[PATCH V3 6/8] SPEAr: clk: Add General Purpose Timer Synthesizer clock

Viresh Kumar viresh.kumar at st.com
Thu May 3 05:51:53 EDT 2012


On 4/24/2012 12:20 PM, Viresh KUMAR wrote:
> All SPEAr SoC's contain GPT Synthesizers. Their Fout is derived from
> following equations:
> 
> Fout= Fin/((2 ^ (N+1)) * (M+1))
> 
> This patch adds in support for this type of clock.
> 
> Signed-off-by: Viresh Kumar <viresh.kumar at st.com>

Sorry for another fixup. Required due to Saravana's patch:

---
 drivers/clk/spear/clk-gpt-synth.c |   11 +++++++++--
 1 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/drivers/clk/spear/clk-gpt-synth.c b/drivers/clk/spear/clk-gpt-synth.c
index 688cbf4..b471c97 100644
--- a/drivers/clk/spear/clk-gpt-synth.c
+++ b/drivers/clk/spear/clk-gpt-synth.c
@@ -115,6 +115,7 @@ struct clk *clk_register_gpt(const char *name, const char *parent_name, unsigned
                long flags, void __iomem *reg, struct gpt_rate_tbl *rtbl, u8
                rtbl_cnt, spinlock_t *lock)
 {
+       struct clk_init_data init;
        struct clk_gpt *gpt;
        struct clk *clk;
 
@@ -134,9 +135,15 @@ struct clk *clk_register_gpt(const char *name, const char *parent_name, unsigned
        gpt->rtbl = rtbl;
        gpt->rtbl_cnt = rtbl_cnt;
        gpt->lock = lock;
+       gpt->hw.init = &init;
 
-       clk = clk_register(NULL, name, &clk_gpt_ops, &gpt->hw, &parent_name, 1,
-                       flags);
+       init.name = name;
+       init.ops = &clk_gpt_ops;
+       init.flags = flags;
+       init.parent_names = &parent_name;
+       init.num_parents = 1;
+
+       clk = clk_register(NULL, &gpt->hw);
        if (!IS_ERR_OR_NULL(clk))
                return clk;

-- 
viresh



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