21 struct at93c_defs *at93c;  variable
25 	*at93c->reg = val;  in at93c_reg_write()
30 	u32 tmp = *at93c->reg;  in at93c_reg_read()
36 	u32 tmp = *at93c->rdata_reg;  in at93c_datareg_read()
42 	at93c_reg_write(data | at93c->clk);  in at93c_cycle_clk()
44 	at93c_reg_write(data & ~at93c->clk);  in at93c_cycle_clk()
52 		data |= 1 << at93c->wdata_shift;  in at93c_write_databit()
54 		data &= ~(1 << at93c->wdata_shift);  in at93c_write_databit()
66 	data = (at93c_datareg_read() >> at93c->rdata_shift) & 1;  in at93c_read_databit()
96 	at93c_reg_write((at93c_reg_read() | at93c->cs) &  in at93c_init_op()
97 			~at93c->clk & ~(1 << at93c->rdata_shift));  in at93c_init_op()
103 	at93c_reg_write(at93c_reg_read() & ~at93c->cs);  in at93c_end_op()