From: Poonam Aggrwal Date: Mon, 7 Feb 2011 09:39:51 +0000 (+0530) Subject: fsl_ddr: Adds 16 bit DDR Data width option X-Git-Tag: v2011.06-rc1~185^2~27 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=0b3b1766b78331dfd109f2c5f816dcdd65055eb6;p=platform%2Fkernel%2Fu-boot.git fsl_ddr: Adds 16 bit DDR Data width option Signed-off-by: Poonam Aggrwal Cc: York Sun Signed-off-by: Kumar Gala --- diff --git a/arch/powerpc/cpu/mpc8xxx/ddr/util.c b/arch/powerpc/cpu/mpc8xxx/ddr/util.c index 815c5e3..b9a5a69 100644 --- a/arch/powerpc/cpu/mpc8xxx/ddr/util.c +++ b/arch/powerpc/cpu/mpc8xxx/ddr/util.c @@ -1,5 +1,5 @@ /* - * Copyright 2008 Freescale Semiconductor, Inc. + * Copyright 2008-2011 Freescale Semiconductor, Inc. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License @@ -139,6 +139,8 @@ void board_add_ram_info(int use_default) if (sdram_cfg & SDRAM_CFG_32_BE) puts(", 32-bit"); + else if (sdram_cfg & SDRAM_CFG_16_BE) + puts(", 16-bit"); else puts(", 64-bit"); diff --git a/arch/powerpc/include/asm/fsl_ddr_sdram.h b/arch/powerpc/include/asm/fsl_ddr_sdram.h index b5b1efe..99dddb4 100644 --- a/arch/powerpc/include/asm/fsl_ddr_sdram.h +++ b/arch/powerpc/include/asm/fsl_ddr_sdram.h @@ -84,6 +84,7 @@ typedef ddr3_spd_eeprom_t generic_spd_eeprom_t; #define SDRAM_CFG_SDRAM_TYPE_SHIFT 24 #define SDRAM_CFG_DYN_PWR 0x00200000 #define SDRAM_CFG_32_BE 0x00080000 +#define SDRAM_CFG_16_BE 0x00100000 #define SDRAM_CFG_8_BE 0x00040000 #define SDRAM_CFG_NCAP 0x00020000 #define SDRAM_CFG_2T_EN 0x00008000