* [PATCHv1] ARM: dts/imx6q-bx50v3: Add IRQ support for internal switch
@ 2020-08-05 13:58 Sebastian Reichel
2020-08-22 12:47 ` Shawn Guo
0 siblings, 1 reply; 2+ messages in thread
From: Sebastian Reichel @ 2020-08-05 13:58 UTC (permalink / raw)
To: Sebastian Reichel, Shawn Guo, Sascha Hauer,
Pengutronix Kernel Team, Fabio Estevam, NXP Linux Team
Cc: Rob Herring, devicetree, linux-kernel, kernel, Sebastian Reichel
This adds missing interrupt support for the internal Marvell
switch, so that the kernel does not have to keep polling the
PHYs on the bit-banged MDIO bus all the time.
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
---
arch/arm/boot/dts/imx6q-bx50v3.dtsi | 17 ++++++++++++++++-
1 file changed, 16 insertions(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/imx6q-bx50v3.dtsi b/arch/arm/boot/dts/imx6q-bx50v3.dtsi
index 1938b04199c4..1fb67cd2b2a1 100644
--- a/arch/arm/boot/dts/imx6q-bx50v3.dtsi
+++ b/arch/arm/boot/dts/imx6q-bx50v3.dtsi
@@ -102,10 +102,15 @@ mdio0: mdio-gpio {
#address-cells = <1>;
#size-cells = <0>;
- switch@0 {
+ switch: switch@0 {
compatible = "marvell,mv88e6085"; /* 88e6240*/
reg = <0>;
+ interrupt-parent = <&gpio2>;
+ interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+
switch_ports: ports {
#address-cells = <1>;
#size-cells = <0>;
@@ -117,22 +122,32 @@ mdio {
switchphy0: switchphy@0 {
reg = <0>;
+ interrupt-parent = <&switch>;
+ interrupts = <0 IRQ_TYPE_LEVEL_HIGH>;
};
switchphy1: switchphy@1 {
reg = <1>;
+ interrupt-parent = <&switch>;
+ interrupts = <1 IRQ_TYPE_LEVEL_HIGH>;
};
switchphy2: switchphy@2 {
reg = <2>;
+ interrupt-parent = <&switch>;
+ interrupts = <2 IRQ_TYPE_LEVEL_HIGH>;
};
switchphy3: switchphy@3 {
reg = <3>;
+ interrupt-parent = <&switch>;
+ interrupts = <3 IRQ_TYPE_LEVEL_HIGH>;
};
switchphy4: switchphy@4 {
reg = <4>;
+ interrupt-parent = <&switch>;
+ interrupts = <4 IRQ_TYPE_LEVEL_HIGH>;
};
};
};
--
2.27.0
^ permalink raw reply related [flat|nested] 2+ messages in thread* Re: [PATCHv1] ARM: dts/imx6q-bx50v3: Add IRQ support for internal switch
2020-08-05 13:58 [PATCHv1] ARM: dts/imx6q-bx50v3: Add IRQ support for internal switch Sebastian Reichel
@ 2020-08-22 12:47 ` Shawn Guo
0 siblings, 0 replies; 2+ messages in thread
From: Shawn Guo @ 2020-08-22 12:47 UTC (permalink / raw)
To: Sebastian Reichel
Cc: Sebastian Reichel, Sascha Hauer, Pengutronix Kernel Team,
Fabio Estevam, NXP Linux Team, Rob Herring, devicetree,
linux-kernel, kernel
On Wed, Aug 05, 2020 at 03:58:17PM +0200, Sebastian Reichel wrote:
> This adds missing interrupt support for the internal Marvell
> switch, so that the kernel does not have to keep polling the
> PHYs on the bit-banged MDIO bus all the time.
>
> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Changed subject prefix to 'ARM: dts: imx6q-bx50v3: ...', and applied the
patch.
Shawn
^ permalink raw reply [flat|nested] 2+ messages in thread
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