{"id":2196296,"url":"http://patchwork.ozlabs.org/api/1.0/covers/2196296/?format=json","project":{"id":18,"url":"http://patchwork.ozlabs.org/api/1.0/projects/18/?format=json","name":"U-Boot","link_name":"uboot","list_id":"u-boot.lists.denx.de","list_email":"u-boot@lists.denx.de","web_url":null,"scm_url":null,"webscm_url":null},"msgid":"<20260213111009.1254360-1-aswin.murugan@oss.qualcomm.com>","date":"2026-02-13T11:10:05","name":"[v8,0/4] Add QCOM RPMH Power Domain Driver Support","submitter":{"id":90811,"url":"http://patchwork.ozlabs.org/api/1.0/people/90811/?format=json","name":"Aswin Murugan","email":"aswin.murugan@oss.qualcomm.com"},"series":[{"id":492082,"url":"http://patchwork.ozlabs.org/api/1.0/series/492082/?format=json","date":"2026-02-13T11:10:05","name":"Add QCOM RPMH Power Domain Driver Support","version":8,"mbox":"http://patchwork.ozlabs.org/series/492082/mbox/"}],"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=qualcomm.com header.i=@qualcomm.com header.a=rsa-sha256\n header.s=qcppdkim1 header.b=ZL5YqNsP;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com\n header.a=rsa-sha256 header.s=google header.b=O6HImHdQ;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de\n (client-ip=2a01:238:438b:c500:173d:9f52:ddab:ee01; helo=phobos.denx.de;\n envelope-from=u-boot-bounces@lists.denx.de; receiver=patchwork.ozlabs.org)","phobos.denx.de;\n dmarc=none (p=none dis=none) header.from=oss.qualcomm.com","phobos.denx.de;\n spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de","phobos.denx.de;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=qualcomm.com header.i=@qualcomm.com\n header.b=\"ZL5YqNsP\";\n\tdkim=pass (2048-bit key;\n unprotected) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com\n header.b=\"O6HImHdQ\";\n\tdkim-atps=neutral","phobos.denx.de; dmarc=none (p=none dis=none)\n header.from=oss.qualcomm.com","phobos.denx.de;\n spf=pass smtp.mailfrom=aswin.murugan@oss.qualcomm.com"],"Received":["from phobos.denx.de (phobos.denx.de\n [IPv6:2a01:238:438b:c500:173d:9f52:ddab:ee01])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fC8c35SNnz1xr1\n\tfor ; Fri, 13 Feb 2026 22:10:59 +1100 (AEDT)","from h2850616.stratoserver.net (localhost [IPv6:::1])\n\tby phobos.denx.de (Postfix) with ESMTP id 2096180FA1;\n\tFri, 13 Feb 2026 12:10:57 +0100 (CET)","by phobos.denx.de (Postfix, from userid 109)\n id 3D4DC83AAB; Fri, 13 Feb 2026 12:10:54 +0100 (CET)","from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com\n [205.220.168.131])\n (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits))\n (No client certificate requested)\n by phobos.denx.de (Postfix) with ESMTPS id A469980B98\n for ; Fri, 13 Feb 2026 12:10:51 +0100 (CET)","from pps.filterd (m0279863.ppops.net [127.0.0.1])\n by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id\n 61D7p4aE1641984\n for ; Fri, 13 Feb 2026 11:10:49 GMT","from mail-pj1-f72.google.com (mail-pj1-f72.google.com\n [209.85.216.72])\n by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4c9ptv2hhd-1\n (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT)\n for ; Fri, 13 Feb 2026 11:10:49 +0000 (GMT)","by mail-pj1-f72.google.com with SMTP id\n 98e67ed59e1d1-35449510446so798175a91.0\n for ; Fri, 13 Feb 2026 03:10:49 -0800 (PST)","from hu-aswinm-blr.qualcomm.com\n (blr-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com. 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u-boot-qcom@groups.io","Cc":"trini@konsulko.com, sumit.garg@kernel.org, jh80.chung@samsung.com,\n peng.fan@nxp.com, neil.armstrong@linaro.org, tien.fong.chee@altera.com,\n miquel.raynal@bootlin.com, msp@baylibre.com,\n alif.zakuan.yuslaimi@altera.com, balaji.selvanathan@oss.qualcomm.com,\n w.egorov@phytec.de, varadarajan.narayanan@oss.qualcomm.com,\n rui.silva@linaro.org, ilias.apalodimas@linaro.org, me@samcday.com,\n marek.vasut+renesas@mailbox.org,\n Aswin Murugan ","Subject":"[PATCH v8 0/4] Add QCOM RPMH Power Domain Driver Support","Date":"Fri, 13 Feb 2026 16:40:05 +0530","Message-Id":"<20260213111009.1254360-1-aswin.murugan@oss.qualcomm.com>","X-Mailer":"git-send-email 2.34.1","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","X-Proofpoint-GUID":"8LxLdcRfZ2z21Vg30NwbWgeLq6LXcWYp","X-Authority-Analysis":"v=2.4 cv=eaowvrEH c=1 sm=1 tr=0 ts=698f06b9 cx=c_pps\n a=RP+M6JBNLl+fLTcSJhASfg==:117 a=Ou0eQOY4+eZoSc0qltEV5Q==:17\n a=HzLeVaNsDn8A:10 a=s4-Qcg_JpJYA:10 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definitions=2026-02-13_01,2026-02-12_03,2025-10-01_01","X-Proofpoint-Spam-Details":"rule=outbound_notspam