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Tue, 04 Feb 2025 19:41:22 +0000 Received: from smtpav06.dal12v.mail.ibm.com (smtpav06.dal12v.mail.ibm.com [10.241.53.105]) by smtprelay02.wdc07v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 514JfKIS28836496 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 4 Feb 2025 19:41:20 GMT Received: from smtpav06.dal12v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 7F4ED5805D; Tue, 4 Feb 2025 19:41:20 +0000 (GMT) Received: from smtpav06.dal12v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 316B058060; Tue, 4 Feb 2025 19:41:20 +0000 (GMT) Received: from gfwa153.aus.stglabs.ibm.com (unknown [9.3.84.127]) by smtpav06.dal12v.mail.ibm.com (Postfix) with ESMTP; Tue, 4 Feb 2025 19:41:20 +0000 (GMT) From: Ninad Palsule To: brgl@bgdev.pl, linus.walleij@linaro.org, minyard@acm.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, openipmi-developer@lists.sourceforge.net, joel@jms.id.au, andrew@codeconstruct.com.au, devicetree@vger.kernel.org, eajames@linux.ibm.com, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org Cc: Ninad Palsule , andrew@lunn.ch Subject: [PATCH v9 8/9] ARM: dts: aspeed: system1: Mark GPIO line high/low Date: Tue, 4 Feb 2025 13:41:11 -0600 Message-ID: <20250204194115.3899174-9-ninad@linux.ibm.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250204194115.3899174-1-ninad@linux.ibm.com> References: <20250204194115.3899174-1-ninad@linux.ibm.com> Precedence: bulk X-Mailing-List: linux-gpio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: OdZP9aPicieMncNveYPURxKhNIxVDTg2 X-Proofpoint-ORIG-GUID: OdZP9aPicieMncNveYPURxKhNIxVDTg2 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1057,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-02-04_09,2025-02-04_01,2024-11-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 clxscore=1015 priorityscore=1501 suspectscore=0 impostorscore=0 bulkscore=0 mlxlogscore=908 spamscore=0 lowpriorityscore=0 phishscore=0 mlxscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2501170000 definitions=main-2502040143 - Mark following GPIO lines as input high: - GPIOL4 (reset PCH registers) - GPIOL5 (reset portition of intel ME) - Mark isolate errors from cpu1 gpio (GPIOO6) as active low output. - The fan controller reset line should be active high. Reviewed-by: Eddie James Signed-off-by: Ninad Palsule --- .../dts/aspeed/aspeed-bmc-ibm-system1.dts | 28 +++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts index 7d9f6a1b2637..00b091bc7da9 100644 --- a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts @@ -383,6 +383,34 @@ &gpio0 { /*X0-X7*/ "fpga-pgood","power-chassis-good","pch-pgood","","","","","", /*Y0-Y7*/ "","","","","","","","", /*Z0-Z7*/ "","","","","","","",""; + + pin-gpio-hog-0 { + gpio-hog; + gpios = ; + input; + line-name = "RST_RTCRST_N"; + }; + + pin-gpio-hog-1 { + gpio-hog; + gpios = ; + input; + line-name = "RST_SRTCRST_N"; + }; + + pin-gpio-hog-2 { + gpio-hog; + gpios = ; + output-high; + line-name = "BMC_FAN_E3_SVC_PEX_INT_N"; + }; + + pin-gpio-hog-3 { + gpio-hog; + gpios = ; + output-low; + line-name = "isolate_errs_cpu1"; + }; }; &emmc_controller {