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 19773C433F5 for ; Fri, 24 Dec 2021 08:36:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1352025AbhLXIf5 (ORCPT ); Fri, 24 Dec 2021 03:35:57 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59500 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1352012AbhLXIfx (ORCPT ); Fri, 24 Dec 2021 03:35:53 -0500 Received: from mail-pl1-x62e.google.com (mail-pl1-x62e.google.com [IPv6:2607:f8b0:4864:20::62e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 571E1C061401; Fri, 24 Dec 2021 00:35:53 -0800 (PST) Received: by mail-pl1-x62e.google.com with SMTP id n16so6229958plc.2; Fri, 24 Dec 2021 00:35:53 -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=mm2uvqAq1NDgIJwJfJ2YPIHq64SE/UspPrYOEnsGJlo=; b=n7CIfUeDASsbMXDX+9O2De9SQE2VkTPN5bqO5D65C/LJGlqL1613PUq4lHz7hZBIzm 9+FUlWoSA+N0og09TykMqBLvbIsB6XQV7PYzyzzlmNzJjqnexd7d0ruxqSOD/mFyUD9K ZLkqDgKv9JgLhdcXmRUTz6fjY5VWREGGWZ5IbVPUUL7zn+SfhCUxbf+CmrsI8iMHqADp VJZkhg/BO3nKB9E2V5JbK1szmRtLQ1Dt6YlTL2C3Dx5sCzah678AW/Lea7PeAyNos2JC jG8pRTI7bUbAXNxP99TfOgB18N5vlDCcBMbDfOAgqoFrUsK8DUpnhyk8g9KMY27bOZkL kP5g== 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=mm2uvqAq1NDgIJwJfJ2YPIHq64SE/UspPrYOEnsGJlo=; b=PuAtXZkAE1b8pGpwmBc6brO7NFLxUb7DGGnRj5Mm+buPa9jk3XwiU5PduoMD8Bi7TA bFxNr5zPGOnuqK7Uvr450UidO0VCjENMPNiVl6EjHaLYgS2UgK/Ua6L2b5U/Kppvmgss GGamXwQ4p0NbHbkl9H4okLyfIc+i5IDIwRv4+G6oxBOhsvfl3QzU4orzlnzCpbP5Dgs9 naET3/UUQvGLKXaw1lUMbrnAMj6kFZXrIlP4xB/8rmF2BR8d+rzAjvAHaFeeJUuC1htv XyI0W25CJQTE68KA3aSiNdVbs35BVo0ucXhAcTAL8YzaMEE1OytK2hu/AP79wrrqNa5d dsMA== X-Gm-Message-State: AOAM532n1pblxLHcxDzrxGcINpMtMvCtFqfahpllbQW6QVZC/lLLJeCb uujxRUAuAmX3xIWIWaj4Tow= X-Google-Smtp-Source: ABdhPJxpas8OK7wPfjptFdsW6nbSBOpScBtF3upWLV+g2DEmxshVRHQbEeor6xDxdIAxMCaQPr7ZJg== X-Received: by 2002:a17:902:f701:b0:148:a2e8:276e with SMTP id h1-20020a170902f70100b00148a2e8276emr5740885plo.117.1640334952933; Fri, 24 Dec 2021 00:35:52 -0800 (PST) Received: from scdiu3.sunplus.com ([113.196.136.192]) by smtp.googlemail.com with ESMTPSA id 190sm7916293pfe.190.2021.12.24.00.35.51 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Fri, 24 Dec 2021 00:35:52 -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 Cc: tony.huang@sunplus.com, wells.lu@sunplus.com, Tony Huang Subject: [PATCH v5 1/2] dt-binding: misc: Add iop yaml file for Sunplus SP7021 Date: Fri, 24 Dec 2021 16:35:55 +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: linux-kernel@vger.kernel.org Add iop yaml file for Sunplus SP7021 Signed-off-by: Tony Huang --- Changes in v5: -Add iop-wakeup pin for 8051 to wake up the Linux kernel in shutdown mode. .../devicetree/bindings/misc/sunplus-iop.yaml | 72 ++++++++++++++++++++++ MAINTAINERS | 5 ++ 2 files changed, 77 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..fad0f50 --- /dev/null +++ b/Documentation/devicetree/bindings/misc/sunplus-iop.yaml @@ -0,0 +1,72 @@ +# 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 + + iop-wakeup: + description: Notify 8051 to wake up the Linux kernel. + +required: + - compatible + - reg + - reg-names + - interrupts + - memory-region + +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>; + iop-wakeup = <&pctl 1 GPIO_ACTIVE_HIGH>; + }; +... diff --git a/MAINTAINERS b/MAINTAINERS index 3b79fd4..071b5e6 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -17945,6 +17945,11 @@ 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