[PATCH v10 22/27] MIPS: qi_lb60: Reduce system timer and clocksource to 750 kHz
From: Paul Cercueil
Date: Sat Mar 02 2019 - 18:36:55 EST
The default clock (12 MHz) is too fast for the system timer, which fails
to report time accurately.
Signed-off-by: Paul Cercueil <paul@xxxxxxxxxxxxxxx>
Tested-by: Mathieu Malaterre <malat@xxxxxxxxxx>
Tested-by: Artur Rojek <contact@xxxxxxxxxxxxxx>
---
Notes:
v5: New patch
v6: Remove ingenic,clocksource-channel property
v7: No change
v8: No change
v9: No change
v10: No change
arch/mips/boot/dts/ingenic/qi_lb60.dts | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/arch/mips/boot/dts/ingenic/qi_lb60.dts b/arch/mips/boot/dts/ingenic/qi_lb60.dts
index 85529a142409..de9d45e2c24a 100644
--- a/arch/mips/boot/dts/ingenic/qi_lb60.dts
+++ b/arch/mips/boot/dts/ingenic/qi_lb60.dts
@@ -45,3 +45,9 @@
bias-disable;
};
};
+
+&tcu {
+ /* 750 kHz for the system timer and clocksource */
+ assigned-clocks = <&tcu TCU_CLK_TIMER0>, <&tcu TCU_CLK_TIMER1>;
+ assigned-clock-rates = <750000>, <750000>;
+};
--
2.11.0