From patchwork Thu Sep 22 11:39:56 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Binbin Zhou X-Patchwork-Id: 609282 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 9A7FBC54EE9 for ; Thu, 22 Sep 2022 11:41:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231365AbiIVLle (ORCPT ); Thu, 22 Sep 2022 07:41:34 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44358 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229448AbiIVLla (ORCPT ); Thu, 22 Sep 2022 07:41:30 -0400 Received: from loongson.cn (mail.loongson.cn [114.242.206.163]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 5831590190; Thu, 22 Sep 2022 04:41:29 -0700 (PDT) Received: from localhost.localdomain (unknown [112.20.112.163]) by localhost.localdomain (Coremail) with SMTP id AQAAf8AxFeLhSSxjyhYgAA--.56317S5; Thu, 22 Sep 2022 19:41:23 +0800 (CST) From: Binbin Zhou To: Wolfram Sang , Wolfram Sang , Mika Westerberg , linux-i2c@vger.kernel.org Cc: loongarch@lists.linux.dev, linux-acpi@vger.kernel.org, WANG Xuerui , Jianmin Lv , Binbin Zhou Subject: [PATCH 3/5] dt-bindings: i2c: add bindings for Loongson LS2X I2C Date: Thu, 22 Sep 2022 19:39:56 +0800 Message-Id: <000daa60bae45cfaaf8376b0fa11f26fce783401.1663835855.git.zhoubinbin@loongson.cn> X-Mailer: git-send-email 2.31.1 In-Reply-To: References: MIME-Version: 1.0 X-CM-TRANSID: AQAAf8AxFeLhSSxjyhYgAA--.56317S5 X-Coremail-Antispam: 1UD129KBjvJXoW7WFW5WFW8CFWxXF4xurW3Wrg_yoW8Wr4kp3 ZrCr9rGr40vF17u39xGFy8G3W3Zr95AasrGFZFyw1UKFyDG3Wqvw4akr15Xa13WFy0qFW7 XFZ2gr4jkas7Cr7anT9S1TB71UUUUUUqnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnRJUUUBS14x267AKxVWrJVCq3wAFc2x0x2IEx4CE42xK8VAvwI8IcIk0 rVWrJVCq3wAFIxvE14AKwVWUJVWUGwA2048vs2IY020E87I2jVAFwI0_JrWl82xGYIkIc2 x26xkF7I0E14v26ryj6s0DM28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4kI8wA2z4x0 Y4vE2Ix0cI8IcVAFwI0_Xr0_Ar1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_Gr1j6F4UJw A2z4x0Y4vEx4A2jsIE14v26rxl6s0DM28EF7xvwVC2z280aVCY1x0267AKxVW0oVCq3wAS 0I0E0xvYzxvE52x082IY62kv0487Mc02F40EFcxC0VAKzVAqx4xG6I80ewAv7VC0I7IYx2 IY67AKxVWUJVWUGwAv7VC2z280aVAFwI0_Gr0_Cr1lOx8S6xCaFVCjc4AY6r1j6r4UM4x0 Y48IcxkI7VAKI48JM4x0x7Aq67IIx4CEVc8vx2IErcIFxwCY02Avz4vE14v_Gw4l42xK82 IYc2Ij64vIr41l4I8I3I0E4IkC6x0Yz7v_Jr0_Gr1lx2IqxVAqx4xG67AKxVWUJVWUGwC2 0s026x8GjcxK67AKxVWUGVWUWwC2zVAF1VAY17CE14v26r1q6r43MIIYrxkI7VAKI48JMI IF0xvE2Ix0cI8IcVAFwI0_Jr0_JF4lIxAIcVC0I7IYx2IY6xkF7I0E14v26r4j6F4UMIIF 0xvE42xK8VAvwI8IcIk0rVWUJVWUCwCI42IY6I8E87Iv67AKxVWUJVW8JwCI42IY6I8E87 Iv6xkF7I0E14v26r4j6r4UJbIYCTnIWIevJa73UjIFyTuYvjfU06wZUUUUU X-CM-SenderInfo: p2kr3uplqex0o6or00hjvr0hdfq/ Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org Add device tree bindings for the i2c controller on the Loongson-2K Soc or Loongosn LS7A bridge chip. Signed-off-by: Binbin Zhou --- .../bindings/i2c/loongson,ls2x-i2c.yaml | 48 +++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 Documentation/devicetree/bindings/i2c/loongson,ls2x-i2c.yaml diff --git a/Documentation/devicetree/bindings/i2c/loongson,ls2x-i2c.yaml b/Documentation/devicetree/bindings/i2c/loongson,ls2x-i2c.yaml new file mode 100644 index 000000000000..8c785f329d2f --- /dev/null +++ b/Documentation/devicetree/bindings/i2c/loongson,ls2x-i2c.yaml @@ -0,0 +1,48 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/i2c/loongson,ls2x-i2c.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: Loongson LS2X I2C Controller + +maintainers: + - Binbin Zhou + +allOf: + - $ref: /schemas/i2c/i2c-controller.yaml# + +properties: + compatible: + enum: + - loongson,ls2k-i2c # Loongson-2K SoCs + - loongson,ls7a-i2c # Loongson LS7A Bridge + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + +unevaluatedProperties: false + +examples: + - | + i2c@1fe21000 { + compatible = "loongson,ls2k-i2c"; + reg = <0 0x1fe21000 0 0x8>; + interrupts = <22>; + #address-cells = <1>; + #size-cells = <0>; + + eeprom@57{ + compatible = "atmel,24c16"; + reg = <0x57>; + pagesize = <16>; + }; + };