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Fri, 24 Jul 2020 09:19:05 -0500 Received: from DFLE106.ent.ti.com (10.64.6.27) by DFLE114.ent.ti.com (10.64.6.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Fri, 24 Jul 2020 09:19:05 -0500 Received: from fllv0040.itg.ti.com (10.64.41.20) by DFLE106.ent.ti.com (10.64.6.27) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Fri, 24 Jul 2020 09:19:05 -0500 Received: from lokesh-ssd.dhcp.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id 06OEIiXs016316; Fri, 24 Jul 2020 09:19:01 -0500 From: Lokesh Vutla To: Marc Zyngier , Rob Herring Subject: [PATCH v3 4/9] dt-bindings: irqchip: ti, sci-intr: Update bindings to drop the usage of gic as parent Date: Fri, 24 Jul 2020 19:48:32 +0530 Message-ID: <20200724141837.4542-5-lokeshvutla@ti.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200724141837.4542-1-lokeshvutla@ti.com> References: <20200724141837.4542-1-lokeshvutla@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200724_101918_405014_0C38A498 X-CRM114-Status: GOOD ( 11.15 ) X-Spam-Score: -2.5 (--) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-2.5 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at https://www.dnswl.org/, medium trust [198.47.23.249 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Nishanth Menon , Peter Ujfalusi , Grygorii Strashko , Device Tree Mailing List , Lokesh Vutla , Sekhar Nori , Tero Kristo , Santosh Shilimkar , Thomas Gleixner , Linux ARM Mailing List Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Drop the firmware related dt-bindings and use the hardware specified interrupt numbers within Interrupt Router. This ensures interrupt router DT node need not assume any interrupt parent type. Signed-off-by: Lokesh Vutla --- .../interrupt-controller/ti,sci-intr.txt | 31 ++++++++++--------- 1 file changed, 16 insertions(+), 15 deletions(-) diff --git a/Documentation/devicetree/bindings/interrupt-controller/ti,sci-intr.txt b/Documentation/devicetree/bindings/interrupt-controller/ti,sci-intr.txt index 1a8718f8855d..8b56b2de1c73 100644 --- a/Documentation/devicetree/bindings/interrupt-controller/ti,sci-intr.txt +++ b/Documentation/devicetree/bindings/interrupt-controller/ti,sci-intr.txt @@ -44,15 +44,17 @@ Required Properties: 4: If intr supports level triggered interrupts. - interrupt-controller: Identifies the node as an interrupt controller - #interrupt-cells: Specifies the number of cells needed to encode an - interrupt source. The value should be 2. - First cell should contain the TISCI device ID of source - Second cell should contain the interrupt source offset - within the device. + interrupt source. The value should be 1. + First cell should contain interrupt router input number + as specified by hardware. - ti,sci: Phandle to TI-SCI compatible System controller node. -- ti,sci-dst-id: TISCI device ID of the destination IRQ controller. -- ti,sci-rm-range-girq: Array of TISCI subtype ids representing the host irqs - assigned to this interrupt router. Each subtype id - corresponds to a range of host irqs. +- ti,sci-dev-id: TISCI device id of interrupt controller. +- ti,interrupt-ranges: Set of triplets containing ranges that convert + the INTR output interrupt numbers to parent's + interrupt number. Each triplet has following entries: + - First entry specifies the base for intr output irq + - Second entry specifies the base for parent irqs + - Third entry specifies the limit For more details on TISCI IRQ resource management refer: http://downloads.ti.com/tisci/esd/latest/2_tisci_msgs/rm/rm_irq.html @@ -62,21 +64,20 @@ Example: The following example demonstrates both interrupt router node and the consumer node(main gpio) on the AM654 SoC: -main_intr: interrupt-controller0 { +main_gpio_intr: interrupt-controller0 { compatible = "ti,sci-intr"; ti,intr-trigger-type = <1>; interrupt-controller; interrupt-parent = <&gic500>; - #interrupt-cells = <2>; + #interrupt-cells = <1>; ti,sci = <&dmsc>; - ti,sci-dst-id = <56>; - ti,sci-rm-range-girq = <0x1>; + ti,sci-dev-id = <131>; + ti,interrupt-ranges = <0 360 32>; }; main_gpio0: gpio@600000 { ... - interrupt-parent = <&main_intr>; - interrupts = <57 256>, <57 257>, <57 258>, - <57 259>, <57 260>, <57 261>; + interrupt-parent = <&main_gpio_intr>; + interrupts = <192>, <193>, <194>, <195>, <196>, <197>; ... };