[PATCH] ARM: dts: aspeed: anacapa: Add retimer EEPROMs
Andrew Jeffery
andrew at codeconstruct.com.au
Mon Feb 9 17:50:51 AEDT 2026
On Mon, 2026-02-02 at 10:29 +0800, Dirk Chen via B4 Relay wrote:
> From: Dirk Chen <dirkchen at amd.com>
>
> Add Atmel 24C2048 EEPROMs on i2c0 and i2c1 to support retimer
> configuration. Follow the same compatible string usage as the
> Facebook Harma platform to maintain consistency across Meta boards.
This description seems surprising.
Does the change reflect the hardware or not? What's the significance of
the consistency comment if so?
Andrew
>
> Signed-off-by: Dirk Chen <dirkchen at amd.com>
> ---
> arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa.dts | 12
> ++++++++++++
> 1 file changed, 12 insertions(+)
>
> diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa.dts
> b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa.dts
> index 221af858cb6b..b8d248d99d7c 100644
> --- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa.dts
> +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa.dts
> @@ -328,6 +328,12 @@ i2c0mux0ch3: i2c at 3 {
> #size-cells = <0>;
> };
> };
> +
> + eeprom at 50 {
> + compatible = "atmel,24c2048";
> + reg = <0x50>;
> + pagesize = <128>;
> + };
> };
>
> // R Bridge Board
> @@ -362,6 +368,12 @@ i2c1mux0ch3: i2c at 3 {
> #size-cells = <0>;
> };
> };
> +
> + eeprom at 50 {
> + compatible = "atmel,24c2048";
> + reg = <0x50>;
> + pagesize = <128>;
> + };
> };
>
> // MB - E1.S
>
> ---
> base-commit: 4c87cdd0328495759f6e9f9f4e1e53ef8032a76f
> change-id: 20260202-b4-anacapa-dts-fix-207ffe9a3b0c
>
> Best regards,
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