[PATCH 1/2] clk: stm32f: fix setting of division factor for LCD_CLK
Dario Binacchi
dario.binacchi at amarulasolutions.com
Sat Nov 11 11:46:18 CET 2023
The value to be written to the register must be appropriately shifted,
as is correctly done in other parts of the code.
Fixes: 5e993508cb25 ("clk: clk_stm32f: Add set_rate for LTDC clock")
Signed-off-by: Dario Binacchi <dario.binacchi at amarulasolutions.com>
---
drivers/clk/stm32/clk-stm32f.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/clk/stm32/clk-stm32f.c b/drivers/clk/stm32/clk-stm32f.c
index ed7660196ef0..4c1864193357 100644
--- a/drivers/clk/stm32/clk-stm32f.c
+++ b/drivers/clk/stm32/clk-stm32f.c
@@ -530,7 +530,8 @@ static ulong stm32_set_rate(struct clk *clk, ulong rate)
/* set pll_saidivr with found value */
clrsetbits_le32(®s->dckcfgr,
RCC_DCKCFGR_PLLSAIDIVR_MASK,
- pllsaidivr_table[i]);
+ pllsaidivr_table[i] <<
+ RCC_DCKCFGR_PLLSAIDIVR_SHIFT);
return rate;
}
--
2.42.0
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