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: 868635 Received: from smtp.gentoo.org (woodpecker.gentoo.org [140.211.166.183]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 64845148FE6; Wed, 26 Feb 2025 00:42:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=140.211.166.183 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740530559; cv=none; b=W8P6Rxzhu5+A/Gf2xg9d5XThZveGEkyfQp3BwILXq9HZ4w2vgudznk68ySWjMduTImi0yJahfkK8BbXmggYNT8QWqH/1ljrRmdjLn+IL+Z7FQO07yFWOA2+INHGt4OoT7DFyYU4IRIGtrHzTwZgwRa42f1FYpDX+oWc6s7g/1hw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740530559; c=relaxed/simple; bh=Npl1hf2K8C0HFRJz0IJdWyuqL8ZWAqWbXOrkZ95CiDc=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=i3AND8yZEqNhysosFW2Tvcp4XiLJn5y2giU3uReQUed2BMwzDYvwWJ2EKOgjrverO4BtoU4Lsxxx5MKCIy/pu8bjMNc1fYEx1pKr79hiyFvVgCuItt27b3jGhvUoKn1/OuADHit9YlQSEY2ooJrwLDWJynXBY+hzdwTAviTda7I= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gentoo.org; spf=pass smtp.mailfrom=gentoo.org; arc=none smtp.client-ip=140.211.166.183 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gentoo.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gentoo.org 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 Precedence: bulk X-Mailing-List: linux-gpio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: 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 Cc: Alex Elder , Yangyu Chen , Jisheng Zhang , Jesse Taube , Inochi Amaoto , Icenowy Zheng , Meng Zhang , linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, Yixun Lan 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 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 {