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27 Apr 2020 23:17:37 -0700 Received: from [10.214.149.60] (vramuthx-mobl1.gar.corp.intel.com [10.214.149.60]) by linux.intel.com (Postfix) with ESMTP id 39A80580B9C; Mon, 27 Apr 2020 23:17:32 -0700 (PDT) Subject: Re: [PATCH v3 2/2] mtd: rawnand: Add NAND controller support on Intel LGM SoC To: Miquel Raynal , Boris Brezillon References: <20200423162113.38055-1-vadivel.muruganx.ramuthevar@linux.intel.com> <20200423162113.38055-3-vadivel.muruganx.ramuthevar@linux.intel.com> <20200424183612.4cfdbb6a@collabora.com> <20200427175127.0518c193@xps13> From: "Ramuthevar, Vadivel MuruganX" Message-ID: Date: Tue, 28 Apr 2020 14:17:30 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: <20200427175127.0518c193@xps13> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200427_231740_900156_634BD185 X-CRM114-Status: GOOD ( 15.16 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: vadivel.muruganx.ramuthevar@linux.intel.com Cc: cheol.yong.kim@intel.com, devicetree@vger.kernel.org, masonccyang@mxic.com.tw, anders.roxell@linaro.org, vigneshr@ti.com, arnd@arndb.de, hauke.mehrtens@intel.com, richard@nod.at, brendanhiggins@google.com, linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org, robh+dt@kernel.org, linux-mtd@lists.infradead.org, tglx@linutronix.de, qi-ming.wu@intel.com, andriy.shevchenko@intel.com Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org SGkgTWlxdWVsLAoKICAgIFRoYW5rIHlvdSB2ZXJ5IG11Y2ggZm9yIHRoZSByZXZpZXcgY29tbWVu dHMgYW5kIHlvdXIgdGltZS4uLgoKT24gMjcvNC8yMDIwIDExOjUxIHBtLCBNaXF1ZWwgUmF5bmFs IHdyb3RlOgo+IEhpIFJhbXV0aGV2YXIsCj4gCj4+PiArc3RhdGljIGludCBlYnVfbmFuZF9wcm9i ZShzdHJ1Y3QgcGxhdGZvcm1fZGV2aWNlICpwZGV2KQo+Pj4gK3sKPj4+ICsJc3RydWN0IGRldmlj ZSAqZGV2ID0gJnBkZXYtPmRldjsKPj4+ICsJc3RydWN0IGVidV9uYW5kX2NvbnRyb2xsZXIgKmVi dV9ob3N0Owo+Pj4gKwlzdHJ1Y3QgbmFuZF9jaGlwICpuYW5kOwo+Pj4gKwlwaHlzX2FkZHJfdCBu YW5kYWRkcl9wYTsKPj4+ICsJc3RydWN0IG10ZF9pbmZvICptdGQ7Cj4+PiArCXN0cnVjdCByZXNv dXJjZSAqcmVzOwo+Pj4gKwlpbnQgcmV0Owo+Pj4gKwl1MzIgY3M7Cj4+PiArCj4+PiArCWVidV9o