From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Ardelean, Alexandru" Subject: Re: [PATCH 1/4][V2] drivers: spi: core: Add optional delay between cs_change transfers Date: Thu, 18 Jul 2019 13:36:54 +0000 Message-ID: <3b5c33bb4f3ed4bb73304f1034184a683107ea55.camel@analog.com> References: <20190717115109.15168-1-alexandru.ardelean@analog.com> <20190717115109.15168-2-alexandru.ardelean@analog.com> <20190718125008.GD5761@sirena.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20190718125008.GD5761@sirena.org.uk> Content-Language: en-US Content-ID: <8A96C2C30BB4DB49BA8C6F2B476A331A@analog.com> Sender: linux-kernel-owner@vger.kernel.org To: "broonie@kernel.org" Cc: "linux-spi@vger.kernel.org" , "linux-iio@vger.kernel.org" , "mark.rutland@arm.com" , "devicetree@vger.kernel.org" , "jic23@kernel.org" , "linux-kernel@vger.kernel.org" , "Hennerich, Michael" , "robh+dt@kernel.org" List-Id: devicetree@vger.kernel.org T24gVGh1LCAyMDE5LTA3LTE4IGF0IDEzOjUwICswMTAwLCBNYXJrIEJyb3duIHdyb3RlOg0KPiBP biBXZWQsIEp1bCAxNywgMjAxOSBhdCAwMjo1MTowNlBNICswMzAwLCBBbGV4YW5kcnUgQXJkZWxl YW4gd3JvdGU6DQo+ID4gU29tZSBkZXZpY2VzIGxpa2UgdGhlIEFESVMxNjQ2MCBJTVUgcmVxdWly ZSBhIHN0YWxsIHBlcmlvZCBiZXR3ZWVuDQo+ID4gdHJhbnNmZXJzLCBpLmUuIGJldHdlZW4gd2hl biB0aGUgQ1MgaXMgZGUtYXNzZXJ0ZWQgYW5kIHJlLWFzc2VydGVkLiBUaGUNCj4gPiBkZWZhdWx0 IHZhbHVlIG9mIDEwdXMgaXMgbm90IGVub3VnaC4gVGhpcyBjaGFuZ2UgbWFrZXMgdGhlIGRlbGF5 DQo+ID4gY29uZmlndXJhYmxlIGZvciB3aGVuIHRoZSBuZXh0IENTIGNoYW5nZSBnb2VzIGFjdGl2 ZS4NCj4gDQo+IFRvIHJlcGVhdCBteSBwcmV2aW91cyBmZWVkYmFjazoNCj4gDQo+ID4gVGhpcyBs b29rcyBsaWtlIGNzX2NoYW5nZV9kZWxheS4NCg0KQWNrLg0KV2lsbCB1c2UgYGNzX2NoYW5nZV9k ZWxheWAuDQpJIGhhdmUgbm8gc3Ryb25nIHByZWZlcmVuY2UgcmVnYXJkaW5nIHRoZSBuYW1lLg0K DQo+IA0KPiBQbGVhc2UgdXNlIHN1YmplY3QgbGluZXMgbWF0Y2hpbmcgdGhlIHN0eWxlIGZvciB0 aGUgc3Vic3lzdGVtLiAgVGhpcw0KPiBtYWtlcyBpdCBlYXNpZXIgZm9yIHBlb3BsZSB0byBpZGVu dGlmeSByZWxldmFudCBwYXRjaGVzLg0KDQpBY2suDQpXaWxsIGxvb2sgZm9yIFNQSSBzdWJzeXN0 ZW0gc3BlY2lmaWMgc3ViamVjdCBsaW5lcyBhbmQgdXNlIHRoZW0uDQoNCj4gDQo+IFBsZWFzZSBk b24ndCBpZ25vcmUgcmV2aWV3IGNvbW1lbnRzLCBwZW9wbGUgYXJlIGdlbmVyYWxseSBtYWtpbmcg dGhlbQ0KPiBmb3IgYSByZWFzb24gYW5kIGFyZSBsaWtlbHkgdG8gaGF2ZSB0aGUgc2FtZSBjb25j ZXJucyBpZiBpc3N1ZXMgcmVtYWluDQo+IHVuYWRkcmVzc2VkLiAgSGF2aW5nIHRvIHJlcGVhdCB0 aGUgc2FtZSBjb21tZW50cyBjYW4gZ2V0IHJlcGV0aXRpdmUgYW5kDQo+IG1ha2UgcGVvcGxlIHF1 