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Thu, 01 Oct 2026 01:58:23 -0700 (PDT) X-Received: by 2002:a17:902:c951:b0:2df:ab73:7e94 with SMTP id d9443c01a7336-2e2e4b970ecmr34381235ad.51.1790845103223; Thu, 01 Oct 2026 01:58:23 -0700 (PDT) Received: from [10.218.30.203] ([202.46.22.19]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3a4f46bc991sm3358904a91.4.2026.10.01.01.58.19 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 01 Oct 2026 01:58:22 -0700 (PDT) Message-ID: <86303eb9-a3d2-446c-b7f8-24061f838f06@oss.qualcomm.com> Date: Thu, 1 Oct 2026 14:28:17 +0530 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2] arm64: dts: qcom: shikra-evk: Add GPIO expanders To: Konrad Dybcio , Bjorn Andersson , Konrad Dybcio , Abel Vesa , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Faruque Ansari References: <20260929-shikra-gpio-expander-v2-1-98ea5808c4a6@oss.qualcomm.com> <9c4cc38d-6cbc-4c87-9946-904b3bf513ba@oss.qualcomm.com> Content-Language: en-US From: Komal Bajaj In-Reply-To: <9c4cc38d-6cbc-4c87-9946-904b3bf513ba@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=OI6yTiaB c=1 sm=1 tr=0 ts=6abe20b0 cx=c_pps a=MTSHoo12Qbhz2p7MsH1ifg==:117 a=fChuTYTh2wq5r3m49p7fHw==:17 a=IkcTkHD0fZMA:10 a=660iZSQnnn4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=_glEPmIy2e8OvE2BGh3C:22 a=EUspDBNiAAAA:8 a=hvJKFWt8HJy2S05q1K8A:9 a=QEXdDO2ut3YA:10 a=GvdueXVYPmCkWapjIL-Q:22 X-Proofpoint-Spam-Info: AW1haW4tMjYxMDAxMDAzNSBTYWx0ZWRfX1kQ1mPGnKb98 f34iOInXsGZ6/KMM0p9FGHalpp4jLiU3Gwe5GF56uIK1yFk/EDDGdWvqDmHEfJM7Gbk5JI5dNZX j+qsWsP6LH4DRaWR5FiYI2JWu7IrMzY= X-Proofpoint-ORIG-GUID: tYpvfrIdweK2Khh6bHeBGd7i6jOnquac X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMDAxMDAzNSBTYWx0ZWRfX9+0AhUCtuCTk IjpouUEz4+rkodHFR9t8UX1XCHNis9Dy6rwEeGR8fZQa19jeHdwaLFgqDyw8L36SuE1VPZRzOED gESJZTxB/DWono4YqD3TFLNSM5lbDaudaHlePchI9W9wqYYEZzZIYyWJwDALSXUTUiYz9fD8Tp/ tPvnckMM4xQoSTQFh0oyQLNnk8yg5rQnFQAaEcdsVhGQbd+0Ll9XK8B3yu1Lpi+v2It8zf89ZIE jBdzNbTqYG9Gfe5r4bfXWAtCGKsPW9+WBegYY43ehek4UHl7M8zLCICEtnFqeOch+MdCyi9eWm5 aMlIGaoxw2xE5pu498W/hq8HTrlumNGMOW9U1n4HWvM7aKq/0agjP2kRnXd0bxz2/11BCyFc35r 7SnBd45pPrxpQGze7gejAVvX7Tw/0mMPBZbckGlmJOx+ivBzPpGRJwAXG4mhTkkP1W+JfMIjM+u He+/gB0cO6T4xL0To9w== X-Proofpoint-GUID: tYpvfrIdweK2Khh6bHeBGd7i6jOnquac 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=2026-10-01_03,2026-09-21_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 lowpriorityscore=0 phishscore=0 adultscore=0 clxscore=1015 suspectscore=0 bulkscore=0 spamscore=0 malwarescore=0 impostorscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2609040000 definitions=main-2610010035 On 9/30/2026 3:22 PM, Konrad Dybcio wrote: > On 9/29/26 10:35 AM, Komal Bajaj wrote: >> Add the EVK GPIO expander definitions on the I2C3 bus. Describe the >> TCA9538 and TCA9539 expanders used by EVK boards. >> >> Co-developed-by: Faruque Ansari >> Signed-off-by: Faruque Ansari >> Signed-off-by: Komal Bajaj >> --- > [...] > >> +&i2c3 { >> + status = "okay"; >> + >> + expander0: pca953x@38 { >> + compatible = "ti,tca9538"; >> + reg = <0x38>; >> + #gpio-cells = <2>; >> + gpio-controller; >> + }; > Please keep the nodes sorted by their unit address Ack. I will do it next revision. Thanks Komal > > Konrad > > + >> + expander1: pca953x@3c { >> + compatible = "ti,tca9538"; >> + reg = <0x3c>; >> + #gpio-cells = <2>; >> + gpio-controller; >> + }; >> + >> + expander2: pca953x@20 { >> + compatible = "ti,tca9539"; >> + reg = <0x20>; >> + #gpio-cells = <2>; >> + gpio-controller; >> + }; >> + >> + expander3: pca953x@21 { >> + compatible = "ti,tca9539"; >> + reg = <0x21>; >> + #gpio-cells = <2>; >> + gpio-controller; >> + }; >> +}; >> + >> &qupv3_0 { >> firmware-name = "qcom/shikra/qupv3fw.elf"; >> >> >> --- >> base-commit: 6375e61c01e93e35ee7acd336a689ac1fae4b509 >> change-id: 20260924-shikra-gpio-expander-25ff4a29c848 >> >> Best regards,