From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752695AbcHLKwV (ORCPT ); Fri, 12 Aug 2016 06:52:21 -0400 Received: from mail-pf0-f196.google.com ([209.85.192.196]:36177 "EHLO mail-pf0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752432AbcHLKwT (ORCPT ); Fri, 12 Aug 2016 06:52:19 -0400 From: Keguang Zhang To: linux-clk@vger.kernel.org, linux-mips@linux-mips.org, linux-kernel@vger.kernel.org Cc: Michael Turquette , Stephen Boyd , Kelvin Cheung Subject: [PATCH 3/3] clk: Loongson1: Make use of GENMASK Date: Fri, 12 Aug 2016 18:51:48 +0800 Message-Id: <1470999108-9851-4-git-send-email-keguang.zhang@gmail.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1470999108-9851-1-git-send-email-keguang.zhang@gmail.com> References: <1470999108-9851-1-git-send-email-keguang.zhang@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Kelvin Cheung Make use of GENMASK instead of open coding the equivalent operation, and update the PLL formula. Signed-off-by: Kelvin Cheung --- drivers/clk/loongson1/clk-loongson1b.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/clk/loongson1/clk-loongson1b.c b/drivers/clk/loongson1/clk-loongson1b.c index 2302ee5..5cedb28 100644 --- a/drivers/clk/loongson1/clk-loongson1b.c +++ b/drivers/clk/loongson1/clk-loongson1b.c @@ -26,7 +26,7 @@ static unsigned long ls1x_pll_recalc_rate(struct clk_hw *hw, u32 pll, rate; pll = __raw_readl(LS1X_CLK_PLL_FREQ); - rate = 12 + (pll & 0x3f) + (((pll >> 8) & 0x3ff) >> 10); + rate = 12 + (pll & GENMASK(5, 0)); rate *= OSC; rate >>= 1; -- 1.9.1