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Sat, 19 Oct 2019 00:28:12 -0700 (PDT) Date: Sat, 19 Oct 2019 08:28:09 +0100 From: Lee Jones To: Robin Murphy Subject: Re: [PATCH 2/2] mfd: mfd-core: Honour Device Tree's request to disable a child-device Message-ID: <20191019072809.GX4365@dell> References: <20191018122647.3849-1-lee.jones@linaro.org> <20191018122647.3849-3-lee.jones@linaro.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.9.4 (2018-02-28) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191019_002815_154881_4675E742 X-CRM114-Status: GOOD ( 20.59 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: baohua@kernel.org, arnd@arndb.de, stephan@gerhold.net, linus.walleij@linaro.org, daniel.thompson@linaro.org, linux-kernel@vger.kernel.org, broonie@kernel.org, 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 R29vZCBtb3JuaW5nIFJvYmluLAoKSXQncyBiZWVuIGEgd2hpbGUuICBJIGhvcGUgdGhhdCB5b3Ug YXJlIHdlbGwuCgpUaGFua3MgZm9yIHRha2luZyBhbiBpbnRlcmVzdC4KCk9uIEZyaSwgMTggT2N0 IDIwMTksIFJvYmluIE11cnBoeSB3cm90ZToKPiBPbiAxOC8xMC8yMDE5IDEzOjI2LCBMZWUgSm9u ZXMgd3JvdGU6Cj4gPiBVbnRpbCBub3csIE1GRCBoYXMgYXNzdW1lZCBhbGwgY2hpbGQgZGV2aWNl cyBwYXNzZWQgdG8gaXQgKHZpYQo+ID4gbWZkX2NlbGxzKSBhcmUgdG8gYmUgcmVnaXN0ZXJlZC4g IEl0IGRvZXMgbm90IHRha2UgaW50byBhY2NvdW50Cj4gPiByZXF1ZXN0cyBmcm9tIERldmljZSBU cmVlIGFuZCB0aGUgbGlrZSB0byBkaXNhYmxlIGNoaWxkIGRldmljZXMKPiA+IG9uIGEgcGVyLXBs YXRmb3JtIGJhc2lzLgo+ID4gCj4gPiBXZWxsIG5vdyBpdCBkb2VzLgo+ID4gCj4gPiBSZXBvcnRl ZC1ieTogQmFycnkgU29uZyA8QmFvaHVhLlNvbmdAY3NyLmNvbT4KPiA+IFJlcG9ydGVkLWJ5OiBT dGVwaGFuIEdlcmhvbGQgPHN0ZXBoYW5AZ2VyaG9sZC5uZXQ+Cj4gPiBTaWduZWQtb2ZmLWJ5OiBM ZWUgSm9uZXMgPGxlZS5qb25lc0BsaW5hcm8ub3JnPgo+ID4gLS0tCj4gPiAgIGRyaXZlcnMvbWZk L21mZC1jb3JlLmMgfCA1ICsrKysrCj4gPiAgIDEgZmlsZSBjaGFuZ2VkLCA1IGluc2VydGlvbnMo KykKPiA+IAo+ID4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvbWZkL21mZC1jb3JlLmMgYi9kcml2ZXJz L21mZC9tZmQtY29yZS5jCj4gPiBpbmRleCBlYWZkYWRkNThlOGIuLjI0YzEzOTYzMzUyNCAxMDA2 NDQKPiA+IC0tLSBhL2RyaXZlcnMvbWZkL21mZC1jb3JlLmMKPiA+ICsrKyBiL2RyaXZlcnMvbWZk L21mZC1jb3JlLmMKPiA+IEBAIC0xODIsNiArMTgyLDExIEBAIHN0YXRpYyBpbnQgbWZkX2FkZF9k