From: Chen-Yu Tsai <wens@csie.org>
Date: Fri, 19 May 2017 07:06:11 +0000 (+0800)
Subject: ARM: sun8i: a83t: Set clock accuracy for 24MHz oscillator
X-Git-Tag: v4.13-rc1~168^2~14^2~21
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=c31d488470820ab18eabd2c5bb9a08834d554d28;p=karo-tx-linux.git

ARM: sun8i: a83t: Set clock accuracy for 24MHz oscillator

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>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
---

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";
 		};