From mboxrd@z Thu Jan 1 00:00:00 1970 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 C9B76C433EF for ; Mon, 21 Feb 2022 02:14:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245757AbiBUCPK (ORCPT ); Sun, 20 Feb 2022 21:15:10 -0500 Received: from mxb-00190b01.gslb.pphosted.com ([23.128.96.19]:56760 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241988AbiBUCPI (ORCPT ); Sun, 20 Feb 2022 21:15:08 -0500 Received: from mail-pg1-x52b.google.com (mail-pg1-x52b.google.com [IPv6:2607:f8b0:4864:20::52b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 566653205E; Sun, 20 Feb 2022 18:14:46 -0800 (PST) Received: by mail-pg1-x52b.google.com with SMTP id h125so13020054pgc.3; Sun, 20 Feb 2022 18:14:46 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :in-reply-to:references; bh=CpQoC6BpaQ14c8xpHvHSZfO/e4PX8wXeyUZwi9sox80=; b=bgvNe3kQ//S7lucUEpvSPYe/st8Gtsl1WbAuYNEm2n8nYzVkHXW0q6g6AC15SqJc3E YcyLO/IVedq/r75R8oFOiAghWVuZLeC1oIaRz272Il1T/UrIGF8TwNXtdQvtMr9T/rDY k35+BHRbnK2xkz/0++t3S69bMpNpeQ9WvOU/Su2+FH4mZmtT4y43uSvr/oYnnBsdii2R P7kqT+2WSakl6F/dk97C481XfOqJhQB/9znqbHN8EhuKVUJM3fpgtPNhF/XuTrBhb18b oB3WlZNe673evBVz8FJLi5TlUrDjwl7sOKajkAQwSuA139eiD/ZvrG5oanRJQACjKs2h WyEA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:in-reply-to:references; bh=CpQoC6BpaQ14c8xpHvHSZfO/e4PX8wXeyUZwi9sox80=; b=sxw0uSJ/AVf1uQOU7eHCJT4uHQrSEJR1LG/wa2bH6hQB9RUtTq0LfXigL1E/t0jkgn uukD9kU6sNc7xNK2YpZwEUL7cf0SPpzP1Wnx3EkOHHjy0viDFPImeNywKpLwfr/2kpWq 6pZ1WX7CZLdsfCU+G+gpb3ULDzRU8EQ8u7S3Tyn7VMySUu0DaBIsnX8jvA7tdAtsuhJV PtjX41OWEepwUCw35FNls1nPmqTtlTEeJ1ED4n5Id2DoZs4N+c9eG94eg6E+z6H24esU CLVzLAlVOA657Z6MUW6wfD5aOByoKduvfKrHiAB4wHq+I6/TQwEDZvEzNp5uLkwy6UvP Z6pw== X-Gm-Message-State: AOAM533unSVL9eAcgnOWNvcrUEL9o3ShzPwiuXWjn3owG68cbPfyORTW mZvnLD2bPHvHGvPj+Y3fBZshHnHlIqA= X-Google-Smtp-Source: ABdhPJzhziFFGmsHdbx/3lmTyEB1y/pNhr8R449KpOvgnIvxWyg0vuZTakzdrctIMZeoRuvAvqTwQw== X-Received: by 2002:a05:6a00:1494:b0:4f0:ece9:a01c with SMTP id v20-20020a056a00149400b004f0ece9a01cmr12721963pfu.58.1645409685888; Sun, 20 Feb 2022 18:14:45 -0800 (PST) Received: from scdiu3.sunplus.com ([113.196.136.192]) by smtp.googlemail.com with ESMTPSA id s48sm10022908pfw.111.2022.02.20.18.14.43 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Sun, 20 Feb 2022 18:14:45 -0800 (PST) From: Tony Huang To: robh+dt@kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, derek.kiernan@xilinx.com, dragan.cvetic@xilinx.com, arnd@arndb.de, gregkh@linuxfoundation.org, wells.lu@sunplus.com, tony.huang@sunplus.com Cc: Tony Huang Subject: [PATCH v9 1/2] dt-binding: misc: Add iop yaml file for Sunplus SP7021 Date: Mon, 21 Feb 2022 10:14:54 +0800 Message-Id: X-Mailer: git-send-email 2.7.4 In-Reply-To: References: In-Reply-To: References: Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add iop yaml file for Sunplus SP7021 Reviewed-by: Rob Herring Signed-off-by: Tony Huang --- Changes in v8: -No change .../devicetree/bindings/misc/sunplus-iop.yaml | 76 ++++++++++++++++++++++ MAINTAINERS | 5 ++ 2 files changed, 81 insertions(+) create mode 100644 Documentation/devicetree/bindings/misc/sunplus-iop.yaml diff --git a/Documentation/devicetree/bindings/misc/sunplus-iop.yaml b/Documentation/devicetree/bindings/misc/sunplus-iop.yaml new file mode 100644 index 0000000..b37e697 --- /dev/null +++ b/Documentation/devicetree/bindings/misc/sunplus-iop.yaml @@ -0,0 +1,76 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (C) Sunplus Ltd. Co. 2021 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/misc/sunplus-iop.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Sunplus IOP(8051) controller + +maintainers: + - Tony Huang + +description: | + Processor for I/O control, RTC wake-up procedure management, + and cooperation with CPU&PMC in power management. + +properties: + compatible: + enum: + - sunplus,sp7021-iop + + reg: + items: + - description: IOP registers regions + - description: PMC registers regions + - description: MOON0 registers regions + + reg-names: + items: + - const: iop + - const: iop_pmc + - const: moon0 + + interrupts: + items: + - description: IOP_INT0. IOP to system Interrupt 0. + Sent by IOP to system RISC. + - description: IOP_INT1. IOP to System Interrupt 1. + Sent by IOP to system RISC. + + memory-region: + maxItems: 1 + + wakeup-gpios: + description: When the linux kernel system is powered off. + 8051 is always powered. 8051 cand receive external signals + according to this gpio pin. 8051 receives external signal + through gpio pin. 8051 can power on linux kernel system. + +required: + - compatible + - reg + - reg-names + - interrupts + - memory-region + - wakeup-gpios + +additionalProperties: false + +examples: + - | + #include + #include + #include + iop: iop@9c000400 { + compatible = "sunplus,sp7021-iop"; + reg = <0x9c000400 0x80>, <0x9c003100 0x80>, <0x9c000000 0x80>; + reg-names = "iop", "iop_pmc", "moon0"; + interrupt-parent = <&intc>; + interrupts = <41 IRQ_TYPE_LEVEL_HIGH>, <42 IRQ_TYPE_LEVEL_HIGH>; + memory-region = <&iop_reserve>; + pinctrl-names = "default"; + pinctrl-0 = <&iop_pins>; + wakeup-gpios = <&pctl 1 GPIO_ACTIVE_HIGH>; + }; +... diff --git a/MAINTAINERS b/MAINTAINERS index fb18ce7..6f336c9 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -18242,6 +18242,11 @@ L: netdev@vger.kernel.org S: Maintained F: drivers/net/ethernet/dlink/sundance.c +SUNPLUS IOP DRIVER +M: Tony Huang +S: Maintained +F: Documentation/devicetree/bindings/misc/sunplu-iop.yaml + SUPERH M: Yoshinori Sato M: Rich Felker -- 2.7.4