From patchwork Wed Feb 26 00:41:20 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yixun Lan X-Patchwork-Id: 13991183 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id AB3B6C021B2 for ; Wed, 26 Feb 2025 00:42:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:To:In-Reply-To:References:Message-Id: MIME-Version:Subject:Date:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=wKRhjWZfFOvrhyRW8mV2nuNOPQlotX4RIgiAsBjHGEg=; b=wJ5zbSEj8c3j8y 2UrUcXooPt7vhJFX35NMFqUVRwEMqygfOsX72uIku7NH/9dlu2/NXegu9ImRtZgWTfYEMiRluxO5W QAEXlRT6y7JGL6QgVYvfSB2nSjCotA8VZgAG9E3vUIaqx+fqYUd8/bB+ylsIZquoVdf77Vtd4rigK 5b1x1ngGvK7JoiXAmZdiKEIjmj5Vj0AvymVeJhHnI8gkK3YYpGTN6dZCbNgTRDDexETq6kmo5bUMS x4KpiqSehavcEJbjPAtTvIWJGyERHRHhKyAWmeXk8Q4BZOgu5iMmSAz1jdZ2Y+twZErARUA5eY5bs pEZeg7U7lBFbat3dGpdQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tn5VZ-00000001teS-2TNU; Wed, 26 Feb 2025 00:42:41 +0000 Received: from mail.gentoo.org ([2001:470:ea4a:1:5054:ff:fec7:86e4] helo=smtp.gentoo.org) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tn5VW-00000001tcF-2Z2v for linux-riscv@lists.infradead.org; Wed, 26 Feb 2025 00:42:39 +0000 Received: from [127.0.0.1] (unknown [116.232.55.252]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: dlan) by smtp.gentoo.org (Postfix) with ESMTPSA id 22E3E343295; Wed, 26 Feb 2025 00:42:31 +0000 (UTC) From: Yixun Lan Date: Wed, 26 Feb 2025 08:41:20 +0800 Subject: [PATCH v7 4/4] riscv: dts: spacemit: add gpio LED for system heartbeat MIME-Version: 1.0 Message-Id: <20250226-03-k1-gpio-v7-4-be489c4a609b@gentoo.org> References: <20250226-03-k1-gpio-v7-0-be489c4a609b@gentoo.org> In-Reply-To: <20250226-03-k1-gpio-v7-0-be489c4a609b@gentoo.org> To: Linus Walleij , Bartosz Golaszewski , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Conor Dooley , Paul Walmsley , Palmer Dabbelt X-Mailer: b4 0.15-dev X-Developer-Signature: v=1; a=openpgp-sha256; l=866; i=dlan@gentoo.org; h=from:subject:message-id; bh=Npl1hf2K8C0HFRJz0IJdWyuqL8ZWAqWbXOrkZ95CiDc=; b=owEBzQIy/ZANAwAKATGq6kdZTbvtAcsmYgBnvmNZyVtJ2VkRubp+5r3iGXn4YIW33afvNJoLu PpABgGjFHSJApMEAAEKAH0WIQS1urjJwxtxFWcCI9wxqupHWU277QUCZ75jWV8UgAAAAAAuAChp c3N1ZXItZnByQG5vdGF0aW9ucy5vcGVucGdwLmZpZnRoaG9yc2VtYW4ubmV0QjVCQUI4QzlDMzF CNzExNTY3MDIyM0RDMzFBQUVBNDc1OTREQkJFRAAKCRAxqupHWU277dtjD/9mTDjJxgSN+JWk6p 5DGO6MfgMO5FXvUJDioNmC4UiQlPyFCqlrCTIVF/yuh92AVykFESB2Rh6Puwh+w91fYpC0kYKfq KAVAI8NWvfDLdPEZB+IRopU2AECe6B+QoEIt5nHROZ0PFMY5uf/kcGe6bP4tjBd43VX/eiBhffS Ta+9Tg13OAWa8UmcyxZPAEvEoZpbh1rCXnQhpF728CAOlADJJ9OZECgWqzsUSTwVZd5jsKPe90g gujQ12U5Nqkte3haRonoLlMz4HnwugjaWjqWscQcWBK3COEHya+S5N99Uvm+eYjDO122uZMAhlI NZDngPEvmcy0+hQ7dbGH7S2ZRZIPR7Jil7lm4bIIlgyfA72gMbVd4H+khRAkQleKFMHMeTFhQSM S+xqrOF/GpxYDfYwo4avTCXn9UXdDODkVp/YXfINlIbhZqtElmp/unxc6DAwNtmOJbTAEn+MbSX zr5SgVYhnek33iMswimiP/1TL9HEsH7IwmiQpmRnRq25uNqEnV8aah5b37Ob+BgwSdIBsdwZI3s sv8HGDG0iwd6y1/wXk3qYm1/cpzKl/S+OHbur869f6yZVGZK0TH2MfaXWPN79r0jewj+qT6MNmI MrMRZaVw/mWwkv7JbaLSlvKIEdIfEMFIZm41rDjD4968cui5ENqenHCP0mRxgwHacm8A== X-Developer-Key: i=dlan@gentoo.org; a=openpgp; fpr=50B03A1A5CBCD33576EF8CD7920C0DBCAABEFD55 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250225_164238_690234_D195EFDB X-CRM114-Status: UNSURE ( 7.65 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Meng Zhang , Yixun Lan , Alex Elder , linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, Jesse Taube , Yangyu Chen , Inochi Amaoto , Jisheng Zhang , linux-riscv@lists.infradead.org, spacemit@lists.linux.dev Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Leverage GPIO to support system LED to indicate activity of CPUs. Signed-off-by: Yixun Lan --- arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts b/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts index 1d617b40a2d51ee464b57234d248798aeb218643..816ef1bc358ec490aff184d5915d680dbd9f00cb 100644 --- a/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts +++ b/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts @@ -17,6 +17,17 @@ aliases { chosen { stdout-path = "serial0"; }; + + leds { + compatible = "gpio-leds"; + + led1 { + label = "sys-led"; + gpios = <&gpio K1_GPIO(96) GPIO_ACTIVE_HIGH>; + linux,default-trigger = "heartbeat"; + default-state = "on"; + }; + }; }; &uart0 {