From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
	id S932765AbcFOMtI (ORCPT <rfc822;w@1wt.eu>);
	Wed, 15 Jun 2016 08:49:08 -0400
Received: from mail-wm0-f46.google.com ([74.125.82.46]:36830 "EHLO
	mail-wm0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
	with ESMTP id S932439AbcFOMtE (ORCPT
	<rfc822;linux-kernel@vger.kernel.org>);
	Wed, 15 Jun 2016 08:49:04 -0400
Date: Wed, 15 Jun 2016 13:49:43 +0100
From: Lee Jones <lee.jones@linaro.org>
To: Chen-Yu Tsai <wens@csie.org>
Cc: Mark Brown <broonie@kernel.org>, Alessandro Zummo <a.zummo@towertech.it>,
        Alexandre Belloni <alexandre.belloni@free-electrons.com>,
        Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>,
        Mark Rutland <mark.rutland@arm.com>,
        Ian Campbell <ijc+devicetree@hellion.org.uk>,
        Kumar Gala <galak@codeaurora.org>,
        Maxime Ripard <maxime.ripard@free-electrons.com>,
        Michael Turquette <mturquette@baylibre.com>,
        Stephen Boyd <sboyd@codeaurora.org>, rtc-linux@googlegroups.com,
        linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org
Subject: Re: [PATCH v2 02/10] mfd: ac100: Add device tree bindings for
 X-Powers AC100 codec/RTC combo IC
Message-ID: <20160615124943.GE4948@dell>
References: <1465986467-14802-1-git-send-email-wens@csie.org>
 <1465986467-14802-3-git-send-email-wens@csie.org>
MIME-Version: 1.0
Content-Type: text/plain; charset=utf-8
Content-Disposition: inline
Content-Transfer-Encoding: 8bit
In-Reply-To: <1465986467-14802-3-git-send-email-wens@csie.org>
User-Agent: Mutt/1.5.24 (2015-08-30)
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

On Wed, 15 Jun 2016, Chen-Yu Tsai wrote:

> Signed-off-by: Chen-Yu Tsai <wens@csie.org>
> ---
>  Documentation/devicetree/bindings/mfd/ac100.txt | 42 +++++++++++++++++++++++++
>  1 file changed, 42 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/mfd/ac100.txt
> 
> diff --git a/Documentation/devicetree/bindings/mfd/ac100.txt b/Documentation/devicetree/bindings/mfd/ac100.txt
> new file mode 100644
> index 000000000000..fbab623e6fba
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mfd/ac100.txt
> @@ -0,0 +1,42 @@
> +X-Powers AC100 Codec/RTC IC device tree bindings
> +
> +AC100 is a audio codec and RTC subsystem combo IC. The 2 parts are
> +separated, including power supplies and interrupt lines, but share
> +a common register address space and host interface.
> +
> +Required properties:
> +- compatible: "x-powers,ac100"
> +- reg: The I2C slave address or RSB hardware address for the chip
> +- sub-nodes:
> +  - codec
> +    - compatible: "x-powers,ac100-codec"
> +    - interrupt-parent: The parent interrupt controller
> +    - interrupts: SoC NMI / GPIO interrupt connected to the IRQ_AUDIO pin
> +  - rtc
> +    - compatible: "x-powers,ac100-rtc"
> +    - interrupt-parent: The parent interrupt controller
> +    - interrupts: SoC NMI / GPIO interrupt connected to the IRQ_RTC pin
> +    - #clock-cells: shall be 1
> +    - clock-output-names: "cko1_rtc", "cko2_rtc", "cko3_rtc"
> +    - see clock/clock-bindings.txt for common clock bindings
> +
> +Example:
> +
> +ac100: codec@e89 {
> +	compatible = "x-powers,ac100";
> +	reg = <0xe89>;
> +
> +	ac100_codec {
> +		compatible = "x-powers,ac100-codec";
> +		interrupt-parent = <&nmi_intc>;
> +		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
> +	};
> +
> +	ac100_rtc {
> +		compatible = "x-powers,ac100-rtc";
> +		interrupt-parent = <&nmi_intc>;
> +		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;

Isn't this the same interrupt as above?  Is it shared?

> +		#clock-cells = <1>;
> +		clock-output-names = "cko1_rtc", "cko2_rtc", "cko3_rtc";
> +	};
> +};

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog