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Wed, 27 May 2020 17:03:13 +0800 Message-ID: <1590570089.8804.453.camel@mhfsdcap03> Subject: Re: [V6, 2/2] media: i2c: dw9768: Add DW9768 VCM driver From: Dongchun Zhu To: Tomasz Figa CC: Linus Walleij , Bartosz Golaszewski , Mauro Carvalho Chehab , Andy Shevchenko , Rob Herring , Mark Rutland , Sakari Ailus , Nicolas Boichat , Matthias Brugger , Cao Bing Bu , srv_heupstream , "moderated list:ARM/Mediatek SoC support" , "list@263.net:IOMMU DRIVERS , Joerg Roedel ," , Sj Huang , Linux Media Mailing List , linux-devicetree , Louis Kuo , "Shengnan Wang =?UTF-8?Q?=28=E7=8E=8B=E5=9C=A3=E7=94=B7=29?=" , Date: Wed, 27 May 2020 17:01:29 +0800 In-Reply-To: References: <20200518132731.20855-1-dongchun.zhu@mediatek.com> <20200518132731.20855-3-dongchun.zhu@mediatek.com> <20200521195113.GC14214@chromium.org> <1590139561.8804.390.camel@mhfsdcap03> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.10.4-0ubuntu2 MIME-Version: 1.0 X-TM-SNTS-SMTP: C6DAD625A2A8FEE655D867D0563F7BB4655DD51B1E8845A1432CFAC0ED8261322000:8 X-MTK: N Content-Transfer-Encoding: base64 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org SGkgVG9tYXN6LA0KDQpPbiBNb24sIDIwMjAtMDUtMjUgYXQgMTM6NDUgKzAyMDAsIFRvbWFzeiBG aWdhIHdyb3RlOg0KPiBPbiBGcmksIE1heSAyMiwgMjAyMCBhdCAxMToyNyBBTSBEb25nY2h1biBa aHUgPGRvbmdjaHVuLnpodUBtZWRpYXRlay5jb20+IHdyb3RlOg0KPiA+DQo+ID4gSGkgVG9tYXN6 LA0KPiA+DQo+ID4gVGhhbmtzIGZvciB0aGUgcmV2aWV3LiBNeSByZXBsaWVzIGFyZSBhcyBiZWxv dy4NCj4gPg0KPiA+IE9uIFRodSwgMjAyMC0wNS0yMSBhdCAxOTo1MSArMDAwMCwgVG9tYXN6IEZp Z2Egd3JvdGU6DQo+ID4gPiBIaSBEb25nY2h1biwgU2FrYXJpLA0KPiA+ID4NCj4gPiA+IE9uIE1v biwgTWF5IDE4LCAyMDIwIGF0IDA5OjI3OjMxUE0gKzA4MDAsIERvbmdjaHVuIFpodSB3cm90ZToN Cj4gW3NuaXBdDQo+ID4gPiA+ICsgICBwbV9ydW50aW1lX2VuYWJsZShkZXYpOw0KPiA+ID4gPiAr ICAgaWYgKCFwbV9ydW50aW1lX2VuYWJsZWQoZGV2KSkgew0KPiA+ID4gPiArICAgICAgICAgICBy ZXQgPSBkdzk3NjhfcnVudGltZV9yZXN1bWUoZGV2KTsNCj4gPiA+ID4gKyAgICAgICAgICAgaWYg KHJldCA8IDApIHsNCj4gPiA+ID4gKyAgICAgICAgICAgICAgICAgICBkZXZfZXJyKGRldiwgImZh aWxlZCB0byBwb3dlciBvbjogJWRcbiIsIHJldCk7DQo+ID4gPiA+ICsgICAgICAgICAgICAgICAg ICAgZ290byBlbnRpdHlfY2xlYW51cDsNCj4gPiA+ID4gKyAgICAgICAgICAgfQ0KPiA+ID4gPiAr ICAgfQ0KPiA+ID4gPiArDQo+ID4gPiA+ICsgICByZXQgPSB2NGwyX2FzeW5jX3JlZ2lzdGVyX3N1 YmRldigmZHc5NzY4LT5zZCk7DQo+ID4gPiA+ICsgICBpZiAocmV0IDwgMCkNCj4gPiA+ID4gKyAg ICAgICAgICAgZ290byBlbnRpdHlfY2xlYW51cDsNCj4gPiA+ID4gKw0KPiA+ID4gPiArICAgcmV0 dXJuIDA7DQo+ID4gPiA+ICsNCj4gPiA+ID4gK2VudGl0eV9jbGVhbnVwOg0KPiA+ID4NCj4gPiA+ IE5lZWQgdG8gcG93ZXIgb2ZmIGlmIHRoZSBjb2RlIGFib3ZlIHBvd2VyZWQgb24uDQo+ID4gPg0K PiA+DQo+ID4gVGhhbmtzIGZvciB0aGUgcmVtaW5kZXIuDQo+ID4gSWYgdGhlcmUgaXMgc29tZXRo aW5nIHdyb25nIHdpdGggcnVudGltZSBQTSwgYWN0dWF0b3IgaXMgdG8gYmUgcG93ZXJlZA0KPiA+ IG9uIHZpYSBkdzk3NjhfcnVudGltZV9yZXN1bWUoKSBBUEkuDQo+ID4gV2hlbiBhY3R1YXRvciBz dWItZGV2aWNlIGlzIHBvd2VyZWQgb24gY29tcGxldGVseSBhbmQgYXN5bmMgcmVnaXN0ZXJlZA0K PiA+IHN1Y2Nlc3NmdWxseSwgd2Ugc2hhbGwgcG93ZXIgb2ZmIGl0IGFmdGVyd2FyZHMuDQo+ID4N Cj4gDQo+IFRoZSBjb2RlIGFib3ZlIGNhbGxzIGR3OTc2OF9ydW50aW1lX3Jlc3VtZSgpIGlmDQo+ ICFwbV9ydW50aW1lX2VuYWJsZWQoZGV2KSwgYnV0IHRoZSBjbGVhbi11cCBjb2RlIGJlbG93IHRo ZQ0KPiBlbnRpdHlfY2xlYW51cCBsYWJlbCBkb2Vzbid0IGhhdmUgdGhlIGNvcnJlc3BvbmRpbmcN Cj4gZHc5NzY4X3J1bnRpbWVfc3VzcGVuZCgpIGNhbGwuDQo+IA0KDQpEaWQgeW91IG1lYW4gdGhl ICdlbnRpdHlfY2xlYW51cCcgYWZ0ZXIgdjRsMl9hc3luY19yZWdpc3Rlcl9zdWJkZXYoKT8NCkFj dHVhbGx5IEkgbWFkZSBzb21lIGNoYW5nZXMgZm9yIE9WMDJBIFY5LCBhY2NvcmRpbmcgdG8gdGhp cyBjb21tZW50Lg0KQ291bGQgeW91IGhlbHAgcmV2aWV3IHRoYXQgY2hhbmdlPyBUaGFua3MuDQoN Cj4gQmVzdCByZWdhcmRzLA0KPiBUb21hc3oNCg0K