From patchwork Mon Feb 17 12:57:48 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yixun Lan X-Patchwork-Id: 866003 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 6D5FF21B909; Mon, 17 Feb 2025 12:58:58 +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=1739797139; cv=none; b=SHwBFygrdZINsViFqwK+XFbkbkWJb+TsJy9sc/rcUb7xxORX2LSsmr2MigVszeQAYOoZczLtVLCOfUqa5q+RFffAvqDQIyA2g9j+7DBm5eB1cMY7m5bZdafm+f01ZIRS/j/FkShbPsEIJ8WwMSoYECY1JKnNDnyiaL8xyvYpzg8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739797139; c=relaxed/simple; bh=Npl1hf2K8C0HFRJz0IJdWyuqL8ZWAqWbXOrkZ95CiDc=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=mAb6QS+hcDmdNHYGP7OuqrURhvdF5VKEMb+aUx3ZStLrI+9f7ae15QmdwR/sxkU62d5Nm4UXepHx8xPWzw4wdY4YJOJvNvljS/FOcC0BwW+vfYBf90Gw/x9NEugIQ8VQV4e0DDmKLfXhgUgXRacAZ/a3agc+DzaRFnBeb7o6zRc= 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 [180.172.76.141]) (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 82E273430DE; Mon, 17 Feb 2025 12:58:51 +0000 (UTC) From: Yixun Lan Date: Mon, 17 Feb 2025 20:57:48 +0800 Subject: [PATCH v5 5/5] 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: <20250217-03-k1-gpio-v5-5-2863ec3e7b67@gentoo.org> References: <20250217-03-k1-gpio-v5-0-2863ec3e7b67@gentoo.org> In-Reply-To: <20250217-03-k1-gpio-v5-0-2863ec3e7b67@gentoo.org> To: Linus Walleij , Bartosz Golaszewski , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Conor Dooley , Paul Walmsley , Palmer Dabbelt Cc: 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/ZANAwAKATGq6kdZTbvtAcsmYgBnszJm0HWAJxy2mTQGedoLSD4oLkE+RdZtfPiyd EkQX8ki7hqJApMEAAEKAH0WIQS1urjJwxtxFWcCI9wxqupHWU277QUCZ7MyZl8UgAAAAAAuAChp c3N1ZXItZnByQG5vdGF0aW9ucy5vcGVucGdwLmZpZnRoaG9yc2VtYW4ubmV0QjVCQUI4QzlDMzF CNzExNTY3MDIyM0RDMzFBQUVBNDc1OTREQkJFRAAKCRAxqupHWU277WkMEACWEq0KC8AkQFoqAZ M9mCR9BxNBPgd3SeG4MlzCrtXvmAcLK8UhKpf3y1u0QwhovsuBVTZNQQQ2DePrGxbbN85SvtK03 J6A02R7uuQRVzx2G9rQC+gEJoqtn0PY/e+Xiv0FWyN+QJBmJtvCZFhKY7J/yMPWsaOS0BiE079z xd3NwDbQpboI+G43i3RG1wnpHnal33l2MNVHpKYTn8ED88TM5Z40gL8qR7IS5+UD/m8QlP9fduI ihji0GxfTVjBDYBk77Nd1W3bH4aS8o6gx+gGwBaeLS3M/7NXjBjfiGwDT85+vi49Z6wgDV/0giF /NzujTOAD10PlIMZSvech+gyhViUz6i4lTq4QdVKyTMVvIPgWV4PrJhT1Vm7fN2HftUSkoQo8nr 10I1Rd3m8J+5L6U6z6dYdYP1ec9tp8kcvvVCmkslF+gr2+pBj3nWnbhJlS1gBObpfeGgtm4ov4G yoWLyif56PX1MLBE0O9EqRP6Tr9kTPatpy8crxtLqG5a+BaDWAKgYMNotn6pdujE98Nwzp1Q5vI D8fziLE7cLatqN8M1FQNE1/lzIwwmpfLLSNPYuCxJn0s0MNWRsi8hAGCciMJNza+ypzS4RdJuQU zEBEv4KpZu396XUQD9Rb+8ac7YvYaRfQMSpdJ/rAKXGL1Xjvi9oXeCC7rFf9jH0mqtYQ== 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 {