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[v3,5/6] ARM: sun8i: a83t: Set clock accuracy for 24MHz oscillator

Message ID 20170518035809.15487-6-wens@csie.org (mailing list archive)
State Superseded
Headers show

Commit Message

Chen-Yu Tsai May 18, 2017, 3:58 a.m. UTC
The datasheets for Allwinner SoCs set strict requirements on the
stability of the external crystal oscillators. Add the accuracy
for the main 24MHz oscillator to the device tree.

Signed-off-by: Chen-Yu Tsai <wens@csie.org>
---
 arch/arm/boot/dts/sun8i-a83t.dtsi | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/arch/arm/boot/dts/sun8i-a83t.dtsi b/arch/arm/boot/dts/sun8i-a83t.dtsi
index c9a5d07b2ada..e12dd7170b8f 100644
--- a/arch/arm/boot/dts/sun8i-a83t.dtsi
+++ b/arch/arm/boot/dts/sun8i-a83t.dtsi
@@ -126,6 +126,7 @@ 
 			#clock-cells = <0>;
 			compatible = "fixed-clock";
 			clock-frequency = <24000000>;
+			clock-accuracy = <50000>;
 			clock-output-names = "osc24M";
 		};