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[PATCH v6 3/5] clk: rockchip: save width in struct clk_fractional_divider

From Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Newsgroups linux.kernel
Subject [PATCH v6 3/5] clk: rockchip: save width in struct clk_fractional_divider
Date 2015-09-22 18:00 +0200
Message-ID <qby93-1o7-11@gated-at.bofh.it> (permalink)
References <qby93-1o7-3@gated-at.bofh.it>
Organization linux.* mail to news gateway

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The ->mwidth and ->nwidth fields will be used by clk-fractional-divider when it
will be switched to rational base approximation algorithm.

Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
 drivers/clk/rockchip/clk.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/clk/rockchip/clk.c b/drivers/clk/rockchip/clk.c
index 2493881..be6c7fd 100644
--- a/drivers/clk/rockchip/clk.c
+++ b/drivers/clk/rockchip/clk.c
@@ -135,9 +135,11 @@ static struct clk *rockchip_clk_register_frac_branch(const char *name,
 	div->flags = div_flags;
 	div->reg = base + muxdiv_offset;
 	div->mshift = 16;
-	div->mmask = 0xffff0000;
+	div->mwidth = 16;
+	div->mmask = GENMASK(div->mwidth - 1, 0) << div->mshift;
 	div->nshift = 0;
-	div->nmask = 0xffff;
+	div->nwidth = 16;
+	div->nmask = GENMASK(div->nwidth - 1, 0) << div->nshift;
 	div->lock = lock;
 	div_ops = &clk_fractional_divider_ops;
 
-- 
2.5.1

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Thread

[PATCH v6 0/5] clk: fractional-divider: do a clean up and update Andy Shevchenko <andriy.shevchenko@linux.intel.com> - 2015-09-22 18:00 +0200
  [PATCH v6 3/5] clk: rockchip: save width in struct clk_fractional_divider Andy Shevchenko <andriy.shevchenko@linux.intel.com> - 2015-09-22 18:00 +0200
  [PATCH v6 2/5] clk: fractional-divider: keep mwidth and nwidth internally Andy Shevchenko <andriy.shevchenko@linux.intel.com> - 2015-09-22 18:00 +0200
  [PATCH v6 5/5] serial: 8250_dw: allow lower reference frequencies Andy Shevchenko <andriy.shevchenko@linux.intel.com> - 2015-09-22 18:00 +0200
  [PATCH v6 4/5] clk: fractional-divider: switch to rational best approximation Andy Shevchenko <andriy.shevchenko@linux.intel.com> - 2015-09-22 18:00 +0200

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