From: Tomasz Figa <t.figa-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
To: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Cc: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-samsung-soc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Mike Turquette
<mturquette-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
Samuel Ortiz <sameo-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>,
Lee Jones <lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
Tomasz Figa <t.figa-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>,
Kyungmin Park
<kyungmin.park-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
Subject: [PATCH 2/8] clk: max77686: Provide .recalc_rate() operation
Date: Thu, 17 Oct 2013 18:30:36 +0200 [thread overview]
Message-ID: <1382027442-1992-3-git-send-email-t.figa@samsung.com> (raw)
In-Reply-To: <1382027442-1992-1-git-send-email-t.figa-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
It is usually nice to know frequency of a clock, so this patch adds a
.recalc_rate() callback returning rates of provided clocks.
Signed-off-by: Tomasz Figa <t.figa-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
Signed-off-by: Kyungmin Park <kyungmin.park-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
---
drivers/clk/clk-max77686.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/clk/clk-max77686.c b/drivers/clk/clk-max77686.c
index e39d463..e40ecdb 100644
--- a/drivers/clk/clk-max77686.c
+++ b/drivers/clk/clk-max77686.c
@@ -81,10 +81,17 @@ static int max77686_clk_is_prepared(struct clk_hw *hw)
return val & max77686->mask;
}
+static unsigned long max77686_recalc_rate(struct clk_hw *hw,
+ unsigned long parent_rate)
+{
+ return 32768;
+}
+
static struct clk_ops max77686_clk_ops = {
.prepare = max77686_clk_prepare,
.unprepare = max77686_clk_unprepare,
.is_prepared = max77686_clk_is_prepared,
+ .recalc_rate = max77686_recalc_rate,
};
static struct clk_init_data max77686_clks_init[MAX77686_CLKS_NUM] = {
--
1.8.3.2
--
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next prev parent reply other threads:[~2013-10-17 16:30 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-17 16:30 [PATCH 0/8] clk: max77686: Clock provider implementation fixes Tomasz Figa
[not found] ` <1382027442-1992-1-git-send-email-t.figa-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
2013-10-17 16:30 ` [PATCH 1/8] clk: max77686: Correct callback used for checking clock status Tomasz Figa
2013-10-17 16:30 ` Tomasz Figa [this message]
2013-10-17 16:30 ` [PATCH 3/8] clk: max77686: Refactor successful exit of probe function Tomasz Figa
2013-10-21 9:41 ` Sachin Kamat
2013-10-17 16:30 ` [PATCH 4/8] clk: max77686: Make max77686_clk_register() return struct clk * Tomasz Figa
2013-10-17 16:30 ` [PATCH 5/8] clk: max77686: Fix clean-up in error and remove paths Tomasz Figa
2013-10-17 16:30 ` [PATCH 6/8] clk: max77686: Refactor driver data handling Tomasz Figa
2013-10-17 16:30 ` [PATCH 7/8] clk: max77686: Register OF clock provider Tomasz Figa
2013-10-17 16:30 ` [PATCH 8/8] ARM: dts: Add clock provider specific properties to max77686 node Tomasz Figa
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