policy=outbound score=0\n spamscore=0 bulkscore=0 priorityscore=1501 malwarescore=0 adultscore=0\n lowpriorityscore=0 clxscore=1015 phishscore=0 impostorscore=0 suspectscore=0\n classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0\n reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2602130086","X-BeenThere":"u-boot@lists.denx.de","X-Mailman-Version":"2.1.39","Precedence":"list","List-Id":"U-Boot discussion ","List-Unsubscribe":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","Errors-To":"u-boot-bounces@lists.denx.de","Sender":"\"U-Boot\" ","X-Virus-Scanned":"clamav-milter 0.103.8 at phobos.denx.de","X-Virus-Status":"Clean"},"content":"This patch series adds support for the Qualcomm RPMH power domain\ndriver, responsible for managing power domains on Qualcomm SoCs.\nThe driver is ported from the Linux kernel and adapted for\nU-Boot to enable proper power domain control on SA8775P platform.\n\nWhen a suitable power domain driver is not found for the power-controller\nnode, it will be handled with a warning in dev_power_domain_ctrl() and\nexecution continues without breaking, ensuring compatibility across\ndifferent RPMH platforms.\n\nSigned-off-by: Aswin Murugan \n---\nChanges in v8:\n- Renamed Kconfig option from QCOM_POWER_DOMAIN to QCOM_RPMH_POWER_DOMAIN\n for better specificity as requested in review feedback\n- Improved commit message for patch 3 as requested in review feedback\n- Link to v7: https://lore.kernel.org/u-boot/20251222114823.2146775-1-aswin.murugan@oss.qualcomm.com/\n\nChanges in v7:\n- Droped soc: qcom: cmd-db: Add cmd_db_read_slave_id() & cmd_db_read_aux_data() functions\n patch from previous version, since it was already picked\n Link: https://lore.kernel.org/u-boot/176363183220.2293399.7296647117885059868.b4-ty@linaro.org/\n- Cleaned up the warning logic in drivers/power/domain/power-domain-uclass.c\n when power-domain driver is missing\n- Link to v6: https://lore.kernel.org/u-boot/20251113113427.2218045-1-aswin.murugan@oss.qualcomm.com/\n\nChanges in v6:\n- Added the change in drivers/power/domain/power-domain-uclass.c to give warning\n when power-domain driver is missing\n- Added the change log 'In qcom-rpmhpd driver, the un-supported power domains are handled with warning\n in rpmhpd_power_on() & rpmhpd_power_on()'\n- In drivers/power/domain/qcom-rpmhpd.c, the 'ret' variable in rpmhpd_probe() is initialized with 0\n- Link to v5: https://lore.kernel.org/u-boot/20251027113312.3815169-1-aswinm@qti.qualcomm.com/\n\nChanges in v5:\n- As part of \"qcom_rpmhpd\" driver removal change did in v4, the rpmh_write() in drivers/power/domain/qcom-rpmhpd.c\n should be passed with pd->dev as first argument to align with it.\n- Added (ulong) casting in rpmhpd_match_table to address the warning.\n\nChanges in v4:\n- Added all soc entries in power domain linux driver to drivers/power/domain/qcom-rpmhpd.c and\n stubbed it\n- Removed \"qcom_rpmhpd\" driver & unused members of struct rpmhpd in drivers/power/domain/qcom-rpmhpd.c\n- Moved the \"soc: qcom: cmd-db\" change before the \"power-domain\" change\n- Link to v3: https://lore.kernel.org/u-boot/20250702180133.1889709-1-aswin.murugan@oss.qualcomm.com/\n\nChanges in v3:\n- Removed OF_LIVE_SA8775P config in arch/arm/mach-snapdragon/Kconfig & configs/qcs9100_defconfig,\n since there is no SA8775p specific fixups are done\n- Link to v2: https://lore.kernel.org/u-boot/20250702171335.1811080-1-aswin.murugan@oss.qualcomm.com/\n\nChanges in v2:\n- Added ARCH_SNAPDRAGON dependency to QCOM_POWER_DOMAIN in drivers/power/domain/Kconfig\n- In drivers/power/domain/qcom-rpmhpd.c, the un-supported power domains are handled with warning\n- Power domain fixups have been removed since they are now managed by drivers/power/domain/qcom-rpmhpd.c\n- Link to v1: https://lore.kernel.org/u-boot/20250626112441.143064-1-aswin.murugan@oss.qualcomm.com/\n---\n\nAswin Murugan (3):\n power-domain: Add warning when power-domain driver is missing\n mach-snapdragon: Remove RPMH power domain DT fixup code\n qcom_defconfig: Add QCOM_RPMH_POWER_DOMAIN config\n\nBalaji Selvanathan (1):\n power-domain: Add QCOM RPMH Power Domain Driver Support\n\n arch/arm/mach-snapdragon/of_fixup.c | 31 ---\n configs/qcom_defconfig | 1 +\n drivers/power/domain/Kconfig | 8 +\n drivers/power/domain/Makefile | 1 +\n drivers/power/domain/power-domain-uclass.c | 7 +\n drivers/power/domain/qcom-rpmhpd.c | 278 +++++++++++++++++++++\n 6 files changed, 295 insertions(+), 31 deletions(-)\n create mode 100644 drivers/power/domain/qcom-rpmhpd.c"}