diff options
author | Michael Hennerich <michael.hennerich@analog.com> | 2008-07-14 11:04:14 +0200 |
---|---|---|
committer | Bryan Wu <cooloney@kernel.org> | 2008-07-14 11:04:14 +0200 |
commit | 99d95bbd48f43dafdcd0540eb0da26c5655d7f33 (patch) | |
tree | e17a4d331e7ae07212dd9b6917edeac57fbb02fc /arch/blackfin | |
parent | Blackfin arch: use the symbolic IRQ define rather than the backend number (diff) | |
download | linux-99d95bbd48f43dafdcd0540eb0da26c5655d7f33.tar.xz linux-99d95bbd48f43dafdcd0540eb0da26c5655d7f33.zip |
Blackfin arch: Remove redundant kernel option
use kernel command line mem and max_mem bootargs to limit
availabe memory instead.
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
Diffstat (limited to 'arch/blackfin')
-rw-r--r-- | arch/blackfin/Kconfig | 7 | ||||
-rw-r--r-- | arch/blackfin/kernel/cplb-nompu/cplbinit.c | 6 | ||||
-rw-r--r-- | arch/blackfin/kernel/setup.c | 14 | ||||
-rw-r--r-- | arch/blackfin/mach-common/arch_checks.c | 6 |
4 files changed, 7 insertions, 26 deletions
diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig index d0f7ff3dc088..c602727d1a9a 100644 --- a/arch/blackfin/Kconfig +++ b/arch/blackfin/Kconfig @@ -310,11 +310,6 @@ config BFIN_KERNEL_CLOCK are also not changed, and the Bootloader does 100% of the hardware configuration. -config MEM_SIZE - int "SDRAM Memory Size in MBytes" - depends on BFIN_KERNEL_CLOCK - default 64 - config PLL_BYPASS bool "Bypass PLL" depends on BFIN_KERNEL_CLOCK @@ -376,7 +371,7 @@ config SCLK_DIV config MAX_MEM_SIZE int "Max SDRAM Memory Size in MBytes" - depends on !BFIN_KERNEL_CLOCK && !MPU + depends on !MPU default 512 help This is the max memory size that the kernel will create CPLB diff --git a/arch/blackfin/kernel/cplb-nompu/cplbinit.c b/arch/blackfin/kernel/cplb-nompu/cplbinit.c index 6be0c50122e8..224e7cc30bc5 100644 --- a/arch/blackfin/kernel/cplb-nompu/cplbinit.c +++ b/arch/blackfin/kernel/cplb-nompu/cplbinit.c @@ -26,11 +26,7 @@ #include <asm/cplb.h> #include <asm/cplbinit.h> -#ifdef CONFIG_MAX_MEM_SIZE -# define CPLB_MEM CONFIG_MAX_MEM_SIZE -#else -# define CPLB_MEM CONFIG_MEM_SIZE -#endif +#define CPLB_MEM CONFIG_MAX_MEM_SIZE /* * Number of required data CPLB switchtable entries diff --git a/arch/blackfin/kernel/setup.c b/arch/blackfin/kernel/setup.c index 8efea004aecb..861a1db74df8 100644 --- a/arch/blackfin/kernel/setup.c +++ b/arch/blackfin/kernel/setup.c @@ -664,11 +664,8 @@ static __init void setup_bootmem_allocator(void) }) static inline int __init get_mem_size(void) { -#ifdef CONFIG_MEM_SIZE - return CONFIG_MEM_SIZE; -#else -# if defined(EBIU_SDBCTL) -# if defined(BF561_FAMILY) +#if defined(EBIU_SDBCTL) +# if defined(BF561_FAMILY) int ret = 0; u32 sdbctl = bfin_read_EBIU_SDBCTL(); ret += EBSZ_TO_MEG(sdbctl >> 0); @@ -676,10 +673,10 @@ static inline int __init get_mem_size(void) ret += EBSZ_TO_MEG(sdbctl >> 16); ret += EBSZ_TO_MEG(sdbctl >> 24); return ret; -# else +# else return EBSZ_TO_MEG(bfin_read_EBIU_SDBCTL()); -# endif -# elif defined(EBIU_DDRCTL1) +# endif +#elif defined(EBIU_DDRCTL1) u32 ddrctl = bfin_read_EBIU_DDRCTL1(); int ret = 0; switch (ddrctl & 0xc0000) { @@ -694,7 +691,6 @@ static inline int __init get_mem_size(void) case DEVWD_16: break; } return ret; -# endif #endif BUG(); } diff --git a/arch/blackfin/mach-common/arch_checks.c b/arch/blackfin/mach-common/arch_checks.c index caaab49e9cfa..f9160d83b91f 100644 --- a/arch/blackfin/mach-common/arch_checks.c +++ b/arch/blackfin/mach-common/arch_checks.c @@ -53,9 +53,3 @@ # endif #endif /* CONFIG_BFIN_KERNEL_CLOCK */ - -#ifdef CONFIG_MEM_SIZE -#if (CONFIG_MEM_SIZE % 4) -#error "SDRAM mem size must be multible of 4MB" -#endif -#endif |