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From: York Sun <yorksun@freescale.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [U-Boot, 6/7, v10] NAND: TPL : introduce the TPL based on the SPL
Date: Tue, 13 Aug 2013 10:46:03 -0700	[thread overview]
Message-ID: <520A70DB.9090405@freescale.com> (raw)
In-Reply-To: <1374738285-23184-6-git-send-email-ying.zhang@freescale.com>

On 07/25/2013 12:44 AM, ying.zhang at freescale.com wrote:
> From: Ying Zhang <b40530@freescale.com>
> 
> Due to the nand SPL on some board(e.g. P1022DS)has a size limit, it can
> not be more than 4K. So, the SPL cannot initialize the DDR with the SPD
> code. This patch introduces TPL to enable a loader stub that is loaded
> by the code from the SPL. It initializes the DDR with the SPD or other
> operations.
> 
> The TPL's size is sizeable, the maximum size is decided by the memory's
> size that TPL runs. It initializes the DDR through SPD code, and copys
> final uboot image to DDR. So there are three stage uboot images:
> 	* spl_boot, * tpl_boot, * final uboot image
> 
> This patch is on top of the patch:
> 	SPL: Makefile: Build a separate autoconf.mk for SPL
> 
> Signed-off-by: Ying Zhang <b40530@freescale.com>
> 
>

Ying,

You patch's dependency has not been applied. I am going to hold this
patch until I can apply it.

York

  parent reply	other threads:[~2013-08-13 17:46 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-07-25  7:44 [U-Boot] [PATCH 1/7 v10] powerpc: deleted unused symbol CONFIG_SPL_NAND_MINIMAL and enabled some functionality for common SPL ying.zhang at freescale.com
2013-07-25  7:44 ` [U-Boot] [PATCH 2/7 v10] powerpc: mpc85xx: Support booting from SD Card with SPL ying.zhang at freescale.com
2013-07-25  7:44 ` [U-Boot] [PATCH 3/7 v10] powerpc: p1022ds: Enable P1022DS to boot " ying.zhang at freescale.com
2013-08-13 19:53   ` [U-Boot] [U-Boot, 3/7, " York Sun
     [not found]     ` <B3A295C5BD5B13458B2F5C6AFAD910460A2FD960@039-SN2MPN1-022.039d.mgd.msft.net>
2013-08-15 19:57       ` York Sun
2013-07-25  7:44 ` [U-Boot] [PATCH 4/7 v10] powerpc : spi flash : Support to start from eSPI " ying.zhang at freescale.com
2013-07-25  7:44 ` [U-Boot] [PATCH 5/7 v10] powerpc : p1022ds : enable p1022ds " ying.zhang at freescale.com
2013-07-25  7:44 ` [U-Boot] [PATCH 6/7 v10] NAND: TPL : introduce the TPL based on the SPL ying.zhang at freescale.com
2013-08-10  0:10   ` Scott Wood
2013-08-13 17:46   ` York Sun [this message]
2013-07-25  7:44 ` [U-Boot] [PATCH 7/7 v10] powerpc: p1022ds: add TPL for p1022ds nand boot ying.zhang at freescale.com
2013-07-25 14:42 ` [U-Boot] [PATCH 1/7 v10] powerpc: deleted unused symbol CONFIG_SPL_NAND_MINIMAL and enabled some functionality for common SPL Scott Wood

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