From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joao Pinto Subject: Re: [PATCH net-next v3] bindings: net: stmmac: add missing note about LPI interrupt Date: Wed, 19 Apr 2017 16:22:10 +0100 Message-ID: References: <20170418123955.21335-1-niklass@axis.com> Mime-Version: 1.0 Content-Type: text/plain; charset="windows-1252" Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20170418123955.21335-1-niklass@axis.com> Sender: linux-kernel-owner@vger.kernel.org To: Niklas Cassel , Rob Herring , Mark Rutland , "David S. Miller" , Joao Pinto , Niklas Cassel , Alexandre TORGUE , Giuseppe CAVALLARO , Thierry Reding , Eric Engestrom Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org List-Id: devicetree@vger.kernel.org Hi Niklas, Ās 1:39 PM de 4/18/2017, Niklas Cassel escreveu: > From: Niklas Cassel > > The hardware has a LPI interrupt. > There is already code in the stmmac driver to parse and handle the > interrupt. However, this information was missing from the DT binding. > > At the same time, improve the description of the existing interrupts. > > Signed-off-by: Niklas Cassel > --- > Documentation/devicetree/bindings/net/stmmac.txt | 13 ++++++++----- > 1 file changed, 8 insertions(+), 5 deletions(-) > > diff --git a/Documentation/devicetree/bindings/net/stmmac.txt b/Documentation/devicetree/bindings/net/stmmac.txt > index f652b0c384ce..c3a7be6615c5 100644 > --- a/Documentation/devicetree/bindings/net/stmmac.txt > +++ b/Documentation/devicetree/bindings/net/stmmac.txt > @@ -7,9 +7,12 @@ Required properties: > - interrupt-parent: Should be the phandle for the interrupt controller > that services interrupts for this device > - interrupts: Should contain the STMMAC interrupts > -- interrupt-names: Should contain the interrupt names "macirq" > - "eth_wake_irq" if this interrupt is supported in the "interrupts" > - property > +- interrupt-names: Should contain a list of interrupt names corresponding to > + the interrupts in the interrupts property, if available. > + Valid interrupt names are: > + - "macirq" (combined signal for various interrupt events) > + - "eth_wake_irq" (the interrupt to manage the remote wake-up packet detection) > + - "eth_lpi" (the interrupt that occurs when Tx or Rx enters/exits LPI state) > - phy-mode: See ethernet.txt file in the same directory. > - snps,reset-gpio gpio number for phy reset. > - snps,reset-active-low boolean flag to indicate if phy reset is active low. > @@ -152,8 +155,8 @@ Examples: > compatible = "st,spear600-gmac"; > reg = <0xe0800000 0x8000>; > interrupt-parent = <&vic1>; > - interrupts = <24 23>; > - interrupt-names = "macirq", "eth_wake_irq"; > + interrupts = <24 23 22>; > + interrupt-names = "macirq", "eth_wake_irq", "eth_lpi"; > mac-address = [000000000000]; /* Filled in by U-Boot */ > max-frame-size = <3800>; > phy-mode = "gmii"; > Acked-By: Joao Pinto Regards!