From: michal.simek@xilinx.com (Michal Simek)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 09/12] arm: zynq: Add smp_twd timer
Date: Thu, 28 Mar 2013 17:38:09 +0100 [thread overview]
Message-ID: <4a98ba06bb10c524b9ab951608eb955360229995.1364488495.git.michal.simek@xilinx.com> (raw)
In-Reply-To: <1364488692-18709-1-git-send-email-michal.simek@xilinx.com>
The zynq has a Cortex-A9 with the corresponding smp_twd timers. Use them.
Signed-off-by: Steffen Trumtrar <s.trumtrar@pengutronix.de>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
---
v3: New patch for this series to avoid bug in hotplug
Warning log:
zynq> echo 1 > /sys/devices/system/cpu/cpu1/online
CPU1: Booted secondary processor
Clockevents: could not switch to one-shot mode: dummy_timer is not functional.
Could not switch to high resolution mode on CPU 1
---
arch/arm/boot/dts/zynq-7000.dtsi | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/arch/arm/boot/dts/zynq-7000.dtsi b/arch/arm/boot/dts/zynq-7000.dtsi
index 748fc34..14fb2e6 100644
--- a/arch/arm/boot/dts/zynq-7000.dtsi
+++ b/arch/arm/boot/dts/zynq-7000.dtsi
@@ -136,5 +136,12 @@
clock-names = "cpu_1x";
clock-ranges;
};
+ scutimer: scutimer at f8f00600 {
+ interrupt-parent = <&intc>;
+ interrupts = < 1 13 0x301 >;
+ compatible = "arm,cortex-a9-twd-timer";
+ reg = < 0xf8f00600 0x20 >;
+ clocks = <&cpu_clk 1>;
+ } ;
};
};
--
1.7.9.7
next prev parent reply other threads:[~2013-03-28 16:38 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-28 16:38 Zynq core changes v3 Michal Simek
2013-03-28 16:38 ` [PATCH v3 01/12] arm: zynq: Use standard timer binding Michal Simek
2013-03-28 16:38 ` [PATCH v3 02/12] arm: zynq: Move timer to clocksource interface Michal Simek
2013-03-28 16:38 ` [PATCH v3 03/12] arm: zynq: Do not use xilinx specific function names Michal Simek
2013-03-28 16:38 ` [PATCH v3 04/12] arm: zynq: Move timer to generic location Michal Simek
2013-03-28 16:38 ` [PATCH v3 05/12] arm: zynq: Load scu baseaddress at run time Michal Simek
2013-03-28 16:38 ` [PATCH v3 06/12] arm: zynq: Move slcr initialization to separate file Michal Simek
2013-03-28 16:38 ` [PATCH v3 07/12] arm: zynq: Add support for system reset Michal Simek
2013-03-28 16:38 ` [PATCH v3 08/12] arm: zynq: Add support for pmu Michal Simek
2013-03-28 16:38 ` Michal Simek [this message]
2013-03-28 16:38 ` [PATCH v3 10/12] arm: zynq: Add smp support Michal Simek
2013-03-28 16:38 ` [PATCH v3 11/12] arm: zynq: Add hotplug support Michal Simek
2013-03-28 16:38 ` [PATCH v3 12/12] arm: zynq: Get rid of xilinx function prefix Michal Simek
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