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([2405:201:c409:b03f:6d0b:bb83:7a67:4093]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-387d100b413sm451809a91.2.2026.07.06.22.40.08 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 06 Jul 2026 22:40:13 -0700 (PDT) Message-ID: Date: Tue, 7 Jul 2026 11:10:07 +0530 Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 6/9] PCI/pwrctrl: tc9563: Add API to control endpoint power and reset To: Bjorn Helgaas Cc: Vinod Koul , Neil Armstrong , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Helgaas , Lorenzo Pieralisi , =?UTF-8?Q?Krzysztof_Wilczy=C5=84ski?= , Manivannan Sadhasivam , Bjorn Andersson , Chaitanya Chundru , Bartosz Golaszewski , Konrad Dybcio , linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org References: <20260630192838.GA223662@bhelgaas> Content-Language: en-US From: Sushrut Shree Trivedi In-Reply-To: <20260630192838.GA223662@bhelgaas> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: JTkAsUnthC-ylIn7ng1u50x0sxJUGexq X-Proofpoint-ORIG-GUID: JTkAsUnthC-ylIn7ng1u50x0sxJUGexq X-Authority-Analysis: v=2.4 cv=CPYamxrD c=1 sm=1 tr=0 ts=6a4c913f cx=c_pps a=0uOsjrqzRL749jD1oC5vDA==:117 a=xqWC_Br6kY4A:10 a=IkcTkHD0fZMA:10 a=RAioF0-LDSMA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=Um2Pa8k9VHT-vaBCBUpS:22 a=153GEgVumq_bsj_kQ94A:9 a=QEXdDO2ut3YA:10 a=mQ_c8vxmzFEMiUWkPHU9:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzA3MDA1MSBTYWx0ZWRfX3eu1PudFQhMG uc8MoUMS8yJyvhJM3Tg6OdBNUauPolcVioQU8VA0K9YNL2usHZBRhEsD7FZxjNbcIZ2g96n2MuW B1rSJwbTuLHMgYhZJLKQMbD+sxs+yk58s0jYgwHXDvjAbJ3i6rJ+U4WQY80Pl/GilqosoLswgI7 qh/POhS18t0HMM6ANI8e/XkQzxwzQJXIhPtNsu8ydpRFgsb60u1b8JEpyl24LUS2Ban0n8sTh1H Ssk8sngQzHyIki3Rkyfs703tpwzORRJZj95ODxPy4ZKuxsE2Z3IifwMrczp6otzzJXnN0JsXpQN 6c8IAUJXZGVp8mPczlyj/C5kHy4KS2fME8QE2C/9dzj3EMYD+WBNW6Dbc1FLgSovpgpKgqHzo1+ QxOY+ReAuY9GewY96t1oefCjvajloMvQwAk51H2I5yRNHoeCiiHI46ufL7+LZF3bNRrdglvSbqZ f1L4ts+POHtFTgVZcRA== X-Proofpoint-Spam-Info: AW1haW4tMjYwNzA3MDA1MSBTYWx0ZWRfXz1mysUeAy92o 3uetPA+2ZEPbhBSLtOsUXU8b/oFgq60WvliOnvTL2wME8NdY7Q+XbSnXyXVn6hkBJxVoby0zCm4 dHiJtugmjt14H1ypsQ9S2+kbIFep1Gk= X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-07-07_01,2026-07-06_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 adultscore=0 clxscore=1015 priorityscore=1501 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 lowpriorityscore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2607070051 On 7/1/2026 12:58 AM, Bjorn Helgaas wrote: > On Wed, Jul 01, 2026 at 12:32:48AM +0530, Sushrut Shree Trivedi wrote: >> Some platform utilise TC9563 GPIOs to enable power and >> control reset of endpoints. >> >> This patch adds support to parse endpoint reset and power enable >> gpios from each TC9563 port node in the devicetree. To configure >> these GPIO's during the POWER ON sequence, two new API's are >> introduced: tc9563_ep_pwr_en() and tc9563_ep_assert_deassert_reset(). > s/Some platform utilise/Some platforms utilise/ > s/This patch adds/Add/ > s/gpios/GPIOs/ > > Add tc9563_ep_pwr_en() and tc9563_ep_assert_deassert_reset() to > configure these GPIOs during the power-on sequence. > > Wrap to fill 75 columns. ACK'd. Sushrut