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[103.229.16.4]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2ca382bba19sm12206935ad.70.2026.06.30.04.55.23 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 30 Jun 2026 04:55:26 -0700 (PDT) Message-ID: <20cd2d3f-48f5-44f3-bc31-884723f864b7@oss.qualcomm.com> Date: Tue, 30 Jun 2026 19:55:22 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird From: Yushan Li Subject: Re: [PATCH 2/2] arm64: dts: qcom: purwa-iot-evk: Add Embedded controller node To: Anvesh Jain P , Sibi Sankar , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Konrad Dybcio Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260629-ec_support_for_purwa_evk-v1-0-e082b70138d6@oss.qualcomm.com> <20260629-ec_support_for_purwa_evk-v1-2-e082b70138d6@oss.qualcomm.com> Content-Language: en-US In-Reply-To: <20260629-ec_support_for_purwa_evk-v1-2-e082b70138d6@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNjMwMDEwOSBTYWx0ZWRfXzUHGmqZTkMdt 8+lnbnQpS6nDTpqfT9a9rdYFDqo5V15NLZ8tmNNpdQlCqqtK3tcEA1qN/V2ucTJ6AG7DdfPwhgI S+phOcRqRSydGnZ/HC0TNvybO9hnw3Fd8MUBsUe8SQyfUA4K/yQFGODkYp4PzYOuILEdi59SANc loQ4B40+FeWChJkZiw8R6bzyQ8QwNVzEP9bhoik4NGQnvHFYpPnkiYIYpWy+/bp3rAUYVfh6osL PHqAEVhgF9A7acUIuJKpn6Zvw6OrVXy3Dx6/RbE7DDhg5uNGUi4BTBjN/KucSD0HA3pbHBL4c2I 6Vspr7NNVXzN1BYWGqJU/jSPcmAp/Ewxex+KK3vyOvxKGOGWUO7IYx2FrKQHq+9+8pcBcNXI+N3 62YGNozJhqcXu2kfLjivuh5N17fdV8HGDhklW0Sg5x8EJpfR7r65HMBWurcWmNOKdc66Ao/CWNN CxT5aYvowhx/LLjJejA== X-Proofpoint-ORIG-GUID: coSjJuvTRoF4M-WeQ7VAy2VaZKCn7VUg X-Proofpoint-GUID: coSjJuvTRoF4M-WeQ7VAy2VaZKCn7VUg X-Authority-Analysis: v=2.4 cv=ftfsol4f c=1 sm=1 tr=0 ts=6a43aeaf cx=c_pps a=MTSHoo12Qbhz2p7MsH1ifg==:117 a=nuhDOHQX5FNHPW3J6Bj6AA==:17 a=IkcTkHD0fZMA:10 a=FelO9ux0wxsA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=_glEPmIy2e8OvE2BGh3C:22 a=EUspDBNiAAAA:8 a=v9AdQsT0JroIR-EB4BMA:9 a=QEXdDO2ut3YA:10 a=GvdueXVYPmCkWapjIL-Q:22 X-Proofpoint-Spam-Info: AW1haW4tMjYwNjMwMDEwOSBTYWx0ZWRfX1iZBiOf6G6ut R0HTaQuxWvAFn2v1Jzb9OJL1JOH6aNckyUR69dt6q7OOszCVM7QkkQo+eBW6J9A5cUxyj+Kr7UX 2yNGvWfnJzGia7k3Zd95YJUiOZL/ci8= X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.125,FMLib:17.12.100.49 definitions=2026-06-30_03,2026-06-26_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 adultscore=0 spamscore=0 clxscore=1011 malwarescore=0 phishscore=0 impostorscore=0 bulkscore=0 lowpriorityscore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2606300109 On 6/29/2026 6:40 PM, Anvesh Jain P wrote: > Add embedded controller node for Purwa IOT EVK boards which adds fan > control, temperature sensors, access to EC internal state changes and > suspend entry/exit notifications to the EC. > > Signed-off-by: Anvesh Jain P > --- > arch/arm64/boot/dts/qcom/purwa-iot-evk.dts | 16 ++++++++++++++++ > 1 file changed, 16 insertions(+) > > diff --git a/arch/arm64/boot/dts/qcom/purwa-iot-evk.dts b/arch/arm64/boot/dts/qcom/purwa-iot-evk.dts > index ad503beec1d3..491ea7769cd7 100644 > --- a/arch/arm64/boot/dts/qcom/purwa-iot-evk.dts > +++ b/arch/arm64/boot/dts/qcom/purwa-iot-evk.dts > @@ -837,6 +837,16 @@ eusb6_repeater: redriver@4f { > pinctrl-0 = <&eusb6_reset_n>; > pinctrl-names = "default"; > }; > + > + embedded-controller@76 { > + compatible = "qcom,purwa-iot-evk-ec", "qcom,hamoa-crd-ec"; > + reg = <0x76>; > + > + interrupts-extended = <&tlmm 66 IRQ_TYPE_EDGE_FALLING>; > + > + pinctrl-0 = <&ec_int_n_default>; > + pinctrl-names = "default"; > + }; > }; > > &i2c7 { > @@ -1326,6 +1336,12 @@ right_tweeter: speaker@0,1 { > }; > > &tlmm { > + ec_int_n_default: ec-int-n-state { > + pins = "gpio66"; > + function = "gpio"; > + bias-disable; > + }; > + > edp_reg_en: edp-reg-en-state { > pins = "gpio70"; > function = "gpio"; > Tested-by: Yushan Li -- Regards, Yushan