From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from esa6.microchip.iphmx.com ([216.71.154.253]) by merlin.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gMq6h-0003C1-Ce for linux-mtd@lists.infradead.org; Wed, 14 Nov 2018 08:01:05 +0000 From: To: , , , , , , , Subject: Re: [RFC] mtd: spi-nor: add support to non-uniform SFDP SPI NOR flash memories Date: Wed, 14 Nov 2018 08:00:44 +0000 Message-ID: References: In-Reply-To: Content-Language: en-US Content-Type: text/plain; charset="utf-8" Content-ID: Content-Transfer-Encoding: base64 MIME-Version: 1.0 List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , SGksIEFsZXhhbmRlciwNCg0KT24gMTEvMTMvMjAxOCAwNjo1OCBQTSwgU3ZlcmRsaW4sIEFsZXhh bmRlciAoTm9raWEgLSBERS9VbG0pIHdyb3RlOg0KPiBIZWxsbyBUdWRvciBhbmQgYWxsLA0KPiAN Cj4gZmlyc3Qgb2YgYWxsLCB0aGFuayB5b3UgZm9yIHlvdXIgd29yayBvbiBTRkRQIHN1cHBvcnQg aW4gTGludXghDQo+IA0KPiBVbmZvcnR1bmF0ZWx5LCBJJ20gZGVidWdnaW5nIGEgcmVncmVzc2lv biBjYXVzZWQgYnkgNTM5MGE4ZGY3NjllYw0KPiAibXRkOiBzcGktbm9yOiBhZGQgc3VwcG9ydCB0 byBub24tdW5pZm9ybSBTRkRQIFNQSSBOT1IgZmxhc2ggbWVtb3JpZXMiDQo+IGluIFtvdXQgb2Yg dHJlZV0gc3VwcG9ydCBmb3IgUzI1RlMxMjhTLg0KPiANCj4gVGhlIGN1bHByaXQgaXMgdGhlIGZv bGxvd2luZyBwYXJ0IG9mIHlvdXIgcGF0Y2g6DQo+IA0KPiAJLyoNCj4gCSAqIEZvciBub24tdW5p Zm9ybSBTUEkgZmxhc2ggbWVtb3J5LCBzZXQgbXRkLT5lcmFzZXNpemUgdG8gdGhlDQo+IAkgKiBt YXhpbXVtIGVyYXNlIHNlY3RvciBzaXplLiBObyBuZWVkIHRvIHNldCBub3ItPmVyYXNlX29wY29k ZS4NCj4gCSAqLw0KPiAJZm9yIChpID0gU05PUl9FUkFTRV9UWVBFX01BWCAtIDE7IGkgPj0gMDsg aS0tKSB7DQo+IAkJaWYgKG1hcC0+ZXJhc2VfdHlwZVtpXS5zaXplKSB7DQo+IAkJCWVyYXNlID0g Jm1hcC0+ZXJhc2VfdHlwZVtpXTsNCj4gCQkJYnJlYWs7DQo+IAkJfQ0KPiAJfQ0KPiANCj4gVGhl IHByb2JsZW0gaW4gb3VyIGNhc2UgaXMsIHdlIGhhdmUgZXhpc3RpbmcgcGFydGl0aW9uaW5nIHdp dGggMTI4ayBwYXJ0aXRpb25zDQo+ICh0aGUgRmxhc2ggaXRzZWxmIHN1cHBvcnRzIDI1NmsgYW5k IDY0ayBlcmFzZXNpemUsIGRlcGVuZGluZyBvbiBjb25maWd1cmF0aW9uKS4NCj4gVGhlIGNoaXAg aXMgY29uZmlndXJlZCBmb3IgNjRrIGVyYXNlc2l6ZSwgbm9uLXVuaWZvcm0gbWFwcGluZy4NCj4g DQo+IFRoZSBtYXBwaW5nIGl0c2VsZiBpcyBiZWluZyBkZXRlY3RlZCBjb3JyZWN0bHksIGJ1dCB3 aGVuIGl0IGNvbWVzIHRvIHRoZSBjb2RlDQo+IHNuaXBwZXQgYWJvdmUsIGl0IHNlbGVjdHMgdGhl IGJpZ2dlc3QgZXJhc2VzaXplIGZyb20gYWxsIHNpemVzIGFkdmVydGlzZWQgaW4NCj4gU0ZEUCwg aW5jbHVkaW5nIDI1NmssIHdoaWNoIGlzIG5vdCBhcHBsaWNhYmxlIHRvIHRoZSBjdXJyZW50IGNv bmZpZ3VyYXRpb24uDQoNClRoZSBmaXggd291bGQgYmUgdG8gc2F2ZSB0aGUgc3VwcG9ydGVkIGVy YXNlIHR5cGVzIHdoZW4gcGFyc2luZyB0aGUgU0ZEUCBTTVBUDQp0YWJsZSBhbmQgdXNlIHRob3Nl IGluc3RlYWQuDQoNCj4gDQo+IEZpbmFsbHkgd2hlbiBtdGQgcmVnaXN0ZXJzIHRoZSBwYXJ0aXRp b25zLCB0aGV5IGFyZSBmb3JjZWQgcmVhZC1vbmx5Og0KPiANCj4gCXBhcnRpdGlvbiAiLi4uIiBk b2Vzbid0IHN0YXJ0IG9uIGFuIGVyYXNlIGJsb2NrIGJvdW5kYXJ5IC0tIGZvcmNlIHJlYWQtb25s eQ0KPiANCj4gU28gdGhpcyBjaGFuZ2UgaXMgbm90IGJhY2t3YXJkcyBjb21wYXRpYmxlIHRvIHRo ZSBleGlzdGluZyBwYXJ0aXRpb25pbmdzLg0KDQpNYXliZSB5b3UgaGF2ZSBhIHBhcnRpdGlvbiB0 aGF0IGlzIG5vdCBkaXZpc2libGUgYnkgMjU2az8NCg0KPiANCj4gSSBjYW5ub3QgY29tZSB3aXRo IHRoZSBqdXN0aWZpY2F0aW9uIGZvciB0aGUgYWJvdmUgZGVjaXNpb24gbXlzZWxmLCBzbw0KPiBJ IGhhdmUgdG8gYXNrIHlvdSBndXlzLCB3aGF0IGlzIHRoZSByZWFzb24gZm9yIHNldHRpbmcgbXRk LT5lcmFzZXNpemUgdG8NCj4gdGhlICptYXhpbXVtKiBlcmFzZSBzZWN0b3Igc2l6ZT8NCg0KIk1h am9yIiBfdmFsaWRfIGVyYXNlIHNlY3RvciBzaXplLiBJdCdzIGFuIEFQSSByZXF1aXJlbWVudCBk ZXNjcmliZWQgYXQgdGhlDQptdGRfaW5mbyBzdHJ1Y3QgZGVmaW5pdGlvbi4gSSBndWVzcyBpdCdz IGZvciBwZXJmb3JtYW5jZSByZWFzb25zLiBZb3Ugd291bGQgbGlrZQ0KdG8gdXNlIHRoZSBiaWdn ZXN0IHZhbGlkIGVyYXNlIGNvbW1hbmRzIGluc3RlYWQgb2YgbXVsdGlwbGUgc21hbGxlci4gQWxz bywgb25lDQptaWdodCByZXF1aXJlIHRoZSBlcmFzZSBzdGFydGluZyBhZGRyZXNzIHRvIGJlIGFs aWduZWQgd2l0aCBtYWpvciBlcmFzZSBzaXplLA0KZm9yIHBlcmZvcm1hbmNlIHJlYXNvbnMgYXMg d2VsbC4NCg0KQ2hlZXJzLA0KdGENCg0KPiANCj4gSSdkIGFwcHJlY2lhdGUgYW55IGlkZWFzIG9u IHRoZSBhYm92ZSwgbWF5YmUgSSBjYW4gY29udmVydCB0aGVtIHRvIGEgcGF0Y2guDQo+IA0KPiBP ciBzaG91bGQgbXRkcGFydC5jIGJlIHVwZGF0ZWQgdG8gaGFuZGxlIG5vbi11bmlmb3JtIGVyYXNl IHJlZ2lvbnM/DQo+IEJ1dCB0aGV5IHNlZW0gdG8gYmUgc3BpLW5vci5jLXNwZWNpZmljIGN1cnJl bnRseS4uLg0KPiANCg==