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A:1; MX:1; received-spf: None (protection.outlook.com: microchip.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: Ahfcu25C4T5lz7tMU8iEYPzfn+qOqa4K5/pYvqdkwSxueEPqa6mlThAwXhL1T8My9jrWhfz4vYOFY0V7zS4z7tXAT5XAe+RG1G1FNxXjDvrOe1Nf5Ywfy6WO+HW08gRz+Sxg9LIs/DcsLLfY+1OCW1aIrkx+nU9T+RBrUUVw2MZx8x9Wr2hC+PvqCRYlJCbTau+CeBdPUiGF5SQ9Dou6Uw4n2Sj93/EsFU+1sd3ls8JCj5lKWROnz3l2i8AGnv7tEvBv1jKhVmKLtWX4qtiMoCX0VNv6P2gjhkG6AaMkNSnk0arphkRCFxnM1+o388RzgMgT1bZIcZkNZNFjmpKGvJiZ45uzwZNToPsfeNY3fIa65SBGKFsW5ORpbP14bNDHl9jgLKDlYFIgHG3TE3yhR+a9CnCZ0why8C6Yv400W3Q= spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-ID: <34B25CA0FD97CF42A8D716CDA7456605@namprd11.prod.outlook.com> MIME-Version: 1.0 X-MS-Exchange-CrossTenant-Network-Message-Id: de3188cd-96c8-4559-1885-08d677ce3cdb X-MS-Exchange-CrossTenant-originalarrivaltime: 11 Jan 2019 14:08:19.2107 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 3f4057f3-b418-4d4e-ba84-d55b4e897d88 X-MS-Exchange-Transport-CrossTenantHeadersStamped: MWHPR11MB1358 X-OriginatorOrg: microchip.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190111_060825_095430_B8F4A87F X-CRM114-Status: GOOD ( 13.44 ) 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: len.brown@intel.com, alexandre.belloni@bootlin.com, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, rjw@rjwysocki.net, lgirdwood@gmail.com, Ludovic.Desroches@microchip.com, pavel@ucw.cz, linux@armlinux.org.uk, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 11.01.2019 14:39, Mark Brown wrote: > On Thu, Jan 10, 2019 at 10:24:26AM +0000, Claudiu.Beznea@microchip.com wrote: >> On 09.01.2019 18:57, Mark Brown wrote: > >>> regulator state which feels fragile. But based on the cover letter >>> that's kind of like what the initial proposal about target states was so >>> perhaps this is the way we end up going... > >> Are you talking about [1] ? > > I can't follow that link right now, I'm working offline. > >> I can get rid of this patch, take advantage of [3] and [4] and introduce >> also the regulator standby states. In this case, no matter the mapping b/w >> Linux power saving modes and AT91 SoC's power saving modes, we will be >> covered on misconfiguration (at least on SAMA5D2 Xplained board). > >> And in patch 3/3 I could get rid of regulator checks and rely on DT (bad >> thing would be that in case of no input for regulator's state in >> mem/standby the board could not properly suspended/resumed), if any. > >> What do you think about this? > > Like I say I'm working offline so I can't check the links but it sounds > like you're saying that the existing suspend mode configuration features > are enough for your systems? Yes, if we rely on the fact that core's regulator device tree bindings for suspend-to-mem/suspend-to-standby were filled correctly. The function I added here was to double check that core's regulator will be off in suspend/standby based on what was parsed from DT. Thank you, Claudiu Beznea > so that's great - certainly what you're > saying above sounds sensible to me but it's possible I misunderstood > something based on not having the links. > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel