From: gregory.clement@free-electrons•com (Gregory CLEMENT)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH 2/3] ARM: mvebu: update EEPROM description of Armada 388 GP
Date: Thu, 09 Jul 2015 15:20:19 +0200 [thread overview]
Message-ID: <559E7513.7080307@free-electrons.com> (raw)
In-Reply-To: <55913F0E.6080604@free-electrons.com>
Hi Thomas,
On 29/06/2015 14:50, Gregory CLEMENT wrote:
> Hi Thomas,
>
> On 18/06/2015 14:38, Thomas Petazzoni wrote:
>> Contrary to what the Device Tree indicates, the EEPROM at 0x54 is not
>> populated, so we get rid of this comment.
>>
>> However, there is an EEPROM at 0x57, so we add support for this
>> AT24C64 EEPROM:
>>
>> $ hexdump -C /sys/bus/i2c/devices/0-0057/eeprom
>> 00000000 0c ff f3 ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
>> 00000010 ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
>> *
>> 00002000
>>
>> Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons•com>
>
> Acked-by: Gregory CLEMENT <gregory.clement@free-electrons•com>
>
applied on mvebu/dt
Thanks,
Gregory
>
> Thanks,
>
> Gregory
>
>> ---
>> arch/arm/boot/dts/armada-388-gp.dts | 8 ++++----
>> 1 file changed, 4 insertions(+), 4 deletions(-)
>>
>> diff --git a/arch/arm/boot/dts/armada-388-gp.dts b/arch/arm/boot/dts/armada-388-gp.dts
>> index 5164b9a..fc1ee3e 100644
>> --- a/arch/arm/boot/dts/armada-388-gp.dts
>> +++ b/arch/arm/boot/dts/armada-388-gp.dts
>> @@ -81,10 +81,6 @@
>> pinctrl-0 = <&i2c0_pins>;
>> status = "okay";
>> clock-frequency = <100000>;
>> - /*
>> - * The EEPROM located at adresse 54 is needed
>> - * for the boot - DO NOT ERASE IT -
>> - */
>>
>> expander0: pca9555 at 20 {
>> compatible = "nxp,pca9555";
>> @@ -111,6 +107,10 @@
>> reg = <0x21>;
>> };
>>
>> + eeprom at 57 {
>> + compatible = "atmel,24c64";
>> + reg = <0x57>;
>> + };
>> };
>>
>> serial at 12000 {
>>
>
>
--
Gregory Clement, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com
next prev parent reply other threads:[~2015-07-09 13:20 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-18 12:38 [PATCH 0/3] ARM: mvebu: minor improvements to Armada 388 GP support Thomas Petazzoni
2015-06-18 12:38 ` [PATCH 1/3] ARM: mvebu: fix description of pwr-sata0 regulator on Armada 388 GP Thomas Petazzoni
2015-06-29 12:46 ` Gregory CLEMENT
2015-07-09 13:20 ` Gregory CLEMENT
2015-06-18 12:38 ` [PATCH 2/3] ARM: mvebu: update EEPROM description of " Thomas Petazzoni
2015-06-29 12:50 ` Gregory CLEMENT
2015-07-09 13:20 ` Gregory CLEMENT [this message]
2015-06-18 12:38 ` [PATCH 3/3] ARM: mvebu: update mvebu_v7_defconfig with features needed for " Thomas Petazzoni
2015-06-29 12:51 ` Gregory CLEMENT
2015-07-09 13:32 ` Gregory CLEMENT
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