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authorEugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>2020-01-29 14:08:29 +0300
committerAlexey Brodkin <abrodkin@synopsys.com>2020-02-12 20:47:14 +0300
commitb8f3ce013700893a3ed4ae280a2aec0ab95af3de (patch)
tree05dcaba57ebbcd01e6be16663a58919ad94e752f
parent95f7103f943bff243df46592eca5dcb8957ab0ba (diff)
downloadu-boot-b8f3ce013700893a3ed4ae280a2aec0ab95af3de.tar.gz
CLK: HSDK: Check for PLL bypass firstly
Pll bypass has priority over enable/disable. Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com> Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
-rw-r--r--drivers/clk/clk-hsdk-cgu.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/clk/clk-hsdk-cgu.c b/drivers/clk/clk-hsdk-cgu.c
index 56ef08c032..69e6b24b66 100644
--- a/drivers/clk/clk-hsdk-cgu.c
+++ b/drivers/clk/clk-hsdk-cgu.c
@@ -377,14 +377,14 @@ static ulong pll_get(struct clk *sclk)
pr_debug("current configurarion: %#x\n", val);
- /* Check if PLL is disabled */
- if (val & CGU_PLL_CTRL_PD)
- return 0;
-
/* Check if PLL is bypassed */
if (val & CGU_PLL_CTRL_BYPASS)
return PARENT_RATE;
+ /* Check if PLL is disabled */
+ if (val & CGU_PLL_CTRL_PD)
+ return 0;
+
/* input divider = reg.idiv + 1 */
idiv = 1 + ((val & CGU_PLL_CTRL_IDIV_MASK) >> CGU_PLL_CTRL_IDIV_SHIFT);
/* fb divider = 2*(reg.fbdiv + 1) */