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Fri, 5 Jun 2020 16:59:42 +0800 Message-ID: <1591347582.21704.9.camel@mtkswgap22> Subject: Re: Security Random Number Generator support From: Neal Liu To: Russell King - ARM Linux admin CC: Marc Zyngier , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , Julius Werner , Herbert Xu , "Arnd Bergmann" , Greg Kroah-Hartman , Sean Wang , "linux-mediatek@lists.infradead.org" , lkml , wsd_upstream , Rob Herring , Linux Crypto Mailing List , Matt Mackall , Matthias Brugger , Crystal Guo =?UTF-8?Q?=28=E9=83=AD=E6=99=B6=29?= , "Ard Biesheuvel" , Linux ARM Date: Fri, 5 Jun 2020 16:59:42 +0800 In-Reply-To: <20200605080905.GF1551@shell.armlinux.org.uk> References: <1591085678-22764-1-git-send-email-neal.liu@mediatek.com> <85dfc0142d3879d50c0ba18bcc71e199@misterjones.org> <1591169342.4878.9.camel@mtkswgap22> <20200603093416.GY1551@shell.armlinux.org.uk> <1591341543.19510.4.camel@mtkswgap22> <20200605080905.GF1551@shell.armlinux.org.uk> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.2.3-0ubuntu6 MIME-Version: 1.0 X-TM-SNTS-SMTP: 877F0A62BB37F3A937A5DF7C63E4C12D4C5FEB8F623D563618F2A16D037472AE2000:8 X-MTK: N Content-Transfer-Encoding: base64 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org T24gRnJpLCAyMDIwLTA2LTA1IGF0IDA5OjA5ICswMTAwLCBSdXNzZWxsIEtpbmcgLSBBUk0gTGlu dXggYWRtaW4gd3JvdGU6DQo+IE9uIEZyaSwgSnVuIDA1LCAyMDIwIGF0IDAzOjE5OjAzUE0gKzA4 MDAsIE5lYWwgTGl1IHdyb3RlOg0KPiA+IE9uIFdlZCwgMjAyMC0wNi0wMyBhdCAxNzozNCArMDgw MCwgUnVzc2VsbCBLaW5nIC0gQVJNIExpbnV4IGFkbWluIHdyb3RlOg0KPiA+ID4gVGhpcyBraW5k IG9mIHRoaW5nIGlzIHNvbWV0aGluZyB0aGF0IEFSTSBoYXZlIHNlZW1zIHRvIHNoeSBhd2F5IGZy b20NCj4gPiA+IGRvaW5nIC0gaXQncyBhIHBvaW50IEkgYnJvdWdodCB1cCBtYW55IHllYXJzIGFn byB3aGVuIHRoZSB3aG9sZQ0KPiA+ID4gdHJ1c3R6b25lIHRoaW5nIGZpcnN0IGFwcGVhcmVkIHdp dGggaXRzIFNNQyBjYWxsLiAgVGhvc2UgYXJvdW5kIHRoZQ0KPiA+ID4gY29uZmVyZW5jZSB0YWJs ZSB3ZXJlIG5vdCBpbnRlcmVzdGVkIC0gQVJNIHNlZW1lZCB0byBwcmVmZXIgZXZlcnkNCj4gPiA+ IHZlbmRvciB0byBkbyBvZmYgYW5kIGRvIHRoZWlyIG93biB0aGluZyB3aXRoIHRoZSBTTUMgaW50 ZXJmYWNlLg0KPiA+IA0KPiA+IERvZXMgdGhhdCBtZWFuIGl0IG1ha2Ugc2Vuc2UgdG8gbW9kZWwg YSBzZWMtcm5nIGRyaXZlciwgYW5kIGdldCBlYWNoDQo+ID4gdmVuZG9yJ3MgU01DIGZ1bmN0aW9u IGlkIGJ5IERUIG5vZGU/DQo+IA0KPiBfSWZfIHZlbmRvcnMgaGF2ZSBhbHJlYWR5IGdvbmUgb2Zm IGFuZCBkZWNpZGVkIHRvIHVzZSBkaWZmZXJlbnQgU01DDQo+IGZ1bmN0aW9uIElEcyBmb3IgdGhp cywgd2hpbGUga2VlcGluZyB0aGUgcmVzdCBvZiB0aGUgU01DIGludGVyZmFjZQ0KPiB0aGUgc2Ft ZSwgdGhlbiB0aGUgY2hvaWNlIGhhcyBhbHJlYWR5IGJlZW4gbWFkZS4NCj4gDQo+IEkga25vdyBv biAzMi1iaXQgdGhhdCBzb21lIG9mIHRoZSBzZWN1cmUgd29ybGQgaW1wbGVtZW50YXRpb25zIGNh bid0DQo+IGJlIGNoYW5nZWQ7IHRoZXkncmUgYnVybnQgaW50byB0aGUgUk9NLiBJIGJlbGlldmUg b24gNjQtYml0IHRoYXQgaXNuJ3QNCj4gdGhlIGNhc2UsIHdoaWNoIG1ha2VzIGl0IGVhc2llciB0 byBzdGFuZGFyZGlzZS4NCj4gDQo+IERvIHlvdSBoYXZlIHZpc2liaWxpdHkgb2YgaG93IHRoaXMg U01DIGlzIGltcGxlbWVudGVkIGluIHRoZSBzZWN1cmUNCj4gc2lkZT8gIElzIGl0IGluIEFURiwg YW5kIGlzIGl0IGRvbmUgYXMgYSB2ZW5kb3IgaGFjayBvciBpcyB0aGVyZSBhbg0KPiBlbGVtZW50 IG9mIGdlbmVyaWMgaW1wbGVtZW50YXRpb24gdG8gaXQ/ICBIYXMgaXQgYmVlbiBzdWJtaXR0ZWQN Cj4gdXBzdHJlYW0gdG8gdGhlIG1haW4gQVRGIHJlcG9zaXRvcnk/DQo+IA0KDQpUYWtlIE1lZGlh VGVrIGFzIGFuIGV4YW1wbGUsIHNvbWUgU29DcyBhcmUgaW1wbGVtZW50ZWQgaW4gQVRGLCBzb21l IG9mDQp0aGVtIGFyZSBpbXBsZW1lbnRlZCBpbiBURUUuIFdlIGhhdmUgbm8gcGxhbiB0byBtYWtl IGdlbmVyaWMNCmltcGxlbWVudGF0aW9uIGluICJzZWN1cmUgd29ybGQiLg0KDQpEdWUgdG8gdGhl cmUgbXVzdCBoYXZlIGRpZmZlcmVudCBpbXBsZW1lbnRhdGlvbiBpbiBzZWN1cmUgd29ybGQgZm9y DQp2ZW5kb3JzLCB3ZSBwbGFuIHRvIHByb3ZpZGUgYSBnZW5lcmljIFNNQyBpbnRlcmZhY2UgaW4g c2VjdXJlIHJuZyBrZXJuZWwNCmRyaXZlciBmb3IgbW9yZSBmbGV4aWJpbGl0eS4NCg0KVmVuZG9y cyBjYW4gZGVjaWRlIHdoaWNoICJzZWN1cmUgd29ybGQiIHRoZXkgd2FudCAoSFlQL0FURi9URUUp IGJ5DQpkaWZmZXJlbnQgc21jL2h2YyBhbmQgZGlmZmVyZW50IFNNQyBmdW5jdGlvbiBJRHMgaW4g RFQgbm9kZS4NCg==