From patchwork Wed Nov 10 22:58:02 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Prabhakar Mahadev Lad X-Patchwork-Id: 517194 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C6C7CC433FE for ; Wed, 10 Nov 2021 22:58:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B4D9161284 for ; Wed, 10 Nov 2021 22:58:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233982AbhKJXBK (ORCPT ); Wed, 10 Nov 2021 18:01:10 -0500 Received: from relmlor2.renesas.com ([210.160.252.172]:15510 "EHLO relmlie6.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S233848AbhKJXBK (ORCPT ); Wed, 10 Nov 2021 18:01:10 -0500 X-IronPort-AV: E=Sophos;i="5.87,225,1631545200"; d="scan'208";a="100143741" Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie6.idc.renesas.com with ESMTP; 11 Nov 2021 07:58:21 +0900 Received: from localhost.localdomain (unknown [10.226.36.204]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id 650834006CC7; Thu, 11 Nov 2021 07:58:18 +0900 (JST) From: Lad Prabhakar To: Marc Zyngier , Thomas Gleixner , Rob Herring , Linus Walleij , Geert Uytterhoeven , Magnus Damm , Bartosz Golaszewski , Philipp Zabel Cc: devicetree@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, Prabhakar , Biju Das , Lad Prabhakar Subject: [RFC PATCH v3 1/7] dt-bindings: interrupt-controller: Add Renesas RZ/G2L Interrupt Controller Date: Wed, 10 Nov 2021 22:58:02 +0000 Message-Id: <20211110225808.16388-2-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20211110225808.16388-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20211110225808.16388-1-prabhakar.mahadev-lad.rj@bp.renesas.com> Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org Add DT bindings for the Renesas RZ/G2L Interrupt Controller. Signed-off-by: Lad Prabhakar --- .../renesas,rzg2l-irqc.yaml | 137 ++++++++++++++++++ 1 file changed, 137 insertions(+) create mode 100644 Documentation/devicetree/bindings/interrupt-controller/renesas,rzg2l-irqc.yaml diff --git a/Documentation/devicetree/bindings/interrupt-controller/renesas,rzg2l-irqc.yaml b/Documentation/devicetree/bindings/interrupt-controller/renesas,rzg2l-irqc.yaml new file mode 100644 index 000000000000..ebe318fe336b --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/renesas,rzg2l-irqc.yaml @@ -0,0 +1,137 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/interrupt-controller/renesas,rzg2l-irqc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Renesas RZ/G2L Interrupt Controller + +maintainers: + - Lad Prabhakar + - Geert Uytterhoeven + +description: | + The RZ/G2L Interrupt Controller is a front-end for the GIC found on Renesas RZ/G2L SoC's + - IRQ sense select for 8 external interrupts, mapped to 8 GIC SPI interrupts + - GPIO pins used as external interrupt input pins, mapped to 32 GIC SPI interrupts + - NMI edge select (NMI is not treated as NMI exception and supports fall edge and + stand-up edge detection interrupts) + +allOf: + - $ref: /schemas/interrupt-controller.yaml# + +properties: + compatible: + items: + - enum: + - renesas,r9a07g044-irqc # RZ/G2L + - const: renesas,rzg2l-irqc + + '#interrupt-cells': + const: 2 + + '#address-cells': + const: 0 + + interrupt-controller: true + + reg: + maxItems: 1 + + interrupt-map: + maxItems: 41 + description: Specifies the mapping from external interrupts to GIC interrupts. + + interrupt-map-mask: + items: + - const: 40 + - const: 0 + + clocks: + maxItems: 2 + + clock-names: + items: + - const: clk + - const: pclk + + power-domains: + maxItems: 1 + + resets: + maxItems: 1 + +required: + - compatible + - '#interrupt-cells' + - '#address-cells' + - interrupt-controller + - reg + - interrupt-map + - interrupt-map-mask + - clocks + - clock-names + - power-domains + - resets + +additionalProperties: false + +examples: + - | + #include + #include + + irqc: interrupt-controller@110a0000 { + compatible = "renesas,r9a07g044-irqc", "renesas,rzg2l-irqc"; + #interrupt-cells = <2>; + #address-cells = <0>; + interrupt-controller; + reg = <0x110a0000 0x10000>; + interrupt-map = <0 0 &gic GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>, + <1 0 &gic GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>, + <2 0 &gic GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>, + <3 0 &gic GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>, + <4 0 &gic GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>, + <5 0 &gic GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>, + <6 0 &gic GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>, + <7 0 &gic GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>, + <8 0 &gic GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>, + <9 0 &gic GIC_SPI 444 IRQ_TYPE_LEVEL_HIGH>, + <10 0 &gic GIC_SPI 445 IRQ_TYPE_LEVEL_HIGH>, + <11 0 &gic GIC_SPI 446 IRQ_TYPE_LEVEL_HIGH>, + <12 0 &gic GIC_SPI 447 IRQ_TYPE_LEVEL_HIGH>, + <13 0 &gic GIC_SPI 448 IRQ_TYPE_LEVEL_HIGH>, + <14 0 &gic GIC_SPI 449 IRQ_TYPE_LEVEL_HIGH>, + <15 0 &gic GIC_SPI 450 IRQ_TYPE_LEVEL_HIGH>, + <16 0 &gic GIC_SPI 451 IRQ_TYPE_LEVEL_HIGH>, + <17 0 &gic GIC_SPI 452 IRQ_TYPE_LEVEL_HIGH>, + <18 0 &gic GIC_SPI 453 IRQ_TYPE_LEVEL_HIGH>, + <19 0 &gic GIC_SPI 454 IRQ_TYPE_LEVEL_HIGH>, + <20 0 &gic GIC_SPI 455 IRQ_TYPE_LEVEL_HIGH>, + <21 0 &gic GIC_SPI 456 IRQ_TYPE_LEVEL_HIGH>, + <22 0 &gic GIC_SPI 457 IRQ_TYPE_LEVEL_HIGH>, + <23 0 &gic GIC_SPI 458 IRQ_TYPE_LEVEL_HIGH>, + <24 0 &gic GIC_SPI 459 IRQ_TYPE_LEVEL_HIGH>, + <25 0 &gic GIC_SPI 460 IRQ_TYPE_LEVEL_HIGH>, + <26 0 &gic GIC_SPI 461 IRQ_TYPE_LEVEL_HIGH>, + <27 0 &gic GIC_SPI 462 IRQ_TYPE_LEVEL_HIGH>, + <28 0 &gic GIC_SPI 463 IRQ_TYPE_LEVEL_HIGH>, + <29 0 &gic GIC_SPI 464 IRQ_TYPE_LEVEL_HIGH>, + <30 0 &gic GIC_SPI 465 IRQ_TYPE_LEVEL_HIGH>, + <31 0 &gic GIC_SPI 466 IRQ_TYPE_LEVEL_HIGH>, + <32 0 &gic GIC_SPI 467 IRQ_TYPE_LEVEL_HIGH>, + <33 0 &gic GIC_SPI 468 IRQ_TYPE_LEVEL_HIGH>, + <34 0 &gic GIC_SPI 469 IRQ_TYPE_LEVEL_HIGH>, + <35 0 &gic GIC_SPI 470 IRQ_TYPE_LEVEL_HIGH>, + <36 0 &gic GIC_SPI 471 IRQ_TYPE_LEVEL_HIGH>, + <37 0 &gic GIC_SPI 472 IRQ_TYPE_LEVEL_HIGH>, + <38 0 &gic GIC_SPI 473 IRQ_TYPE_LEVEL_HIGH>, + <39 0 &gic GIC_SPI 474 IRQ_TYPE_LEVEL_HIGH>, + <40 0 &gic GIC_SPI 475 IRQ_TYPE_LEVEL_HIGH>; + interrupt-map-mask = <40 0>; + clocks = <&cpg CPG_MOD R9A07G044_IA55_CLK>, + <&cpg CPG_MOD R9A07G044_IA55_PCLK>; + clock-names = "clk", "pclk"; + power-domains = <&cpg>; + resets = <&cpg R9A07G044_IA55_RESETN>; + };