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[129.46.232.65]) by smtp.gmail.com with ESMTPSA id af79cd13be357-93a3f467566sm18939785a.39.2026.09.15.02.28.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 15 Sep 2026 02:28:23 -0700 (PDT) From: Yongxing Mou Date: Tue, 15 Sep 2026 17:27:50 +0800 Subject: [PATCH v2 3/3] arm64: dts: qcom: Add INT2 GDSC to Kaanapali DPU 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 Message-Id: <20260915-msm_gdsc2-v2-3-9157237b8382@oss.qualcomm.com> References: <20260915-msm_gdsc2-v2-0-9157237b8382@oss.qualcomm.com> In-Reply-To: <20260915-msm_gdsc2-v2-0-9157237b8382@oss.qualcomm.com> To: Rob Clark , Dmitry Baryshkov , Abhinav Kumar , Jessica Zhang , Sean Paul , Marijn Suijten , David Airlie , Simona Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Krishna Manikandan , Abel Vesa , Yuanjie Yang , Bjorn Andersson , Konrad Dybcio Cc: linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Yongxing Mou X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1789464471; l=1099; i=yongxing.mou@oss.qualcomm.com; s=20250910; h=from:subject:message-id; bh=bXRmq/LkVHl3Wkzce7EKsFKSt2ADGnLeNMNslKPB/Js=; b=pXi5y4Y0Fm69ZEAcS81pYwIUOtYfvuA2eymuS8KiMJtlmzTHrX7GfKEKbi1NipcnkJiNQqRSw vSSUuKpKEFVCyy2NKvGiSs7QgaYWpj+xZScpuo6dRvIffTF/9r+cMi7 X-Developer-Key: i=yongxing.mou@oss.qualcomm.com; a=ed25519; pk=rAy5J1eP+V7OXqH5FJ7ngMCtUrnHhut30ZTldOj52UM= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTE1MDEzNSBTYWx0ZWRfX5IsxXUnwgZfP pOXb6oNC88bZIIC4xby4/2Puc7EVQi86OSAvy72JT4Q1zszoJ2cjBj7q3ckRT4VK1QlTWSiYWJ1 6poDWOioTgQbW7ysBAN0F/ITHRuhySdC2KwgAco3bjIL7iFCTV8ROOlXw7iCgqKejHKnQlmqt7N K0ciu8/0lapeRK94OHUZ+xPI+hUGutWuFm+LpqiSwrOsvOHKv7E8/ZRQjF8DjQOjOOlMuCaiI8H 6HUeqwfDsrJYMCV2ltf/Q9M9Fpaj23dyDFrMZABhq/7FJAn8ATDJYRCvVpn5iMb9WQ+AEBsRUam ygwaIfItcQMTfNWbfsqEcqvwQPPmNog9m5/iyfEkTF3rVI+/OXPo3oa6nrKHZmf3WCw4mwui4oQ IY7+fFf/zSjmTK0WxmDtDNBf5lc2qY45xZUshdZJ7zkrVgt2LdnSfA87rR83+vHdOBsvTgmTdE2 EUUIvmGqxmnPEzu+6oA== X-Proofpoint-GUID: 2bpF5x1iBEkQsKNkRxEzsUtIRxgowpk9 X-Proofpoint-Spam-Info: AW1haW4tMjYwOTE1MDEzNSBTYWx0ZWRfX7/XNowochrFB 1CES8N4aelDfLHCzOa1R+aLrLiLMud+kJc0jDCiBr7329KDBo46PIcWlwN1fgap/ZJyeOYTr7Vx lYlk2+ouTPwtp6oJTCJ+bYGky/gNw9U= X-Authority-Analysis: v=2.4 cv=fck4WEQF c=1 sm=1 tr=0 ts=6aa90fb9 cx=c_pps a=50t2pK5VMbmlHzFWWp8p/g==:117 a=C3Dk8TwHQYyIj7nOf9RCJw==:17 a=IkcTkHD0fZMA:10 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yx91gb_oNiZeI1HMLzn7:22 a=EUspDBNiAAAA:8 a=aCRQ4ZZDzeq032jGe_cA:9 a=QEXdDO2ut3YA:10 a=IoWCM6iH3mJn3m4BftBB:22 X-Proofpoint-ORIG-GUID: 2bpF5x1iBEkQsKNkRxEzsUtIRxgowpk9 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-09-15_02,2026-09-14_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 suspectscore=0 bulkscore=0 malwarescore=0 phishscore=0 spamscore=0 lowpriorityscore=0 adultscore=0 clxscore=1015 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2609040000 definitions=main-2609150135 The INT2 GDSC on Kaanapali (SM8850) powers a subset of the DPU source pipes (VIG2/VIG3/DMA5). Add it as a second power domain of the display-controller (DPU) node, alongside the existing MMCX performance-state power domain. The MDSS node's CORE_GDSC is unaffected, since it continues to power the rest of the MDSS hardware on its own. Signed-off-by: Yongxing Mou --- arch/arm64/boot/dts/qcom/kaanapali.dtsi | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/qcom/kaanapali.dtsi b/arch/arm64/boot/dts/qcom/kaanapali.dtsi index ace19b8b12d7..b3e3cd1d311c 100644 --- a/arch/arm64/boot/dts/qcom/kaanapali.dtsi +++ b/arch/arm64/boot/dts/qcom/kaanapali.dtsi @@ -3619,7 +3619,9 @@ mdss_mdp: display-controller@9801000 { operating-points-v2 = <&mdp_opp_table>; - power-domains = <&rpmhpd RPMHPD_MMCX>; + power-domains = <&rpmhpd RPMHPD_MMCX>, + <&dispcc DISP_CC_MDSS_CORE_INT2_GDSC>; + power-domain-names = "mmcx", "int2"; ports { #address-cells = <1>; -- 2.43.0