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Tue, 10 Sep 2019 23:42:25 -0700 Received: from tenerife.corp.atmel.com (10.10.85.251) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server id 15.1.1713.5 via Frontend Transport; Tue, 10 Sep 2019 23:42:24 -0700 From: Nicolas Ferre To: , , , Subject: [PATCH 0/3] USB: host: ohci-at91: tailor power consumption Date: Wed, 11 Sep 2019 08:41:51 +0200 Message-ID: <20190911064154.28633-1-nicolas.ferre@microchip.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190910_234229_199293_4FC92C31 X-CRM114-Status: UNSURE ( 6.17 ) X-CRM114-Notice: Please train this message. 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: Boris.Krasnovskiy@lairdconnect.com, Alexandre Belloni , linux-usb@vger.kernel.org, Ludovic Desroches 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 Following a set of experiments we found areas of improvement for OHCI power consumption (and associated USB analog cells). This enhances the shutdown of residual power consumption in case of Linux suspend/resume and removal of the driver (when compiled as a module). Best regards, Nicolas Boris Krasnovskiy (2): USB: host: ohci-at91: completely shutdown the controller in at91_stop_hc() USB: host: ohci-at91: resume: balance the clock start call Nicolas Ferre (1): USB: host: ohci-at91: suspend: delay needed before to stop clocks drivers/usb/host/ohci-at91.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel