From mboxrd@z Thu Jan 1 00:00:00 1970 From: mylene.josserand@free-electrons.com (=?UTF-8?q?Myl=C3=A8ne=20Josserand?=) Date: Mon, 11 Dec 2017 08:50:01 +0100 Subject: [PATCH 4/4] arm: dts: sun8i: a83t: Set timer node to use phy timer In-Reply-To: <20171211075001.6100-1-mylene.josserand@free-electrons.com> References: <20171211075001.6100-1-mylene.josserand@free-electrons.com> Message-ID: <20171211075001.6100-5-mylene.josserand@free-electrons.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org By default, virtual timers are used. These timers need an offset that must be set by firmware, for example. In case of SMP support, after a reset, this offset is in "unknown" state and produced a hang of the kernel. Use "arm,cpu-registers-not-fw-configured" property allows to use physical timers instead of virtual ones. Signed-off-by: Myl?ne Josserand --- arch/arm/boot/dts/sun8i-a83t.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/sun8i-a83t.dtsi b/arch/arm/boot/dts/sun8i-a83t.dtsi index 3e2aad537972..0fe4b9e5dee1 100644 --- a/arch/arm/boot/dts/sun8i-a83t.dtsi +++ b/arch/arm/boot/dts/sun8i-a83t.dtsi @@ -121,6 +121,7 @@ , , ; + arm,cpu-registers-not-fw-configured; }; clocks { -- 2.11.0