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author | Stefan Roese <sr@denx.de> | 2007-08-15 14:51:27 +0200 |
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committer | Stefan Roese <sr@denx.de> | 2007-08-15 14:51:27 +0200 |
commit | d61ea14885631e58a25feaa81ee82eb464c62d6a (patch) | |
tree | 27927975039d0a15e6c6d4dfe8f765a76a12820a /board/amcc/yucca/yucca.c | |
parent | 3ba4c2d68f6541db4677b4aea12071f56e6ff6e6 (diff) | |
parent | 594e79838ce5078a90d0c27abb2b2d61d5f8e8a7 (diff) | |
download | u-boot-imx-d61ea14885631e58a25feaa81ee82eb464c62d6a.zip u-boot-imx-d61ea14885631e58a25feaa81ee82eb464c62d6a.tar.gz u-boot-imx-d61ea14885631e58a25feaa81ee82eb464c62d6a.tar.bz2 |
Merge with git://www.denx.de/git/u-boot.git
Diffstat (limited to 'board/amcc/yucca/yucca.c')
-rw-r--r-- | board/amcc/yucca/yucca.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/board/amcc/yucca/yucca.c b/board/amcc/yucca/yucca.c index 7316c34..d08fcf3 100644 --- a/board/amcc/yucca/yucca.c +++ b/board/amcc/yucca/yucca.c @@ -562,6 +562,40 @@ int checkboard (void) return 0; } +/* + * Override the default functions in cpu/ppc4xx/44x_spd_ddr2.c with + * board specific values. + */ +static int ppc440spe_rev_a(void) +{ + if ((get_pvr() == PVR_440SPe_6_RA) || (get_pvr() == PVR_440SPe_RA)) + return 1; + else + return 0; +} + +u32 ddr_wrdtr(u32 default_val) { + /* + * Yucca boards with 440SPe rev. A need a slightly different setup + * for the MCIF0_WRDTR register. + */ + if (ppc440spe_rev_a()) + return (SDRAM_WRDTR_LLWP_1_CYC | SDRAM_WRDTR_WTR_270_DEG_ADV); + + return default_val; +} + +u32 ddr_clktr(u32 default_val) { + /* + * Yucca boards with 440SPe rev. A need a slightly different setup + * for the MCIF0_CLKTR register. + */ + if (ppc440spe_rev_a()) + return (SDRAM_CLKTR_CLKP_180_DEG_ADV); + + return default_val; +} + #if defined(CFG_DRAM_TEST) int testdram (void) { |