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Fri, 10 Apr 2026 17:16:17 +0000 (GMT) Received: from p1lg14885.dc01.its.hpecorp.net (unknown [10.119.18.236]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by p1lg14879.it.hpe.com (Postfix) with ESMTPS id B9565248; Fri, 10 Apr 2026 17:16:16 +0000 (UTC) Received: from hpe.com (unknown [16.231.227.36]) by p1lg14885.dc01.its.hpecorp.net (Postfix) with ESMTP id CF6BB8081CD; Fri, 10 Apr 2026 17:16:15 +0000 (UTC) From: nick.hawkins@hpe.com To: catalin.marinas@arm.com, will@kernel.org Cc: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, krzysztof.kozlowski@oss.qualcomm.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Nick Hawkins Subject: [PATCH v5 0/4] arm64: Add HPE GSC platform support Date: Fri, 10 Apr 2026 17:16:07 +0000 Message-ID: <20260410171611.2547255-1-nick.hawkins@hpe.com> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNDEwMDE2MiBTYWx0ZWRfXyk1n45w5BWY6 NgVT0mitzAHJQJuscq6tJVq/BaAUjTupO0nCq5gicAD/pqtlWKH3fqRt4OC86oDjmbAI1NCPPXL UYqe91GtOM3H0Xn9Qxknw1PzqdP3cy94PI3PB2i8sGvhezuag8SB/IrImPgmcV6/s9//WJISY/n VwBeKGIfjEiE6nEY2juwBlnjVJ3nagQGHkMRxFiU1j6l+h7IkspLpoh81GsIPsdmEFuDhBaQWDI B1RJ1VAL9vxB+00PBA05gnOT5fHlWjFYfH0vWqyuWMBbFjHBZ0knf+mxYKD3leNAiZvuAoYKBbI uuBvNXE0LBPFJY9wpjdGcaDdpuvW2buEIxBbUL9O7GVTb3VH5zu7I5oT9CDiQVCftgMx3iBqPoS VorhshQORK0nbu8ek7aS1j6OANg644i2vQFZfab2NQfxtqUsB1a8BYZ00qxAfoU/xtCDZYPxPMs BtX3eRq/HFl/1doQs9w== X-Proofpoint-ORIG-GUID: N0e4h1GVzPKGCLJqHDKMV14A6i0AqGY9 X-Proofpoint-GUID: N0e4h1GVzPKGCLJqHDKMV14A6i0AqGY9 X-Authority-Analysis: v=2.4 cv=At7eGu9P c=1 sm=1 tr=0 ts=69d93061 cx=c_pps a=5jkVtQsCUlC8zk5UhkBgHg==:117 a=5jkVtQsCUlC8zk5UhkBgHg==:17 a=A5OVakUREuEA:10 a=VkNPw1HP01LnGYTKEx00:22 a=gQcMVamqm3wCPoSYhaRC:22 a=RtSn8ETxjE2H05FtM2s8:22 a=MvuuwTCpAAAA:8 a=YyExuVZ0kDJ2kK-KbWQA:9 X-HPE-SCL: -1 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-04-10_05,2026-04-09_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 impostorscore=0 suspectscore=0 phishscore=0 lowpriorityscore=0 clxscore=1015 spamscore=0 priorityscore=1501 adultscore=0 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2604010000 definitions=main-2604100162 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260410_101633_199821_E62A1825 X-CRM114-Status: GOOD ( 13.26 ) 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 From: Nick Hawkins Add initial platform support for the HPE GSC ARM64 BMC SoC. Changes since v4: - All patches: Removed duplicate From: field in commit message body Changes since v3: - Patch 1: Moved GSC entry before GXP in hpe,gxp.yaml to maintain alphabetical ordering by fallback compatible (Krzysztof Kozlowski) - Patch 2: Added Reviewed-by from Krzysztof Kozlowski - Patch 3: Changed SPDX in gsc-dl340gen12.dts from GPL-2.0-only to GPL-2.0 to be consistent with gsc.dtsi (Krzysztof Kozlowski); reordered nodes within soc by ascending unit-address, placing UARTs before GIC per DTS coding style (Krzysztof Kozlowski); moved interrupt-parent before interrupts in timer and all UART nodes per DTS coding style (Krzysztof Kozlowski); reordered root-level nodes alphabetically: clock-33333333 before cpus before timer per DTS coding style (Krzysztof Kozlowski); reordered properties within all nodes to follow DTS coding style: compatible, reg first, then remaining alphabetically (Krzysztof Kozlowski) - Patch 4: New patch adding CONFIG_ARCH_HPE=y to arm64 defconfig (Krzysztof Kozlowski) Changes since v2: - Patch 1: Removed separate ARM64/HPE GSC MAINTAINERS entry; instead renamed existing ARM/HPE GXP to ARM/HPE GXP/GSC and added arm64 DTS path there (Conor Dooley) - Patch 2: Replaced menuconfig ARCH_HPE + nested ARCH_HPE_GSC with a single config ARCH_HPE; removed extra blank line (Krzysztof Kozlowski) - Patch 3: Dropped clocks wrapper node, renamed fixed clock to clock-33333333; renamed ahb bus node to soc; reordered UART nodes by address for DTS coding style; replaced raw interrupt triplets with GIC_SPI/IRQ_TYPE_LEVEL_HIGH defines (Krzysztof Kozlowski) Nick Hawkins (4): dt-bindings: arm: hpe,gxp: Add HPE GSC platform compatible arm64: Kconfig: Add ARCH_HPE platform arm64: dts: hpe: Add HPE GSC SoC and DL340 Gen12 board DTS arm64: defconfig: Enable ARCH_HPE .../devicetree/bindings/arm/hpe,gxp.yaml | 7 +- MAINTAINERS | 3 +- arch/arm64/Kconfig.platforms | 11 ++ arch/arm64/boot/dts/hpe/Makefile | 2 + arch/arm64/boot/dts/hpe/gsc-dl340gen12.dts | 18 +++ arch/arm64/boot/dts/hpe/gsc.dtsi | 104 ++++++++++++++++++ arch/arm64/configs/defconfig | 1 + 7 files changed, 144 insertions(+), 2 deletions(-) create mode 100644 arch/arm64/boot/dts/hpe/Makefile create mode 100644 arch/arm64/boot/dts/hpe/gsc-dl340gen12.dts create mode 100644 arch/arm64/boot/dts/hpe/gsc.dtsi -- 2.34.1