Thread (1 message) 1 message, 1 author, 2016-01-21

Re: [PATCH v2 1/4] ARM: dts: imx7d: add arch timer

From: Zhi Li <hidden>
Date: 2016-01-21 22:39:14
Also in: linux-arm-kernel

On Tue, Jan 5, 2016 at 11:17 AM, Frank Li [off-list ref] wrote:
From: Frank Li <redacted>

Since uboot v2016.01-rc2, which supported basic psci for i.mx7d.
So imx7d's second core can be enabled by psci.

Without arch timer, every timer event will be boardcasted to each core.
arch timer has local timer irq for each core.

Signed-off-by: Frank Li <redacted>
---
Ping
quoted hunk
Change from v1 to v2:
 * refine commit message show the relationship between smp and arch timer

 arch/arm/boot/dts/imx7d.dtsi | 9 +++++++++
 1 file changed, 9 insertions(+)
diff --git a/arch/arm/boot/dts/imx7d.dtsi b/arch/arm/boot/dts/imx7d.dtsi
index 489604a..a621af6 100644
--- a/arch/arm/boot/dts/imx7d.dtsi
+++ b/arch/arm/boot/dts/imx7d.dtsi
@@ -119,6 +119,15 @@
                clock-output-names = "osc";
        };

+       timer {
+               compatible = "arm,armv7-timer";
+               interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+                            <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+                            <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+                            <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
+               interrupt-parent = <&intc>;
+       };
+
        etr@30086000 {
                compatible = "arm,coresight-tmc", "arm,primecell";
                reg = <0x30086000 0x1000>;
--
2.5.2
--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Keyboard shortcuts
hback out one level
jnext message in thread
kprevious message in thread
ldrill in
Escclose help / fold thread tree
?toggle this help