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Mon, 01 Sep 2025 12:13:33 +0100 (BST) Received: from 1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa (172.25.8.78) by HHMAIL05.hh.imgtec.org (10.100.10.120) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.57; Mon, 1 Sep 2025 12:13:32 +0100 From: Matt Coster To: Guo Ren , Fu Wei , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bartosz Golaszewski , Philipp Zabel , Frank Binns , "Maarten Lankhorst" , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Ulf Hansson , Marek Szyprowski , "Drew Fustini" , Michal Wilczynski CC: , , , , , Krzysztof Kozlowski , Bartosz Golaszewski In-Reply-To: <20250822-apr_14_for_sending-v13-0-af656f7cc6c3@samsung.com> References: <20250822-apr_14_for_sending-v13-0-af656f7cc6c3@samsung.com> Subject: Re: (subset) [PATCH v13 0/4] Add TH1520 GPU support with power sequencing Message-ID: <175672521205.30950.2944854121832397083.b4-ty@imgtec.com> Date: Mon, 1 Sep 2025 12:13:32 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Mailer: b4 0.14.2 X-EXCLAIMER-MD-CONFIG: 15a78312-3e47-46eb-9010-2e54d84a9631 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwOTAxMDExOSBTYWx0ZWRfX0r3PDOJ35OAn 8WU46pj//wREe7b09TNlb6UbD5ABvOgswiwkQWqd1+reRHoD96EPWz9r8jJF7y9aCzqq3Tcvibv v4Vs1oqbS+RbcaGB5v+WB8enIF4POvgaqpn9a6T+OzReVirnyQSWyslL1QhPGYb00KrRyQihvEe C88jUxxlb4b7MjSf50FwYr6HvzaCXotwzHZWTzzutGApkIrDX+8Jh+z3qDqWvAieMio33pgG+A3 UtFzL6lH/w1KOGEjsih5ZI0wY/WluGjPBHwXK68DRt0USqGv+OQRwjoULPtrSslD6r4v67oFJX+ WoC20St4TQ8vgaxUoYOFIawfh854MB0/aAkEwbAw9qB1wBu51wtLvc8NVZK3Ls= X-Authority-Analysis: v=2.4 cv=VL3dn8PX c=1 sm=1 tr=0 ts=68b57fdd cx=c_pps a=AKOq//PuzOIrVTIF9yBwbA==:117 a=AKOq//PuzOIrVTIF9yBwbA==:17 a=frXF02aS0WsA:10 a=IkcTkHD0fZMA:10 a=yJojWOMRYYMA:10 a=r_1tXGB3AAAA:8 a=Iq_RHiLCETW0UDbuoI8A:9 a=QEXdDO2ut3YA:10 a=t8nPyN_e6usw4ciXM-Pk:22 X-Proofpoint-ORIG-GUID: HHQ6d2eOQoef4UfDWeIyZTD88_rHX_E9 X-Proofpoint-GUID: HHQ6d2eOQoef4UfDWeIyZTD88_rHX_E9 On Fri, 22 Aug 2025 00:20:14 +0200, Michal Wilczynski wrote: > This patch series introduces support for the Imagination IMG BXM-4-64 > GPU found on the T-HEAD TH1520 SoC. A key aspect of this support is > managing the GPU's complex power-up and power-down sequence, which > involves multiple clocks and resets. > > The TH1520 GPU requires a specific sequence to be followed for its > clocks and resets to ensure correct operation. Initial discussions and > an earlier version of this series explored managing this via the generic > power domain (genpd) framework. However, following further discussions > with kernel maintainers [1], the approach has been reworked to utilize > the dedicated power sequencing (pwrseq) framework. > > [...] Applied, thanks! [1/4] drm/imagination: Use pwrseq for TH1520 GPU power management commit: e38e8391f30b41c5a24bb46dc6ef4161921e782d [2/4] dt-bindings: gpu: img,powervr-rogue: Add TH1520 GPU support commit: 337ebfda8a4f2627bf52e200cacf6f3a2f5ccf48 [4/4] drm/imagination: Enable PowerVR driver for RISC-V commit: 6b53cf48d9339c75fa51927b0a67d8a6751066bd Best regards, -- Matt Coster