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path: root/drivers/clk/clk-si5351.c
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Diffstat (limited to 'drivers/clk/clk-si5351.c')
-rw-r--r--drivers/clk/clk-si5351.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/clk/clk-si5351.c b/drivers/clk/clk-si5351.c
index e346b223199d..850316ac8831 100644
--- a/drivers/clk/clk-si5351.c
+++ b/drivers/clk/clk-si5351.c
@@ -1091,6 +1091,13 @@ static int si5351_clkout_set_rate(struct clk_hw *hw, unsigned long rate,
si5351_set_bits(hwdata->drvdata, SI5351_CLK0_CTRL + hwdata->num,
SI5351_CLK_POWERDOWN, 0);
+ /*
+ * Do a pll soft reset on both plls, needed in some cases to get
+ * all outputs running.
+ */
+ si5351_reg_write(hwdata->drvdata, SI5351_PLL_RESET,
+ SI5351_PLL_RESET_A | SI5351_PLL_RESET_B);
+
dev_dbg(&hwdata->drvdata->client->dev,
"%s - %s: rdiv = %u, parent_rate = %lu, rate = %lu\n",
__func__, clk_hw_get_name(hw), (1 << rdiv),