[PATCH] ARM: dts: stm32: Fix 512 MiB DRAM settings for DH STM32MP13xx DHCOR SoM

Patrice CHOTARD patrice.chotard at foss.st.com
Wed Dec 3 15:20:59 CET 2025



On 11/19/25 00:19, Marek Vasut wrote:
> Update DRAM chip type and density comment for 512 MiB DRAM settings for
> DH STM32MP13xx DHCOR DHSBC to match the chip on the SoM. No functional
> change.
> 
> Signed-off-by: Marek Vasut <marek.vasut at mailbox.org>
> ---
> Cc: Patrice Chotard <patrice.chotard at foss.st.com>
> Cc: Patrick Delaunay <patrick.delaunay at foss.st.com>
> Cc: Tom Rini <trini at konsulko.com>
> Cc: u-boot at dh-electronics.com
> Cc: u-boot at lists.denx.de
> Cc: uboot-stm32 at st-md-mailman.stormreply.com
> ---
>  arch/arm/dts/stm32mp13-ddr3-dhsom-1x2Gb-1066-binG.dtsi | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/arch/arm/dts/stm32mp13-ddr3-dhsom-1x2Gb-1066-binG.dtsi b/arch/arm/dts/stm32mp13-ddr3-dhsom-1x2Gb-1066-binG.dtsi
> index 7b344541c3e..b464c04aa2b 100644
> --- a/arch/arm/dts/stm32mp13-ddr3-dhsom-1x2Gb-1066-binG.dtsi
> +++ b/arch/arm/dts/stm32mp13-ddr3-dhsom-1x2Gb-1066-binG.dtsi
> @@ -3,13 +3,13 @@
>   * Copyright (C) 2025, DH electronics - All Rights Reserved
>   *
>   * STM32MP13xx DHSOM configuration
> - * 1x DDR3L 1Gb, 16-bit, 533MHz, Single Die Package in flyby topology.
> - * Reference used W631GU6MB15I from Winbond
> + * 1x DDR3L 4Gb, 16-bit, 533MHz, Single Die Package in flyby topology.
> + * Reference used W634GU6RB11I from Winbond
>   *
>   * DDR type / Platform	DDR3/3L
>   * freq		533MHz
>   * width	16
> - * datasheet	0  = W631GU6MB15I / DDR3-1333
> + * datasheet	0  = W634GU6RB11I / DDR3-1866
>   * DDR density	2
>   * timing mode	optimized
>   * address mapping : RBC

Reviewed-by: Patrice Chotard <patrice.chotard at foss.st.com>

Thanks
Patrice


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