[PATCH v6 21/24] MIPS: qi_lb60: Reduce system timer and clocksource to 750 kHz

From: Paul Cercueil
Date: Thu Aug 09 2018 - 17:46:34 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>
---
arch/mips/boot/dts/ingenic/qi_lb60.dts | 6 ++++++
1 file changed, 6 insertions(+)

v5: New patch

v6: Remove ingenic,clocksource-channel property

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