Re: [PATCH] ARM: dts: DRA7: fix interrupt-cells for GPIO

From: Nishanth Menon
Date: Mon Aug 18 2014 - 14:46:20 EST


On 07/30/2014 02:20 PM, Nishanth Menon wrote:
> GPIO modules are also interrupt sources. However, they require both the
> GPIO number and IRQ type to function properly.
>
> By declaring that GPIO uses interrupt-cells=<1>, we essentially do not
> allow users of the nodes to use the interrupt property appropritely.
>
> With this change, the following now works:
>
> interrupt-parent = <&gpio6>;
> interrupts = <5 IRQ_TYPE_LEVEL_LOW>;
>
> Fixes: 6e58b8f1daaf ('ARM: dts: DRA7: Add the dts files for dra7 SoC and dra7-evm board')
> Signed-off-by: Nishanth Menon <nm@xxxxxx>
> ---
> Based on v3.16-rc7
>
> arch/arm/boot/dts/dra7.dtsi | 16 ++++++++--------
> 1 file changed, 8 insertions(+), 8 deletions(-)

Tony,
Gentle ping. we still have this issue on 3.17-rc1. any suggestions on
if we can pick this up during RC?

>
> diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi
> index 8012763..f21ef39 100644
> --- a/arch/arm/boot/dts/dra7.dtsi
> +++ b/arch/arm/boot/dts/dra7.dtsi
> @@ -172,7 +172,7 @@
> gpio-controller;
> #gpio-cells = <2>;
> interrupt-controller;
> - #interrupt-cells = <1>;
> + #interrupt-cells = <2>;
> };
>
> gpio2: gpio@48055000 {
> @@ -183,7 +183,7 @@
> gpio-controller;
> #gpio-cells = <2>;
> interrupt-controller;
> - #interrupt-cells = <1>;
> + #interrupt-cells = <2>;
> };
>
> gpio3: gpio@48057000 {
> @@ -194,7 +194,7 @@
> gpio-controller;
> #gpio-cells = <2>;
> interrupt-controller;
> - #interrupt-cells = <1>;
> + #interrupt-cells = <2>;
> };
>
> gpio4: gpio@48059000 {
> @@ -205,7 +205,7 @@
> gpio-controller;
> #gpio-cells = <2>;
> interrupt-controller;
> - #interrupt-cells = <1>;
> + #interrupt-cells = <2>;
> };
>
> gpio5: gpio@4805b000 {
> @@ -216,7 +216,7 @@
> gpio-controller;
> #gpio-cells = <2>;
> interrupt-controller;
> - #interrupt-cells = <1>;
> + #interrupt-cells = <2>;
> };
>
> gpio6: gpio@4805d000 {
> @@ -227,7 +227,7 @@
> gpio-controller;
> #gpio-cells = <2>;
> interrupt-controller;
> - #interrupt-cells = <1>;
> + #interrupt-cells = <2>;
> };
>
> gpio7: gpio@48051000 {
> @@ -238,7 +238,7 @@
> gpio-controller;
> #gpio-cells = <2>;
> interrupt-controller;
> - #interrupt-cells = <1>;
> + #interrupt-cells = <2>;
> };
>
> gpio8: gpio@48053000 {
> @@ -249,7 +249,7 @@
> gpio-controller;
> #gpio-cells = <2>;
> interrupt-controller;
> - #interrupt-cells = <1>;
> + #interrupt-cells = <2>;
> };
>
> uart1: serial@4806a000 {
>


--
Regards,
Nishanth Menon
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