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Thu, 06 Aug 2026 11:15:42 -0700 (PDT) X-Received: by 2002:a05:6a00:3393:b0:848:2ab3:ddeb with SMTP id d2e1a72fcca58-84f2dfc8f8emr20328068b3a.14.1786040142302; Thu, 06 Aug 2026 11:15:42 -0700 (PDT) Received: from [192.168.1.8] ([106.222.231.86]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-84f459ba2b9sm1829259b3a.48.2026.08.06.11.15.37 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 06 Aug 2026 11:15:41 -0700 (PDT) Message-ID: <8cbd912e-0f50-4fa9-b534-7ce1a3c77d88@oss.qualcomm.com> Date: Thu, 6 Aug 2026 23:45:36 +0530 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 1/2] dt-bindings: spi: qcom-geni: Document device-gpios property To: Praveen Talari , konrad.dybcio@oss.qualcomm.com, Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Andy Gross , Bjorn Andersson Cc: chandana.chiluveru@oss.qualcomm.com, Krzysztof Kozlowski , linux-arm-msm@vger.kernel.org, linux-spi@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260806-use_gpio_to_notify_master_of_spi_target_activity-v1-0-c363a9b5df69@oss.qualcomm.com> <20260806-use_gpio_to_notify_master_of_spi_target_activity-v1-1-c363a9b5df69@oss.qualcomm.com> Content-Language: en-US From: Mukesh Savaliya In-Reply-To: <20260806-use_gpio_to_notify_master_of_spi_target_activity-v1-1-c363a9b5df69@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Info: AW1haW4tMjYwODA2MDE0MiBTYWx0ZWRfX0lAt0xy5yoYd lvRCtC7LzS/3D0Pil+6a4mafXISJpY/+obriS20qBU6fimZpVwuXt/gv6pph++W8G7tSXj9dUgz bQ/TssNzi7Q6WKiG4KtOBcqfxZp3L8k= X-Authority-Analysis: v=2.4 cv=PK0/P/qC c=1 sm=1 tr=0 ts=6a74cf50 cx=c_pps a=mDZGXZTwRPZaeRUbqKGCBw==:117 a=uB10XSru4U0CyR2DWkO06w==:17 a=IkcTkHD0fZMA:10 a=Sv0fKeRqtYgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=_K5XuSEh1TEqbUxoQ0s3:22 a=EUspDBNiAAAA:8 a=NXe-hbaaH1PFlVkP-uwA:9 a=QEXdDO2ut3YA:10 a=ZXulRonScM0A:10 a=zc0IvFSfCIW2DFIPzwfm:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwODA2MDE0MiBTYWx0ZWRfX3w+E/LJKtUuT HjWs2kqOzdsbe2GdKkYWugCsDG6wUS1+OujQK1wfx//DfMJy181zRORLBuqdRYRMWebUDVgx4YL Qd6vHxl9iFK/isM6I5Bvip4gefsfvK6+74kbJMu8I8921F0jQ0owea2XeWu/tLPvcH8afulb8wt bUoSIMUD69G91bq9A9m/FpOweVCq2h+jn/o2jCfsCrvnKpkmO/krmQJtSa4Fq1fhhx7fUg/+x3t kDH/tf/bfAFwOdt5B8KeTJJKbwWgsk+DY8RCBvgm34HxrEdPylDmybIjKRuT3FK1z4XTxngIp1/ aAva/8GwlhjbXhpajPliLbYpQu7na6fbAkExyhrD5bUfFOEqxrg/wOIDO11hURauxzCtJSFsQSj DijNz9hWTn/PECDpvP3+2HtklPieBlulHEuV/25GEXwU+QMrYF93dm36AIahZDeAZ/z9/ovEDwq Scun36qjhUEfEatpxCw== X-Proofpoint-GUID: pPpaKv88qUZMSTqRoSr6EwpWwcgIMu3J X-Proofpoint-ORIG-GUID: pPpaKv88qUZMSTqRoSr6EwpWwcgIMu3J 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=2026-08-06_01,2026-08-06_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 bulkscore=0 adultscore=0 phishscore=0 malwarescore=0 impostorscore=0 spamscore=0 suspectscore=0 priorityscore=1501 clxscore=1015 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2608060142 On 8/6/2026 3:43 PM, Praveen Talari wrote: > When operating in SPI target (slave) mode, the GENI SPI controller can > use an external GPIO to notify the SPI master about the target's > active state. > Is this active state meaning target is in ready state to communicate with master controller ? When will it set this gpio ? can you describe little ? > Document the optional device-gpios property for the qcom,spi-geni-qcom seems bit generic name, it should describe the signal purpose, not the device. Something like handshake-gpios OR ready-gpios ? > and qcom,sa8255p-geni-spi bindings, restricted to spi-slave nodes. > > Signed-off-by: Praveen Talari > --- > Documentation/devicetree/bindings/spi/qcom,sa8255p-geni-spi.yaml | 9 +++++++++ > Documentation/devicetree/bindings/spi/qcom,spi-geni-qcom.yaml | 9 +++++++++ > 2 files changed, 18 insertions(+) [...]