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clk: st: Add quadfs reset handling

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This patch adds the support of quadfs reset handling.

Signed-off-by: Olivier Bideau <olivier.bideau@st.com>
Signed-off-by: Gabriel Fernandez <gabriel.fernandez@linaro.org>
Acked-by: Peter Griffin <peter.griffin@linaro.org>
Signed-off-by: Mike Turquette <mturquette@linaro.org>
This commit is contained in:
Gabriel FERNANDEZ 2014-07-15 17:20:26 +02:00 committed by Mike Turquette
parent 8f26df8432
commit fc755c8bc8
1 changed files with 5 additions and 0 deletions
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5
drivers/clk/st/clkgen-fsyn.c
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@ -70,12 +70,14 @@ struct clkgen_quadfs_data {
bool powerup_polarity;
bool standby_polarity;
bool nsdiv_present;
bool nrst_present;
struct clkgen_field ndiv;
struct clkgen_field ref_bw;
struct clkgen_field nreset;
struct clkgen_field npda;
struct clkgen_field lock_status;
struct clkgen_field nrst[QUADFS_MAX_CHAN];
struct clkgen_field nsb[QUADFS_MAX_CHAN];
struct clkgen_field en[QUADFS_MAX_CHAN];
struct clkgen_field mdiv[QUADFS_MAX_CHAN];
@ -615,6 +617,9 @@ static int quadfs_fsynth_enable(struct clk_hw *hw)
CLKGEN_WRITE(fs, nsb[fs->chan], !fs->data->standby_polarity);
if (fs->data->nrst_present)
CLKGEN_WRITE(fs, nrst[fs->chan], 0);
if (fs->lock)
spin_unlock_irqrestore(fs->lock, flags);