[PATCH 2/3] ARM: mvebu: update EEPROM description of Armada 388 GP
Gregory CLEMENT
gregory.clement at free-electrons.com
Mon Jun 29 05:50:22 PDT 2015
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 at free-electrons.com>
Acked-by: Gregory CLEMENT <gregory.clement at 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
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