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bh=vvms8os0Db8p9kw4wcOWZOZmv0C6Az1ptb21jcBPIYw=; b=sVXHyXLCY5Erp2gsraYrnuT3PAf2FtOWyALYFzrsMWHSduI/Qbm4jiv2pS2AP51cC6CoCD wUZPjze3EKR8422EHxrcBaTQIUZ1y2ujAoPjZtz1wmc06riMjiO3Dguyeh7ogMBdXyZ4pi KqIIB8gjM3ybpnKQkDFdR6BYonC66OCRT2Fx4yZWeaVS/Nn7W5UZ0q1MTWhPdvaXhHO0wN 5IbJu2VjquyHhs6cm/ORpC3yMVF1BUCZ3DOVGOxOrOofL2m9SKR0dvbfwPh2hTqU6t7YeP vR3cA8k7+VpEsKVr63LcSK0TQDjqcaHu0pixvZnAf5sUUPisa6NQWJ2gIxkbng== From: Gregory CLEMENT Date: Fri, 06 Mar 2026 11:23:58 +0100 Subject: [PATCH v2] phy: cadence: Sierra: Do not modify register when getting parent clock MIME-Version: 1.0 Message-Id: <20260306-fix_sierra_get_parent-v2-1-cafe89ee5382@bootlin.com> X-B4-Tracking: v=1; b=H4sIAD2rqmkC/4WNXQrCMBCEr1L22UiTmv745D2klLiu7YImZROKU np3Yy/g4zfMfLNCJGGKcC5WEFo4cvAZzKEAnJwfSfE9M5jS1GVVWvXg9xCZRNwwUhpmJ+ST6rA 9VRaxttRA3s5Cubh7r33miWMK8tlvFv1L/xkXrbRyDeqWOqrRtpdbCOnJ/ojhBf22bV/M/bUfv AAAAA== X-Change-ID: 20260305-fix_sierra_get_parent-9c8435cc65e7 To: Vinod Koul , Neil Armstrong , Aswath Govindraju , Swapnil Jakhade Cc: =?utf-8?q?Th=C3=A9o_Lebrun?= , Thomas Petazzoni , Vladimir Kondratiev , linux-phy@lists.infradead.org, linux-kernel@vger.kernel.org, Gregory CLEMENT X-Mailer: b4 0.14.3 X-Last-TLS-Session-Version: TLSv1.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260306_022412_128510_491B69E9 X-CRM114-Status: GOOD ( 10.09 ) X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org VGhlIGdldF9wYXJlbnQoKSBjYWxsYmFjayBmb3IgdGhlIFBMTF9DTU5MQzEgY2xvY2sgd2FzIGlu Y29ycmVjdGx5CndyaXRpbmcgdG8gdGhlIHJlZ2lzdGVyIHdoaWxlIGRldGVybWluaW5nIHRoZSBw YXJlbnQgY2xvY2sgaW5kZXguIFRoaXMKdW5pbnRlbmRlZCByZWdpc3RlciBhY2Nlc3MgZm9yY2Vz IHRoZSBQSFkgYmFjayBpbnRvIHRyYWluaW5nIG1vZGUuIElmCnRoZSBQSFkgaXMgYWxyZWFkeSBj b25maWd1cmVkLCB0aGlzIHVuZXhwZWN0ZWQgY2hhbmdlIHByZXZlbnRzIGl0IGZyb20KZXhpdGlu ZyB0cmFpbmluZyBtb2RlLgoKUmVtb3ZlIHRoZSByZWdpc3RlciB3cml0ZSBvcGVyYXRpb24gdG8g ZW5zdXJlIHRoZSBQSFkgcmVtYWlucyBzdGFibGUKZHVyaW5nIHRoZSBnZXRfcGFyZW50KCkgY2Fs bGJhY2suCgpGaXhlczogZGEwOGFhYjk0MDA5MiAoInBoeTogY2FkZW5jZTogU2llcnJhOiBGaXgg dG8gZ2V0IGNvcnJlY3QgcGFyZW50IGZvciBtdXggY2xvY2tzIikKU2lnbmVkLW9mZi1ieTogR3Jl Z29yeSBDTEVNRU5UIDxncmVnb3J5LmNsZW1lbnRAYm9vdGxpbi5jb20+Ci0tLQpDaGFuZ2VzIGlu IHYyOgoKLSBSZW1vdmVkIHVudXNlZCB2YXJpYWJsZSBzcG90dGVkIGJ5IHRoZSAwLURBWSBDSSBL ZXJuZWwgVGVzdCBTZXJ2aWNlOgogIGh0dHBzOi8vbG9yZS5rZXJuZWwub3JnL29lLWtidWlsZC1h bGwvMjAyNjAzMDYxMjM1LmhybDI3SnZqLWxrcEBpbnRlbC5jb20vCi0gTGluayB0byB2MTogaHR0 cHM6Ly9sb3JlLmtlcm5lbC5vcmcvci8yMDI2MDMwNS1maXhfc2llcnJhX2dldF9wYXJlbnQtdjEt MS1hN2MxOGU5ZTZjNThAYm9vdGxpbi5jb20KLS0tCiBkcml2ZXJzL3BoeS9jYWRlbmNlL3BoeS1j YWRlbmNlLXNpZXJyYS5jIHwgMTEgKystLS0tLS0tLS0KIDEgZmlsZSBjaGFuZ2VkLCAyIGluc2Vy dGlvbnMoKyksIDkgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9waHkvY2FkZW5j ZS9waHktY2FkZW5jZS1zaWVycmEuYyBiL2RyaXZlcnMvcGh5L2NhZGVuY2UvcGh5LWNhZGVuY2Ut c2llcnJhLmMKaW5kZXggOTJhYjFhMzE2NDZhZS4uZGJlZGE3ZjAxY2JiMiAxMDA2NDQKLS0tIGEv ZHJpdmVycy9waHkvY2FkZW5jZS9waHktY2FkZW5jZS1zaWVycmEuYworKysgYi9kcml2ZXJzL3Bo eS9jYWRlbmNlL3BoeS1jYWRlbmNlLXNpZXJyYS5jCkBAIC02OTgsMjMgKzY5OCwxNiBAQCBzdGF0 aWMgY29uc3Qgc3RydWN0IHBoeV9vcHMgbm9vcF9vcHMgPSB7CiBzdGF0aWMgdTggY2Ruc19zaWVy cmFfcGxsX211eF9nZXRfcGFyZW50KHN0cnVjdCBjbGtfaHcgKmh3KQogewogCXN0cnVjdCBjZG5z X3NpZXJyYV9wbGxfbXV4ICptdXggPSB0b19jZG5zX3NpZXJyYV9wbGxfbXV4KGh3KTsKLQlzdHJ1 Y3QgcmVnbWFwX2ZpZWxkICpwbGxsYzFlbl9maWVsZCA9IG11eC0+cGxsbGMxZW5fZmllbGQ7Ci0J c3RydWN0IHJlZ21hcF9maWVsZCAqdGVybWVuX2ZpZWxkID0gbXV4LT50ZXJtZW5fZmllbGQ7CiAJ c3RydWN0IHJlZ21hcF9maWVsZCAqZmllbGQgPSBtdXgtPnBmZGNsa19zZWxfcHJlZzsKIAl1bnNp Z25lZCBpbnQgdmFsOwogCWludCBpbmRleDsKIAogCXJlZ21hcF9maWVsZF9yZWFkKGZpZWxkLCAm dmFsKTsKIAotCWlmIChzdHJzdHIoY2xrX2h3X2dldF9uYW1lKGh3KSwgY2xrX25hbWVzW0NETlNf U0lFUlJBX1BMTF9DTU5MQzFdKSkgeworCWlmIChzdHJzdHIoY2xrX2h3X2dldF9uYW1lKGh3KSwg Y2xrX25hbWVzW0NETlNfU0lFUlJBX1BMTF9DTU5MQzFdKSkKIAkJaW5kZXggPSBjbGtfbXV4X3Zh bF90b19pbmRleChodywgY2Ruc19zaWVycmFfcGxsX211eF90YWJsZVtDTU5fUExMTEMxXSwgMCwg dmFsKTsKLQkJaWYgKGluZGV4ID09IDEpIHsKLQkJCXJlZ21hcF9maWVsZF93cml0ZShwbGxsYzFl bl9maWVsZCwgMSk7Ci0JCQlyZWdtYXBfZmllbGRfd3JpdGUodGVybWVuX2ZpZWxkLCAxKTsKLQkJ fQotCX0gZWxzZSB7CisJZWxzZQogCQlpbmRleCA9IGNsa19tdXhfdmFsX3RvX2luZGV4KGh3LCBj ZG5zX3NpZXJyYV9wbGxfbXV4X3RhYmxlW0NNTl9QTExMQ10sIDAsIHZhbCk7Ci0JfQogCiAJcmV0 dXJuIGluZGV4OwogfQoKLS0tCmJhc2UtY29tbWl0OiAxMTQzOWM0NjM1ZWRkNjY5YWU0MzVlZWMz MDhmNGFiOGEwODA0ODA4CmNoYW5nZS1pZDogMjAyNjAzMDUtZml4X3NpZXJyYV9nZXRfcGFyZW50 LTljODQzNWNjNjVlNwoKQmVzdCByZWdhcmRzLAotLSAKR3LDqWdvcnkgQ0xFTUVOVCwgQm9vdGxp bgpFbWJlZGRlZCBMaW51eCBhbmQgS2VybmVsIGVuZ2luZWVyaW5nCmh0dHBzOi8vYm9vdGxpbi5j b20KCgotLSAKbGludXgtcGh5IG1haWxpbmcgbGlzdApsaW51eC1waHlAbGlzdHMuaW5mcmFkZWFk Lm9yZwpodHRwczovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1w aHkK