From: Rob Herring <robh@kernel.org>
To: ren_guo@c-sky.com
Cc: linux-arch@vger.kernel.org,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
Daniel Lezcano <daniel.lezcano@linaro.org>,
Jason Cooper <jason@lakedaemon.net>,
Arnd Bergmann <arnd@arndb.de>,
c-sky_gcc_upstream@c-sky.com, gnu-csky@mentor.com,
thomas.petazzoni@bootlin.com, wbx@uclibc-ng.org,
Greentime Hu <green.hu@gmail.com>
Subject: Re: [PATCH V3 21/26] dt-bindings: interrupt-controller: C-SKY APB intc
Date: Wed, 5 Sep 2018 19:43:10 -0500 [thread overview]
Message-ID: <CABGGiswB5OUU7JDP+-s3s8ONkXZY2AAvSijQedsNtZ6p8LqZeA@mail.gmail.com> (raw)
Message-ID: <20180906004310.dIZsafKU62U5xtT-3YY0sVRYbsgSM-Y1CbgUBSkb6-Y@z> (raw)
In-Reply-To: <62dae1828ade759584bbf1507fe4a9e69d247a50.1536138304.git.ren_guo@c-sky.com>
On Wed, Sep 5, 2018 at 7:10 AM Guo Ren <ren_guo@c-sky.com> wrote:
>
> Signed-off-by: Guo Ren <ren_guo@c-sky.com>
> ---
> .../interrupt-controller/csky,apb-intc.txt | 45 ++++++++++++++++++++++
> 1 file changed, 45 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/interrupt-controller/csky,apb-intc.txt
>
> diff --git a/Documentation/devicetree/bindings/interrupt-controller/csky,apb-intc.txt b/Documentation/devicetree/bindings/interrupt-controller/csky,apb-intc.txt
> new file mode 100644
> index 0000000..faa482c
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/interrupt-controller/csky,apb-intc.txt
> @@ -0,0 +1,45 @@
> +==============================
> +C-SKY APB Interrupt Controller
> +==============================
> +
> +C-SKY APB Interrupt Controller is a simple soc interrupt controller
> +on the apb bus and we only use it as root irq controller.
> +
> + - csky,apb-intc is used in a lot of csky fpgas and socs, it support 64 irq nums.
> + - csky,dual-apb-intc consists of 2 apb-intc and 128 irq nums supported.
Can't this be described in DT as 2 csky,apb-intc nodes?
> + - csky,gx6605s-intc is gx6605s soc internal irq interrupt controller, 64 irq nums.
> +
> +=============================
> +intc node bindings definition
> +=============================
> +
> + Description: Describes APB interrupt controller
> +
> + PROPERTIES
> +
> + - compatible
> + Usage: required
> + Value type: <string>
> + Definition: must be "csky,apb-intc"
> + "csky,dual-apb-intc"
> + "csky,gx6605s-intc"
> + - interrupt-cells
#interrupt-cells
> + Usage: required
> + Value type: <u32>
> + Definition: must be <1>
No edge or level configuration?
> + - reg
> + Usage: required
> + Value type: <u32 u32>
> + Definition: <phyaddr size> in soc from cpu view
> + - interrupt-controller:
> + Usage: required
> +
> +Examples:
> +---------
> +
> + intc: interrupt-controller {
Needs a unit-address.
> + compatible = "csky,apb-intc";
> + #interrupt-cells = <1>;
> + reg = <0x00500000 0x400>;
> + interrupt-controller;
> + };
> --
> 2.7.4
>
next prev parent reply other threads:[~2018-09-06 5:16 UTC|newest]
Thread overview: 134+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-05 12:07 [PATCH V3 00/26] C-SKY(csky) Linux Kernel Port Guo Ren
2018-09-05 12:07 ` Guo Ren
2018-09-05 12:07 ` [PATCH V3 01/26] csky: Build infrastructure Guo Ren
2018-09-05 12:07 ` Guo Ren
2018-09-05 12:07 ` [PATCH V3 02/26] csky: defconfig Guo Ren
2018-09-05 12:07 ` Guo Ren
2018-09-06 13:58 ` Arnd Bergmann
2018-09-06 13:58 ` Arnd Bergmann
2018-09-07 1:43 ` Guo Ren
2018-09-07 1:43 ` Guo Ren
2018-09-05 12:07 ` [PATCH V3 03/26] csky: Kernel booting Guo Ren
2018-09-05 12:07 ` Guo Ren
2018-09-05 12:07 ` [PATCH V3 04/26] csky: Exception handling Guo Ren
2018-09-05 12:07 ` Guo Ren
2018-09-05 12:07 ` [PATCH V3 05/26] csky: System Call Guo Ren
2018-09-05 12:07 ` Guo Ren
2018-09-06 14:10 ` Arnd Bergmann
2018-09-06 14:10 ` Arnd Bergmann
2018-09-07 1:47 ` Guo Ren
2018-09-07 1:47 ` Guo Ren
2018-09-05 12:07 ` [PATCH V3 06/26] csky: Cache and TLB routines Guo Ren
2018-09-05 12:07 ` Guo Ren
2018-09-06 14:31 ` Arnd Bergmann
2018-09-06 14:31 ` Arnd Bergmann
2018-09-07 3:04 ` Guo Ren
2018-09-07 3:04 ` Guo Ren
2018-09-07 8:14 ` Arnd Bergmann
2018-09-07 8:14 ` Arnd Bergmann
2018-09-07 12:55 ` Guo Ren
2018-09-07 12:55 ` Guo Ren
2018-09-07 14:13 ` Arnd Bergmann
2018-09-07 14:13 ` Arnd Bergmann
2018-09-08 2:20 ` Guo Ren
2018-09-08 2:20 ` Guo Ren
2018-09-05 12:07 ` [PATCH V3 07/26] csky: MMU and page table management Guo Ren
2018-09-05 12:07 ` Guo Ren
2018-09-05 12:07 ` [PATCH V3 08/26] csky: Process management and Signal Guo Ren
2018-09-05 12:07 ` Guo Ren
2018-09-05 12:07 ` [PATCH V3 09/26] csky: VDSO and rt_sigreturn Guo Ren
2018-09-05 12:07 ` Guo Ren
2018-09-06 14:02 ` Arnd Bergmann
2018-09-06 14:02 ` Arnd Bergmann
2018-09-07 3:07 ` Guo Ren
2018-09-07 3:07 ` Guo Ren
2018-09-05 12:07 ` [PATCH V3 10/26] csky: IRQ handling Guo Ren
2018-09-05 12:07 ` Guo Ren
2018-09-06 13:39 ` Thomas Gleixner
2018-09-06 13:39 ` Thomas Gleixner
2018-09-10 7:30 ` Guo Ren
2018-09-10 7:30 ` Guo Ren
2018-09-05 12:07 ` [PATCH V3 11/26] csky: Atomic operations Guo Ren
2018-09-05 12:07 ` Guo Ren
2018-09-05 12:07 ` [PATCH V3 12/26] csky: ELF and module probe Guo Ren
2018-09-05 12:07 ` Guo Ren
2018-09-05 12:07 ` [PATCH V3 13/26] csky: Library functions Guo Ren
2018-09-05 12:07 ` Guo Ren
2018-09-06 14:24 ` Arnd Bergmann
2018-09-06 14:24 ` Arnd Bergmann
2018-09-06 15:50 ` Geert Uytterhoeven
2018-09-06 15:50 ` Geert Uytterhoeven
2018-09-07 5:14 ` Guo Ren
2018-09-07 5:14 ` Guo Ren
2018-09-07 5:08 ` Guo Ren
2018-09-07 5:08 ` Guo Ren
2018-09-05 12:07 ` [PATCH V3 14/26] csky: User access Guo Ren
