From patchwork Sat Oct 29 08:21:35 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yinbo Zhu X-Patchwork-Id: 620698 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 67ADBFA3743 for ; Sat, 29 Oct 2022 08:21:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229945AbiJ2IVs (ORCPT ); Sat, 29 Oct 2022 04:21:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56646 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229936AbiJ2IVr (ORCPT ); Sat, 29 Oct 2022 04:21:47 -0400 Received: from loongson.cn (mail.loongson.cn [114.242.206.163]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id E81DDC355B; Sat, 29 Oct 2022 01:21:44 -0700 (PDT) Received: from loongson.cn (unknown [10.180.13.64]) by gateway (Coremail) with SMTP id _____8AxbdqX4lxjZj4DAA--.12368S3; Sat, 29 Oct 2022 16:21:43 +0800 (CST) Received: from localhost.localdomain (unknown [10.180.13.64]) by localhost.localdomain (Coremail) with SMTP id AQAAf8AxR1eQ4lxjKWcHAA--.6252S3; Sat, 29 Oct 2022 16:21:41 +0800 (CST) From: Yinbo Zhu To: Rob Herring , Krzysztof Kozlowski , Arnd Bergmann , Hector Martin , Lubomir Rintel , Conor Dooley , Linus Walleij , Hitomi Hasegawa , Heiko Stuebner , Brian Norris , Sven Peter , loongarch@lists.linux.dev, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Yinbo Zhu Subject: [PATCH v3 2/2] dt-bindings: soc: add loongson-2 chipid Date: Sat, 29 Oct 2022 16:21:35 +0800 Message-Id: <20221029082135.31096-2-zhuyinbo@loongson.cn> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20221029082135.31096-1-zhuyinbo@loongson.cn> References: <20221029082135.31096-1-zhuyinbo@loongson.cn> MIME-Version: 1.0 X-CM-TRANSID: AQAAf8AxR1eQ4lxjKWcHAA--.6252S3 X-CM-SenderInfo: 52kx5xhqerqz5rrqw2lrqou0/ X-Coremail-Antispam: 1Uk129KBjvJXoW7uF15Xw1fArW7KFyfJryfXrb_yoW8tFykpa 13Cr95KF4xtF17uws5Ka4Ik3W5Zr95AFsFgFZrZw13KrWqg3WFqw43K3WDZanrZr1UJayU uFWfGrW5GF4xCr7anT9S1TB71UUUUbJqnTZGkaVYY2UrUUUUj1kv1TuYvTs0mT0YCTnIWj qI5I8CrVACY4xI64kE6c02F40Ex7xfYxn0WfASr-VFAUDa7-sFnT9fnUUIcSsGvfJTRUUU bSxFc2x0x2IEx4CE42xK8VAvwI8IcIk0rVWrJVCq3wAFIxvE14AKwVWUXVWUAwA2ocxC64 kIII0Yj41l84x0c7CEw4AK67xGY2AK021l84ACjcxK6xIIjxv20xvE14v26ryj6F1UM28E F7xvwVC0I7IYx2IY6xkF7I0E14v26r4j6F4UM28EF7xvwVC2z280aVAFwI0_Gr1j6F4UJw A2z4x0Y4vEx4A2jsIEc7CjxVAFwI0_Gr1j6F4UJwAaw2AFwI0_Jw0_GFyle2I262IYc4CY 6c8Ij28IcVAaY2xG8wAqjxCEc2xF0cIa020Ex4CE44I27wAqx4xG64xvF2IEw4CE5I8CrV C2j2WlYx0E2Ix0cI8IcVAFwI0_Jw0_WrylYx0Ex4A2jsIE14v26F4j6r4UJwAm72CE4IkC 6x0Yz7v_Jr0_Gr1lF7xvr2IYc2Ij64vIr41lc7CjxVAaw2AFwI0_Jw0_GFyl42xK82IYc2 Ij64vIr41l42xK82IY6x8ErcxFaVAv8VWrMxC20s026xCaFVCjc4AY6r1j6r4UMxCIbckI 1I0E14v26r1q6r43MI8I3I0E5I8CrVAFwI0_Jr0_Jr4lx2IqxVCjr7xvwVAFwI0_JrI_Jr Wlx4CE17CEb7AF67AKxVWUtVW8ZwCIc40Y0x0EwIxGrwCI42IY6xIIjxv20xvE14v26ryj 6F1UMIIF0xvE2Ix0cI8IcVCY1x0267AKxVW8JVWxJwCI42IY6xAIw20EY4v20xvaj40_Jr 0_JF4lIxAIcVC2z280aVAFwI0_Cr0_Gr1UMIIF0xvEx4A2jsIEc7CjxVAFwI0_Gr1j6F4U JbIYCTnIWIevJa73UjIFyTuYvjxUciL0UUUUU Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add the Loongson-2 SoC chipid binding with DT schema format using json-schema. Signed-off-by: Yinbo Zhu --- Change in v3: 1. Drop "driver" and describe instead what is GUTS, including its acronym. 2. Add desciption about the SoC register. 3. Fixup dts node name. 4. Replace string loongson2/Loongson2 with loongson-2/Loongson-2 in binding file and commit message. .../bindings/hwinfo/loongson,ls2k-chipid.yaml | 38 +++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 39 insertions(+) create mode 100644 Documentation/devicetree/bindings/hwinfo/loongson,ls2k-chipid.yaml diff --git a/Documentation/devicetree/bindings/hwinfo/loongson,ls2k-chipid.yaml b/Documentation/devicetree/bindings/hwinfo/loongson,ls2k-chipid.yaml new file mode 100644 index 000000000000..9d0c36ec1982 --- /dev/null +++ b/Documentation/devicetree/bindings/hwinfo/loongson,ls2k-chipid.yaml @@ -0,0 +1,38 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwinfo/loongson,ls2k-chipid.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Loongson-2 SoC ChipID + +maintainers: + - Yinbo Zhu + +description: | + Loongson-2 SoC contains many groups of global utilities register + blocks, of which the ChipID group registers record SoC version, + feature, vendor and id information. + +properties: + compatible: + const: loongson,ls2k-chipid + + reg: + maxItems: 1 + + little-endian: true + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + chipid: chipid@1fe00000 { + compatible = "loongson,ls2k-chipid"; + reg = <0x1fe00000 0x3ffc>; + little-endian; + }; diff --git a/MAINTAINERS b/MAINTAINERS index a02d45dd21ce..072da0f47f14 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -11934,6 +11934,7 @@ LOONGSON-2 SOC SERIES GUTS DRIVER M: Yinbo Zhu L: loongarch@lists.linux.dev S: Maintained +F: Documentation/devicetree/bindings/hwinfo/loongson,ls2k-chipid.yaml F: drivers/soc/loongson/loongson2_guts.c LSILOGIC MPT FUSION DRIVERS (FC/SAS/SPI)