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charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTI5MDA1NSBTYWx0ZWRfX955suTwfQi0N y6R3vHZupbfueO5dGTjrFvzivUYcMDYDV26xxuK06hpJw8k+2qWr7Ma8G90qXyAQw3om0kNyaL3 yDHIwzLPG0HqIPLhfrhzkeS4/G3dWzUcIQxLvZJrL3mB2gfmYRx7MS/wAp1hVyoNOr1eV9t/1wr j4F023guYit3Kjz9ivl0NsscWok46+Z/N3eEncC8xd2GG887vLZT0JcLt5ZUw2MzEdxfM3D8Z6+ Odvf7sGlmxq8T65THnB2VbDFm4kRf3DEJcH6RZonU4JTt7anzsAqVwexnyo4c62xcah7r72CxPd Sf/ZM965cUfBfvIOWXFYxoRvW8uPNRbZg/fgZcE0BRu9wbMRSwmwu28TX0AHvdYyUcEMcLOFzg2 fuJ2fwmP+rdji1/zQAIHeaEaT00zlZydHbgCIj5hgs5m6NroarMegAHqE15CfwQ4qsZ/kNAQ0GV cePK0XCbBfy57YAM33Q== X-Proofpoint-ORIG-GUID: kTuijhVBJFYd_Z-rMy8aJnEqTrqqynxd X-Proofpoint-Spam-Info: AW1haW4tMjYwOTI5MDA1NSBTYWx0ZWRfX+RV/3+Qiu0+J xxKtClFLS3TzaPS29TDnI+tjnN63fguNu5hJUt0/Km++WnlI61x6hClIvZXGfD/KMS7Gvk/XKJb PWA2JEMbqM+qh7dTr29UZXYc71IZbf0= X-Proofpoint-GUID: kTuijhVBJFYd_Z-rMy8aJnEqTrqqynxd X-Authority-Analysis: v=2.4 cv=DqvDa2/+ c=1 sm=1 tr=0 ts=6abbc338 cx=c_pps a=hnmNkyzTK/kJ09Xio7VxxA==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=DJpcGTmdVt4CTyJn9g5Z:22 a=EUspDBNiAAAA:8 a=NkAsgdMbsgjDGuKY8CEA:9 a=QEXdDO2ut3YA:10 a=zgiPjhLxNE0A:10 a=PEH46H7Ffwr30OY-TuGO:22 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=2026-09-29_04,2026-09-21_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 spamscore=0 phishscore=0 adultscore=0 malwarescore=0 suspectscore=0 lowpriorityscore=0 impostorscore=0 clxscore=1015 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2609040000 definitions=main-2609290055 On 9/29/26 10:35 AM, Rakesh Kota wrote: > On Shikra IQS, the L10 rail supplies the SD card's VMMC. Its maximum > voltage must be limited to 3.3 V because the derived VQMMC voltage on > L2 supports up to approximately 3.3 V. Allowing VMMC to reach 3.544 V > can drive VQMMC beyond its supported range, potentially causing SD > bus bit errors and resulting in the voltage negotiation failure: > > l2: unsupportable voltage range: 3500000-3296000uV > > Reducing L10's maximum voltage to 3.3 V keeps both rails within their > supported operating ranges. > > Co-developed-by: Nitin Rawat > Signed-off-by: Nitin Rawat > Signed-off-by: Rakesh Kota > --- Reviewed-by: Konrad Dybcio Konrad