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charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-ORIG-GUID: 52RJSzkZnUImdYL23tnqlCEviiaCjDgu X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMDE5MDAzNiBTYWx0ZWRfX5+/EMDZz9x5k dYYECv6497Son2nepBtnbNhygzptcamnF4cBJt+6TYLVjOTgERJuOZMUDi6ua9dopry+0aocuEo Gcn9qppmsyi2FJhp0aD+VkQCKAXMh+04VUedbYmekvslhtjwOY3ZvCFJ4vwMfOk9WLmsLi8ALxZ u8d7Sk+t3VzAmCZkx63Xy0YkOi+4/C4AhTq1TXOFTL6B4seeIwcec36Qd3KRrZZkigjYjJHLua8 zYdB8VbfDLe2DG1dEEaZ8oYcOHsCurRR8wiB07HyUeEWnjO1LlG6EUWbwkExu8kPEiUPMGy+0p3 mL1FqGN55L6qIgoRz0TQTTJY8gdPB6JTdBtChBd840QrqCiEkte0HxltkN9du+2HNp93A3JcWrK fzH49lSp8v4KWF4jmWu534CnE7S1KgXrdzupPzKSNcJL2kCgXMLo1cwHNCvN7c5fir507ONGW1t 1Cd1SjtGIVyw1+x94oA== X-Proofpoint-Spam-Info: AW1haW4tMjYxMDE5MDAzNiBTYWx0ZWRfX2IAS1vJBooRj mpf/QaEnoCPCX2CFuQDpMJrOmBemo/2ZJTValmWvwS3IwnBK+9JwlUKnRniruPmC7v1WQdh32Vz hCRwCx6TeRswdYwPH+kOoOpkN3dNI08= X-Proofpoint-GUID: 52RJSzkZnUImdYL23tnqlCEviiaCjDgu X-Authority-Analysis: v=2.4 cv=OaANnRTY c=1 sm=1 tr=0 ts=6ad5dea1 cx=c_pps a=mPf7EqFMSY9/WdsSgAYMbA==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=660iZSQnnn4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=Um2Pa8k9VHT-vaBCBUpS:22 a=EUspDBNiAAAA:8 a=l4fDSgpoRc1iC7w1fSEA:9 a=QEXdDO2ut3YA:10 a=zZCYzV9kfG8A:10 a=dawVfQjAaf238kedN5IG: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=2026-10-19_03,2026-10-14_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 impostorscore=0 bulkscore=0 adultscore=0 clxscore=1015 malwarescore=0 suspectscore=0 spamscore=0 priorityscore=1501 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2610080000 definitions=main-2610190036 On 10/19/26 8:58 AM, Jie Gan wrote: > The etm0-etm3 nodes are declared with "arm,coresight-etm4x-sysreg" > but do not implement self-hosted system-register trace access on > this SoC: ID_AA64DFR0_EL1.TraceVer reads as 0 on the affected CPUs, > so etm4_init_sysreg_access() correctly reports the access mechanism > as unavailable and the ETMv4 driver fails to probe with -EINVAL. > > The CPU ETMs have a memory-mapped aperture, so switch each node to > the standard "arm,coresight-etm4x", "arm,primecell" compatible with > its MMIO reg range. > > Fixes: eed738c6dd0c ("arm64: dts: qcom: shikra: Add coresight nodes") > Signed-off-by: Jie Gan > --- Reviewed-by: Konrad Dybcio Konrad