diff options
Diffstat (limited to 'arch/mips/mti-sead3/sead3-setup.c')
-rw-r--r-- | arch/mips/mti-sead3/sead3-setup.c | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/arch/mips/mti-sead3/sead3-setup.c b/arch/mips/mti-sead3/sead3-setup.c index c4fc0c6d2654..c915e54f10ac 100644 --- a/arch/mips/mti-sead3/sead3-setup.c +++ b/arch/mips/mti-sead3/sead3-setup.c @@ -11,7 +11,6 @@ #include <linux/of_fdt.h> #include <asm/prom.h> -#include <asm/fw/fw.h> #include <asm/mach-sead3/sead3-dtshim.h> #include <asm/mips-boards/generic.h> @@ -21,68 +20,6 @@ const char *get_system_type(void) return "MIPS SEAD3"; } -static uint32_t get_memsize_from_cmdline(void) -{ - int memsize = 0; - char *p = arcs_cmdline; - char *s = "memsize="; - - p = strstr(p, s); - if (p) { - p += strlen(s); - memsize = memparse(p, NULL); - } - - return memsize; -} - -static uint32_t get_memsize_from_env(void) -{ - int memsize = 0; - char *p; - - p = fw_getenv("memsize"); - if (p) - memsize = memparse(p, NULL); - - return memsize; -} - -static uint32_t get_memsize(void) -{ - uint32_t memsize; - - memsize = get_memsize_from_cmdline(); - if (memsize) - return memsize; - - return get_memsize_from_env(); -} - -static void __init parse_memsize_param(void) -{ - int offset; - const uint64_t *prop_value; - int prop_len; - uint32_t memsize = get_memsize(); - - if (!memsize) - return; - - offset = fdt_path_offset(__dtb_start, "/memory"); - if (offset > 0) { - uint64_t new_value; - /* - * reg contains 2 32-bits BE values, offset and size. We just - * want to replace the size value without affecting the offset - */ - prop_value = fdt_getprop(__dtb_start, offset, "reg", &prop_len); - new_value = be64_to_cpu(*prop_value); - new_value = (new_value & ~0xffffffffllu) | memsize; - fdt_setprop_inplace_u64(__dtb_start, offset, "reg", new_value); - } -} - void __init *plat_get_fdt(void) { return (void *)__dtb_start; @@ -92,9 +29,6 @@ void __init plat_mem_setup(void) { void *fdt = plat_get_fdt(); - /* allow command line/bootloader env to override memory size in DT */ - parse_memsize_param(); - fdt = sead3_dt_shim(fdt); __dt_setup_arch(fdt); } |