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| author | York Sun <yorksun@freescale.com> | 2011-08-26 11:32:45 -0700 |
|---|---|---|
| committer | Kumar Gala <galak@kernel.crashing.org> | 2011-09-29 19:01:06 -0500 |
| commit | d4b9106609a67617d8cef3bb6bce124974865388 (patch) | |
| tree | 4bd57192ca2396fe074460924100062b24bf1feb /board/freescale/mpc8349emds/mpc8349emds.c | |
| parent | d29d17d7badcf90a31e5d6d1d9a82838ea039a42 (diff) | |
| download | talos-obmc-uboot-d4b9106609a67617d8cef3bb6bce124974865388.tar.gz talos-obmc-uboot-d4b9106609a67617d8cef3bb6bce124974865388.zip | |
powerpc/mpc8349emds: Migrate from spd_sdram to unified DDR driver
Update MPC8349EMDS to use unified DDR driver instead of spd_sdram.c.
The unified driver can initialize data using DDR controller. No need to
use DMA if just to initialze for ECC.
Signed-off-by: York Sun <yorksun@freescale.com>
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'board/freescale/mpc8349emds/mpc8349emds.c')
| -rw-r--r-- | board/freescale/mpc8349emds/mpc8349emds.c | 26 |
1 files changed, 15 insertions, 11 deletions
diff --git a/board/freescale/mpc8349emds/mpc8349emds.c b/board/freescale/mpc8349emds/mpc8349emds.c index 365ac3792f..620540f830 100644 --- a/board/freescale/mpc8349emds/mpc8349emds.c +++ b/board/freescale/mpc8349emds/mpc8349emds.c @@ -29,7 +29,11 @@ #include <i2c.h> #include <spi.h> #include <miiphy.h> +#ifdef CONFIG_FSL_DDR2 +#include <asm/fsl_ddr_sdram.h> +#else #include <spd_sdram.h> +#endif #if defined(CONFIG_OF_LIBFDT) #include <libfdt.h> @@ -62,7 +66,7 @@ int board_early_init_f (void) phys_size_t initdram (int board_type) { volatile immap_t *im = (immap_t *)CONFIG_SYS_IMMR; - u32 msize = 0; + phys_size_t msize = 0; if ((im->sysconf.immrbar & IMMRBAR_BASE_ADDR) != (u32)im) return -1; @@ -70,24 +74,24 @@ phys_size_t initdram (int board_type) /* DDR SDRAM - Main SODIMM */ im->sysconf.ddrlaw[0].bar = CONFIG_SYS_DDR_BASE & LAWBAR_BAR; #if defined(CONFIG_SPD_EEPROM) - msize = spd_sdram(); +#ifndef CONFIG_FSL_DDR2 + msize = spd_sdram() * 1024 * 1024; +#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) + ddr_enable_ecc(msize); +#endif +#else + msize = fsl_ddr_sdram(); +#endif #else - msize = fixed_sdram(); + msize = fixed_sdram() * 1024 * 1024; #endif /* * Initialize SDRAM if it is on local bus. */ sdram_init(); -#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) - /* - * Initialize and enable DDR ECC. - */ - ddr_enable_ecc(msize * 1024 * 1024); -#endif - /* return total bus SDRAM size(bytes) -- DDR */ - return (msize * 1024 * 1024); + return msize; } #if !defined(CONFIG_SPD_EEPROM) |
