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Thu, 29 Oct 2026 09:57:43 -0700 (PDT) Received: from mai.box.freepro.com ([2a05:6e02:1041:c10:7fbe:151a:486d:a2cc]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-48e6df961dasm325669f8f.23.2026.10.29.09.57.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 29 Oct 2026 09:57:42 -0700 (PDT) From: Daniel Lezcano To: rafael@kernel.org Cc: Daniel Lezcano , Heiko Stuebner , Shuah Khan , Manaf Meethalavalappu Pallikunhi , linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kselftest@vger.kernel.org Subject: [PATCH v4 6/6] powercap: dtpm: Add RK3588 hierarchy Date: Thu, 29 Oct 2026 17:56:50 +0100 Message-ID: <50f06fc06f0e83ee59ecf9037071e02344ecd15b.1793288783.git.daniel.lezcano@oss.qualcomm.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: References: X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-ORIG-GUID: uvJm-zBXz9PT0HPZEF2clX4K5717KPPN X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMDI5MDA2NiBTYWx0ZWRfX/2+5mpTe4g/s vsijC7DkrUCLbdBW0NZDMwuuQYOw0QbFOzCrvajt8zgzPvNGUf0flesqwoD04O2XAD0yxDAk6td yz0COe63nl7k39RK10Cx/t1mWMNB7AqhGox+6RRq7PgCR168loqF5CFKqif1yqMJ0MUYwqqjqOD 7GsOHkkLLFZTqwR666RbQeyJFt0jQywd0WaDdKFaVGfSk4R9UlYDDQAwCsn++XE/UwbEcBlvIao vQBwyKZJ/PSyMlropAKKl7Y3l31CQ3T6OGkhhJ0gTnkwFR5Vz7lmIJ13E/2u52pJuRQZ6CyFotY 4y+rXApZnKlOAqqKytsiDf3pislWweGKF0sm8ypSNpXc3z9V1saa10Z/lgXnGoVztFBDzHK9opx qbc2kOT18CML3ByOXz8efWUL42DA+YeOIC69y3bAk3q/QmaNyqZCbnDjGJWkAni69UNLo1MmbFz pJ0IKVvyGTWvuDm+XIg== X-Proofpoint-GUID: uvJm-zBXz9PT0HPZEF2clX4K5717KPPN X-Authority-Analysis: v=2.4 cv=XZEcX455 c=1 sm=1 tr=0 ts=6ae37b09 cx=c_pps a=UbhLPJ621ZpgOD2l3yZY1w==:117 a=xqWC_Br6kY4A:10 a=660iZSQnnn4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=_K5XuSEh1TEqbUxoQ0s3:22 a=EUspDBNiAAAA:8 a=8Fys3Dm6xgAeGQ2jRPYA:9 a=TOPH6uDL9cOC6tEoww4z:22 X-Proofpoint-Spam-Info: AW1haW4tMjYxMDI5MDA2NiBTYWx0ZWRfX1fqsLNarUaIL 4kwVW4bJF5OrKpK/FoxF/Xj1uF54jojYhjz8Mtb7Zo3iaoIHmYfyaCkhporHq9x4QAGHf2iRDxW JZ34TbGW2TJYDtYZuCGnJnio/2GvhIM= X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.138,FMLib:17.12.100.49 definitions=2026-10-29_05,2026-10-21_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 adultscore=0 malwarescore=0 clxscore=1015 lowpriorityscore=0 suspectscore=0 bulkscore=0 phishscore=0 impostorscore=0 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2610190000 definitions=main-2610290066 The RK3588 has three CPU frequency domains, with CPUs grouped into three cpufreq policies. Add a DTPM hierarchy for the RK3588 with one CPU node per cpufreq policy, represented by cpu@0, cpu@400 and cpu@600. Group the three CPU domains under a virtual package node attached to the RK3588 root node. Add the RK3588 compatible to the Rockchip DTPM match table to select the new hierarchy. Signed-off-by: Daniel Lezcano --- Changes in v4 (since v3): - Rebase on v7.3; no code or commit-description changes. Changes in v3 (since v2): - Rebase on v7.3-rc7. - Fix __initdata placement and the RK3588 match-entry indentation. - No functional changes. drivers/soc/rockchip/dtpm.c | 48 +++++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) diff --git a/drivers/soc/rockchip/dtpm.c b/drivers/soc/rockchip/dtpm.c index 5ae00680602f..664764f4b460 100644 --- a/drivers/soc/rockchip/dtpm.c +++ b/drivers/soc/rockchip/dtpm.c @@ -62,8 +62,56 @@ static struct powercap_hierarchy rk3399_hierarchy __initdata = { .nr_nodes = ARRAY_SIZE(rk3399_nodes), }; +static struct dtpm_node rk3588_cpu0 = { + .type = DTPM_NODE_DT, + .path = "/cpus/cpu@0", +}; + +static struct dtpm_node rk3588_cpu4 = { + .type = DTPM_NODE_DT, + .path = "/cpus/cpu@400", +}; + +static struct dtpm_node rk3588_cpu6 = { + .type = DTPM_NODE_DT, + .path = "/cpus/cpu@600", +}; + +static struct powercap_node rk3588_nodes[] __initdata = { + [0] = { + .name = "rk3588", + .data = &rockchip_virtual, + }, + [1] = { + .name = "package", + .parent = &rk3588_nodes[0], + .data = &rockchip_virtual, + }, + [2] = { + .name = "cpu0-cpufreq", + .parent = &rk3588_nodes[1], + .data = &rk3588_cpu0, + }, + [3] = { + .name = "cpu4-cpufreq", + .parent = &rk3588_nodes[1], + .data = &rk3588_cpu4, + }, + [4] = { + .name = "cpu6-cpufreq", + .parent = &rk3588_nodes[1], + .data = &rk3588_cpu6, + }, +}; + +static struct powercap_hierarchy rk3588_hierarchy __initdata = { + .nodes = rk3588_nodes, + .nr_nodes = ARRAY_SIZE(rk3588_nodes), +}; + static struct of_device_id __initdata rockchip_dtpm_match_table[] = { { .compatible = "rockchip,rk3399", .data = &rk3399_hierarchy }, + { .compatible = "rockchip,rk3588", .data = &rk3588_hierarchy }, {}, }; -- 2.43.0