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Message-ID: <20230814095141.3526684-1-danishanwar@ti.com>
Date: Mon, 14 Aug 2023 15:21:41 +0530
From: MD Danish Anwar <danishanwar@...com>
To: Suman Anna <s-anna@...com>, Conor Dooley <conor+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Rob Herring <robh+dt@...nel.org>,
Mathieu Poirier <mathieu.poirier@...aro.org>,
Bjorn Andersson <andersson@...nel.org>
CC: <linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>,
<linux-remoteproc@...r.kernel.org>, <linux-omap@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>, <vigneshr@...com>,
<srk@...com>, <nm@...com>
Subject: [PATCH v2] dt-bindings: remoteproc: pru: Add Interrupt property
Add interrupts and interrupt-names protperties for PRU and RTU cores.
Signed-off-by: MD Danish Anwar <danishanwar@...com>
---
Changes from v1 to v2:
*) Added reference of ti,pruss-intc.yaml schema in the description of
interrupts property as suggested by Conor.
*) Rebased on latest next-20230809 linux-next.
v1: https://lore.kernel.org/all/20230807110836.2612730-1-danishanwar@ti.com/
.../bindings/remoteproc/ti,pru-rproc.yaml | 23 +++++++++++++++++++
1 file changed, 23 insertions(+)
diff --git a/Documentation/devicetree/bindings/remoteproc/ti,pru-rproc.yaml b/Documentation/devicetree/bindings/remoteproc/ti,pru-rproc.yaml
index cd55d80137f7..fc81ba2ad2da 100644
--- a/Documentation/devicetree/bindings/remoteproc/ti,pru-rproc.yaml
+++ b/Documentation/devicetree/bindings/remoteproc/ti,pru-rproc.yaml
@@ -66,6 +66,17 @@ properties:
Should contain the name of the default firmware image
file located on the firmware search path.
+ interrupts:
+ maxItems: 1
+ description:
+ Interrupt specifiers enable the virtio/rpmsg communication between MPU
+ and the PRU/RTU cores. For the values of the interrupt cells please refer
+ to interrupt-controller/ti,pruss-intc.yaml schema.
+
+ interrupt-names:
+ items:
+ - const: vring
+
if:
properties:
compatible:
@@ -171,6 +182,9 @@ examples:
<0x22400 0x100>;
reg-names = "iram", "control", "debug";
firmware-name = "am65x-pru0_0-fw";
+ interrupt-parent = <&icssg0_intc>;
+ interrupts = <16 2 2>;
+ interrupt-names = "vring";
};
rtu0_0: rtu@...0 {
@@ -180,6 +194,9 @@ examples:
<0x23400 0x100>;
reg-names = "iram", "control", "debug";
firmware-name = "am65x-rtu0_0-fw";
+ interrupt-parent = <&icssg0_intc>;
+ interrupts = <20 4 4>;
+ interrupt-names = "vring";
};
tx_pru0_0: txpru@...0 {
@@ -198,6 +215,9 @@ examples:
<0x24400 0x100>;
reg-names = "iram", "control", "debug";
firmware-name = "am65x-pru0_1-fw";
+ interrupt-parent = <&icssg0_intc>;
+ interrupts = <18 3 3>;
+ interrupt-names = "vring";
};
rtu0_1: rtu@...0 {
@@ -207,6 +227,9 @@ examples:
<0x23c00 0x100>;
reg-names = "iram", "control", "debug";
firmware-name = "am65x-rtu0_1-fw";
+ interrupt-parent = <&icssg0_intc>;
+ interrupts = <22 5 5>;
+ interrupt-names = "vring";
};
tx_pru0_1: txpru@...0 {
--
2.34.1
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