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Fri, 18 Jan 2019 17:47:33 +0800 Message-ID: <1547804853.8124.9.camel@mtkswgap22> Subject: Re: [PATCH v1 1/5] pwm: mediatek: add a property "mediatek,num-pwms" From: Ryder Lee To: Uwe =?ISO-8859-1?Q?Kleine-K=F6nig?= Date: Fri, 18 Jan 2019 17:47:33 +0800 In-Reply-To: <20190118080552.ppwgxboh3gt3nasv@pengutronix.de> References: <20190118080552.ppwgxboh3gt3nasv@pengutronix.de> X-Mailer: Evolution 3.2.3-0ubuntu6 MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190118_014740_219499_C4A0AAA2 X-CRM114-Status: GOOD ( 20.75 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-pwm@vger.kernel.org, devicetree@vger.kernel.org, Sean Wang , Weijie Gao , linux-kernel@vger.kernel.org, Thierry Reding , linux-mediatek@lists.infradead.org, Matthias Brugger , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gRnJpLCAyMDE5LTAxLTE4IGF0IDA5OjA1ICswMTAwLCBVd2UgS2xlaW5lLUvDtm5pZyB3cm90 ZToKPiBIZWxsbywKPiAKPiBqdXN0IHJlYWxpemVkIGFub3RoZXIgaXNzdWUgd2hpbGUgbG9va2lu ZyB1cCBhIGRyaXZlciBkZXRhaWwgLi4uCj4gCj4gT24gRnJpLCBKYW4gMTgsIDIwMTkgYXQgMTE6 MjQ6NDFBTSArMDgwMCwgUnlkZXIgTGVlIHdyb3RlOgo+ID4gVGhpcyBhZGRzIGEgcHJvcGVydHkg Im1lZGlhdGVrLG51bS1wd21zIiB0byBhdm9pZCBoYXZpbmcgYW4gZW5kbGVzcwo+ID4gbGlzdCBv ZiBjb21wYXRpYmxlcyB3aXRoIG5vIGRpZmZlcmVuY2VzIGZvciB0aGUgc2FtZSBkcml2ZXIuCj4g PiAKPiA+IFRodXMsIHRoZSBkcml2ZXIgc2hvdWxkIGhhdmUgYmFja3dhcmRzIGNvbXBhdGliaWxp dHkgdG8gb2xkZXIgRFRzLgo+ID4gCj4gPiBTaWduZWQtb2ZmLWJ5OiBSeWRlciBMZWUgPHJ5ZGVy LmxlZUBtZWRpYXRlay5jb20+Cj4gPiAtLS0KPiA+IENoYW5nZXMgc2luY2UgdjE6IGFkZCBzb21l IGNoZWNrcyBmb3IgYmFja3dhcmRzIGNvbXBhdGliaWxpdHkuCj4gPiAtLS0KPiA+ICBkcml2ZXJz L3B3bS9wd20tbWVkaWF0ZWsuYyB8IDI3ICsrKysrKysrKysrKysrKysrKy0tLS0tLS0tLQo+ID4g IDEgZmlsZSBjaGFuZ2VkLCAxOCBpbnNlcnRpb25zKCspLCA5IGRlbGV0aW9ucygtKQo+ID4gCj4g PiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9wd20vcHdtLW1lZGlhdGVrLmMgYi9kcml2ZXJzL3B3bS9w d20tbWVkaWF0ZWsuYwo+ID4gaW5kZXggZWI2Njc0Yy4uODFiN2U1ZSAxMDA2NDQKPiA+IC0tLSBh L2RyaXZlcnMvcHdtL3B3bS1tZWRpYXRlay5jCj4gPiArKysgYi9kcml2ZXJzL3B3bS9wd20tbWVk aWF0ZWsuYwo+ID4gQEAgLTU1LDcgKzU1LDcgQEAgZW51bSB7Cj4gPiAgfTsKPiA+ICAKPiA+ICBz dHJ1Y3QgbXRrX3B3bV9wbGF0Zm9ybV9kYXRhIHsKPiA+IC0JdW5zaWduZWQgaW50IG51bV9wd21z Owo+ID4gKwl1bnNpZ25lZCBpbnQgbnVtX3B3bXM7CS8qIGl0IHNob3VsZCBub3QgYmUgdXNlZCBp biB0aGUgZnV0dXJlIFNvQ3MgKi8KPiA+ICAJYm9vbCBwd200NV9maXh1cDsKPiA+ICAJYm9vbCBo YXNfY2xrczsKPiA+ICB9Owo+ID4gQEAgLTIyNiwyNyArMjI2LDM2IEBAIHN0YXRpYyB2b2lkIG10 a19wd21fZGlzYWJsZShzdHJ1Y3QgcHdtX2NoaXAgKmNoaXAsIHN0cnVjdCBwd21fZGV2aWNlICpw