From patchwork Wed Aug 11 08:43:05 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 495531 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4EF81C4338F for ; Wed, 11 Aug 2021 08:44:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 36F6260F41 for ; Wed, 11 Aug 2021 08:44:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236208AbhHKIoi (ORCPT ); Wed, 11 Aug 2021 04:44:38 -0400 Received: from smtp-relay-canonical-0.canonical.com ([185.125.188.120]:44052 "EHLO smtp-relay-canonical-0.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236244AbhHKIod (ORCPT ); Wed, 11 Aug 2021 04:44:33 -0400 Received: from mail-ed1-f69.google.com (mail-ed1-f69.google.com [209.85.208.69]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by smtp-relay-canonical-0.canonical.com (Postfix) with ESMTPS id D2C9240C76 for ; Wed, 11 Aug 2021 08:44:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=canonical.com; s=20210705; t=1628671449; bh=cHr3JrzRS+V5545Psrh2+V69DTcS+sKTW5R2LFL9CLw=; h=From:To:Subject:Date:Message-Id:MIME-Version; b=u7bG+qmxLELmUAbvWYGaxKXc4QkF8HrlK0454NnB0gCUVaRFHxyrQUH3ihdPaUujr jXl77jVb9RBMXdRhAswx1GBSt4/dSsFZXDTfPVKdM8IlF4j1U950o45AFQF3dXhHi4 r/FkllgujKLXQHNHGwJjmr4uywwQmejLYsXqX/6sMVw/HqO9lSxVXpxVhkLO95/Ntw jjcIg2nX5L9QztjH9vf2dY58az7ayH6Gf8bEJ3/mBwDlPsGM5nvtxvskeaBPX2i2gK 5O2UOgCdmRCTGJFOBo/BAgXfYh3rqZjPNAJecIY0OekJsBWiVpXEUfYrk9tLFeZMw+ zEbb4ZQARpgnQ== Received: by mail-ed1-f69.google.com with SMTP id j15-20020aa7c40f0000b02903be5fbe68a9so886164edq.2 for ; Wed, 11 Aug 2021 01:44:09 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:mime-version :content-transfer-encoding; bh=cHr3JrzRS+V5545Psrh2+V69DTcS+sKTW5R2LFL9CLw=; b=NgYzt+EjmOnFp2gvyZwiZ3StUoe+btrnq1C9VABmEsMpIPy0Wmv4JbTJvrLct3JkdB o1GCSy8OOmftTy1+sd8GwEJlre8uQVZeD+LVUCjJd8miTou1JhpNIM60wjaCL25ziRZj PyRzDdbxFejaMyK4ahB6Tndpc8M+E2thXNfy0cRuI+I7YxAkYrF6GV+kSOyq95GltRLs PDilvMCX3QJyUa4f743PuQ9KRi9UcmQAGM42UsaJrgKBpKneP/Mph2/zjYVWtSsY6yro sbiz6fxkMK0+8WrS6pB07ay4efa1xK7s2AsAMbcI62N/ek+2XRoxBd7Tx2yUTkY1go1H sJyA== X-Gm-Message-State: AOAM5331qtSsxBT/cfOTdbghRt2tBwxHxE4tgsOjs3Ho4+Srw6ybb6xe R3AfuJQtkw/k5QmItvjvOc9biMgAbY5Jq/TngK+Va3EZ6R+AXqAveKUTJtbkrYZKx1sBRFWdgfA IJH6U74ViB6VF02UzFKgGunQVvKyeldzog+qLEBTZ+bi39HO1 X-Received: by 2002:a17:906:c252:: with SMTP id bl18mr2576138ejb.519.1628671449535; Wed, 11 Aug 2021 01:44:09 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyN0M005Kt6h3a02hccMdFKOXLA0/K49CFe+0FJWoFPEYNKvXyWwm92jayRVXcKDmy89NLWPA== X-Received: by 2002:a17:906:c252:: with SMTP id bl18mr2576125ejb.519.1628671449349; Wed, 11 Aug 2021 01:44:09 -0700 (PDT) Received: from localhost.localdomain ([86.32.42.198]) by smtp.gmail.com with ESMTPSA id kk14sm2429708ejc.29.2021.08.11.01.44.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 11 Aug 2021 01:44:09 -0700 (PDT) From: Krzysztof Kozlowski To: Thomas Gleixner , Marc Zyngier , Rob Herring , Krzysztof Kozlowski , Matt Mackall , Herbert Xu , =?utf-8?q?=C5=81ukasz_Stelm?= =?utf-8?q?ach?= , linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-crypto@vger.kernel.org Subject: [PATCH 1/2] dt-bindings: irqchip: convert Samsung Exynos IRQ combiner to dtschema Date: Wed, 11 Aug 2021 10:43:05 +0200 Message-Id: <20210811084306.28740-1-krzysztof.kozlowski@canonical.com> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org Convert Samsung Exynos SoC Interrupt Combiner Controller bindings to DT schema format using json-schema. Signed-off-by: Krzysztof Kozlowski --- .../samsung,exynos4210-combiner.txt | 50 ---------- .../samsung,exynos4210-combiner.yaml | 96 +++++++++++++++++++ 2 files changed, 96 insertions(+), 50 deletions(-) delete mode 100644 Documentation/devicetree/bindings/interrupt-controller/samsung,exynos4210-combiner.txt create mode 100644 Documentation/devicetree/bindings/interrupt-controller/samsung,exynos4210-combiner.yaml diff --git a/Documentation/devicetree/bindings/interrupt-controller/samsung,exynos4210-combiner.txt b/Documentation/devicetree/bindings/interrupt-controller/samsung,exynos4210-combiner.txt