[PATCH v2 09/14] drivers: clk: st: Add quadfs reset handling

Gabriel FERNANDEZ gabriel.fernandez at st.com
Fri Jun 27 06:25:06 PDT 2014


This patch adds the support of quadfs reset handling.

Signed-off-by: Olivier Bideau <olivier.bideau at st.com>
Signed-off-by: Gabriel Fernandez <gabriel.fernandez at linaro.org>
Acked-by: Peter Griffin <peter.griffin at linaro.org>
---
 drivers/clk/st/clkgen-fsyn.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/clk/st/clkgen-fsyn.c b/drivers/clk/st/clkgen-fsyn.c
index 43936b6..b2b73f4 100644
--- a/drivers/clk/st/clkgen-fsyn.c
+++ b/drivers/clk/st/clkgen-fsyn.c
@@ -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);
 
-- 
1.9.1




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