From: Rob Herring <robh@kernel.org>
To: Michel Pollet <michel.pollet@bp.renesas.com>
Cc: linux-renesas-soc@vger.kernel.org,
Simon Horman <horms@verge.net.au>,
phil.edworthy@renesas.com,
Michel Pollet <buserror+upstream@gmail.com>,
Magnus Damm <magnus.damm@gmail.com>,
Mark Rutland <mark.rutland@arm.com>,
Lee Jones <lee.jones@linaro.org>,
Russell King <linux@armlinux.org.uk>,
Sebastian Reichel <sre@kernel.org>,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, linux-pm@vger.kernel.org
Subject: Re: [PATCH v3 2/8] DT: reset: renesas,rzn1-reboot: document RZ/N1 reboot driver
Date: Mon, 9 Apr 2018 15:10:27 -0500 [thread overview]
Message-ID: <20180409201027.ydlvyx72mrt5fphh@rob-hp-laptop> (raw)
In-Reply-To: <1522309629-10152-3-git-send-email-michel.pollet@bp.renesas.com>
On Thu, Mar 29, 2018 at 08:46:58AM +0100, Michel Pollet wrote:
> The Renesas RZ/N1 Family (Part #R9A06G0xx) requires a driver
> as part of the sysctrl MFD to handle rebooting the CA7 cores.
> This documents the driver bindings.
>
> Signed-off-by: Michel Pollet <michel.pollet@bp.renesas.com>
> ---
> .../bindings/power/renesas,rzn1-reboot.txt | 20 ++++++++++++++++++++
> 1 file changed, 20 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/power/renesas,rzn1-reboot.txt
>
> diff --git a/Documentation/devicetree/bindings/power/renesas,rzn1-reboot.txt b/Documentation/devicetree/bindings/power/renesas,rzn1-reboot.txt
> new file mode 100644
> index 0000000..f592769
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/power/renesas,rzn1-reboot.txt
> @@ -0,0 +1,20 @@
> +DT bindings for the Renesas RZ/N1 Reboot Driver
> +
> +== Reboot Driver Node ==
> +
> +The reboot driver is always a subnode of the system controller node, see
> +renesas,rzn1-sysctrl.txt for details.
> +
> +Bindings:
> ++ Required:
> + compatible = "renesas,rzn1-reboot";
> +
> +Example:
> + sysctrl: sysctrl@4000c000 {
> + compatible = "renesas,rzn1-sysctrl", "syscon", "simple-mfd";
Are there other functions for this block? If so, please define a
complete binding for the block.
> + reg = <0x4000c000 0x1000>;
> +
> + reboot {
> + compatible = "renesas,rzn1-reboot";
Why is this node needed? The driver for "renesas,rzn1-sysctrl" should
be able to register as a reboot handler/driver/provider.
Rob
next prev parent reply other threads:[~2018-04-09 20:10 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-29 7:46 [PATCH v3 0/8] arm: Base support for Renesas RZN1D-DB Board Michel Pollet
2018-03-29 7:46 ` [PATCH v3 1/8] DT: mfd: renesas,rzn1-sysctrl: document RZ/N1 sysctrl node Michel Pollet
2018-03-30 7:58 ` Geert Uytterhoeven
2018-03-29 7:46 ` [PATCH v3 2/8] DT: reset: renesas,rzn1-reboot: document RZ/N1 reboot driver Michel Pollet
2018-03-30 8:01 ` Geert Uytterhoeven
2018-04-09 20:10 ` Rob Herring [this message]
2018-04-10 7:08 ` Michel Pollet
2018-03-29 7:46 ` [PATCH v3 3/8] DT: arm: renesas,rzn1: add the RZ/N1 SoC and RZN1D-DB board Michel Pollet
2018-03-30 8:06 ` Geert Uytterhoeven
2018-03-29 7:47 ` [PATCH v3 4/8] reset: Renesas RZ/N1 reboot driver Michel Pollet
2018-03-29 11:12 ` Michel Pollet
2018-03-29 7:47 ` [PATCH v3 5/8] arm: shmobile: Add the RZ/N1 arch to the shmobile Kconfig Michel Pollet
2018-03-30 7:18 ` Simon Horman
2018-03-30 9:34 ` kbuild test robot
2018-03-29 7:47 ` [PATCH v3 6/8] DT: arm: Add Renesas RZ/N1 SoC base device tree file Michel Pollet
2018-03-29 11:04 ` jacopo mondi
2018-03-30 7:25 ` Simon Horman
2018-03-31 16:20 ` jacopo mondi
2018-03-30 8:10 ` Geert Uytterhoeven
2018-03-29 7:47 ` [PATCH v3 7/8] DT: arm: Add Renesas RZN1D-DB Board base file Michel Pollet
2018-03-30 7:26 ` Simon Horman
2018-03-29 7:47 ` [PATCH v3 8/8] DT: arm: Add the RZN1D-DB Board to Renesas Makefile target Michel Pollet
2018-03-30 7:27 ` Simon Horman
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