ZXN0aW9uIHRoZSB2YWx1ZSBvZiB0aW1lIHNwZW50IHJldmlld2luZy4gIElmIHlvdSBkaXNhZ3Jl ZQ0KPiB3aXRoIHRoZSByZXZpZXcgY29tbWVudHMgdGhhdCdzIGZpbmUgYnV0IHlvdSBuZWVkIHRv IHJlcGx5IGFuZCBkaXNjdXNzDQo+IHlvdXIgY29uY2VybnMgc28gdGhhdCB0aGUgcmV2aWV3ZXIg Y2FuIHVuZGVyc3RhbmQgeW91ciBkZWNpc2lvbnMuDQoNClsgdGhlIGZvbGxvd2luZyBwYXJ0IHNo b3VsZCBub3QgYmUgY29uc2lkZXJlZCBpbiBhIGRpc3Jlc3BlY3RmdWwgdG9uZSA7IHRoZSBpbnRl bnQgaXMgbm93aGVyZSBuZWFyIHRoYXQsIGJ1dCB0ZXh0LQ0KY29tbXVuaWNhdGlvbiBoYXMgYSBk ZXNpZ24tZmxhdyB3aGVyZSBhIGRpc3Jlc3BlY3RmdWwgdG9uZSBtYXkgYmUgaW50ZXJwcmV0ZWQg W3doZXJlIHRoZXJlIGlzbid0IG9uZV0gXQ0KDQpNeSBpbnRlbnQgd2Fzbid0IHRvIGlnbm9yZSB0 aGUgcmV2aWV3IGNvbW1lbnQuDQpTb3JyeSBpZiBpdCBjYW1lIG91dCBsaWtlIHRoYXQuDQoNCkkg YXNzdW1lZCBhIHBhdGNoIHJlLXNwaW4gd2FzIHByZWZlcnJlZCB2cyBhIHZlcmJhbCBkaXNjdXNz aW9uLg0KU29tZSBwZW9wbGUgcHJlZmVyIHBhdGNoIHJlLXNwaW5zIGFzIGEgYmFzaXMgZm9yIGRp c2N1c3Npb24uDQpWYXJpb3VzIHBlb3BsZSBoYXZlIHZhcmlvdXMgcHJlZmVyZW5jZXMuDQoNCkFs c28sIEkgd2Fzbid0IHN1cmUgaG93IHNvb24gSSdkIGdldCBhIHJlcGx5IGJhY2sgb24gdGhpcywg c2luY2UgdmFyaW91cyBwZW9wbGUvbWFpbnRhaW5lcnMgaGF2ZSB2YXJpb3VzIHJlcGx5LXRpbWVz Lg0KQW5kIEkgYWxzbyBbc29tZXRpbWVzXSBoYXZlIGxvbmdlciByZXBseS1iYWNrLXRpbWVzIFt3 aGljaCBkb2Vzbid0IGhlbHAgZWl0aGVyXS4NCkFuZCBJIHdhc24ndCBzdXJlIGlmIGBjc19jaGFu Z2VfZGVsYXlgIHdhcyBmdWxseSBpbnRlbnRpb25hbC9hZC1saXRlcmFtLCBvciB3aGV0aGVyIGl0 IHdhcyBhIGZlZWRiYWNrIG9mIHRoZSBzb3J0cw0KImFsb25nLXRoZS1saW5lcyBvZiBgY3NfY2hh bmdlX2RlbGF5YCIuDQoNCldoaWxlIGxvb2tpbmcgYXQgYHN0cnVjdCBzcGlfdHJhbnNmZXJgIHRo ZSBvdGhlciAiZGVsYXkiIGZpZWxkcyBzZWVtIHRvIGJlOiBgd29yZF9kZWxheV91c2Vjc2AgJiBg ZGVsYXlfdXNlY3NgLCB3aGljaCBpcw0Kd2h5IEkgYXNzdW1lZCBgY3NfY2hhbmdlX2RlbGF5X3Vz ZWNzYCB3YXMgcHJlZmVycmVkIFt0aG91Z2ggSSB3aWxsIGFkbWl0LCBpdCBpcyBhIGxvbmcgdmFy LW5hbWVdLg0KDQpBbmQgdGhlIGNvbmNsdXNpb24gW2Zyb20gbXkgc2lkZV0gaXM6IG1heWJlIEkg cnVzaGVkIHRoaXMgYSBiaXQgYW5kIG1heWJlIGl0IGFubm95ZWQgeW91Lg0KTm90IG15IGludGVu dGlvbiwgYW5kIGl0J2xsIHRha2UgbWUgYSBiaXQgdG8gYWRqdXN0IHRvIHlvdXIgc3R5bGUuDQoN Ck1vdmluZyBmb3J3YXJkLg0KDQoxLiBJIHdpbGwgdXNlIGBjc19jaGFuZ2VfZGVsYXlgIGFzIGZp ZWxkIG5hbWUgDQoyLiBJIHdpbGwgdXNlIFNQSSBzdWJzeXN0ZW0gc3ViamVjdCBsaW5lOyBJIHdp bGwgYWRtaXQgSSBmb3JnZXQgdGhpcyBzdHVmZiBwZXJpb2RpY2FsbHkNCg0KSXMgdGhlcmUgYW55 dGhpbmcgZWxzZSBJIHNob3VsZCBjb25zaWRlcj8NCk9yIGFueXRoaW5nIGVsc2UgdG8gZGlzY3Vz cz8NCg0KSSdtIG9wZW4gdG8gZWxlbWVudHMgSSBtYXkgaGF2ZSBmb3Jnb3R0ZW4vb21pdHRlZCB1 bmludGVudGlvbmFsbHkuDQoNClRoYW5rcw0KQWxleA0K