at93c.h

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/*
 * Atmel AT93C46 serial eeprom driver
 *
 * Brian Murphy <[email protected]>
 *
 */

extern struct at93c_defs {
    volatile u32 *reg;
    volatile u32 *rdata_reg;
    int rdata_shift;
    int wdata_shift;
    u32 cs;
    u32 clk;
} *at93c;

u8 at93c_read(u8 addr);
void at93c_write(u8 addr, u8 data);