* [PATCH] ARM: dts: cygnus: fix irq type for arm global timer
@ 2018-05-03 9:44 Clément Péron
2018-05-03 15:06 ` Florian Fainelli
0 siblings, 1 reply; 2+ messages in thread
From: Clément Péron @ 2018-05-03 9:44 UTC (permalink / raw)
To: linux-arm-kernel
As per ARM documentation
PPI(0) ID27 - global timer interrupt is rising-edge sensitive.
set IRQ triggering type to IRQ_TYPE_EDGE_RISING for ARM Global timers.
Signed-off-by: Cl?ment P?ron <peron.clem@gmail.com>
---
arch/arm/boot/dts/bcm-cygnus.dtsi | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/bcm-cygnus.dtsi b/arch/arm/boot/dts/bcm-cygnus.dtsi
index 699fdf94d139..9fe4f5a6379e 100644
--- a/arch/arm/boot/dts/bcm-cygnus.dtsi
+++ b/arch/arm/boot/dts/bcm-cygnus.dtsi
@@ -69,7 +69,7 @@
timer at 20200 {
compatible = "arm,cortex-a9-global-timer";
reg = <0x20200 0x100>;
- interrupts = <GIC_PPI 11 IRQ_TYPE_LEVEL_HIGH>;
+ interrupts = <GIC_PPI 11 IRQ_TYPE_EDGE_RISING>;
clocks = <&periph_clk>;
};
--
2.17.0
^ permalink raw reply related [flat|nested] 2+ messages in thread
* [PATCH] ARM: dts: cygnus: fix irq type for arm global timer
2018-05-03 9:44 [PATCH] ARM: dts: cygnus: fix irq type for arm global timer Clément Péron
@ 2018-05-03 15:06 ` Florian Fainelli
0 siblings, 0 replies; 2+ messages in thread
From: Florian Fainelli @ 2018-05-03 15:06 UTC (permalink / raw)
To: linux-arm-kernel
Hi Clement,
Adding Ray, Scott, Eric and bcm-kernel-feedback-list
On 05/03/2018 02:44 AM, Cl?ment P?ron wrote:
> As per ARM documentation
> PPI(0) ID27 - global timer interrupt is rising-edge sensitive.
>
> set IRQ triggering type to IRQ_TYPE_EDGE_RISING for ARM Global timers.
This looks right and consistent with what was done on other iProc
processors (BCM5301x, NSP etc.). Would you mind providing an appropriate
Fixes: tag such that this can get backported to stable trees as well?
Thanks!
>
> Signed-off-by: Cl?ment P?ron <peron.clem@gmail.com>
> ---
> arch/arm/boot/dts/bcm-cygnus.dtsi | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm/boot/dts/bcm-cygnus.dtsi b/arch/arm/boot/dts/bcm-cygnus.dtsi
> index 699fdf94d139..9fe4f5a6379e 100644
> --- a/arch/arm/boot/dts/bcm-cygnus.dtsi
> +++ b/arch/arm/boot/dts/bcm-cygnus.dtsi
> @@ -69,7 +69,7 @@
> timer at 20200 {
> compatible = "arm,cortex-a9-global-timer";
> reg = <0x20200 0x100>;
> - interrupts = <GIC_PPI 11 IRQ_TYPE_LEVEL_HIGH>;
> + interrupts = <GIC_PPI 11 IRQ_TYPE_EDGE_RISING>;
> clocks = <&periph_clk>;
> };
>
>
--
Florian
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2018-05-03 9:44 [PATCH] ARM: dts: cygnus: fix irq type for arm global timer Clément Péron
2018-05-03 15:06 ` Florian Fainelli
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