d20pCj4gPiAgCj4gPiAgc3RhdGljIGludCBtdGtfcHdtX3Byb2JlKHN0cnVjdCBwbGF0Zm9ybV9k ZXZpY2UgKnBkZXYpCj4gPiAgewo+ID4gLQljb25zdCBzdHJ1Y3QgbXRrX3B3bV9wbGF0Zm9ybV9k YXRhICpkYXRhOwo+ID4gKwlzdHJ1Y3QgZGV2aWNlX25vZGUgKm5wID0gcGRldi0+ZGV2Lm9mX25v ZGU7Cj4gPiAgCXN0cnVjdCBtdGtfcHdtX2NoaXAgKnBjOwo+ID4gIAlzdHJ1Y3QgcmVzb3VyY2Ug KnJlczsKPiA+IC0JdW5zaWduZWQgaW50IGk7Cj4gPiArCXVuc2lnbmVkIGludCBpLCBudW1fcHdt czsKPiA+ICAJaW50IHJldDsKPiA+ICAKPiA+ICAJcGMgPSBkZXZtX2t6YWxsb2MoJnBkZXYtPmRl diwgc2l6ZW9mKCpwYyksIEdGUF9LRVJORUwpOwo+ID4gIAlpZiAoIXBjKQo+ID4gIAkJcmV0dXJu IC1FTk9NRU07Cj4gPiAgCj4gPiAtCWRhdGEgPSBvZl9kZXZpY2VfZ2V0X21hdGNoX2RhdGEoJnBk ZXYtPmRldik7Cj4gPiAtCWlmIChkYXRhID09IE5VTEwpCj4gPiAtCQlyZXR1cm4gLUVJTlZBTDsK PiA+IC0JcGMtPnNvYyA9IGRhdGE7Cj4gPiArCXBjLT5zb2MgPSBvZl9kZXZpY2VfZ2V0X21hdGNo X2RhdGEoJnBkZXYtPmRldik7Cj4gPiAgCj4gPiAgCXJlcyA9IHBsYXRmb3JtX2dldF9yZXNvdXJj ZShwZGV2LCBJT1JFU09VUkNFX01FTSwgMCk7Cj4gPiAgCXBjLT5yZWdzID0gZGV2bV9pb3JlbWFw X3Jlc291cmNlKCZwZGV2LT5kZXYsIHJlcyk7Cj4gPiAgCWlmIChJU19FUlIocGMtPnJlZ3MpKQo+ ID4gIAkJcmV0dXJuIFBUUl9FUlIocGMtPnJlZ3MpOwo+ID4gIAo+ID4gLQlmb3IgKGkgPSAwOyBp IDwgZGF0YS0+bnVtX3B3bXMgKyAyICYmIHBjLT5zb2MtPmhhc19jbGtzOyBpKyspIHsKPiA+ICsJ LyogQ2hlY2sgaWYgd2UgaGF2ZSBzZXQgJ251bS1wd21zJyBpbiBEVHMuICovCj4gPiArCXJldCA9 IG9mX3Byb3BlcnR5X3JlYWRfdTMyKG5wLCAibWVkaWF0ZWssbnVtLXB3bXMiLCAmbnVtX3B3bXMp Owo+ID4gKwlpZiAocmV0IDwgMCkgewo+ID4gKwkJLyogSWYgbm8sIGZhbGxiYWNrIHRvIHVzZSBT b0MgZGF0YSBmb3IgYmFja3dhcmRzIGNvbXBhdGliaWxpdHkuICovCj4gPiArCQlpZiAocGMtPnNv Yy0+bnVtX3B3bXMpIHsKPiA+ICsJCQludW1fcHdtcyA9IHBjLT5zb2MtPm51bV9wd21zOwo+ID4g KwkJfSBlbHNlIHsKPiA+ICsJCQlkZXZfZXJyKCZwZGV2LT5kZXYsICJmYWlsZWQgdG8gZ2V0IHB3 bSBudW1iZXI6ICVkXG4iLCByZXQpOwo+ID4gKwkJCXJldHVybiByZXQ7Cj4gPiArCQl9Cj4gPiAr CX0KPiA+ICsKPiA+ICsJZm9yIChpID0gMDsgaSA8IG51bV9wd21zICsgMiAmJiBwYy0+c29jLT5o YXNfY2xrczsgaSsrKSB7Cj4gPiAgCQlwYy0+Y2xrc1tpXSA9IGRldm1fY2xrX2dldCgmcGRldi0+ ZGV2LCBtdGtfcHdtX2Nsa19uYW1lW2ldKTsKPiAKPiBJZiBhIGR0IGNvbnRhaW5zCj4gCj4gCW1l ZGlhdGVrLG51bS1wd21zID0gPDE3PjsKPiAKPiB5b3UncmUgYWNjZXNzaW5nIHBjLT5jbGtzWzE4 XSB3aGljaCBpcyBhbiBvdXQtb2YtYm91bmRzIGFjY2Vzcywgc28KPiBiZXR0ZXIgY2hlY2sgdGhl IGxpbWl0IG9yIGFsbG9jYXRlIHRoZSBjbGtzIGFycmF5IGR5bmFtaWNhbGx5Lgo+IAoKVGhhbmtz IGZvciB0aGUgcmVtaW5kZXIuIEkgd2lsbCBmaXggaXQgaW4gdjIuCgpSeWRlcgoKCgpfX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpsaW51eC1hcm0ta2VybmVs IG1haWxpbmcgbGlzdApsaW51eC1hcm0ta2VybmVsQGxpc3RzLmluZnJhZGVhZC5vcmcKaHR0cDov L2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1hcm0ta2VybmVsCg==