From mboxrd@z Thu Jan 1 00:00:00 1970 From: robh@kernel.org (Rob Herring) Date: Thu, 3 Mar 2016 16:13:28 -0600 Subject: [PATCH v4 1/2] ehci-platform: Add support for controllers with multiple reset lines In-Reply-To: <1456592339-31767-2-git-send-email-hdegoede@redhat.com> References: <1456592339-31767-1-git-send-email-hdegoede@redhat.com> <1456592339-31767-2-git-send-email-hdegoede@redhat.com> Message-ID: <20160303221328.GA830@rob-hp-laptop> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Sat, Feb 27, 2016 at 05:58:58PM +0100, Hans de Goede wrote: > From: Reinder de Haan > > At least the EHCI/OHCI found on the Allwinnner H3 SoC needs multiple > reset lines, the controller will not initialize while the reset for > its companion is still asserted, which means we need to de-assert > 2 resets for the controller to work. > > Signed-off-by: Reinder de Haan > Signed-off-by: Hans de Goede > Acked-by: Alan Stern > --- > Changes in v2: > -Use the new reset_control_[de]assert_shared reset-controller functions > Changes in v3: > -Adjust for changes to shared-reset reset-controller functions > Changes in v4: > -Fix Ugly continuation line > --- > Documentation/devicetree/bindings/usb/usb-ehci.txt | 2 +- Acked-by: Rob Herring > drivers/usb/host/ehci-platform.c | 41 ++++++++++++---------- > 2 files changed, 24 insertions(+), 19 deletions(-)