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Wed, 26 Aug 2026 02:57:34 -0700 (PDT) Message-ID: <2800152c-25e0-401f-950c-15942c4f9a04@linux.com> Date: Wed, 26 Aug 2026 10:57:33 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [RFC] clk: meson: t7: Intermittent boot instability and memory corruption on VIM4 To: Neil Armstrong , Jerome Brunet , Michael Turquette , Stephen Boyd , Kevin Hilman , Jian Hu Cc: Brian Masney , Martin Blumenstingl , linux-amlogic@lists.infradead.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org References: <3930906f-783b-4d72-9260-ba25cc8081cb@linux.com> <048697c8-8331-42aa-accf-d114774ac5fd@linaro.org> Content-Language: en-US From: Lucas Tanure In-Reply-To: <048697c8-8331-42aa-accf-d114774ac5fd@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260826_025737_706332_D0FB7CF5 X-CRM114-Status: GOOD ( 18.19 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org T24gMjYvMDgvMjAyNiAxMDowMiwgTmVpbCBBcm1zdHJvbmcgd3JvdGU6Cj4gT24gOC8yMy8yNiAx Nzo0MCwgTHVjYXMgVGFudXJlIHdyb3RlOgo+PiBIaSwKPj4KPj4gV2hpbGUgdGVzdGluZyBtYWlu bGluZSBMaW51eCBvbiB0aGUgS2hhZGFzIFZJTTQgKEFtbG9naWMgQTMxMUQyIC8gVDcpLCAKPj4g SSBhbSBoaXR0aW5nIGludGVybWl0dGVudCBzeXN0ZW0gaW5zdGFiaWxpdHksIHN0b3JhZ2UgbG9z cywgYW5kIG1lbW9yeSAKPj4gY29ycnVwdGlvbiBkdXJpbmcgYm9vdCwgdW5sZXNzIEkgYXBwZW5k IGNsa19pZ25vcmVfdW51c2VkIHRvIHRoZSAKPj4ga2VybmVsIGNvbW1hbmQgbGluZS4KPj4KPj4g QmVjYXVzZSB0aGUgZmFpbHVyZSBpcyBpbnRlcm1pdHRlbnQsIEkgYW0gcnVubmluZyAxMDAtcmVi b290IHRlc3QgCj4+IGNhbXBhaWducyB0byBiaXNlY3QgdGhlIHJlbWFpbmluZyBjbG9ja3MgYW5k IGlzb2xhdGUgd2hpY2ggY2xvY2tzIGFyZSAKPj4gY3JpdGljYWwgYW5kIGNhbm5vdCBiZSBzYWZl bHkgZGlzYWJsZWQuCj4+Cj4+IEFzIHRlc3RpbmcgdGFrZXMgc2lnbmlmaWNhbnQgdGltZSBvdmVy IHNlcmlhbCBjb25zb2xlLCBJIHdhbnRlZCB0byAKPj4gY2hlY2sgaWYgQW1sb2dpYyBvciB0aGUg bWFpbnRhaW5lcnMgY291bGQgc2hlZCBsaWdodCBvbiB0aGlzOgo+Pgo+PiBBcmUgdGhlcmUgc3Bl Y2lmaWMgVDcgY2xvY2tzIG9yIGhhcmR3YXJlIGRvbWFpbnMgdGhhdCBtdXN0IHJlbWFpbiAKPj4g Y3JpdGljYWwvcHJvdGVjdGVkIGV2ZW4gd2l0aG91dCBhbiBleHBsaWNpdCBpbi1rZXJuZWwgY29u c3VtZXI/Cj4+Cj4+IEN1cnJlbnQgY2xvY2tzIGJlaW5nIGRpc2FibGVkIHRoYXQgZG9uJ3Qga2ls bCB0aGUgYm9hcmQgb24gYSB0ZXN0IHJ1bjoKPj4KPj4gW8KgwqDCoCAwLjM4MDMxM10gY2xrOiBE aXNhYmxpbmcgdW51c2VkIGNsb2Nrcwo+PiBbwqDCoMKgIDAuMzgwNDEzXSBjbGs6IERpc2FibGVk IHVudXNlZCBjbG9jazogcnRjX2R1YWxkaXYKPj4gW8KgwqDCoCAwLjM4MDcxOF0gY2xrOiBEaXNh YmxlZCB1bnVzZWQgY2xvY2s6IHJ0Y19kdWFuZGl2X2luCj4gCj4gVGhvc2UgY291bGQgYmUgdXNl ZCBieSBsb3cgcG93ZXIgc3R1ZmYgYXN3ZWxsLCBub3Qgb25seSBSVEMKPiAKPj4gW8KgwqDCoCAw LjM4MTM3N10gY2xrOiBVbnByZXBhcmVkIHVudXNlZCBjbG9jazogYTczX2RpdjE2Cj4+IFvCoMKg