From: Rob Herring <robh@kernel.org> To: ahaslam@baylibre.com Cc: gregkh@linuxfoundation.org, johan@kernel.org, nsekhar@ti.com, stern@rowland.harvard.edu, khilman@baylibre.com, sshtylyov@ru.mvista.com, david@lechnology.com, manjunath.goudar@linaro.org, broonie@kernel.org, abailon@baylibre.com, linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH/RFT v2 09/17] regulator: fixed: Add over current event Date: Sun, 30 Oct 2016 15:42:02 -0500 [thread overview] Message-ID: <20161030204202.7t6qcwin7b5qi2ia@rob-hp-laptop> (raw) In-Reply-To: <20161024164634.4330-10-ahaslam@baylibre.com> On Mon, Oct 24, 2016 at 06:46:26PM +0200, ahaslam@baylibre.com wrote: > From: Axel Haslam <ahaslam@baylibre.com> > > Some regulator supplies have an over-current pin that is > activated when the hw detects an over current condition. > When this happens, the hardware enters a current limited > mode. > > Extend the fixed regulator driver with the ability > to handle irq's from the over-current pin and report > an over current event to the consumers via a regulator > notifier. Also, add device tree bindings to allow to > pass a gpio for over current monitoring. > > Signed-off-by: Axel Haslam <ahaslam@baylibre.com> > --- > .../bindings/regulator/fixed-regulator.txt | 4 ++ > drivers/regulator/fixed.c | 64 ++++++++++++++++++++++ > include/linux/regulator/consumer.h | 5 ++ > include/linux/regulator/fixed.h | 3 + > 4 files changed, 76 insertions(+) > > diff --git a/Documentation/devicetree/bindings/regulator/fixed-regulator.txt b/Documentation/devicetree/bindings/regulator/fixed-regulator.txt > index 4fae41d..d20bf67 100644 > --- a/Documentation/devicetree/bindings/regulator/fixed-regulator.txt > +++ b/Documentation/devicetree/bindings/regulator/fixed-regulator.txt > @@ -11,6 +11,8 @@ If this property is missing, the default assumed is Active low. > - gpio-open-drain: GPIO is open drain type. > If this property is missing then default assumption is false. > -vin-supply: Input supply name. > +- oc-gpio: Input gpio that signals an over current condition "-gpios" is the preferred form. So "oc-gpios". > +- oc-active-high: The polarity of the over current pin is high This should be specified in the gpio flags cell. Rob
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From: robh@kernel.org (Rob Herring) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH/RFT v2 09/17] regulator: fixed: Add over current event Date: Sun, 30 Oct 2016 15:42:02 -0500 [thread overview] Message-ID: <20161030204202.7t6qcwin7b5qi2ia@rob-hp-laptop> (raw) In-Reply-To: <20161024164634.4330-10-ahaslam@baylibre.com> On Mon, Oct 24, 2016 at 06:46:26PM +0200, ahaslam at baylibre.com wrote: > From: Axel Haslam <ahaslam@baylibre.com> > > Some regulator supplies have an over-current pin that is > activated when the hw detects an over current condition. > When this happens, the hardware enters a current limited > mode. > > Extend the fixed regulator driver with the ability > to handle irq's from the over-current pin and report > an over current event to the consumers via a regulator > notifier. Also, add device tree bindings to allow to > pass a gpio for over current monitoring. > > Signed-off-by: Axel Haslam <ahaslam@baylibre.com> > --- > .../bindings/regulator/fixed-regulator.txt | 4 ++ > drivers/regulator/fixed.c | 64 ++++++++++++++++++++++ > include/linux/regulator/consumer.h | 5 ++ > include/linux/regulator/fixed.h | 3 + > 4 files changed, 76 insertions(+) > > diff --git a/Documentation/devicetree/bindings/regulator/fixed-regulator.txt b/Documentation/devicetree/bindings/regulator/fixed-regulator.txt > index 4fae41d..d20bf67 100644 > --- a/Documentation/devicetree/bindings/regulator/fixed-regulator.txt > +++ b/Documentation/devicetree/bindings/regulator/fixed-regulator.txt > @@ -11,6 +11,8 @@ If this property is missing, the default assumed is Active low. > - gpio-open-drain: GPIO is open drain type. > If this property is missing then default assumption is false. > -vin-supply: Input supply name. > +- oc-gpio: Input gpio that signals an over current condition "-gpios" is the preferred form. So "oc-gpios". > +- oc-active-high: The polarity of the over current pin is high This should be specified in the gpio flags cell. Rob
next prev parent reply other threads:[~2016-10-30 20:42 UTC|newest] Thread overview: 176+ messages / expand[flat|nested] mbox.gz Atom feed top 2016-10-24 16:46 [PATCH/RFT v2 00/17] Add DT support for ohci-da8xx ahaslam 2016-10-24 16:46 ` ahaslam at baylibre.com 2016-10-24 16:46 ` [PATCH/RFT v2 01/17] ARM: davinci: da8xx: add usb phy clocks ahaslam 2016-10-24 16:46 ` ahaslam at baylibre.com 2016-10-24 16:46 ` [PATCH/RFT v2 02/17] ARM: davinci: da8xx: Add CFGCHIP syscon platform declaration ahaslam 2016-10-24 16:46 ` ahaslam at baylibre.com 2016-10-24 16:46 ` ahaslam-rdvid1DuHRBWk0Htik3J/w 2016-10-25 8:10 ` Sekhar Nori 2016-10-25 8:10 ` Sekhar Nori 2016-10-25 8:10 ` Sekhar Nori 2016-10-25 9:37 ` Axel Haslam 2016-10-25 9:37 ` Axel Haslam 2016-10-25 9:37 ` Axel Haslam 2016-10-25 10:17 ` Sekhar Nori 2016-10-25 10:17 ` Sekhar Nori 2016-10-25 10:17 ` Sekhar Nori 2016-10-25 15:53 ` David Lechner 2016-10-25 15:53 ` David Lechner 2016-10-25 15:53 ` David Lechner 2016-10-26 8:56 ` Sekhar Nori 2016-10-26 8:56 ` Sekhar Nori 2016-10-26 8:56 ` Sekhar Nori 2016-10-24 16:46 ` [PATCH/RFT v2 03/17] ARM: davinci: da8xx: Add USB PHY " ahaslam 2016-10-24 16:46 ` ahaslam at baylibre.com 2016-10-24 16:46 ` ahaslam-rdvid1DuHRBWk0Htik3J/w 2016-10-25 9:18 ` Sekhar Nori 2016-10-25 9:18 ` Sekhar Nori 2016-10-25 9:18 ` Sekhar Nori 2016-10-25 9:37 ` Axel Haslam 2016-10-25 9:37 ` Axel Haslam 2016-10-25 9:37 ` Axel Haslam 2016-10-24 16:46 ` [PATCH/RFT v2 04/17] ARM: DTS: da850: Add cfgchip syscon node ahaslam 2016-10-24 16:46 ` ahaslam at baylibre.com 