85 lines
1.8 KiB
C
85 lines
1.8 KiB
C
/*
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* DB1200/PB1200 / DB1550 / DB1300 board support.
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*
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* These 4 boards can reliably be supported in a single kernel image.
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*/
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#include <asm/mach-au1x00/au1000.h>
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#include <asm/mach-db1x00/bcsr.h>
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int __init db1200_board_setup(void);
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int __init db1200_dev_setup(void);
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int __init db1300_board_setup(void);
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int __init db1300_dev_setup(void);
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int __init db1550_board_setup(void);
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int __init db1550_dev_setup(void);
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int __init db1550_pci_setup(void);
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static const char *board_type_str(void)
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{
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switch (BCSR_WHOAMI_BOARD(bcsr_read(BCSR_WHOAMI))) {
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case BCSR_WHOAMI_PB1200_DDR1:
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case BCSR_WHOAMI_PB1200_DDR2:
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return "PB1200";
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case BCSR_WHOAMI_DB1200:
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return "DB1200";
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case BCSR_WHOAMI_DB1300:
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return "DB1300";
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case BCSR_WHOAMI_DB1550:
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return "DB1550";
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default:
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return "(unknown)";
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}
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}
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const char *get_system_type(void)
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{
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return board_type_str();
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}
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void __init board_setup(void)
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{
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int ret;
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switch (alchemy_get_cputype()) {
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case ALCHEMY_CPU_AU1550:
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ret = db1550_board_setup();
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break;
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case ALCHEMY_CPU_AU1200:
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ret = db1200_board_setup();
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break;
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case ALCHEMY_CPU_AU1300:
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ret = db1300_board_setup();
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break;
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default:
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pr_err("unsupported CPU on board\n");
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ret = -ENODEV;
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}
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if (ret)
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panic("cannot initialize board support\n");
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}
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int __init db1235_arch_init(void)
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{
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if (BCSR_WHOAMI_BOARD(bcsr_read(BCSR_WHOAMI)) == BCSR_WHOAMI_DB1550)
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return db1550_pci_setup();
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return 0;
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}
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arch_initcall(db1235_arch_init);
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int __init db1235_dev_init(void)
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{
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switch (BCSR_WHOAMI_BOARD(bcsr_read(BCSR_WHOAMI))) {
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case BCSR_WHOAMI_PB1200_DDR1:
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case BCSR_WHOAMI_PB1200_DDR2:
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case BCSR_WHOAMI_DB1200:
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return db1200_dev_setup();
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case BCSR_WHOAMI_DB1300:
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return db1300_dev_setup();
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case BCSR_WHOAMI_DB1550:
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return db1550_dev_setup();
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}
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return 0;
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}
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device_initcall(db1235_dev_init);
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