wqAgMC4zODE5NzJdIGNsazogVW5wcmVwYXJlZCB1bnVzZWQgY2xvY2s6IGNwdV9kaXYxNgo+IAo+ IFRob3NlIHNob3VsZCBwcm9iYWJseSBiZSBsZWZ0IGVuYWJsZWQgaWYgdGhleSdyZSB1c2VkIGJ5 IHRoZSBEVkZTIGNvZGUKPiAKPj4gW8KgwqDCoCAwLjM4MjYwNV0gY2xrOiBVbnByZXBhcmVkIHVu dXNlZCBjbG9jazogZjUwbQo+PiBbwqDCoMKgIDAuMzgzMTc0XSBjbGs6IFVucHJlcGFyZWQgdW51 c2VkIGNsb2NrOiBmaXhlZF9wbGxfZGNvCj4+IFvCoMKgwqAgMC4zODM3ODZdIGNsazogVW5wcmVw YXJlZCB1bnVzZWQgY2xvY2s6IGhkbWlfcGxsX29zYwo+PiBbwqDCoMKgIDAuMzg0NDE2XSBjbGs6 IFVucHJlcGFyZWQgdW51c2VkIGNsb2NrOiBzeXMxX3BsbF9vc2MKPj4gW8KgwqDCoCAwLjM4NTA1 Nl0gY2xrOiBVbnByZXBhcmVkIHVudXNlZCBjbG9jazogZWFyY19vc2MKPj4gW8KgwqDCoCAwLjM4 NTY1Ml0gY2xrOiBVbnByZXBhcmVkIHVudXNlZCBjbG9jazogcGNpZV9yZWZjbGtfb3NjCj4+IFvC oMKgwqAgMC4zODYzMjNdIGNsazogVW5wcmVwYXJlZCB1bnVzZWQgY2xvY2s6IGV0aF9wbGxfb3Nj Cj4+IFvCoMKgwqAgMC4zODY5NjFdIGNsazogVW5wcmVwYXJlZCB1bnVzZWQgY2xvY2s6IHBjaWVf b3NjCj4+IFvCoMKgwqAgMC4zODc1NDhdIGNsazogVW5wcmVwYXJlZCB1bnVzZWQgY2xvY2s6IG1j bGtfcGxsX29zYwo+PiBbwqDCoMKgIDAuMzg4MTg3XSBjbGs6IFVucHJlcGFyZWQgdW51c2VkIGNs b2NrOiB1c2JfcGxsMV9vc2MKPj4gW8KgwqDCoCAwLjM4ODgyNl0gY2xrOiBVbnByZXBhcmVkIHVu dXNlZCBjbG9jazogdXNiX3BsbDBfb3NjCj4+IFvCoMKgwqAgMC4zODk0NjVdIGNsazogVW5wcmVw YXJlZCB1bnVzZWQgY2xvY2s6IHRjb25fcGxsX29zYwo+PiBbwqDCoMKgIDAuMzkwMTA1XSBjbGs6 IFVucHJlcGFyZWQgdW51c2VkIGNsb2NrOiB0b3BfcGxsX29zYwo+PiBbwqDCoMKgIDAuMzkwNzM4 XSBjbGs6IFVucHJlcGFyZWQgdW51c2VkIGNsb2NrOiBhdWRfcGxsX29zYwo+PiBbwqDCoMKgIDAu MzkxMzYxXSBjbGs6IFVucHJlcGFyZWQgdW51c2VkIGNsb2NrOiBkZHJfcGxsX29zYwo+Pgo+PiBJ IGFtIG5vdCBmb3JjaW5nIGFueSBjbG9jayB0byBiZSBkaXNhYmxlZDsgSSBhbSBmb3JjaW5nIGFs bCBjbG9ja3MgdG8gCj4+IHN0YXkgb24gYW5kIGxldHRpbmcgdGhlbSBiZSBkaXNhYmxlZCBpZiB1 bnVzZWQgb25lIGJ5IG9uZS4KPj4KPj4gQW55IGd1aWRhbmNlIG9yIGhpbnRzIG9uIHJlcXVpcmVk IHBsYXRmb3JtIGNsb2NrcyB3b3VsZCBiZSBncmVhdGx5IAo+PiBhcHByZWNpYXRlZC4KPiAKPiBJ dCdzIGhhcmQgdG8gc2F5LCB0aGlzIGlzIGRlcGVuZGVudCBvbiBlYWNoIGZhbWlseSwgQW1sb2dp YyBzaG91bGQgYmUgCj4gYWJsZSB0byBoZWxwIGhlcmUuClllcywgQW1sb2dpYywgcGxlYXNlIGhl bHAuPgo+IFlvdSBsaXN0IHNvbWUgY2xvY2tzLCBidXQgSSBkb24ndCB1bmRlcnN0YW5kIHlvdSBz YXkgdGhhdCBpdCdzIHN0YWJsZSAKPiBvbmx5IGlmIHlvdSBoYXZlIGNsa19pZ25vcmVfdW51c2Vk LCBzbyBob3cgZGlkIHlvdSBnZXQgdGhpcyBjbG9jayBsaXN0ID8KSSBnb3QgdGhpcyBsaXN0IHdo ZW4gSSBhZGQgbG9ncyB0byB0aGUgY2xvY2sgZnJhbWV3b3JrIGFuZCBydW4gd2l0aG91dCAKY2xr X2lnbm9yZV91bnVzZWQuCj4gCj4gTmVpbAo+IAo+Pgo+PiBUaGFua3MsCj4+IEx1Y2FzIFRhbnVy ZQo+IAoKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmxp bnV4LWFtbG9naWMgbWFpbGluZyBsaXN0CmxpbnV4LWFtbG9naWNAbGlzdHMuaW5mcmFkZWFkLm9y ZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LWFtbG9n aWMK