diff options
Diffstat (limited to 'arch/mips/momentum/jaguar_atx/prom.c')
| -rw-r--r-- | arch/mips/momentum/jaguar_atx/prom.c | 55 |
1 files changed, 0 insertions, 55 deletions
diff --git a/arch/mips/momentum/jaguar_atx/prom.c b/arch/mips/momentum/jaguar_atx/prom.c index 66371ffa219..5dd154ee58f 100644 --- a/arch/mips/momentum/jaguar_atx/prom.c +++ b/arch/mips/momentum/jaguar_atx/prom.c @@ -39,56 +39,6 @@ const char *get_system_type(void) return "Momentum Jaguar-ATX"; } -#ifdef CONFIG_MV643XX_ETH -extern unsigned char prom_mac_addr_base[6]; - -static void burn_clocks(void) -{ - int i; - - /* this loop should burn at least 1us -- this should be plenty */ - for (i = 0; i < 0x10000; i++) - ; -} - -static u8 exchange_bit(u8 val, u8 cs) -{ - /* place the data */ - JAGUAR_FPGA_WRITE((val << 2) | cs, EEPROM_MODE); - burn_clocks(); - - /* turn the clock on */ - JAGUAR_FPGA_WRITE((val << 2) | cs | 0x2, EEPROM_MODE); - burn_clocks(); - - /* turn the clock off and read-strobe */ - JAGUAR_FPGA_WRITE((val << 2) | cs | 0x10, EEPROM_MODE); - - /* return the data */ - return ((JAGUAR_FPGA_READ(EEPROM_MODE) >> 3) & 0x1); -} - -void get_mac(char dest[6]) -{ - u8 read_opcode[12] = {1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; - int i,j; - - for (i = 0; i < 12; i++) - exchange_bit(read_opcode[i], 1); - - for (j = 0; j < 6; j++) { - dest[j] = 0; - for (i = 0; i < 8; i++) { - dest[j] <<= 1; - dest[j] |= exchange_bit(0, 1); - } - } - - /* turn off CS */ - exchange_bit(0,0); -} -#endif - #ifdef CONFIG_64BIT unsigned long signext(unsigned long addr) @@ -228,11 +178,6 @@ void __init prom_init(void) #endif /* CONFIG_64BIT */ mips_machgroup = MACH_GROUP_MOMENCO; mips_machtype = MACH_MOMENCO_JAGUAR_ATX; - -#ifdef CONFIG_MV643XX_ETH - /* get the base MAC address for on-board ethernet ports */ - get_mac(prom_mac_addr_base); -#endif } void __init prom_free_prom_memory(void) |