From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lee Jones Subject: Re: [PATCH 1/5] dt-bindings: mfd: axp20x: Add "self-working" mode for AXP806 Date: Wed, 4 Jul 2018 08:29:31 +0100 Message-ID: <20180704072931.GG20176@dell> References: <20180620051540.25617-1-wens@csie.org> <20180620051540.25617-2-wens@csie.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <20180620051540.25617-2-wens@csie.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Chen-Yu Tsai Cc: Mark Rutland , devicetree@vger.kernel.org, Maxime Ripard , Andre Przywara , Rob Herring , linux-arm-kernel@lists.infradead.org, Icenowy Zheng List-Id: devicetree@vger.kernel.org T24gV2VkLCAyMCBKdW4gMjAxOCwgQ2hlbi1ZdSBUc2FpIHdyb3RlOgoKPiBUaGUgQVhQODA2IGhh cyB0aHJlZSBvcGVyYXRpb24gbW9kZXM6Cj4gCj4gICAtIG1hc3RlciBtb2RlOiBUaGUgUE1JQyBp cyB0aGUgZmlyc3Qgb3Igb25seSBBWFAgUE1JQyBpbiB0aGUgc3lzdGVtLAo+IAkJIGJ1dCBpcyBu b3QgaW4gY2hhcmdlIG9mIHBvd2VyIG1hbmFnZW1lbnQsIGkuZS4gb25seQo+IAkJIHByb3ZpZGVz IHJlZ3VsYXRvciBmdW5jdGlvbnMuCj4gCj4gICAtIHNsYXZlIG1vZGU6IFRoZSBQTUlDIGlzIHRo ZSBzZWNvbmQgQVhQIFBNSUMgaW4gdGhlIHN5c3RlbSwgY2hhaW5lZAo+IAkJdG8gdGhlIGZpcnN0 LCBvciBtYXN0ZXIsIG9uZS4KPiAKPiAgIC0gc2VsZi13b3JraW5nIG1vZGU6IFRoZSBQTUlDIGlz IHRoZSBvbmx5IEFYUCBQTUlDIGluIHRoZSBzeXN0ZW0sIGFuZAo+IAkJICAgICAgIGlzIGluIGNo YXJnZSBvZiBwb3dlciBzZXF1ZW5jaW5nLgo+IAo+IFRoZSBmdW5jdGlvbmFsIGRpZmZlcmVuY2Vz IGJldHdlZW4gdGhlc2UgbW9kZXMgY2FuIGJlIGZvdW5kIGluIHRoZQo+ICJDb250cm9sIGFuZCBP cGVyYXRpb24iIGNoYXB0ZXIgb2YgdGhlIEFYUDgwNiAoaW4gQ2hpbmVzZSkgYW5kIEFYUDgwNQo+ IChpbiBFbmdsaXNoKSBkYXRhc2hlZXRzLiBUaGVzZSBpbmNsdWRlIGhvdyB0aGUgUE1JQyByZXNw b25kcyB0byBleHRlcm5hbAo+IHNpZ25hbHMsIHdoZXRoZXIgaXQgdGFrZXMgYW4gZXh0ZXJuYWwg dm9sdGFnZSByZWZlcmVuY2Ugb3IgdXNlcyBpdHMgb3duLAo+IGFuZCB3aGV0aGVyIHRoZSBFTi9Q V1JPTiBwaW4gZnVuY3Rpb25zIGFzIGFuIGVuYWJsZSBzd2l0Y2ggb3IgcG93ZXIgYnV0dG9uLgo+ IAo+IFdlIGFscmVhZHkgc3VwcG9ydCBib3RoIHNsYXZlIGFuZCBtYXN0ZXIgbW9kZS4gVGhpcyBw YXRjaCBhZGRzIGEgcHJvcGVydHkKPiBmb3IgZGVzY3JpYmluZyB0aGUgc2VsZi13b3JraW5nIG1v ZGUsIGFuZCByZXdvcmtzIHRoZSBkZXNjcmlwdGlvbiBmb3IKPiB0aGUgbW9kZSBwcm9wZXJ0aWVz Lgo+IAo+IFNpZ25lZC1vZmYtYnk6IENoZW4tWXUgVHNhaSA8d2Vuc0Bjc2llLm9yZz4KPiAtLS0K PiAgRG9jdW1lbnRhdGlvbi9kZXZpY2V0cmVlL2JpbmRpbmdzL21mZC9heHAyMHgudHh0IHwgNyAr KysrKy0tCj4gIDEgZmlsZSBjaGFuZ2VkLCA1IGluc2VydGlvbnMoKyksIDIgZGVsZXRpb25zKC0p CgpGb3IgbXkgb3duIHJlZmVyZW5jZToKICBBY2tlZC1mb3ItTUZELWJ5OiBMZWUgSm9uZXMgPGxl ZS5qb25lc0BsaW5hcm8ub3JnPgoKLS0gCkxlZSBKb25lcyBb5p2O55C85pavXQpMaW5hcm8gU2Vy dmljZXMgVGVjaG5pY2FsIExlYWQKTGluYXJvLm9yZyDilIIgT3BlbiBzb3VyY2Ugc29mdHdhcmUg Zm9yIEFSTSBTb0NzCkZvbGxvdyBMaW5hcm86IEZhY2Vib29rIHwgVHdpdHRlciB8IEJsb2cKCl9f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmxpbnV4LWFybS1r ZXJuZWwgbWFpbGluZyBsaXN0CmxpbnV4LWFybS1rZXJuZWxAbGlzdHMuaW5mcmFkZWFkLm9yZwpo dHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LWFybS1rZXJu ZWwK From mboxrd@z Thu Jan 1 00:00:00 1970 From: lee.jones@linaro.org (Lee Jones) Date: Wed, 4 Jul 2018 08:29:31 +0100 Subject: [PATCH 1/5] dt-bindings: mfd: axp20x: Add "self-working" mode for AXP806 In-Reply-To: <20180620051540.25617-2-wens@csie.org> References: <20180620051540.25617-1-wens@csie.org> <20180620051540.25617-2-wens@csie.org> Message-ID: <20180704072931.GG20176@dell> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Wed, 20 Jun 2018, Chen-Yu Tsai wrote: > The AXP806 has three operation modes: > > - master mode: The PMIC is the first or only AXP PMIC in the system, > but is not in charge of power management, i.e. only > provides regulator functions. > > - slave mode: The PMIC is the second AXP PMIC in the system, chained > to the first, or master, one. > > - self-working mode: The PMIC is the only AXP PMIC in the system, and > is in charge of power sequencing. > > The functional differences between these modes can be found in the > "Control and Operation" chapter of the AXP806 (in Chinese) and AXP805 > (in English) datasheets. These include how the PMIC responds to external > signals, whether it takes an external voltage reference or uses its own, > and whether the EN/PWRON pin functions as an enable switch or power button. > > We already support both slave and master mode. This patch adds a property > for describing the self-working mode, and reworks the description for > the mode properties. > > Signed-off-by: Chen-Yu Tsai > --- > Documentation/devicetree/bindings/mfd/axp20x.txt | 7 +++++-- > 1 file changed, 5 insertions(+), 2 deletions(-) For my own reference: Acked-for-MFD-by: Lee Jones -- Lee Jones [???] Linaro Services Technical Lead Linaro.org ? Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog