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Mon, 29 Jun 2026 02:02:09 -0700 (PDT) X-Received: by 2002:a05:6102:5121:b0:739:5c3d:605b with SMTP id ada2fe7eead31-7395c3d68d4mr167773137.1.1782723729535; Mon, 29 Jun 2026 02:02:09 -0700 (PDT) Received: from [192.168.120.170] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-6986625efc1sm1307322a12.19.2026.06.29.02.02.06 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 29 Jun 2026 02:02:08 -0700 (PDT) Message-ID: Date: Mon, 29 Jun 2026 11:02:03 +0200 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 1/3] arm64: dts: qcom: sc8280xp-x13s: Fix the drive-strength of mclk pin To: Pengyu Luo , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bryan O'Donoghue , Vladimir Zapolskiy Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260629065905.15651-1-mitltlatltl@gmail.com> <20260629065905.15651-2-mitltlatltl@gmail.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260629065905.15651-2-mitltlatltl@gmail.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: cHe9pYU05eQbvBv6ai1rqitmuqxCf4sJ X-Authority-Analysis: v=2.4 cv=CqCPtH4D c=1 sm=1 tr=0 ts=6a423492 cx=c_pps a=UbhLPJ621ZpgOD2l3yZY1w==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=FelO9ux0wxsA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yx91gb_oNiZeI1HMLzn7:22 a=pGLkceISAAAA:8 a=EUspDBNiAAAA:8 a=rPEeh-01POpV73vmElEA:9 a=QEXdDO2ut3YA:10 a=TOPH6uDL9cOC6tEoww4z:22 X-Proofpoint-Spam-Info: AW1haW4tMjYwNjI5MDA3MSBTYWx0ZWRfX6Pk4m5Lb1r1P hz3J6MyZ8/nfM16hQ6qAxCLsgrP7bT2qOCqnrSkrIhxpbpBjCinIICCUB/7xU8OtRf3fsuGXqlu zJr0DdBaM1TaLtrPu98a7CF14y+JG6g= X-Proofpoint-ORIG-GUID: cHe9pYU05eQbvBv6ai1rqitmuqxCf4sJ X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNjI5MDA3MSBTYWx0ZWRfX08nLElxbvegr mgLSDhYm+huW9gbhvYQ1j5euram8B7iYTt37PbpkeVvDAgNOA2mLsi7uuGVQKXBIFXAgAEstsXn G3fLdw4od5ViA9LwTy8aKZhdCQPFII94/0QNc77fdxNA4zptjIEJAtiKpUuSaVkZEdUe5wgeQBX N6zKh1KBHQ7fQdNtsLyO/ZHIollaoCScSY31+wLOxWPZBWCK+yxQZ7YfewgqXIdZ93sz2BPICG7 ITSMk7hiFvcHHpokjjROdGtclOxtLsNoS3vgsK/THTd1ZFpqkz4+u2cQIwhLj3X9fY4Wd17WRyP mFtckJ/q6d8gJivur6uJmigN5pdvHDBxTpTLiHO2lpZp2s9AJUbMeq5xrELXhjzRNRnKatJlm1h w6wyOSmp+3aVuZPj0zvGuJUd19XJ16DFT9urcgEyuN21jZEQ9Gslufilbn/FexWBhVlzuh+QNar sqtHzfYv7HFT7sW3NPg== 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=2026-06-29_02,2026-06-26_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 bulkscore=0 clxscore=1015 impostorscore=0 malwarescore=0 priorityscore=1501 spamscore=0 adultscore=0 suspectscore=0 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2606290071 On 6/29/26 8:59 AM, Pengyu Luo wrote: > The value can be retrieve via windbg on Windows. > > lkd> !dd f111000 L8 > > ctl_reg => 0x284 > > in drivers/pinctrl/qcom/pinctrl-msm.c > function msm_gpio_dbg_show_one() > ... > drive = (ctl_reg >> g->drv_bit) & 7; // (0x284 >> 6) & 7 == 2 > ... > seq_printf(s, " %dmA", msm_regval_to_drive(drive)); // (drive + 1) * 2 == 6; > ... > > So the value is 6, not 16, it matches Windows now. > > Fixes: 21927e94caa5 ("arm64: dts: qcom: sc8280xp-x13s: Enable RGB sensor") > Signed-off-by: Pengyu Luo > --- Thank you! Reviewed-by: Konrad Dybcio Konrad