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Tue, 20 Oct 2026 23:35:48 -0700 (PDT) Received: from [10.216.19.242] ([202.46.23.19]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3ad812c565esm2727456a91.10.2026.10.20.23.35.44 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 20 Oct 2026 23:35:47 -0700 (PDT) Message-ID: <610c2dd9-641b-4358-83cd-2f0f209a23c3@oss.qualcomm.com> Date: Wed, 21 Oct 2026 12:05:42 +0530 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 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH RFC v2 1/3] arm64: dts: qcom: nord: Add SoCCP remoteproc DT support for Nord To: Shawn Guo Cc: Bjorn Andersson , Konrad Dybcio , Abel Vesa , Rob Herring , Krzysztof Kozlowski , Conor Dooley , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20261018-nord-soccp-dt-v2-0-4d713d316e9d@oss.qualcomm.com> <20261018-nord-soccp-dt-v2-1-4d713d316e9d@oss.qualcomm.com> Content-Language: en-US From: Anurag Pateriya In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=aI5lOr9m c=1 sm=1 tr=0 ts=6ad85d46 cx=c_pps a=RP+M6JBNLl+fLTcSJhASfg==:117 a=j4ogTh8yFefVWWEFDRgCtg==:17 a=IkcTkHD0fZMA:10 a=660iZSQnnn4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=gowsoOTTUOVcmtlkKump:22 a=EUspDBNiAAAA:8 a=a6GiBE6abnfRvAsHYC4A:9 a=QEXdDO2ut3YA:10 a=iS9zxrgQBfv6-_F4QbHw:22 X-Proofpoint-ORIG-GUID: EIrvgMTwJriBYrPdyu1Y6BRRQTVboR2G X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMDIxMDAyNiBTYWx0ZWRfXy0o0lvZkXKOd cVjp/OJLAUGZODckQJHS8FAzONn4srr27URLmQhl1Ac4YpvlgNqHISrJAquF5j6Y9DB3YyeDk7y yBBo5RzhtCOGN0P59PjRc+xT8PxUFu7CAILKwFg1R0z5X8MY8XpJOyT6ewpbNqgV2Jwg3ZpOGLD Cyios2TotXdmdLvfPXNwRhCiK3c95IbZ0lHlwdx5m7uQKWYs88Y7RkmMrAk7zYwLO6bakpUM0s9 ItK5qxMzElSPb2L6kY1T7dCtHPuC6ZqdqVBrka4yIhr8sfaFNT88scX2+mwhUzb9ph4tkB83ozQ k/wV9y+dGdcZQanXg1nPM30momcxxfU1fDZetCynI5DPavYIzwcqlgxI+Cu8FOj9ZOEOlu9Il3Z guV7SPylrWXyxrkYMz+bdw3abdUkC8YCe87nUDT3R/Ao8gauWQgLymFUFxFdVeHtDQDrAFkfDT2 +5zplL9bVJ2XWrGNBMg== X-Proofpoint-GUID: EIrvgMTwJriBYrPdyu1Y6BRRQTVboR2G X-Proofpoint-Spam-Info: AW1haW4tMjYxMDIxMDAyNiBTYWx0ZWRfX825FXmlyRb9M deYQ9MqXbFbxOjH6Dq8+uFzOgV+B8UtFDYhcaj8FCkaiobQWMZj88BtJ3E8nCA5j0zAMCZ9XZ2R FElXVFdb706ufNL5yZEROyrrzpidw/o= 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=2026-10-21_02,2026-10-19_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 clxscore=1015 impostorscore=0 spamscore=0 bulkscore=0 malwarescore=0 suspectscore=0 adultscore=0 phishscore=0 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2610190000 definitions=main-2610210026 On 10/19/2026 12:04 PM, Shawn Guo wrote: > On Sun, Oct 18, 2026 at 12:46:46PM +0530, Anurag Pateriya wrote: >> Add the SoCCP (System on Chip Control Processor) remoteproc node and >> its SMP2P configuration at the SoC level in nord.dtsi, and wire up >> the clock and power-domain dependencies shared by all Nord embedded >> variants in nord-embedded.dtsi. >> >> Signed-off-by: Anurag Pateriya >> --- >> arch/arm64/boot/dts/qcom/nord-embedded.dtsi | 9 +++++ >> arch/arm64/boot/dts/qcom/nord.dtsi | 57 +++++++++++++++++++++++++++++ >> 2 files changed, 66 insertions(+) >> >> diff --git a/arch/arm64/boot/dts/qcom/nord-embedded.dtsi b/arch/arm64/boot/dts/qcom/nord-embedded.dtsi >> index 6dc4c871f41e..e21b9ba480f5 100644 >> --- a/arch/arm64/boot/dts/qcom/nord-embedded.dtsi >> +++ b/arch/arm64/boot/dts/qcom/nord-embedded.dtsi >> @@ -430,6 +430,15 @@ &remoteproc_cdsp3 { >> "nsp"; >> }; >> >> +&remoteproc_soccp { >> + clocks = <&rpmhcc RPMH_CXO_CLK>; >> + clock-names = "xo"; >> + power-domains = <&rpmhpd RPMHPD_CX>, >> + <&rpmhpd RPMHPD_MX>; >> + power-domain-names = "cx", >> + "mx"; >> +}; >> + >> &spi0 { >> clocks = <&segcc SE_GCC_QUPV3_WRAP0_S0_CLK>; >> clock-names = "se"; >> diff --git a/arch/arm64/boot/dts/qcom/nord.dtsi b/arch/arm64/boot/dts/qcom/nord.dtsi >> index dfbbaf94a7ae..827531fc1276 100644 >> --- a/arch/arm64/boot/dts/qcom/nord.dtsi >> +++ b/arch/arm64/boot/dts/qcom/nord.dtsi >> @@ -1029,6 +1029,28 @@ smp2p_cdsp3_in: slave-kernel { >> }; >> }; >> >> + smp2p-soccp { >> + compatible = "qcom,smp2p"; >> + interrupts-extended = <&ipcc0 IPCC_MPROC_SOCCP >> + IPCC_MPROC_SIGNAL_SMP2P >> + IRQ_TYPE_EDGE_RISING>; >> + mboxes = <&ipcc0 IPCC_MPROC_SOCCP IPCC_MPROC_SIGNAL_SMP2P>; >> + qcom,smem = <617>, <616>; >> + qcom,local-pid = <0>; >> + qcom,remote-pid = <19>; >> + >> + smp2p_soccp_out: master-kernel { >> + qcom,entry-name = "master-kernel"; >> + #qcom,smem-state-cells = <1>; >> + }; >> + >> + smp2p_soccp_in: slave-kernel { >> + qcom,entry-name = "slave-kernel"; >> + interrupt-controller; >> + #interrupt-cells = <2>; >> + }; >> + }; >> + >> soc: soc@0 { >> compatible = "simple-bus"; >> #address-cells = <2>; >> @@ -1587,6 +1609,41 @@ uart13: serial@a98000 { >> }; >> }; >> >> + remoteproc_soccp: remoteproc@d00000 { >> + compatible = "qcom,nord-soccp-pas"; > > It causes CHECK_DTBS complaints for nord-ride.dtb, so we may want to move > the compatible to nord-embedded.dtsi. > > Shawn Yes. I will add this compatible to nord-embedded.dtsi in next version. Anurag > >> + reg = <0x0 0x00d00000 0x0 0x200000>; >> + >> + interrupts-extended = <&intc GIC_SPI 167 IRQ_TYPE_EDGE_RISING>, >> + <&smp2p_soccp_in 0 IRQ_TYPE_EDGE_RISING>, >> + <&smp2p_soccp_in 1 IRQ_TYPE_EDGE_RISING>, >> + <&smp2p_soccp_in 2 IRQ_TYPE_EDGE_RISING>, >> + <&smp2p_soccp_in 3 IRQ_TYPE_EDGE_RISING>, >> + <&smp2p_soccp_in 9 IRQ_TYPE_EDGE_RISING>; >> + interrupt-names = "wdog", >> + "fatal", >> + "ready", >> + "handover", >> + "stop-ack", >> + "pong"; >> + >> + memory-region = <&soccp_mem>; >> + >> + qcom,smem-states = <&smp2p_soccp_out 0>, >> + <&smp2p_soccp_out 8>; >> + qcom,smem-state-names = "stop", >> + "ping"; >> + >> + glink-edge { >> + interrupts-extended = <&ipcc0 IPCC_MPROC_SOCCP >> + IPCC_MPROC_SIGNAL_GLINK_QMP >> + IRQ_TYPE_EDGE_RISING>; >> + mboxes = <&ipcc0 IPCC_MPROC_SOCCP >> + IPCC_MPROC_SIGNAL_GLINK_QMP>; >> + qcom,remote-pid = <19>; >> + label = "soccp"; >> + }; >> + }; >> + >> rng: rng@10c3000 { >> compatible = "qcom,nord-trng", >> "qcom,trng"; >> >> -- >> 2.43.0 >>