical. The apll tree like this: pll_apll apll armclk pclk_dbg aclk_core_pre aclk_hvec uart_pll_clk uart2_src uart2_frac uart1_src uart1_frac uart0_src uart0_frac Signed-off-by: Xing Zheng --- drivers/clk/rockchip/clk-rk3036.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/clk/rockchip/clk-rk3036.c b/drivers/clk/rockchip/clk-rk3036.c index ebce980..483913b 100644 --- a/drivers/clk/rockchip/clk-rk3036.c +++ b/drivers/clk/rockchip/clk-rk3036.c @@ -425,6 +425,7 @@ static struct rockchip_clk_branch rk3036_clk_branches[] __initdata = { }; static const char *const rk3036_critical_clocks[] __initconst = { + "apll", "aclk_cpu", "aclk_peri", "hclk_peri",