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: Mon, 29 Jun 2015 14:50:22 +0200 [thread overview]
Message-ID: <55913F0E.6080604@free-electrons.com> (raw)
In-Reply-To: <1434631121-32014-3-git-send-email-thomas.petazzoni@free-electrons.com>
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>
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:[~2015-06-29 12:50 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 [this message]
2015-07-09 13:20 ` Gregory CLEMENT
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
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=55913F0E.6080604@free-electrons.com \
--to=gregory.clement@free-electrons$(echo .)com \
--cc=linux-arm-kernel@lists$(echo .)infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox