From patchwork Sat Jun 17 13:36:20 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Wahren X-Patchwork-Id: 13283633 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B8A37C04A94 for ; Sat, 17 Jun 2023 13:42:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234453AbjFQNma (ORCPT ); Sat, 17 Jun 2023 09:42:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42912 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236455AbjFQNm1 (ORCPT ); Sat, 17 Jun 2023 09:42:27 -0400 Received: from mout.kundenserver.de (mout.kundenserver.de [212.227.126.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BA1E819A2; Sat, 17 Jun 2023 06:42:22 -0700 (PDT) Received: from stefanw-SCHENKER ([37.4.248.58]) by mrelayeu.kundenserver.de (mreue009 [212.227.15.167]) with ESMTPSA (Nemesis) id 1M2fDr-1q7UlX1Vhn-0048wI; Sat, 17 Jun 2023 15:36:44 +0200 From: Stefan Wahren To: Vinod Koul , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Florian Fainelli , Ray Jui , Scott Branden , Jassi Brar , Thierry Reding , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , Daniel Lezcano , Thomas Gleixner Cc: linux-arm-kernel@lists.infradead.org, dmaengine@vger.kernel.org, devicetree@vger.kernel.org, linux-mmc@vger.kernel.org, linux-pwm@vger.kernel.org, linux-pm@vger.kernel.org, bcm-kernel-feedback-list@broadcom.com, Stefan Wahren , Rob Herring Subject: [PATCH V2 7/7] dt-bindings: timer: convert bcm2835-system-timer bindings to YAML Date: Sat, 17 Jun 2023 15:36:20 +0200 Message-Id: <20230617133620.53129-8-stefan.wahren@i2se.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230617133620.53129-1-stefan.wahren@i2se.com> References: <20230617133620.53129-1-stefan.wahren@i2se.com> MIME-Version: 1.0 X-Provags-ID: V03:K1:mVFiliFboW4LEd+X1TQBa6vvRmi7USdo/RW69BmRyNa/pJtjGzS tVQ6dwdnHEHr/ZHHezkQhqcYQeI6DcMTENVHZf6OczxoEATjvn8NKf1lIAxB1OpX4zWvY08 1sP8GK5j5nAf4xocAOTABS5MDo/6bn++VaK84cFyxqD07Z80Bj2+pOq//rMnClwhW6nUT7s OL/kAvNBJ4QbODLW9ofkQ== UI-OutboundReport: notjunk:1;M01:P0:inw7a/j3P4k=;k+yIdptIj0BhoNOoxCn068igPV4 pOdv6vS4XPRfjQPY+0tiABzI5rL/li6o7aLPUKu0+vnm8sELegztndB4AWp6kSatbYEMVl/Rl dmofJCZDR+0nNYJ9IA2zvBFjwmKZJ5OuZfKbMf54zg4R6piKdgtKxhXpc5dm4pPql2k58PHVZ MMits6+0gfWFcw8fFgH6aKYjupSOMbvR491t7i7m5SQqtlS5Cj7eb6vcdFO06EFOo3w55uVVO 8J5z1G5S+4GfED4nhRqqf94urrlTa5f+FqLnLMHF73PYePsrxL2WpIFbsVgYrTDYQk+4JUKH/ 9M19uFHpSDk96dBA8DOV9ktUAn1r5dnO/wH9Z+3ttGfXf/6pTlmhutwTuRH2t6D2r/5gm1TmX JoS8p5nbkFSJI659bjrpCLQZWTYSYA1/+BYsXm6R65xipi9S0hggFPy5ZwP+5cVo11d1XiZg9 3onxo7vKD4LHGnh4XO6ErFtxx0pWJcOd81KBgamDmYK4mDiQCSMj6VdrEn0qCu0HsG70DNuly jIh1kUSbQQI5+fc+DT6/0cXStqt92tYgZ3JtJULUALmWsLBTcP4wlLXecp4zzsacdr26kbmYb nVYOgJAc/+f9OSjjr/h1Mb9pKaMbM6hvj/W/PhoGLVZyjdaR5RscxMlAxqEVlZNj8q59uUy5V A8XOBwuZyW1K2+/+sN8OspHzNhiHDiJMZdxhjJjkhQ== Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org Convert the DT binding document for bcm2835-system-timer from .txt to YAML. Signed-off-by: Stefan Wahren Reviewed-by: Rob Herring --- .../timer/brcm,bcm2835-system-timer.txt | 22 --------- .../timer/brcm,bcm2835-system-timer.yaml | 48 +++++++++++++++++++ 2 files changed, 48 insertions(+), 22 deletions(-) delete mode 100644 Documentation/devicetree/bindings/timer/brcm,bcm2835-system-timer.txt create mode 100644 Documentation/devicetree/bindings/timer/brcm,bcm2835-system-timer.yaml diff --git a/Documentation/devicetree/bindings/timer/brcm,bcm2835-system-timer.txt b/Documentation/devicetree/bindings/timer/brcm,bcm2835-system-timer.txt deleted file mode 100644 index 844bd5fbd04c..000000000000 --- a/Documentation/devicetree/bindings/timer/brcm,bcm2835-system-timer.txt +++ /dev/null @@ -1,22 +0,0 @@ -BCM2835 System Timer - -The System Timer peripheral provides four 32-bit timer channels and a -single 64-bit free running counter. Each channel has an output compare -register, which is compared against the 32 least significant bits of the -free running counter values, and generates an interrupt. - -Required properties: - -- compatible : should be "brcm,bcm2835-system-timer" -- reg : Specifies base physical address and size of the registers. -- interrupts : A list of 4 interrupt sinks; one per timer channel. -- clock-frequency : The frequency of the clock that drives the counter, in Hz. - -Example: - -timer { - compatible = "brcm,bcm2835-system-timer"; - reg = <0x7e003000 0x1000>; - interrupts = <1 0>, <1 1>, <1 2>, <1 3>; - clock-frequency = <1000000>; -}; diff --git a/Documentation/devicetree/bindings/timer/brcm,bcm2835-system-timer.yaml b/Documentation/devicetree/bindings/timer/brcm,bcm2835-system-timer.yaml new file mode 100644 index 000000000000..227b44788a48 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/brcm,bcm2835-system-timer.yaml @@ -0,0 +1,48 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/brcm,bcm2835-system-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: BCM2835 System Timer + +maintainers: + - Stefan Wahren + +description: + The System Timer peripheral provides four 32-bit timer channels and a + single 64-bit free running counter. Each channel has an output compare + register, which is compared against the 32 least significant bits of the + free running counter values, and generates an interrupt. + +properties: + compatible: + const: brcm,bcm2835-system-timer + + reg: + maxItems: 1 + + interrupts: + items: + - description: System Timer Compare 0 match (used by VideoCore GPU) + - description: System Timer Compare 1 match (usable for ARM core) + - description: System Timer Compare 2 match (used by VideoCore GPU) + - description: System Timer Compare 3 match (usable for ARM core) + + clock-frequency: true + +required: + - compatible + - reg + - interrupts + +additionalProperties: false + +examples: + - | + timer@7e003000 { + compatible = "brcm,bcm2835-system-timer"; + reg = <0x7e003000 0x1000>; + interrupts = <1 0>, <1 1>, <1 2>, <1 3>; + clock-frequency = <1000000>; + };