ZXZpY2Uoc3RydWN0IGRldmljZSAqcGFyZW50LCBpbnQgaWQsCj4gPiAgIAlpZiAocGFyZW50LT5v Zl9ub2RlICYmIGNlbGwtPm9mX2NvbXBhdGlibGUpIHsKPiA+ICAgCQlmb3JfZWFjaF9jaGlsZF9v Zl9ub2RlKHBhcmVudC0+b2Zfbm9kZSwgbnApIHsKPiA+ICAgCQkJaWYgKG9mX2RldmljZV9pc19j b21wYXRpYmxlKG5wLCBjZWxsLT5vZl9jb21wYXRpYmxlKSkgewo+ID4gKwkJCQlpZiAoIW9mX2Rl dmljZV9pc19hdmFpbGFibGUobnApKSB7Cj4gPiArCQkJCQkvKiBJZ25vcmUgZGlzYWJsZWQgZGV2 aWNlcyBlcnJvciBmcmVlICovCj4gPiArCQkJCQlyZXQgPSAwOwo+ID4gKwkJCQkJZ290byBmYWls X2FsaWFzOwo+ID4gKwkJCQl9Cj4gCj4gSXMgaXQgcG9zc2libGUgZm9yIGEgZGV2aWNlIHRvIGhh dmUgbXVsdGlwbGUgY2hpbGRyZW4gb2YgdGhlIHNhbWUgdHlwZT8gSWYKPiBzbywgaXQgc2VlbXMg bGlrZSB0aGlzIG1pZ2h0IG5vdCB3b3JrIGFzIGRlc2lyZWQgaWYsIHNheSwgdGhlIGZpcnN0IGNo aWxkCj4gd2FzIGRpc2FibGVkIGJ1dCBzdWJzZXF1ZW50IG9uZXMgd2VyZW4ndC4KPiAKPiBJdCBt aWdodCBtYWtlIHNlbnNlIHRvIHVzZSBmb3JfZWFjaF9hdmFpbGFibGVfY2hpbGRfb2Zfbm9kZSgp IGZvciB0aGUgb3V0ZXIKPiBsb29wLCB0aGVuIGNoZWNrIGFmdGVyd2FyZHMgaWYgYW55dGhpbmcg d2FzIGZvdW5kLgoKVGhlIHN1YnN5c3RlbSBpbiBpdHMgY3VycmVudCBndWlzZSBkb2Vzbid0IHJl bGlhYmx5IHN1cHBvcnQgdGhlCnNpdHVhdGlvbiB5b3UgZGVzY3JpYmUuIFdlIGhhdmUgbm8gd2F5 IHRvIHRyYWNrIHdoaWNoIGNoaWxkIG5vZGVzIGhhdmUKYmVlbiB0aHJvdWdoIHRoaXMgcHJvY2Vz cyBwcmV2aW91c2x5LCB0aHVzIG1mZC1jb3JlIHdpbGwgYWx3YXlzIGNob29zZQp0aGUgZmlyc3Qg Y2hpbGQgbm9kZSB3aXRoIGEgbWF0Y2hpbmcgY29tcGF0aWJsZSBzdHJpbmcuCgpJZiB5b3UgaGF2 ZSBhbnkgc3VnZ2VzdHMgaW4gdGVybXMgb2YgYWRkaW5nIHN1cHBvcnQgZm9yIG11bHRpcGxlCmNo aWxkcmVuIHdpdGggbWF0Y2hpbmcgY29tcGF0aWJsZSBzdHJpbmdzLCBJJ2QgYmUgdmVyeSByZWNl cHRpdmUuCgo+ID4gICAJCQkJcGRldi0+ZGV2Lm9mX25vZGUgPSBucDsKPiA+ICAgCQkJCXBkZXYt PmRldi5md25vZGUgPSAmbnAtPmZ3bm9kZTsKPiA+ICAgCQkJCWJyZWFrOwo+ID4gCgotLSAKTGVl IEpvbmVzIFvmnY7nkLzmlq9dCkxpbmFybyBTZXJ2aWNlcyBUZWNobmljYWwgTGVhZApMaW5hcm8u b3JnIOKUgiBPcGVuIHNvdXJjZSBzb2Z0d2FyZSBmb3IgQVJNIFNvQ3MKRm9sbG93IExpbmFybzog RmFjZWJvb2sgfCBUd2l0dGVyIHwgQmxvZwoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX18KbGludXgtYXJtLWtlcm5lbCBtYWlsaW5nIGxpc3QKbGludXgtYXJt LWtlcm5lbEBsaXN0cy5pbmZyYWRlYWQub3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21h aWxtYW4vbGlzdGluZm8vbGludXgtYXJtLWtlcm5lbAo=