b3N0ID0gZGV2bV9remFsbG9jKGRldiwgc2l6ZW9mKCplYnVfaG9zdCksIEdGUF9LRVJORUwpOwo+ Pj4gKwlpZiAoIWVidV9ob3N0KQo+Pj4gKwkJcmV0dXJuIC1FTk9NRU07Cj4+PiArCj4+PiArCWVi dV9ob3N0LT5kZXYgPSBkZXY7Cj4+PiArCW5hbmRfY29udHJvbGxlcl9pbml0KCZlYnVfaG9zdC0+ Y29udHJvbGxlcik7Cj4+PiArCj4+PiArCXJlcyA9IHBsYXRmb3JtX2dldF9yZXNvdXJjZV9ieW5h bWUocGRldiwgSU9SRVNPVVJDRV9NRU0sICJlYnVuYW5kIik7Cj4+PiArCWVidV9ob3N0LT5lYnVf YWRkciA9IGRldm1faW9yZW1hcF9yZXNvdXJjZSgmcGRldi0+ZGV2LCByZXMpOwo+Pj4gKwlpZiAo SVNfRVJSKGVidV9ob3N0LT5lYnVfYWRkcikpCj4+PiArCQlyZXR1cm4gUFRSX0VSUihlYnVfaG9z dC0+ZWJ1X2FkZHIpOwo+Pj4gKwo+Pj4gKwlyZXMgPSBwbGF0Zm9ybV9nZXRfcmVzb3VyY2VfYnlu YW1lKHBkZXYsIElPUkVTT1VSQ0VfTUVNLCAiaHNuYW5kIik7Cj4+PiArCWVidV9ob3N0LT5uYW5k X2FkZHIgPSBkZXZtX2lvcmVtYXBfcmVzb3VyY2UoJnBkZXYtPmRldiwgcmVzKTsKPj4+ICsJaWYg KElTX0VSUihlYnVfaG9zdC0+bmFuZF9hZGRyKSkKPj4+ICsJCXJldHVybiBQVFJfRVJSKGVidV9o b3N0LT5uYW5kX2FkZHIpOwo+Pj4gKwo+Pj4gKwlyZXQgPSBkZXZpY2VfcHJvcGVydHlfcmVhZF91 MzIoZGV2LCAibmFuZCxjcyIsICZjcyk7Cj4+Cj4+IENTIGlkcyBzaG91bGQgYmUgZW5jb2RlZCBp biB0aGUgcmVnIHByb3BlcnR5IChzZWUgWzFdKS4KPiAKPiBJcyBpdCB5b3VyIGNob2ljZSB0byBv bmx5IHN1cHBvcnQgYSBzaW5nbGUgQ1Mgb3IgaXMgaXQgYWN0dWFsbHkgYQo+IGNvbnRyb2xsZXIg bGltaXRhdGlvbj8KClllcyAsIGl0cyBjb250cm9sbGVyIGxpbWl0YXRpb24gdG8gc3VwcG9ydCBv bmx5IG9uZSBDUwoKUmVnYXJkcwpWYWRpdmVsCiAgSWYgdGhlIGxhdHRlciwgaXQgd291bGQgYmUg bXVjaCBiZXR0ZXIgSSB0aGluawo+IHRvIGFudGljaXBhdGUgdGhlIGFkZGl0aW9uIG9mIHRoZSBz dXBwb3J0IGZvciBhbm90aGVyIENTLiBBbmQgaW4KPiB0aGlzIGNhc2UgdGhlcmUgYXJlIG1hbnkg cGxhY2VzIGluIHRoaXMgZHJpdmVyIHRoYXQgc2hvdWxkIGJlCj4gbW9yZSBnZW5lcmljLgo+IAo+ Pj4gKwlpZiAocmV0KSB7Cj4+PiArCQlkZXZfZXJyKGRldiwgImZhaWxlZCB0byBnZXQgY2hpcCBz ZWxlY3Q6ICVkXG4iLCByZXQpOwo+Pj4gKwkJcmV0dXJuIHJldDsKPj4+ICsJfQo+Pj4gKwo+Pj4g KwllYnVfaG9zdC0+Y3MgPSBjczsKPj4+ICsJcmVzID0gcGxhdGZvcm1fZ2V0X3Jlc291cmNlX2J5 bmFtZShwZGV2LCBJT1JFU09VUkNFX01FTSwgIm5hbmRfY3MwIik7Cj4gCj4gVGhhbmtzLAo+IE1p cXXDqGwKPiAKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fXwpMaW51eCBNVEQgZGlzY3Vzc2lvbiBtYWlsaW5nIGxpc3QKaHR0cDovL2xpc3RzLmlu ZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1tdGQvCg==