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Mon, 3 Feb 2025 14:44:33 +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, andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, openipmi-developer@lists.sourceforge.net, netdev@vger.kernel.org, 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 Cc: Ninad Palsule Subject: [PATCH v7 8/9] ARM: dts: aspeed: system1: Mark GPIO line high/low Date: Mon, 3 Feb 2025 08:44:18 -0600 Message-ID: <20250203144422.269948-9-ninad@linux.ibm.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250203144422.269948-1-ninad@linux.ibm.com> References: <20250203144422.269948-1-ninad@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: MRMP58t1xXGwvR5AtrwR8ClBqUZ_vB2R X-Proofpoint-GUID: Hdo4mqOJCRAmUNpwApukZmOil1HhgJWR 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=2025-02-03_06,2025-01-31_02,2024-11-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 adultscore=0 impostorscore=0 phishscore=0 spamscore=0 mlxscore=0 mlxlogscore=905 bulkscore=0 suspectscore=0 lowpriorityscore=0 malwarescore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2501170000 definitions=main-2502030106 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250203_064456_055150_7B3957C3 X-CRM114-Status: GOOD ( 12.24 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org - 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. 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 089a8315753a..9abbad07c751 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 {