From patchwork Fri Dec 13 08:21:59 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Sangorrin X-Patchwork-Id: 3347561 Return-Path: X-Original-To: patchwork-ltsi-dev@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id BE5A29F243 for ; Sat, 14 Dec 2013 08:08:17 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 058E220781 for ; Sat, 14 Dec 2013 08:08:17 +0000 (UTC) Received: from mail.linuxfoundation.org (mail.linuxfoundation.org [140.211.169.12]) by mail.kernel.org (Postfix) with ESMTP id 3129F20780 for ; Sat, 14 Dec 2013 08:08:16 +0000 (UTC) Received: from mail.linux-foundation.org (localhost [IPv6:::1]) by mail.linuxfoundation.org (Postfix) with ESMTP id B64E8B80; Sat, 14 Dec 2013 08:06:42 +0000 (UTC) X-Original-To: ltsi-dev@lists.linuxfoundation.org Delivered-To: ltsi-dev@mail.linuxfoundation.org Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTP id DA31D565 for ; Fri, 13 Dec 2013 08:39:14 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from imx9.toshiba.co.jp (imx9.toshiba.co.jp [202.33.96.51]) by smtp1.linuxfoundation.org (Postfix) with ESMTP id 6236B1F8C3 for ; Fri, 13 Dec 2013 08:39:14 +0000 (UTC) Received: from imx12.toshiba.co.jp (imx12 [61.202.160.132]) by imx9.toshiba.co.jp with ESMTP id rBD8NVbB025233 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Fri, 13 Dec 2013 17:23:32 +0900 (JST) Received: from arc11.toshiba.co.jp ([133.199.90.127]) by imx12.toshiba.co.jp with ESMTP id rBD8NPPP018023; Fri, 13 Dec 2013 17:23:25 +0900 (JST) Received: (from root@localhost) by arc11.toshiba.co.jp id rBD8NPLd023777; Fri, 13 Dec 2013 17:23:25 +0900 (JST) Received: from ovp11.toshiba.co.jp [133.199.90.148] by arc11.toshiba.co.jp with ESMTP id TAA23774; Fri, 13 Dec 2013 17:23:25 +0900 Received: from mx2.toshiba.co.jp (localhost [127.0.0.1]) by ovp11.toshiba.co.jp with ESMTP id rBD8NKip010487; Fri, 13 Dec 2013 17:23:25 +0900 (JST) Received: from BK2211.rdc.toshiba.co.jp by toshiba.co.jp id rBD8NJNI022519; Fri, 13 Dec 2013 17:23:19 +0900 (JST) Received: from island.swc.toshiba.co.jp (localhost [127.0.0.1]) by BK2211.rdc.toshiba.co.jp (8.13.8+Sun/8.13.8) with ESMTP id rBD8NJVR027264; Fri, 13 Dec 2013 17:23:19 +0900 (JST) Received: from ubuntu.swc.toshiba.co.jp (unknown [133.196.174.184]) by island.swc.toshiba.co.jp (Postfix) with ESMTP id 4B3DE4001F; Fri, 13 Dec 2013 17:22:32 +0900 (JST) From: Daniel Sangorrin To: ltsi-dev@lists.linuxfoundation.org Date: Fri, 13 Dec 2013 17:21:59 +0900 Message-Id: <1386922983-22135-45-git-send-email-daniel.sangorrin@toshiba.co.jp> X-Mailer: git-send-email 1.8.5 In-Reply-To: <1386922983-22135-1-git-send-email-daniel.sangorrin@toshiba.co.jp> References: <1386922983-22135-1-git-send-email-daniel.sangorrin@toshiba.co.jp> X-Spam-Status: No, score=-2.3 required=5.0 tests=BAYES_00,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-Mailman-Approved-At: Sat, 14 Dec 2013 08:06:34 +0000 Cc: michal.simek@xilinx.com Subject: [LTSI-dev] [PATCH 044/108] clk/zynq/pll: Use #defines for fbdiv min/max values X-BeenThere: ltsi-dev@lists.linuxfoundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: "A list to discuss patches, development, and other things related to the LTSI project" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: ltsi-dev-bounces@lists.linuxfoundation.org Errors-To: ltsi-dev-bounces@lists.linuxfoundation.org X-Virus-Scanned: ClamAV using ClamSMTP From: Soren Brinkmann Use more descriptive #defines for the minimum and maximum PLL feedback divider. Signed-off-by: Soren Brinkmann Signed-off-by: Michal Simek (cherry picked from commit 353dc6c47d67c83f7cc20334f8deb251674e6864) Signed-off-by: Daniel Sangorrin Signed-off-by: Yoshitake Kobayashi --- drivers/clk/zynq/pll.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/drivers/clk/zynq/pll.c b/drivers/clk/zynq/pll.c index 6daa7b6..3226f54 100644 --- a/drivers/clk/zynq/pll.c +++ b/drivers/clk/zynq/pll.c @@ -50,6 +50,9 @@ struct zynq_pll { #define PLLCTRL_RESET_MASK 1 #define PLLCTRL_RESET_SHIFT 0 +#define PLL_FBDIV_MIN 13 +#define PLL_FBDIV_MAX 66 + /** * zynq_pll_round_rate() - Round a clock frequency * @hw: Handle between common and hardware-specific interfaces @@ -63,10 +66,10 @@ static long zynq_pll_round_rate(struct clk_hw *hw, unsigned long rate, u32 fbdiv; fbdiv = DIV_ROUND_CLOSEST(rate, *prate); - if (fbdiv < 13) - fbdiv = 13; - else if (fbdiv > 66) - fbdiv = 66; + if (fbdiv < PLL_FBDIV_MIN) + fbdiv = PLL_FBDIV_MIN; + else if (fbdiv > PLL_FBDIV_MAX) + fbdiv = PLL_FBDIV_MAX; return *prate * fbdiv; }