deleted file mode 100644 index 19af687858a1..000000000000 --- a/Documentation/devicetree/bindings/interrupt-controller/samsung,exynos4210-combiner.txt +++ /dev/null @@ -1,50 +0,0 @@ -* Samsung Exynos Interrupt Combiner Controller - -Samsung's Exynos4 architecture includes a interrupt combiner controller which -can combine interrupt sources as a group and provide a single interrupt request -for the group. The interrupt request from each group are connected to a parent -interrupt controller, such as GIC in case of Exynos4210. - -The interrupt combiner controller consists of multiple combiners. Up to eight -interrupt sources can be connected to a combiner. The combiner outputs one -combined interrupt for its eight interrupt sources. The combined interrupt -is usually connected to a parent interrupt controller. - -A single node in the device tree is used to describe the interrupt combiner -controller module (which includes multiple combiners). A combiner in the -interrupt controller module shares config/control registers with other -combiners. For example, a 32-bit interrupt enable/disable config register -can accommodate up to 4 interrupt combiners (with each combiner supporting -up to 8 interrupt sources). - -Required properties: -- compatible: should be "samsung,exynos4210-combiner". -- interrupt-controller: Identifies the node as an interrupt controller. -- #interrupt-cells: should be <2>. The meaning of the cells are - * First Cell: Combiner Group Number. - * Second Cell: Interrupt number within the group. -- reg: Base address and size of interrupt combiner registers. -- interrupts: The list of interrupts generated by the combiners which are then - connected to a parent interrupt controller. The format of the interrupt - specifier depends in the interrupt parent controller. - -Optional properties: -- samsung,combiner-nr: The number of interrupt combiners supported. If this - property is not specified, the default number of combiners is assumed - to be 16. - - -Example: - - The following is a an example from the Exynos4210 SoC dtsi file. - - combiner:interrupt-controller@10440000 { - compatible = "samsung,exynos4210-combiner"; - interrupt-controller; - #interrupt-cells = <2>; - reg = <0x10440000 0x1000>; - interrupts = <0 0 0>, <0 1 0>, <0 2 0>, <0 3 0>, - <0 4 0>, <0 5 0>, <0 6 0>, <0 7 0>, - <0 8 0>, <0 9 0>, <0 10 0>, <0 11 0>, - <0 12 0>, <0 13 0>, <0 14 0>, <0 15 0>; - }; diff --git a/Documentation/devicetree/bindings/interrupt-controller/samsung,exynos4210-combiner.yaml b/Documentation/devicetree/bindings/interrupt-controller/samsung,exynos4210-combiner.yaml new file mode 100644 index 000000000000..d631b7589d50 --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/samsung,exynos4210-combiner.yaml @@ -0,0 +1,96 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/interrupt-controller/samsung,exynos4210-combiner.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung Exynos SoC Interrupt Combiner Controller + +maintainers: + - Krzysztof Kozlowski + +description: | + Samsung's Exynos4 architecture includes a interrupt combiner controller which + can combine interrupt sources as a group and provide a single interrupt + request for the group. The interrupt request from each group are connected to + a parent interrupt controller, such as GIC in case of Exynos4210. + + The interrupt combiner controller consists of multiple combiners. Up to eight + interrupt sources can be connected to a combiner. The combiner outputs one + combined interrupt for its eight interrupt sources. The combined interrupt is + usually connected to a parent interrupt controller. + + A single node in the device tree is used to describe the interrupt combiner + controller module (which includes multiple combiners). A combiner in the + interrupt controller module shares config/control registers with other + combiners. For example, a 32-bit interrupt enable/disable config register can + accommodate