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Message-Id: <1470999108-9851-4-git-send-email-keguang.zhang@gmail.com> Date: Fri, 12 Aug 2016 18:51:48 +0800 From: Keguang Zhang <keguang.zhang@...il.com> To: linux-clk@...r.kernel.org, linux-mips@...ux-mips.org, linux-kernel@...r.kernel.org Cc: Michael Turquette <mturquette@...libre.com>, Stephen Boyd <sboyd@...eaurora.org>, Kelvin Cheung <keguang.zhang@...il.com> Subject: [PATCH 3/3] clk: Loongson1: Make use of GENMASK From: Kelvin Cheung <keguang.zhang@...il.com> Make use of GENMASK instead of open coding the equivalent operation, and update the PLL formula. Signed-off-by: Kelvin Cheung <keguang.zhang@...il.com> --- 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
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