linux-kernel - Re: [PATCH 7/7] ARM64: zynqmp: Add eeprom memories on i2c bus

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Message-ID: <CAKfKVtG-Uq0aJYnLqACO30mNj=D7+7y5skhf8JSqnWAgoJNk7w@mail.gmail.com>
Date:	Mon, 27 Jul 2015 15:31:02 +0530
From:	Shubhrajyoti Datta <shubhrajyoti.datta@...il.com>
To:	Michal Simek <michal.simek@...inx.com>
Cc:	linux-arm-kernel@...ts.infradead.org,
	Mark Rutland <mark.rutland@....com>,
	devicetree@...r.kernel.org, monstr@...str.eu,
	Pawel Moll <pawel.moll@....com>, Arnd Bergmann <arnd@...db.de>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Catalin Marinas <catalin.marinas@....com>,
	Will Deacon <will.deacon@....com>,
	linux-kernel@...r.kernel.org, Rob Herring <robh+dt@...nel.org>,
	Kumar Gala <galak@...eaurora.org>,
	Suneel Garapati <suneel.garapati@...inx.com>,
	Sören Brinkmann <soren.brinkmann@...inx.com>
Subject: Re: [PATCH 7/7] ARM64: zynqmp: Add eeprom memories on i2c bus

Hi,

On Mon, Jul 27, 2015 at 3:18 PM, Michal Simek <michal.simek@...inx.com> wrote:
> Add i2c eeprom memories on i2c bus.
>
> Signed-off-by: Michal Simek <michal.simek@...inx.com>
> ---
>
>  arch/arm64/boot/dts/xilinx/zynqmp-ep108.dts | 18 ++++++++++++++++++
>  1 file changed, 18 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-ep108.dts b/arch/arm64/boot/dts/xilinx/zynqmp-ep108.dts
> index 206e18eca2fb..47debdcbefbf 100644
> --- a/arch/arm64/boot/dts/xilinx/zynqmp-ep108.dts
> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-ep108.dts
> @@ -36,6 +36,24 @@
>         status = "okay";
>  };
>
> +&i2c0 {
> +       status = "okay";
> +       clock-frequency = <100000>;
If I am not wrong eeprom could work at 400k Could we make that as the speed.

> +       eeprom@54 {
> +               compatible = "at,24c64";
> +               reg = <0x54>;
> +       };
> +};
> +
> +&i2c1 {
> +       status = "okay";
> +       clock-frequency = <100000>;
> +       eeprom@55 {
> +               compatible = "at,24c64";
> +               reg = <0x55>;
> +       };
> +};
> +
>  &gem0 {
>         status = "okay";
>         phy-handle = <&phy0>;
> --
> 2.3.5
>
>
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@...ts.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
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