From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rob Herring Subject: Re: [PATCH V5 25/30] dt-bindings: timer: C-SKY Multi-processor timer Date: Thu, 27 Sep 2018 12:35:26 -0500 Message-ID: <20180927173526.GA26777@bogus> References:

Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org To: Guo Ren Cc: akpm@linux-foundation.org, arnd@arndb.de, daniel.lezcano@linaro.org, davem@davemloft.net, gregkh@linuxfoundation.org, jason@lakedaemon.net, marc.zyngier@arm.com, mark.rutland@arm.com, mchehab+samsung@kernel.org, peterz@infradead.org, tglx@linutronix.de, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, devicetree@vger.kernel.org, green.hu@gmail.com, palmer@sifive.com List-Id: linux-arch.vger.kernel.org On Tue, Sep 25, 2018 at 07:39:28AM +0800, Guo Ren wrote: > - Dt-bingdings doc for C-SKY SMP system setting. > > Signed-off-by: Guo Ren > --- > .../devicetree/bindings/timer/csky,mptimer.txt | 46 ++++++++++++++++++++++ > 1 file changed, 46 insertions(+) > create mode 100644 Documentation/devicetree/bindings/timer/csky,mptimer.txt > > diff --git a/Documentation/devicetree/bindings/timer/csky,mptimer.txt b/Documentation/devicetree/bindings/timer/csky,mptimer.txt > new file mode 100644 > index 0000000..1e7e31d > --- /dev/null > +++ b/Documentation/devicetree/bindings/timer/csky,mptimer.txt > @@ -0,0 +1,46 @@ > +============================ > +C-SKY Multi-processors Timer > +============================ > + > +C-SKY multi-processors timer is designed for C-SKY SMP system and the > +regs is accessed by cpu co-processor 4 registers with mtcr/mfcr. > + > + - PTIM_CTLR "cr<0, 14>" Control reg to start reset timer. > + - PTIM_TSR "cr<1, 14>" Interrupt cleanup status reg. > + - PTIM_CCVR "cr<3, 14>" Current counter value reg. > + - PTIM_LVR "cr<6, 14>" Window value reg to triger next event. > + > +============================== > +timer node bindings definition > +============================== > + > + Description: Describes SMP timer > + > + PROPERTIES > + > + - compatible > + Usage: required > + Value type: > + Definition: must be "csky,mptimer" > + - clocks > + Usage: required > + Value type: > + Definition: must be input clk node > + - interrupts > + Usage: required > + Value type: > + Definition: must be timer irq num defined by soc > + - interrupt-parent: Drop this. It is implied and could be in the parent node. > + Usage: required > + Value type: > + Definition: must be interrupt controller node > + > +Examples: > +--------- > + > + timer: timer { > + compatible = "csky,mptimer"; > + clocks = <&dummy_apb_clk>; > + interrupts = <16>; > + interrupt-parent = <&intc>; > + }; > -- > 2.7.4 > From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-oi1-f193.google.com ([209.85.167.193]:43489 "EHLO mail-oi1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727622AbeI0Xys (ORCPT ); Thu, 27 Sep 2018 19:54:48 -0400 Date: Thu, 27 Sep 2018 12:35:26 -0500 From: Rob Herring Subject: Re: [PATCH V5 25/30] dt-bindings: timer: C-SKY Multi-processor timer Message-ID: <20180927173526.GA26777@bogus> References:

MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: linux-arch-owner@vger.kernel.org List-ID: To: Guo Ren Cc: akpm@linux-foundation.org, arnd@arndb.de, daniel.lezcano@linaro.org, davem@davemloft.net, gregkh@linuxfoundation.org, jason@lakedaemon.net, marc.zyngier@arm.com, mark.rutland@arm.com, mchehab+samsung@kernel.org, peterz@infradead.org, tglx@linutronix.de, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, devicetree@vger.kernel.org, green.hu@gmail.com, palmer@sifive.com Message-ID: <20180927173526.vk6787jwywQ55-BmEm2TrzlW8HuKNt-VQHH3Hq-TbNQ@z> On Tue, Sep 25, 2018 at 07:39:28AM +0800, Guo Ren wrote: > - Dt-bingdings doc for C-SKY SMP system setting. > > Signed-off-by: Guo Ren > --- > .../devicetree/bindings/timer/csky,mptimer.txt | 46 ++++++++++++++++++++++ > 1 file changed, 46 insertions(+) > create mode 100644 Documentation/devicetree/bindings/timer/csky,mptimer.txt > > diff --git a/Documentation/devicetree/bindings/timer/csky,mptimer.txt b/Documentation/devicetree/bindings/timer/csky,mptimer.txt > new file mode 100644 > index 0000000..1e7e31d > --- /dev/null > +++ b/Documentation/devicetree/bindings/timer/csky,mptimer.txt > @@ -0,0 +1,46 @@ > +============================ > +C-SKY Multi-processors Timer > +============================ > + > +C-SKY multi-processors timer is designed for C-SKY SMP system and the > +regs is accessed by cpu co-processor 4 registers with mtcr/mfcr. > + > + - PTIM_CTLR "cr<0, 14>" Control reg to start reset timer. > + - PTIM_TSR "cr<1, 14>" Interrupt cleanup status reg. > + - PTIM_CCVR "cr<3, 14>" Current counter value reg. > + - PTIM_LVR "cr<6, 14>" Window value reg to triger next event. > + > +============================== > +timer node bindings definition > +============================== > + > + Description: Describes SMP timer > + > + PROPERTIES > + > + - compatible > + Usage: required > + Value type: > + Definition: must be "csky,mptimer" > + - clocks > + Usage: required > + Value type: > + Definition: must be input clk node > + - interrupts > + Usage: required > + Value type: > + Definition: must be timer irq num defined by soc > + - interrupt-parent: Drop this. It is implied and could be in the parent node. > + Usage: required > + Value type: > + Definition: must be interrupt controller node > + > +Examples: > +--------- > + > + timer: timer { > + compatible = "csky,mptimer"; > + clocks = <&dummy_apb_clk>; > + interrupts = <16>; > + interrupt-parent = <&intc>; > + }; > -- > 2.7.4 >