From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-lf1-f45.google.com (mail-lf1-f45.google.com [209.85.167.45]) (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 2C8E61BDABF for ; Mon, 28 Oct 2024 10:26:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.167.45 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730111175; cv=none; b=hNj8R4x+4H+7KV+rKYHu6HYhL/Vc2KAtAaFfeM0VyK1Zx5HFan1aBA44J7cmOwxk9drEGGwHYLhgpK96jCqoRh45JF7+nGMun8yk9cOsXCcrcOjJEuPDxdCFO+Y8wwCiTHbVct95RFeT0Fq57750/mi1ERKYEeoRH10ULK+XQ7Y= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730111175; c=relaxed/simple; bh=R93VMLohkk+JmS520PXpYqfQBg15NGWIzpjAwA+J2Kw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=IDGQiUjfImUG4TDbA41bMuKnhbzHESiPrOgvXqLDww247ca3QPAl69UhwuY81B0XJMQ8eqkTCbV0CcK+nZBmoQz5CcaiObSCiSFy7p7VoBDXxlOH8mre3nn1432yONQxcxrUJ81VArbt1JQNuWtP2pg/NzW2EyX4dGPSU3TF3KA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=amarulasolutions.com; spf=pass smtp.mailfrom=amarulasolutions.com; dkim=pass (1024-bit key) header.d=amarulasolutions.com header.i=@amarulasolutions.com header.b=T0Fd6yjB; arc=none smtp.client-ip=209.85.167.45 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=amarulasolutions.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=amarulasolutions.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=amarulasolutions.com header.i=@amarulasolutions.com header.b="T0Fd6yjB" Received: by mail-lf1-f45.google.com with SMTP id 2adb3069b0e04-539e63c8678so4047257e87.0 for ; Mon, 28 Oct 2024 03:26:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amarulasolutions.com; s=google; t=1730111171; x=1730715971; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=vYexXqsopB/TorltyWtW3DQvmZVEoLO13n0GfiFkuag=; b=T0Fd6yjBYEgaZb3zDq1s5h/LV2LLRVDrIggdpQqSuJBtWs+/Ecd395woqs512paGqG xm54xRsDTAko01E/OdqIbwHLAboe3l44XDazR8QlAtOSMvkls9yVHhC/3pG+3fI5qhIp AHZTdlgJs1LqETco2MRl6O/kgWaD/WHHW7f5Y= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1730111171; x=1730715971; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=vYexXqsopB/TorltyWtW3DQvmZVEoLO13n0GfiFkuag=; b=D/9Dxy2ELij4u8e3ujZFveQwD7ehNXNahwN5Ce2YZiz2bNH7AdfqM5cCVapvGL7GHA fSrS6s6+7KrgH4yxWqMgdEZSWlIft0wgzJDXG7Q2KOTgYnzuVLw7c5lv5gDbYvmxK7Hf jdKPHffeBfNA/9IknOOVSmrygrZM94q/L42TY6XdvURqJ2o9wY9LdIn7THhYKpvhOfLr JkhFdzI7qOYv8sUn96T7Z6xXZoEQ95lMLuXdBoymg39tecdisJItZP6Quz7eeRNCxpZb C1+26ikp6DYEqughpHGMgHhFesjs4mIuFy/HFm///HDPOXmCpCF0AzVQMcc+djPgkhRL +UIQ== X-Forwarded-Encrypted: i=1; AJvYcCW+xFBwl1BvbvOO0MPXT37I2MrWRupp62QtrYKWtzcXeeXgk+JA3h5fsmeOgc9Plx+twTU22XnOADT+@vger.kernel.org X-Gm-Message-State: AOJu0YyTaB2L50STN7L4Kz+Hb75NPRBdenPbmeKVC75ZLpLzYn7hjTC/ dUFwSKG6gVaXvV8JfS9OlpMAEgvsfOvT//yvKyHibsnLsacMbseIeZz+1cj0HJg= X-Google-Smtp-Source: AGHT+IFPiWSMUJsvLDsFUQKEPXeJtOq9dyzWbF9cm4SlPeUZQ8cIi4gauJvX3gywzP7yEJIBk1InHA== X-Received: by 2002:ac2:4c46:0:b0:535:82eb:21d1 with SMTP id 2adb3069b0e04-53b34a3516cmr2517575e87.57.1730111171159; Mon, 28 Oct 2024 03:26:11 -0700 (PDT) Received: from dario-ThinkPad-T14s-Gen-2i.amarulasolutions.com ([2.196.41.121]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-a9b1f297b04sm363613966b.134.2024.10.28.03.26.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 28 Oct 2024 03:26:10 -0700 (PDT) From: Dario Binacchi To: linux-kernel@vger.kernel.org Cc: linux-amarula@amarulasolutions.com, Dario Binacchi , Conor Dooley , Fabio Estevam , Krzysztof Kozlowski , Lucas Stach , Pengutronix Kernel Team , Rob Herring , Sascha Hauer , Shawn Guo , devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org Subject: [RFC PATCH 01/10] dt-bindings: soc: imx-blk-ctrl: add 'fsl,power-domains-boot-on' property Date: Mon, 28 Oct 2024 11:25:24 +0100 Message-ID: <20241028102559.1451383-2-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241028102559.1451383-1-dario.binacchi@amarulasolutions.com> References: <20241028102559.1451383-1-dario.binacchi@amarulasolutions.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit This property lists the state of the power domains, indicating whether they have been left on or off by the bootloader/firmware. This information becomes relevant, for example, in the case of supporting the simple framebuffer. Signed-off-by: Dario Binacchi --- .../bindings/soc/imx/fsl,imx8mn-disp-blk-ctrl.yaml | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/Documentation/devicetree/bindings/soc/imx/fsl,imx8mn-disp-blk-ctrl.yaml b/Documentation/devicetree/bindings/soc/imx/fsl,imx8mn-disp-blk-ctrl.yaml index eeec9965b091..00aa0b8d8ea9 100644 --- a/Documentation/devicetree/bindings/soc/imx/fsl,imx8mn-disp-blk-ctrl.yaml +++ b/Documentation/devicetree/bindings/soc/imx/fsl,imx8mn-disp-blk-ctrl.yaml @@ -56,6 +56,15 @@ properties: - const: csi-aclk - const: csi-pclk + fsl,power-domains-boot-on: + description: | + Provide the on/off (1/0) status of the power domains. It allows + specifying whether one or more power domains have already been + initialized and left powered on by the bootloader. + $ref: /schemas/types.yaml#/definitions/uint32-array + minItems: 5 + maxItems: 5 + required: - compatible - reg -- 2.43.0