up to 4 interrupt combiners (with each combiner supporting up to + 8 interrupt sources). + +allOf: + - $ref: /schemas/interrupt-controller.yaml# + +properties: + compatible: + const: samsung,exynos4210-combiner + + interrupt-controller: true + + interrupts: + minItems: 8 + maxItems: 32 + + "#interrupt-cells": + description: | + The meaning of the cells are: + * First Cell: Combiner Group Number. + * Second Cell: Interrupt number within the group. + const: 2 + + reg: + maxItems: 1 + + samsung,combiner-nr: + description: | + The number of interrupt combiners supported. Should match number + of interrupts set in "interrupts" property. + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 8 + maximum: 32 + default: 16 + +required: + - compatible + - interrupt-controller + - interrupts + - "#interrupt-cells" + - reg + +additionalProperties: false + +examples: + - | + #include + + interrupt-controller@10440000 { + compatible = "samsung,exynos4210-combiner"; + interrupt-controller; + #interrupt-cells = <2>; + reg = <0x10440000 0x1000>; + interrupts = , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + ; + }; From patchwork Wed Aug 11 08:43:06 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 496387 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2C964C4320E for ; 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Signed-off-by: Krzysztof Kozlowski --- .../bindings/rng/samsung,exynos5250-trng.txt | 17 ------- .../bindings/rng/samsung,exynos5250-trng.yaml | 44 +++++++++++++++++++ MAINTAINERS | 2 +- 3 files changed, 45 insertions(+), 18 deletions(-) delete mode 100644 Documentation/devicetree/bindings/rng/samsung,exynos5250-trng.txt create mode 100644 Documentation/devicetree/bindings/rng/samsung,exynos5250-trng.yaml diff --git a/Documentation/devicetree/bindings/rng/samsung,exynos5250-trng.txt b/Documentation/devicetree/bindings/rng/samsung,exynos5250-trng.txt deleted file mode 100644 index 5a613a4ec780..000000000000 --- a/Documentation/devicetree/bindings/rng/samsung,exynos5250-trng.txt +++ /dev/null @@ -1,17 +0,0 @@ -Exynos True Random Number Generator - -Required properties: - -- compatible : Should be "samsung,exynos5250-trng". -- reg : Specifies base physical address and size of the registers map. -- clocks : Phandle to clock-controller plus clock-specifier pair. -- clock-names : "secss" as a clock name. - -Example: - - rng@10830600 { - compatible = "samsung,exynos5250-trng"; - reg = <0x10830600 0x100>; - clocks = <&clock CLK_SSS>; - clock-names = "secss"; - }; diff --git a/Documentation/devicetree/bindings/rng/samsung,exynos5250-trng.yaml b/Documentation/devicetree/bindings/rng/samsung,exynos5250-trng.yaml new file mode 100644 index 000000000000..a50c34d5d199 --- /dev/null +++ b/Documentation/devicetree/bindings/rng/samsung,exynos5250-trng.yaml @@ -0,0 +1,44 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/rng/samsung,exynos5250-trng.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung Exynos SoC True Random Number Generator + +maintainers: + - Krzysztof Kozlowski + - Łukasz Stelmach + +properties: + compatible: + const: samsung,exynos5250-trng + + clocks: + maxItems: 1 + + clock-names: + items: + - const: secss + + reg: + maxItems: 1 + +required: + - compatible + - clocks + - clock-names + - reg + +additionalProperties: false + +examples: + - | + #include + + rng@10830600 { + compatible = "samsung,exynos5250-trng"; + reg = <0x10830600 0x100>; + clocks = <&clock CLK_SSS>; + clock-names = "secss"; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 4477215ef649..ebdb07a49b02 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -16398,7 +16398,7 @@ SAMSUNG EXYNOS TRUE RANDOM NUMBER GENERATOR (TRNG) DRIVER M: Łukasz Stelmach L: linux-samsung-soc@vger.kernel.org S: Maintained -F: Documentation/devicetree/bindings/rng/samsung,exynos5250-trng.txt +F: Documentation/devicetree/bindings/rng/samsung,exynos5250-trng.yaml F: drivers/char/hw_random/exynos-trng.c SAMSUNG FRAMEBUFFER DRIVER