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-rw-r--r--dts/Bindings/arm/arch_timer.txt6
1 files changed, 6 insertions, 0 deletions
diff --git a/dts/Bindings/arm/arch_timer.txt b/dts/Bindings/arm/arch_timer.txt
index e774128935..ef5fbe9a77 100644
--- a/dts/Bindings/arm/arch_timer.txt
+++ b/dts/Bindings/arm/arch_timer.txt
@@ -25,6 +25,12 @@ to deliver its interrupts via SPIs.
- always-on : a boolean property. If present, the timer is powered through an
always-on power domain, therefore it never loses context.
+- fsl,erratum-a008585 : A boolean property. Indicates the presence of
+ QorIQ erratum A-008585, which says that reading the counter is
+ unreliable unless the same value is returned by back-to-back reads.
+ This also affects writes to the tval register, due to the implicit
+ counter read.
+
** Optional properties:
- arm,cpu-registers-not-fw-configured : Firmware does not initialize