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| author | Mike Frysinger <vapier@gentoo.org> | 2008-06-01 01:28:24 -0400 |
|---|---|---|
| committer | Mike Frysinger <vapier@gentoo.org> | 2009-03-23 15:14:54 -0400 |
| commit | 0d4f24b70f7a979f58174f3eb271874950b551b6 (patch) | |
| tree | 874db5bcaa01fa9df526dae9796d692e79885912 /cpu/blackfin | |
| parent | 3986e981f565c08f10c7e526af8cb518d741c349 (diff) | |
| download | u-boot-imx-0d4f24b70f7a979f58174f3eb271874950b551b6.zip u-boot-imx-0d4f24b70f7a979f58174f3eb271874950b551b6.tar.gz u-boot-imx-0d4f24b70f7a979f58174f3eb271874950b551b6.tar.bz2 | |
Blackfin: setup a sane default EBIU_SDBCTL for SDRAM controllers
If the board config does not specify an explicit EBIU_SDBCTL value, set it
up with sane values based on other configuration options.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'cpu/blackfin')
| -rw-r--r-- | cpu/blackfin/initcode.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/cpu/blackfin/initcode.c b/cpu/blackfin/initcode.c index 1b58f99..1352fd6 100644 --- a/cpu/blackfin/initcode.c +++ b/cpu/blackfin/initcode.c @@ -203,6 +203,39 @@ static inline void serial_putc(char c) # define CONFIG_VR_CTL_VAL (CONFIG_VR_CTL_CLKBUF | CONFIG_VR_CTL_VLEV | CONFIG_VR_CTL_FREQ) #endif +#ifndef EBIU_RSTCTL +/* Blackfin with SDRAM */ +#ifndef CONFIG_EBIU_SDBCTL_VAL +# if CONFIG_MEM_SIZE == 16 +# define CONFIG_EBSZ_VAL EBSZ_16 +# elif CONFIG_MEM_SIZE == 32 +# define CONFIG_EBSZ_VAL EBSZ_32 +# elif CONFIG_MEM_SIZE == 64 +# define CONFIG_EBSZ_VAL EBSZ_64 +# elif CONFIG_MEM_SIZE == 128 +# define CONFIG_EBSZ_VAL EBSZ_128 +# elif CONFIG_MEM_SIZE == 256 +# define CONFIG_EBSZ_VAL EBSZ_256 +# elif CONFIG_MEM_SIZE == 512 +# define CONFIG_EBSZ_VAL EBSZ_512 +# else +# error You need to define CONFIG_EBIU_SDBCTL_VAL or CONFIG_MEM_SIZE +# endif +# if CONFIG_MEM_ADD_WDTH == 8 +# define CONFIG_EBCAW_VAL EBCAW_8 +# elif CONFIG_MEM_ADD_WDTH == 9 +# define CONFIG_EBCAW_VAL EBCAW_9 +# elif CONFIG_MEM_ADD_WDTH == 10 +# define CONFIG_EBCAW_VAL EBCAW_10 +# elif CONFIG_MEM_ADD_WDTH == 11 +# define CONFIG_EBCAW_VAL EBCAW_11 +# else +# error You need to define CONFIG_EBIU_SDBCTL_VAL or CONFIG_MEM_ADD_WDTH +# endif +# define CONFIG_EBIU_SDBCTL_VAL (CONFIG_EBCAW_VAL | CONFIG_EBSZ_VAL | EBE) +#endif +#endif + BOOTROM_CALLED_FUNC_ATTR void initcode(ADI_BOOT_DATA *bootstruct) { |