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

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Message-ID: <55B8CF60.2050305@xilinx.com>
Date:	Wed, 29 Jul 2015 15:04:32 +0200
From:	Michal Simek <michal.simek@...inx.com>
To:	Shubhrajyoti Datta <shubhrajyoti.datta@...il.com>,
	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

On 07/27/2015 12:01 PM, Shubhrajyoti Datta wrote:
> 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.

I was retesting that and 400k works on this emulation platform too. I
will send v2.

Thanks,
Michal

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