2016-10-24 16:46 ` ahaslam 2016-10-24 16:46 ` [PATCH/RFT v2 05/17] ARM: DTS: da850: Add usb phy node ahaslam 2016-10-24 16:46 ` ahaslam at baylibre.com 2016-10-24 16:46 ` ahaslam 2016-10-24 16:46 ` [PATCH/RFT v2 06/17] ARM: davinci: da8xx: Fix some redefined symbol warnings ahaslam 2016-10-24 16:46 ` ahaslam at baylibre.com 2016-10-24 16:46 ` ahaslam-rdvid1DuHRBWk0Htik3J/w 2016-10-25 10:03 ` Sekhar Nori 2016-10-25 10:03 ` Sekhar Nori 2016-10-25 10:03 ` Sekhar Nori 2016-10-25 12:14 ` Alexandre Bailon 2016-10-25 12:14 ` Alexandre Bailon 2016-10-25 12:14 ` Alexandre Bailon 2016-10-24 16:46 ` [PATCH/RFT v2 07/17] ARM: davinci: da8xx: Enable the usb20 "per" clk on phy_clk_enable ahaslam 2016-10-24 16:46 ` ahaslam at baylibre.com 2016-10-24 16:46 ` ahaslam 2016-10-25 2:53 ` David Lechner 2016-10-25 2:53 ` David Lechner 2016-10-25 10:01 ` Axel Haslam 2016-10-25 10:01 ` Axel Haslam 2016-10-25 10:12 ` Sekhar Nori 2016-10-25 10:12 ` Sekhar Nori 2016-10-25 10:12 ` Sekhar Nori 2016-10-25 16:05 ` David Lechner 2016-10-25 16:05 ` David Lechner 2016-10-25 16:05 ` David Lechner 2016-10-26 9:30 ` Sekhar Nori 2016-10-26 9:30 ` Sekhar Nori 2016-10-26 9:30 ` Sekhar Nori 2016-10-24 16:46 ` [PATCH/RFT v2 08/17] ARM: davinci: hawk: add full constraints for ohci plat boot ahaslam 2016-10-24 16:46 ` ahaslam at baylibre.com 2016-10-25 10:28 ` Sekhar Nori 2016-10-25 10:28 ` Sekhar Nori 2016-10-25 10:28 ` Sekhar Nori 2016-10-25 10:31 ` Axel Haslam 2016-10-25 10:31 ` Axel Haslam 2016-10-25 10:31 ` Axel Haslam 2016-10-24 16:46 ` [PATCH/RFT v2 09/17] regulator: fixed: Add over current event ahaslam 2016-10-24 16:46 ` ahaslam at baylibre.com 2016-10-24 16:46 ` ahaslam-rdvid1DuHRBWk0Htik3J/w 2016-10-24 17:43 ` Mark Brown 2016-10-24 17:43 ` Mark Brown 2016-10-24 17:43 ` Mark Brown 2016-10-24 17:53 ` Axel Haslam 2016-10-24 17:53 ` Axel Haslam 2016-10-24 17:53 ` Mark Brown 2016-10-24 17:53 ` Mark Brown 2016-10-24 17:53 ` Mark Brown 2016-10-24 18:11 ` Axel Haslam 2016-10-24 18:11 ` Axel Haslam 2016-10-24 18:11 ` Axel Haslam 2016-10-24 18:19 ` Mark Brown 2016-10-24 18:19 ` Mark Brown 2016-10-25 12:55 ` Axel Haslam 2016-10-25 12:55 ` Axel Haslam 2016-10-25 14:33 ` Mark Brown 2016-10-25 14:33 ` Mark Brown 2016-10-25 14:57 ` Axel Haslam 2016-10-25 14:57 ` Axel Haslam 2016-10-25 15:07 ` Axel Haslam 2016-10-25 15:07 ` Axel Haslam 2016-10-30 20:42 ` Rob Herring [this message] 2016-10-30 20:42 ` Rob Herring 2016-10-24 16:46 ` [PATCH/RFT v2 10/17] USB: da8xx: use flag instead of bitmask for over current change ahaslam 2016-10-24 16:46 ` ahaslam at baylibre.com 2016-10-24 16:46 ` ahaslam-rdvid1DuHRBWk0Htik3J/w 2016-10-24 16:46 ` [PATCH/RFT v2 11/17] USB: OHCI: make ohci-da8xx a separate driver ahaslam 2016-10-24 16:46 ` ahaslam at baylibre.com 2016-10-24 16:46 ` ahaslam-rdvid1DuHRBWk0Htik3J/w 2016-10-25 0:38 ` David Lechner 2016-10-25 0:38 ` David Lechner 2016-10-25 0:38 ` David Lechner 2016-10-25 7:39 ` Axel Haslam 2016-10-25 7:39 ` Axel Haslam 2016-10-25 7:39 ` Axel Haslam 2016-10-25 16:12 ` David Lechner 2016-10-25 16:12 ` David Lechner 2016-10-25 16:12 ` David Lechner 2016-10-25 16:21 ` Axel Haslam 2016-10-25 16:21 ` Axel Haslam 2016-10-25 16:21 ` Axel Haslam 2016-10-25 16:24 ` David Lechner 2016-10-25 16:24 ` David Lechner 2016-10-25 16:24 ` David Lechner 2016-10-24 16:46 ` [PATCH/RFT v2 12/17] USB: ochi-da8xx: Use a regulator for vbus/overcurrent ahaslam 2016-10-24 16:46 ` ahaslam at baylibre.com 2016-10-24 16:46 ` ahaslam-rdvid1DuHRBWk0Htik3J/w 2016-10-25 1:39 ` David Lechner 2016-10-25 1:39 ` David Lechner 2016-10-25 1:39 ` David Lechner 2016-10-25 8:24 ` Axel Haslam 2016-10-25 8:24 ` Axel Haslam 2016-10-25 8:24 ` Axel Haslam 2016-10-25 16:53 ` David Lechner 2016-10-25 16:53 ` David Lechner 2016-10-25 16:53 ` David Lechner 2016-10-25 17:32 ` Axel Haslam 2016-10-25 17:32 ` Axel Haslam 2016-10-25 10:43 ` Sekhar Nori 2016-10-25 10:43 ` Sekhar Nori 2016-10-25 10:43 ` Sekhar Nori 2016-10-25 10:52 ` Axel Haslam 2016-10-25 10:52 ` Axel Haslam 2016-10-25 10:52 ` Axel Haslam 2016-10-24 16:46 ` [PATCH/RFT v2 13/17] USB: da8xx: use ohci priv data instead of globals ahaslam 2016-10-24 16:46 ` ahaslam at baylibre.com 2016-10-24 16:46 ` ahaslam-rdvid1DuHRBWk0Htik3J/w 2016-10-25 1:12 ` David Lechner 2016-10-25 1:12 ` David Lechner 2016-10-25 1:12 ` David Lechner 2016-10-25 9:56 ` Axel Haslam 2016-10-25 9:56 ` Axel Haslam 2016-10-24 16:46 ` [PATCH/RFT v2 14/17] ARM: davinci: register the usb20_phy clock on the DT file ahaslam 2016-10-24 16:46 ` ahaslam at baylibre.com 2016-10-24 16:46 ` ahaslam-rdvid1DuHRBWk0Htik3J/w 2016-10-24 16:46 ` [PATCH/RFT v2 15/17] usb: host: ohci-da8xx: Add devicetree bindings documentation ahaslam 2016-10-24 16:46 ` ahaslam at baylibre.com 2016-10-24 16:46 ` ahaslam-rdvid1DuHRBWk0Htik3J/w 2016-10-25 1:02 ` David Lechner 2016-10-25 1:02 ` David Lechner 2016-10-25 1:02 ` David Lechner 2016-10-25 9:56 ` Axel Haslam 2016-10-25 9:56 ` Axel Haslam 2016-10-25 9:56 ` Axel Haslam 2016-10-24 16:46 ` [PATCH/RFT v2 16/17] USB: ohci-da8xx: Allow probing from DT ahaslam 2016-10-24 16:46 ` ahaslam at baylibre.com 2016-10-24 16:46 ` ahaslam-rdvid1DuHRBWk0Htik3J/w 2016-10-25 0:53 ` David Lechner 2016-10-25 0:53 ` David Lechner 2016-10-25 0:53 ` David Lechner 2016-10-25 8:10 ` Axel Haslam 2016-10-25 8:10 ` Axel Haslam 2016-10-24 16:46 ` [PATCH/RFT v2 17/17] ARM: dts: da850: add usb device node ahaslam 2016-10-24 16:46 ` ahaslam at baylibre.com 2016-10-25 0:48 ` David Lechner 2016-10-25 0:48 ` David Lechner 2016-10-25 0:48 ` David Lechner 2016-10-25 8:03 ` Axel Haslam 2016-10-25 8:03 ` Axel Haslam 2016-10-25 8:03 ` Axel Haslam 2016-10-25 10:55 ` [PATCH/RFT v2 00/17] Add DT support for ohci-da8xx Sekhar Nori 2016-10-25 10:55 ` Sekhar Nori 2016-10-25 10:55 ` Sekhar Nori
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