Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
From:   Peter Ujfalusi <peter.ujfalusi@ti.com>
To:     <nm@ti.com>, <t-kristo@ti.com>, <ssantosh@kernel.org>,
        <tglx@linutronix.de>, <jason@lakedaemon.net>, <maz@kernel.org>,
        <robh+dt@kernel.org>, <lokeshvutla@ti.com>
CC:     <linux-arm-kernel@lists.infradead.org>,
        <linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org>
Subject: [PATCH 1/2] dt-bindings: irqchip: ti,sci-inta: Update for unmapped event handling
Date:   Mon, 28 Sep 2020 09:39:29 +0300
Message-ID: <20200928063930.12012-2-peter.ujfalusi@ti.com>
In-Reply-To: <20200928063930.12012-1-peter.ujfalusi@ti.com>
References: <20200928063930.12012-1-peter.ujfalusi@ti.com>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Content-Type: text/plain
Precedence: bulk

The new DMA architecture introduced with AM64 introduced new event types:
unampped events.

These events are mapped within INTA in contrast to other K3 devices where
the events with similar function was originating from the UDMAP or ringacc.

The ti,unmapped-event-sources should contain phandle array to the devices
in the system (typically DMA controllers) from where the unmapped events
originate.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
---
 .../bindings/interrupt-controller/ti,sci-inta.yaml           | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Documentation/devicetree/bindings/interrupt-controller/ti,sci-inta.yaml b/Documentation/devicetree/bindings/interrupt-controller/ti,sci-inta.yaml
index c7cd05656a3e..2837b90bbb56 100644
--- a/Documentation/devicetree/bindings/interrupt-controller/ti,sci-inta.yaml
+++ b/Documentation/devicetree/bindings/interrupt-controller/ti,sci-inta.yaml
@@ -70,6 +70,11 @@ properties:
         - description: |
             "limit" specifies the limit for translation
 
+  ti,unmapped-event-sources:
+    $ref: /schemas/types.yaml#definitions/phandle-array
+    description:
+      Array of phandles to DMA controllers where the unmapped events originate.
+
 required:
   - compatible
   - reg
-- 
Peter

Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki.
Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki