[PATCH 1/5] dts: stm32mp157c-odyssey: set PLL4_P to 125Mhz for ETH_CLK

Heesub Shin heesub at gmail.com
Sun Apr 28 16:24:02 CEST 2024


Odyssey board requires ETH_CLK of 125Mhz. This commit sets PLL4_P/Q/R to
125, 62.5 and 62.5Mhz in respectively.

Signed-off-by: Heesub Shin <heesub at gmail.com>
---
 arch/arm/dts/stm32mp157c-odyssey-som-u-boot.dtsi | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arm/dts/stm32mp157c-odyssey-som-u-boot.dtsi b/arch/arm/dts/stm32mp157c-odyssey-som-u-boot.dtsi
index b780dbd95e..d07fdcf4bc 100644
--- a/arch/arm/dts/stm32mp157c-odyssey-som-u-boot.dtsi
+++ b/arch/arm/dts/stm32mp157c-odyssey-som-u-boot.dtsi
@@ -115,11 +115,11 @@
 		bootph-all;
 	};
 
-	/* VCO = 594.0 MHz => P = 99, Q = 74, R = 74 */
+	/* VCO = 750.0 MHz => P = 125, Q = 62.5, R = 62.5 */
 	pll4: st,pll at 3 {
 		compatible = "st,stm32mp1-pll";
 		reg = <3>;
-		cfg = < 3 98 5 7 7 PQR(1,1,1) >;
+		cfg = < 3 124 5 9 9 PQR(1,1,1) >;
 		bootph-all;
 	};
 };
-- 
2.34.1



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