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From: Sascha Hauer <s.hauer@pengutronix.de>
To: Daniel Schultz <d.schultz@phytec.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH] ARM: boards: phytec-som-am335x: Revert unified MLO for 1GB
Date: Fri, 5 Jan 2018 15:51:17 +0100	[thread overview]
Message-ID: <20180105145117.ib6ctayjeqhvxed4@pengutronix.de> (raw)
In-Reply-To: <1513929834-38500-1-git-send-email-d.schultz@phytec.de>

On Fri, Dec 22, 2017 at 09:03:54AM +0100, Daniel Schultz wrote:
> There is a problem in the data path between 1GB RAM devices and the
> core, which leads to wrong read operations after DDR initialization
> in soft resets. This needs more investigation, but until we didn't
> found the problem, we will return to the origin MLO for 1GB RAM devices
> with static RAM timings and without memory access.
> 
> Signed-off-by: Daniel Schultz <d.schultz@phytec.de>

Applied to master, thanks

Sascha

> ---
>  arch/arm/boards/phytec-som-am335x/lowlevel.c | 1 +
>  images/Makefile.am33xx                       | 6 ++++++
>  2 files changed, 7 insertions(+)
> 
> diff --git a/arch/arm/boards/phytec-som-am335x/lowlevel.c b/arch/arm/boards/phytec-som-am335x/lowlevel.c
> index bdd7b30..4b74789 100644
> --- a/arch/arm/boards/phytec-som-am335x/lowlevel.c
> +++ b/arch/arm/boards/phytec-som-am335x/lowlevel.c
> @@ -245,6 +245,7 @@ PHYTEC_ENTRY_MLO(start_am33xx_phytec_phycore_sram_128mb, am335x_phytec_phycore_s
>  PHYTEC_ENTRY_MLO(start_am33xx_phytec_phycore_sram_256mb, am335x_phytec_phycore_som_mlo, PHYCORE_MT41J128M16125IT_256MB);
>  PHYTEC_ENTRY_MLO(start_am33xx_phytec_phycore_sram_512mb, am335x_phytec_phycore_som_mlo, PHYCORE_MT41J256M16HA15EIT_512MB);
>  PHYTEC_ENTRY_MLO(start_am33xx_phytec_phycore_sram_2x512mb, am335x_phytec_phycore_som_mlo, PHYCORE_MT41J512M8125IT_2x512MB);
> +PHYTEC_ENTRY_MLO(start_am33xx_phytec_phycore_r2_sram_1024mb, am335x_phytec_phycore_som_mlo, PHYCORE_R2_MT41K512M16HA125IT_1024MB);
>  PHYTEC_ENTRY_UNIFIED_MLO(start_am33xx_phytec_phycore_r2_sram, am335x_phytec_phycore_som_mlo, PHYCORE_R2);
>  PHYTEC_ENTRY(start_am33xx_phytec_phycore_nand_sdram, am335x_phytec_phycore_som_nand);
>  PHYTEC_ENTRY(start_am33xx_phytec_phycore_emmc_sdram, am335x_phytec_phycore_som_emmc);
> diff --git a/images/Makefile.am33xx b/images/Makefile.am33xx
> index 3f29143..50fa019 100644
> --- a/images/Makefile.am33xx
> +++ b/images/Makefile.am33xx
> @@ -51,6 +51,12 @@ FILE_barebox-am33xx-phytec-phycore-r2-mlo.spi.img = start_am33xx_phytec_phycore_
>  am33xx-mlo-$(CONFIG_MACH_PHYTEC_SOM_AM335X) += barebox-am33xx-phytec-phycore-r2-mlo.img
>  am33xx-mlospi-$(CONFIG_MACH_PHYTEC_SOM_AM335X) += barebox-am33xx-phytec-phycore-r2-mlo.spi.img
>  
> +pblx-$(CONFIG_MACH_PHYTEC_SOM_AM335X) += start_am33xx_phytec_phycore_r2_sram_1024mb
> +FILE_barebox-am33xx-phytec-phycore-r2-mlo-1024mb.img = start_am33xx_phytec_phycore_r2_sram_1024mb.pblx.mlo
> +FILE_barebox-am33xx-phytec-phycore-r2-mlo-1024mb.spi.img = start_am33xx_phytec_phycore_r2_sram_1024mb.pblx.mlospi
> +am33xx-mlo-$(CONFIG_MACH_PHYTEC_SOM_AM335X) += barebox-am33xx-phytec-phycore-r2-mlo-1024mb.img
> +am33xx-mlospi-$(CONFIG_MACH_PHYTEC_SOM_AM335X) += barebox-am33xx-phytec-phycore-r2-mlo-1024mb.spi.img
> +
>  pblx-$(CONFIG_MACH_PHYTEC_SOM_AM335X) += start_am33xx_phytec_phycore_sram_256mb
>  FILE_barebox-am33xx-phytec-phycore-mlo-256mb.img = start_am33xx_phytec_phycore_sram_256mb.pblx.mlo
>  FILE_barebox-am33xx-phytec-phycore-mlo-256mb.spi.img = start_am33xx_phytec_phycore_sram_256mb.pblx.mlospi
> -- 
> 2.7.4
> 
> 
> _______________________________________________
> barebox mailing list
> barebox@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/barebox
> 

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      reply	other threads:[~2018-01-05 14:51 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-12-22  8:03 Daniel Schultz
2018-01-05 14:51 ` Sascha Hauer [this message]

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