2018-09-05 12:07 ` Guo Ren
2018-09-05 12:07 ` [PATCH V3 15/26] csky: Debug and Ptrace GDB Guo Ren
2018-09-05 12:07 ` Guo Ren
2018-09-05 12:07 ` [PATCH V3 16/26] csky: SMP support Guo Ren
2018-09-05 12:07 ` Guo Ren
2018-09-05 12:07 ` [PATCH V3 17/26] csky: Misc headers Guo Ren
2018-09-05 12:07 ` Guo Ren
2018-09-06 14:16 ` Arnd Bergmann
2018-09-06 14:16 ` Arnd Bergmann
2018-09-07 5:17 ` Guo Ren
2018-09-07 5:17 ` Guo Ren
2018-09-07 8:01 ` Arnd Bergmann
2018-09-07 8:01 ` Arnd Bergmann
2018-09-07 8:08 ` Guo Ren
2018-09-07 8:08 ` Guo Ren
2018-09-05 12:07 ` [PATCH V3 18/26] dt-bindings: csky CPU Bindings Guo Ren
2018-09-05 12:07 ` Guo Ren
2018-09-06 0:37 ` Rob Herring
2018-09-06 0:37 ` Rob Herring
2018-09-06 1:49 ` Guo Ren
2018-09-06 1:49 ` Guo Ren
2018-09-05 12:07 ` [PATCH V3 19/26] dt-bindings: timer: gx6605s SOC timer Guo Ren
2018-09-05 12:07 ` Guo Ren
2018-09-06 0:47 ` Rob Herring
2018-09-06 0:47 ` Rob Herring
2018-09-06 2:02 ` Guo Ren
2018-09-06 2:02 ` Guo Ren
2018-09-07 6:41 ` Guo Ren
2018-09-07 6:41 ` Guo Ren
2018-09-05 12:07 ` [PATCH V3 20/26] dt-bindings: timer: C-SKY Multi-processor timer Guo Ren
2018-09-05 12:07 ` Guo Ren
2018-09-05 12:08 ` [PATCH V3 21/26] dt-bindings: interrupt-controller: C-SKY APB intc Guo Ren
2018-09-05 12:08 ` Guo Ren
2018-09-06 0:43 ` Rob Herring [this message]
2018-09-06 0:43 ` Rob Herring
2018-09-06 2:12 ` Guo Ren
2018-09-06 2:12 ` Guo Ren
2018-09-06 13:05 ` Arnd Bergmann
2018-09-06 13:05 ` Arnd Bergmann
2018-09-07 5:40 ` Guo Ren
2018-09-07 5:40 ` Guo Ren
2018-09-07 15:13 ` Rob Herring
2018-09-07 15:13 ` Rob Herring
2018-09-08 2:05 ` Guo Ren
2018-09-08 2:05 ` Guo Ren
2018-09-05 12:08 ` [PATCH V3 22/26] dt-bindings: interrupt-controller: C-SKY SMP intc Guo Ren
2018-09-05 12:08 ` Guo Ren
2018-09-06 0:45 ` Rob Herring
2018-09-06 0:45 ` Rob Herring
2018-09-06 2:23 ` Guo Ren
2018-09-06 2:23 ` Guo Ren
2018-09-06 13:03 ` Arnd Bergmann
2018-09-06 13:03 ` Arnd Bergmann
2018-09-07 6:07 ` Guo Ren
2018-09-07 6:07 ` Guo Ren
2018-09-05 12:08 ` [PATCH V3 23/26] clocksource: add gx6605s SOC system timer Guo Ren
2018-09-05 12:08 ` Guo Ren
2018-09-05 12:08 ` [PATCH V3 24/26] clocksource: add C-SKY SMP timer Guo Ren
2018-09-05 12:08 ` Guo Ren
2018-09-05 12:08 ` [PATCH V3 25/26] clocksource: add C-SKY timers' build infrastructure Guo Ren
2018-09-05 12:08 ` Guo Ren
2018-09-05 12:08 ` [PATCH V3 26/26] irqchip: add C-SKY irqchip drivers Guo Ren
2018-09-05 12:08 ` Guo Ren
2018-09-06 14:35 ` [PATCH V3 00/26] C-SKY(csky) Linux Kernel Port Arnd Bergmann
2018-09-06 14:35 ` Arnd Bergmann
2018-09-07 2:08 ` Guenter Roeck
2018-09-07 2:08 ` Guenter Roeck
2018-09-07 6:40 ` Guo Ren
2018-09-07 6:40 ` Guo Ren
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