[PATCH 1/2] ARM: imx: imx8m: Align PLL 1.2 GHz option with Linux
Marek Vasut
marex at denx.de
Tue Jan 25 03:48:05 CET 2022
Linux uses slightly different divider settings for the 1.2 GHz PLL
configuration, adjust the coefficients to match Linux.
Signed-off-by: Marek Vasut <marex at denx.de>
Cc: Peng Fan <peng.fan at nxp.com>
Cc: Stefano Babic <sbabic at denx.de>
---
arch/arm/mach-imx/imx8m/clock_imx8mm.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/arm/mach-imx/imx8m/clock_imx8mm.c b/arch/arm/mach-imx/imx8m/clock_imx8mm.c
index f8e4ec0d905..2ca3bf68e74 100644
--- a/arch/arm/mach-imx/imx8m/clock_imx8mm.c
+++ b/arch/arm/mach-imx/imx8m/clock_imx8mm.c
@@ -244,9 +244,9 @@ int intpll_configure(enum pll_clocks pll, ulong freq)
INTPLL_PRE_DIV_VAL(3) | INTPLL_POST_DIV_VAL(1);
break;
case MHZ(1200):
- /* 24 * 0xc8 / 2 / 2 ^ 1 */
- pll_div_ctl_val = INTPLL_MAIN_DIV_VAL(0xc8) |
- INTPLL_PRE_DIV_VAL(2) | INTPLL_POST_DIV_VAL(1);
+ /* 24 * 0x12c / 3 / 2 ^ 1 */
+ pll_div_ctl_val = INTPLL_MAIN_DIV_VAL(0x12c) |
+ INTPLL_PRE_DIV_VAL(3) | INTPLL_POST_DIV_VAL(1);
break;
case MHZ(2000):
/* 24 * 0xfa / 3 / 2 ^ 0 */
--
2.34.1
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