Hello list,

inside the automatic U-Boot patch tracking system a new ticket [DNX#2006110242000047] was created:

<snip>

Add mpc7448hpc2 (mpc7448 + tsi108) board associated code support. The mpc7448hpc2 board support low level assemble language init code .

Signed-off-by: Alexandre Bounine alexandreb@tundra.com Signed-off-by: Roy Zang tie-fei.zang@freescale.com

---

board/mpc7448hpc2/asm_init.S | 955 ++++++++++++++++++++++++++++++++++++++++++ 1 files changed, 955 insertions(+), 0 deletions(-)

diff --git a/board/mpc7448hpc2/asm_init.S b/board/mpc7448hpc2/asm_init.S new file mode 100644 index 0000000..8c15a3d --- /dev/null +++ b/board/mpc7448hpc2/asm_init.S @@ -0,0 +1,955 @@ +/*****************************************************************************

• • (C) Copyright 2004-05; Tundra Semiconductor Corp.
• • Added automatic detect of SDC settings
• • Copyright (c) 2005 Freescale Semiconductor, Inc.
• • Maintainer tie-fei.zang@freescale.com
• • This program is free software; you can redistribute it and/or
• • modify it under the terms of the GNU General Public License as
• • published by the Free Software Foundation; either version 2 of
• • the License, or (at your option) any later version.
• • This program is distributed in the hope that it will be useful,
• • but WITHOUT ANY WARRANTY; without even the implied warranty of
• • MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
• • GNU General Public License for more details.
• • You should have received a copy of the GNU General Public License
• • along with this program; if not, write to the Free Software
• • Foundation, Inc., 59 Temple Place, Suite 330, Boston,
• • MA 02111-1307 USA
• ****************************************************************************/

+/*----------------------------------------------------------------------------

• • FILENAME: asm_init.s
• • Originator: Alex Bounine
• • DESCRIPTION:
• • Initialization code for the Tundra Tsi108 bridge chip
• *---------------------------------------------------------------------------*/

+#include <config.h> +#include <version.h>

+#include <ppc_asm.tmpl> +#include <ppc_defs.h> +#include <asm/processor.h>

+#include <tsi108.h>

+/*===========================================================================

• • Build Configuration Options
• */

+/* #define DISABLE_PBM disables usage of PB Master */ +/* #define SDC_HARDCODED_INIT config SDRAM controller with hardcoded values */ +/* #define SDC_AUTOPRECH_EN enable SDRAM auto precharge */

+/* ===========================================================================

• • Hardcoded SDC settings
• */

+#ifdef SDC_HARDCODED_INIT

+/* Micron MT9HTF6472AY-40EA1 : Unbuffered, 512MB, 400, CL3, Single Rank */

+#define VAL_SD_REFRESH (0x61A) +#define VAL_SD_TIMING (0x0308336b) +#define VAL_SD_D0_CTRL (0x07100021) /* auto-precharge disabled */ +#define VAL_SD_D0_BAR (0x0FE00000) /* 512MB @ 0x00000000 */ +#define VAL_SD_D1_CTRL (0x07100021) /* auto-precharge disabled */ +#define VAL_SD_D1_BAR (0x0FE00200) /* 512MB @ 0x20000000 */

+#endif /* SDC_HARDCODED_INIT */

+/*---------------------------------------------------------------------------

• CPU Configuration:
• CPU Address and Data Parity enables.

+#define CPU_AP +#define CPU_DP

+===========================================================================

• Macros
• !!! Attention !!! Macros LOAD_PTR, LOAD_U32 and LOAD_MEM defined below

are

• expected to work correctly for the CSR space within 32KB range.

</snip>

Your U-Boot support team